./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.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_472e5d1f-5466-41f2-a939-e3763470f391/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/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_472e5d1f-5466-41f2-a939-e3763470f391/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/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_472e5d1f-5466-41f2-a939-e3763470f391/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 3b6a7e09bdf002daf4e1e371c35be311dd644a61b41d9b32022b9ee835751b90 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:25,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:25,861 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:58:25,870 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:25,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:25,911 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:25,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:25,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:25,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:25,919 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:25,920 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:25,920 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:25,921 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:25,923 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:58:25,923 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:58:25,923 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:58:25,924 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:25,924 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:58:25,925 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:25,925 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:25,926 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:25,926 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:25,927 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:25,929 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:25,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:25,930 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:25,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:25,931 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:25,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:25,932 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_472e5d1f-5466-41f2-a939-e3763470f391/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b6a7e09bdf002daf4e1e371c35be311dd644a61b41d9b32022b9ee835751b90 [2023-11-24 22:58:26,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:26,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:26,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:26,329 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:26,330 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:26,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i [2023-11-24 22:58:29,442 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:29,893 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:29,894 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i [2023-11-24 22:58:29,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/bin/ukojak-verify-afCqCEvfdi/data/aad4889e4/51ce67cc079d45a4ab8f76f1a633f770/FLAG042b73b16 [2023-11-24 22:58:29,952 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/bin/ukojak-verify-afCqCEvfdi/data/aad4889e4/51ce67cc079d45a4ab8f76f1a633f770 [2023-11-24 22:58:29,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:29,957 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:29,958 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:29,959 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:29,964 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:29,965 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:29" (1/1) ... [2023-11-24 22:58:29,966 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16288cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:29, skipping insertion in model container [2023-11-24 22:58:29,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:29" (1/1) ... [2023-11-24 22:58:30,078 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:30,904 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:30,929 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:31,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:31,097 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:58:31,106 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:31,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31 WrapperNode [2023-11-24 22:58:31,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:31,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:31,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:31,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:31,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31" (1/1) ... [2023-11-24 22:58:31,163 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31" (1/1) ... [2023-11-24 22:58:31,294 INFO L138 Inliner]: procedures = 177, calls = 299, calls flagged for inlining = 24, calls inlined = 68, statements flattened = 1674 [2023-11-24 22:58:31,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:31,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:31,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:31,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:31,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31" (1/1) ... [2023-11-24 22:58:31,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31" (1/1) ... [2023-11-24 22:58:31,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31" (1/1) ... [2023-11-24 22:58:31,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31" (1/1) ... [2023-11-24 22:58:31,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31" (1/1) ... [2023-11-24 22:58:31,471 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31" (1/1) ... [2023-11-24 22:58:31,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31" (1/1) ... [2023-11-24 22:58:31,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31" (1/1) ... [2023-11-24 22:58:31,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:31,533 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:31,533 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:31,533 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:31,534 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:31" (1/1) ... [2023-11-24 22:58:31,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:31,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:31,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:31,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472e5d1f-5466-41f2-a939-e3763470f391/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:58:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:58:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:58:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:58:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:58:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:58:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:58:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:58:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:31,977 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:31,981 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:34,925 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:36,563 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:36,564 INFO L309 CfgBuilder]: Removed 62 assume(true) statements. [2023-11-24 22:58:36,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:36 BoogieIcfgContainer [2023-11-24 22:58:36,566 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:36,567 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:36,568 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:36,578 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:36,578 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:36" (1/1) ... [2023-11-24 22:58:36,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:36,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:36,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1168 states and 1375 transitions. [2023-11-24 22:58:36,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1375 transitions. [2023-11-24 22:58:36,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:58:36,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:36,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:36,880 INFO 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 22:58:36,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1167 states and 1374 transitions. [2023-11-24 22:58:36,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1374 transitions. [2023-11-24 22:58:36,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:58:36,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:36,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:37,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:37,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1166 states and 1373 transitions. [2023-11-24 22:58:37,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1373 transitions. [2023-11-24 22:58:37,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:58:37,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:37,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,178 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 22:58:37,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:37,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1165 states and 1371 transitions. [2023-11-24 22:58:37,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1371 transitions. [2023-11-24 22:58:37,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:58:37,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:37,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,283 INFO 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 22:58:37,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1166 states and 1373 transitions. [2023-11-24 22:58:37,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1373 transitions. [2023-11-24 22:58:37,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:37,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:37,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:37,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,563 INFO 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 22:58:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:37,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1165 states and 1372 transitions. [2023-11-24 22:58:37,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1372 transitions. [2023-11-24 22:58:37,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:37,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:37,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,743 INFO 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 22:58:37,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:37,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1168 states and 1377 transitions. [2023-11-24 22:58:37,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1377 transitions. [2023-11-24 22:58:37,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:37,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:37,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,909 INFO 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 22:58:37,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:37,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1167 states and 1376 transitions. [2023-11-24 22:58:37,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1376 transitions. [2023-11-24 22:58:37,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:37,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:37,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,969 INFO 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 22:58:37,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:37,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1168 states and 1378 transitions. [2023-11-24 22:58:37,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1378 transitions. [2023-11-24 22:58:37,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:37,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:37,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:38,042 INFO 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 22:58:38,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:38,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1169 states and 1380 transitions. [2023-11-24 22:58:38,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1380 transitions. [2023-11-24 22:58:38,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:38,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:38,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:38,254 INFO 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 22:58:38,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:38,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1170 states and 1382 transitions. [2023-11-24 22:58:38,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1382 transitions. [2023-11-24 22:58:38,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:38,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:38,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:38,555 INFO 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 22:58:38,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:38,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1169 states and 1380 transitions. [2023-11-24 22:58:38,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1380 transitions. [2023-11-24 22:58:38,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:38,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:38,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:38,621 INFO 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 22:58:38,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:38,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1170 states and 1382 transitions. [2023-11-24 22:58:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1382 transitions. [2023-11-24 22:58:38,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:58:38,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:38,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:38,699 INFO 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 22:58:38,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:38,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1172 states and 1387 transitions. [2023-11-24 22:58:38,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1387 transitions. [2023-11-24 22:58:38,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:58:38,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:38,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:38,928 INFO 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 22:58:39,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:39,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1173 states and 1388 transitions. [2023-11-24 22:58:39,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1388 transitions. [2023-11-24 22:58:39,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:58:39,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:39,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:39,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:39,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:39,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1172 states and 1387 transitions. [2023-11-24 22:58:39,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1387 transitions. [2023-11-24 22:58:39,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:58:39,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:39,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:39,250 INFO 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 22:58:39,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:39,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1173 states and 1388 transitions. [2023-11-24 22:58:39,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1388 transitions. [2023-11-24 22:58:39,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:39,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:39,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:39,318 INFO 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 22:58:39,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:39,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1174 states and 1390 transitions. [2023-11-24 22:58:39,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1390 transitions. [2023-11-24 22:58:39,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:39,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:39,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:39,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:39,638 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 22:58:40,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:40,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1177 states and 1395 transitions. [2023-11-24 22:58:40,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1395 transitions. [2023-11-24 22:58:40,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:40,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:40,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:40,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:40,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:40,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1179 states and 1398 transitions. [2023-11-24 22:58:40,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1398 transitions. [2023-11-24 22:58:40,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:58:40,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:40,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:40,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:40,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:40,634 INFO 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 22:58:40,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:40,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1179 states and 1396 transitions. [2023-11-24 22:58:40,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1396 transitions. [2023-11-24 22:58:40,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:58:40,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:40,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:40,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:40,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:40,766 INFO 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 22:58:40,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:40,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1179 states and 1392 transitions. [2023-11-24 22:58:40,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1392 transitions. [2023-11-24 22:58:40,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:58:40,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:40,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:40,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:40,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:40,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:40,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1179 states and 1390 transitions. [2023-11-24 22:58:40,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1390 transitions. [2023-11-24 22:58:40,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:58:40,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:40,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:40,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:58:40,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:41,025 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 22:58:41,096 INFO 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 22:58:41,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:41,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1181 states and 1394 transitions. [2023-11-24 22:58:41,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1394 transitions. [2023-11-24 22:58:41,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:58:41,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:41,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:41,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:58:41,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:41,297 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 22:58:41,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:41,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:41,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1186 states and 1401 transitions. [2023-11-24 22:58:41,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1401 transitions. [2023-11-24 22:58:41,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:41,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:41,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:41,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:41,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:41,809 INFO 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 22:58:41,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:41,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1185 states and 1400 transitions. [2023-11-24 22:58:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1400 transitions. [2023-11-24 22:58:41,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:41,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:41,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:41,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:41,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:41,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:41,937 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 22:58:42,108 INFO 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 22:58:42,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:42,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1186 states and 1401 transitions. [2023-11-24 22:58:42,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1401 transitions. [2023-11-24 22:58:42,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:42,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:42,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:42,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:42,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:42,479 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 22:58:42,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:42,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1188 states and 1407 transitions. [2023-11-24 22:58:42,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1407 transitions. [2023-11-24 22:58:42,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:58:42,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:42,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:42,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:42,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:42,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:42,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:42,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1187 states and 1406 transitions. [2023-11-24 22:58:42,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1406 transitions. [2023-11-24 22:58:42,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:58:42,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:42,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:43,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:43,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:43,058 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 22:58:43,185 INFO 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 22:58:43,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:43,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1188 states and 1408 transitions. [2023-11-24 22:58:43,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1408 transitions. [2023-11-24 22:58:43,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:58:43,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:43,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:43,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:43,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:43,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:43,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1187 states and 1407 transitions. [2023-11-24 22:58:43,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1407 transitions. [2023-11-24 22:58:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:58:43,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:43,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:43,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:43,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:43,723 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 22:58:43,841 INFO 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 22:58:44,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:44,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1188 states and 1409 transitions. [2023-11-24 22:58:44,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1409 transitions. [2023-11-24 22:58:44,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:58:44,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:44,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:44,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:44,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:44,359 INFO 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 22:58:44,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:44,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1191 states and 1415 transitions. [2023-11-24 22:58:44,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1415 transitions. [2023-11-24 22:58:44,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:58:44,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:44,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:44,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:44,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:44,689 INFO 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 22:58:44,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1190 states and 1414 transitions. [2023-11-24 22:58:44,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1414 transitions. [2023-11-24 22:58:44,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:58:44,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:44,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:44,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:44,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:44,813 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 22:58:44,959 INFO 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 22:58:45,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1191 states and 1416 transitions. [2023-11-24 22:58:45,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1416 transitions. [2023-11-24 22:58:45,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:58:45,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:45,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:45,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:45,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:45,446 INFO 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 22:58:45,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:45,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1190 states and 1415 transitions. [2023-11-24 22:58:45,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1415 transitions. [2023-11-24 22:58:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:58:45,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:45,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:45,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:45,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:45,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:45,570 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 22:58:45,718 INFO 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 22:58:46,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:46,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1191 states and 1417 transitions. [2023-11-24 22:58:46,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1417 transitions. [2023-11-24 22:58:46,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:58:46,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:46,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:46,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:46,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:46,216 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 22:58:46,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:46,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1194 states and 1421 transitions. [2023-11-24 22:58:46,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1421 transitions. [2023-11-24 22:58:46,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:58:46,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:46,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:46,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:46,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:46,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:46,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1193 states and 1420 transitions. [2023-11-24 22:58:46,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1420 transitions. [2023-11-24 22:58:46,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:58:46,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:46,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:46,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:46,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:46,492 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 22:58:46,644 INFO 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 22:58:47,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:47,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1194 states and 1422 transitions. [2023-11-24 22:58:47,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1422 transitions. [2023-11-24 22:58:47,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:58:47,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:47,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:47,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:47,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:47,196 INFO 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 22:58:47,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:47,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1193 states and 1421 transitions. [2023-11-24 22:58:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1421 transitions. [2023-11-24 22:58:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:58:47,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:47,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:47,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:47,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:47,322 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 22:58:47,468 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 22:58:47,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:47,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1194 states and 1423 transitions. [2023-11-24 22:58:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1423 transitions. [2023-11-24 22:58:47,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:58:47,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:47,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:47,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:47,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:47,946 INFO 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 22:58:47,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:47,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1197 states and 1427 transitions. [2023-11-24 22:58:47,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1427 transitions. [2023-11-24 22:58:47,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:58:47,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:47,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:48,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:48,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:48,072 INFO 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 22:58:48,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:48,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1196 states and 1426 transitions. [2023-11-24 22:58:48,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1426 transitions. [2023-11-24 22:58:48,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:58:48,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:48,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:48,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:48,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:48,186 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 22:58:48,335 INFO 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 22:58:48,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:48,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1197 states and 1428 transitions. [2023-11-24 22:58:48,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1428 transitions. [2023-11-24 22:58:48,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:58:48,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:48,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:48,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:48,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:48,884 INFO 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 22:58:48,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:48,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1196 states and 1427 transitions. [2023-11-24 22:58:48,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1427 transitions. [2023-11-24 22:58:48,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:58:48,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:48,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:48,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:48,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:49,007 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 22:58:49,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:49,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:49,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1197 states and 1429 transitions. [2023-11-24 22:58:49,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1429 transitions. [2023-11-24 22:58:49,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:58:49,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:49,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:49,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:49,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:49,701 INFO 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 22:58:49,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:49,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1200 states and 1433 transitions. [2023-11-24 22:58:49,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1433 transitions. [2023-11-24 22:58:49,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:58:49,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:49,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:49,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:49,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:49,838 INFO 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 22:58:49,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:49,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1199 states and 1432 transitions. [2023-11-24 22:58:49,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1432 transitions. [2023-11-24 22:58:49,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:58:49,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:49,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:49,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:49,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:49,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:49,958 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 22:58:50,129 INFO 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 22:58:50,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:50,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1200 states and 1434 transitions. [2023-11-24 22:58:50,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1434 transitions. [2023-11-24 22:58:50,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:58:50,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:50,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:50,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:50,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:50,736 INFO 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 22:58:50,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1199 states and 1433 transitions. [2023-11-24 22:58:50,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1433 transitions. [2023-11-24 22:58:50,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:58:50,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:50,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:50,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:50,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:50,879 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 22:58:51,064 INFO 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 22:58:51,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:51,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1200 states and 1435 transitions. [2023-11-24 22:58:51,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1435 transitions. [2023-11-24 22:58:51,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:58:51,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:51,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:51,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:51,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:51,639 INFO 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 22:58:51,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:51,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1203 states and 1439 transitions. [2023-11-24 22:58:51,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1439 transitions. [2023-11-24 22:58:51,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:58:51,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:51,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:51,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:51,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:51,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:51,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:51,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1206 states and 1443 transitions. [2023-11-24 22:58:51,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1443 transitions. [2023-11-24 22:58:51,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:58:51,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:51,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:51,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:51,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:51,901 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 22:59:01,925 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 22:59:01,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:01,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1206 states and 1441 transitions. [2023-11-24 22:59:01,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1441 transitions. [2023-11-24 22:59:01,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:59:01,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:01,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:02,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:59:02,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:02,063 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 22:59:02,112 INFO 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 22:59:02,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:02,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1222 states and 1459 transitions. [2023-11-24 22:59:02,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1459 transitions. [2023-11-24 22:59:02,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:59:02,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:02,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:02,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:59:02,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:02,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:59:02,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:03,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:03,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1238 states and 1484 transitions. [2023-11-24 22:59:03,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1484 transitions. [2023-11-24 22:59:03,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:59:03,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:03,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:03,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:59:03,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:03,839 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 22:59:08,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:59:18,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []