./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 9bd2c7ff 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_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:37,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:38,094 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-11-19 04:08:38,102 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:38,103 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:38,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:38,144 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:38,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:38,146 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:38,151 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:38,152 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:38,152 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:38,153 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:38,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:38,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:38,155 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:08:38,156 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:08:38,156 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:38,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:38,157 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:38,158 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:38,158 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:38,159 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:38,160 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:38,160 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:38,161 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:38,161 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:38,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:38,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:38,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:38,164 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:38,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:38,165 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_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e [2023-11-19 04:08:38,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:38,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:38,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:38,540 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:38,543 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:38,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i [2023-11-19 04:08:41,578 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:42,018 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:42,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i [2023-11-19 04:08:42,049 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/data/d44b7bdb9/dadd172070a44418a9e95c091a436cd3/FLAGcbc6d957a [2023-11-19 04:08:42,071 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/data/d44b7bdb9/dadd172070a44418a9e95c091a436cd3 [2023-11-19 04:08:42,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:42,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:42,083 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:42,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:42,088 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:42,089 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a8166b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42, skipping insertion in model container [2023-11-19 04:08:42,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,201 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:42,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:43,009 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:43,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:43,236 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:43,244 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:43,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43 WrapperNode [2023-11-19 04:08:43,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:43,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:43,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:43,246 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:43,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,323 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,488 INFO L138 Inliner]: procedures = 177, calls = 525, calls flagged for inlining = 17, calls inlined = 44, statements flattened = 3348 [2023-11-19 04:08:43,488 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:43,489 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:43,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:43,489 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:43,499 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,521 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,522 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,626 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,763 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,825 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:43,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:43,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:43,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:43,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:43,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:43,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:43,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d0aba12-2a6f-4baa-ad3a-5f8e5f81007a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:43,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:08:43,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:43,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:08:43,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:43,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:08:43,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:08:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:08:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:44,323 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:44,326 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:47,255 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:51,654 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:51,654 INFO L302 CfgBuilder]: Removed 151 assume(true) statements. [2023-11-19 04:08:51,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:51 BoogieIcfgContainer [2023-11-19 04:08:51,669 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:51,671 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:51,671 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:51,681 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:51,681 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,692 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:51,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 355 states and 593 transitions. [2023-11-19 04:08:51,774 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 593 transitions. [2023-11-19 04:08:51,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:51,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:51,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:51,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:52,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 354 states and 587 transitions. [2023-11-19 04:08:52,006 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 587 transitions. [2023-11-19 04:08:52,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:52,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:52,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:52,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:52,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 354 states and 583 transitions. [2023-11-19 04:08:52,107 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 583 transitions. [2023-11-19 04:08:52,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:52,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:52,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:52,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:52,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 356 states and 584 transitions. [2023-11-19 04:08:52,439 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 584 transitions. [2023-11-19 04:08:52,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:08:52,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:52,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:52,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:52,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:57,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.62s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:08:57,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:57,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 356 states and 579 transitions. [2023-11-19 04:08:57,298 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 579 transitions. [2023-11-19 04:08:57,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:57,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:57,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:57,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:57,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:57,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:57,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:57,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 356 states and 575 transitions. [2023-11-19 04:08:57,525 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 575 transitions. [2023-11-19 04:08:57,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:08:57,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:57,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:57,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:57,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:57,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:57,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 356 states and 569 transitions. [2023-11-19 04:08:57,757 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 569 transitions. [2023-11-19 04:08:57,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:08:57,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:57,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:58,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:58,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:58,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:08,036 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 [] [2023-11-19 04:09:08,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:08,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 356 states and 563 transitions. [2023-11-19 04:09:08,110 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 563 transitions. [2023-11-19 04:09:08,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:09:08,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:08,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:08,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:09:08,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:08,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:10,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:09:10,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:10,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 370 states and 581 transitions. [2023-11-19 04:09:10,494 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 581 transitions. [2023-11-19 04:09:10,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:09:10,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:10,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:10,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:10,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:10,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:10,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:10,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 370 states and 579 transitions. [2023-11-19 04:09:10,784 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 579 transitions. [2023-11-19 04:09:10,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:09:10,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:10,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:11,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:11,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:11,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 370 states and 577 transitions. [2023-11-19 04:09:11,065 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 577 transitions. [2023-11-19 04:09:11,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:09:11,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:11,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:11,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:11,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:21,403 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 [] [2023-11-19 04:09:21,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:21,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 370 states and 575 transitions. [2023-11-19 04:09:21,422 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 575 transitions. [2023-11-19 04:09:21,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:21,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:21,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:21,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:09:21,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:22,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:09:24,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:09:24,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 373 states and 577 transitions. [2023-11-19 04:09:24,091 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 577 transitions. [2023-11-19 04:09:24,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:24,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:24,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:24,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:24,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:24,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 373 states and 572 transitions. [2023-11-19 04:09:24,482 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 572 transitions. [2023-11-19 04:09:24,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:24,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:24,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:09:24,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:24,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2023-11-19 04:09:24,943 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 [2023-11-19 04:09:24,993 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:09:24,997 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 04:09:25,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:09:25,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 04:09:25,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:25,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 376 states and 578 transitions. [2023-11-19 04:09:25,538 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 578 transitions. [2023-11-19 04:09:25,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 04:09:25,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:25,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:25,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:25,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 376 states and 572 transitions. [2023-11-19 04:09:25,919 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 572 transitions. [2023-11-19 04:09:25,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 04:09:25,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:26,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:26,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:26,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:36,382 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 [] [2023-11-19 04:09:36,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:36,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 376 states and 566 transitions. [2023-11-19 04:09:36,428 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 566 transitions. [2023-11-19 04:09:36,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:09:36,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:36,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:36,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:09:36,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:37,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:41,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:09:41,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:41,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 401 states and 595 transitions. [2023-11-19 04:09:41,359 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 595 transitions. [2023-11-19 04:09:41,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:09:41,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:41,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:41,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:41,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:41,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:41,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:41,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 401 states and 593 transitions. [2023-11-19 04:09:41,774 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 593 transitions. [2023-11-19 04:09:41,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:09:41,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:41,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:42,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:42,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:42,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:42,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:42,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 401 states and 591 transitions. [2023-11-19 04:09:42,192 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 591 transitions. [2023-11-19 04:09:42,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 04:09:42,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:42,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms