./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/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_3543eea7-5f30-4037-bd64-b92bb23cdece/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/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_3543eea7-5f30-4037-bd64-b92bb23cdece/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 32a779d95d64b7b3ae1a801430dde2c7d15b3372c5d0cdd47679441a42687631 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:24,883 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:25,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:03:25,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:03:25,032 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:03:25,070 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:25,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:25,072 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:25,073 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:25,073 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:25,074 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:03:25,075 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:25,075 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:25,076 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:03:25,076 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:03:25,077 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:03:25,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:25,078 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:25,079 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:25,079 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:25,080 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:25,081 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:25,081 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:25,082 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:25,082 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:25,083 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:25,083 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:25,084 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:03:25,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:03:25,085 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_3543eea7-5f30-4037-bd64-b92bb23cdece/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a779d95d64b7b3ae1a801430dde2c7d15b3372c5d0cdd47679441a42687631 [2023-11-24 23:03:25,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:25,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:25,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:25,436 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:25,437 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:25,439 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i [2023-11-24 23:03:28,656 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:29,017 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:29,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i [2023-11-24 23:03:29,052 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/bin/ukojak-verify-afCqCEvfdi/data/8d526a3fa/b5fa937c31d543479879d14555cf19dd/FLAG8ca568eda [2023-11-24 23:03:29,075 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/bin/ukojak-verify-afCqCEvfdi/data/8d526a3fa/b5fa937c31d543479879d14555cf19dd [2023-11-24 23:03:29,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:29,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:29,083 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:29,084 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:29,089 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:29,090 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,091 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@442b2429 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29, skipping insertion in model container [2023-11-24 23:03:29,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,172 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:29,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:29,932 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:30,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:30,093 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:30,101 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:30,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30 WrapperNode [2023-11-24 23:03:30,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:30,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:30,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:30,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:30,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,192 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,357 INFO L138 Inliner]: procedures = 177, calls = 338, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1596 [2023-11-24 23:03:30,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:30,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:30,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:30,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:30,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,415 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,476 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,493 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,509 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:30,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:30,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:30,525 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:30,526 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:30,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:30,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:30,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3543eea7-5f30-4037-bd64-b92bb23cdece/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:03:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:03:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:03:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:03:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:03:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:03:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:03:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:30,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:30,917 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:30,920 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:33,831 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:35,434 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:35,435 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-24 23:03:35,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:35 BoogieIcfgContainer [2023-11-24 23:03:35,438 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:35,439 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:35,440 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:35,450 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:35,450 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:35" (1/1) ... [2023-11-24 23:03:35,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:03:35,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:35,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1172 states and 1324 transitions. [2023-11-24 23:03:35,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1324 transitions. [2023-11-24 23:03:35,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:03:35,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:35,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:35,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:35,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:35,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1171 states and 1323 transitions. [2023-11-24 23:03:35,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1323 transitions. [2023-11-24 23:03:35,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:03:35,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:35,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:36,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:36,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1170 states and 1322 transitions. [2023-11-24 23:03:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1322 transitions. [2023-11-24 23:03:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:03:36,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:36,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:36,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:36,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1169 states and 1320 transitions. [2023-11-24 23:03:36,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1320 transitions. [2023-11-24 23:03:36,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:03:36,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:36,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:36,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:36,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:36,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1170 states and 1322 transitions. [2023-11-24 23:03:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1322 transitions. [2023-11-24 23:03:36,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:03:36,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:36,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:36,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:36,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:36,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1169 states and 1321 transitions. [2023-11-24 23:03:36,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1321 transitions. [2023-11-24 23:03:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:03:36,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:36,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1171 states and 1324 transitions. [2023-11-24 23:03:36,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1324 transitions. [2023-11-24 23:03:36,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:03:36,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:36,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:36,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:36,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:36,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1170 states and 1323 transitions. [2023-11-24 23:03:36,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1323 transitions. [2023-11-24 23:03:36,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:03:36,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:36,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:36,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:36,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1171 states and 1324 transitions. [2023-11-24 23:03:36,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1324 transitions. [2023-11-24 23:03:36,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:03:36,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:36,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:36,841 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 23:03:36,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:36,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1172 states and 1326 transitions. [2023-11-24 23:03:36,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1326 transitions. [2023-11-24 23:03:36,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:03:36,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:36,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:37,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:37,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:37,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1173 states and 1328 transitions. [2023-11-24 23:03:37,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1328 transitions. [2023-11-24 23:03:37,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:03:37,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:37,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:37,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:37,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:37,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1172 states and 1326 transitions. [2023-11-24 23:03:37,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1326 transitions. [2023-11-24 23:03:37,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:03:37,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:37,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:37,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:37,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:37,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1173 states and 1328 transitions. [2023-11-24 23:03:37,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1328 transitions. [2023-11-24 23:03:37,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:03:37,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:37,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:37,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:37,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:37,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1175 states and 1332 transitions. [2023-11-24 23:03:37,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1332 transitions. [2023-11-24 23:03:37,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:03:37,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:37,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:37,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:37,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:37,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1176 states and 1333 transitions. [2023-11-24 23:03:37,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1333 transitions. [2023-11-24 23:03:37,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:03:37,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:37,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:37,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:37,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:37,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1175 states and 1332 transitions. [2023-11-24 23:03:37,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1332 transitions. [2023-11-24 23:03:37,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:03:37,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:37,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:37,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:37,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:37,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1176 states and 1333 transitions. [2023-11-24 23:03:37,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1333 transitions. [2023-11-24 23:03:37,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:03:37,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:37,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:38,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:38,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1177 states and 1335 transitions. [2023-11-24 23:03:38,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1335 transitions. [2023-11-24 23:03:38,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:03:38,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:38,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:38,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:38,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:38,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1180 states and 1339 transitions. [2023-11-24 23:03:38,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1339 transitions. [2023-11-24 23:03:38,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:03:38,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:38,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:38,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:38,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:38,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1182 states and 1342 transitions. [2023-11-24 23:03:38,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1342 transitions. [2023-11-24 23:03:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:03:38,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:38,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:38,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:38,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:38,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:38,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:38,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1182 states and 1340 transitions. [2023-11-24 23:03:38,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1340 transitions. [2023-11-24 23:03:38,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:03:38,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:38,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:38,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:38,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:38,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:38,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:38,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1182 states and 1336 transitions. [2023-11-24 23:03:38,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1336 transitions. [2023-11-24 23:03:38,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:03:38,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:38,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:38,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:38,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:38,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:38,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:38,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1182 states and 1334 transitions. [2023-11-24 23:03:38,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1334 transitions. [2023-11-24 23:03:38,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:03:38,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:38,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:39,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:03:39,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:39,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 23:03:39,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:39,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:39,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1184 states and 1338 transitions. [2023-11-24 23:03:39,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1338 transitions. [2023-11-24 23:03:39,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:03:39,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:39,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:39,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:03:39,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:39,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:39,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:39,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1189 states and 1345 transitions. [2023-11-24 23:03:39,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1345 transitions. [2023-11-24 23:03:39,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:03:39,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:39,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:39,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:39,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:39,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:40,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:40,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1191 states and 1351 transitions. [2023-11-24 23:03:40,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1351 transitions. [2023-11-24 23:03:40,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:03:40,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:40,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:40,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:40,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:40,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:40,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1190 states and 1350 transitions. [2023-11-24 23:03:40,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1350 transitions. [2023-11-24 23:03:40,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:03:40,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:40,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:40,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:40,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:40,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:40,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:40,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:40,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1191 states and 1351 transitions. [2023-11-24 23:03:40,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1351 transitions. [2023-11-24 23:03:40,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:03:40,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:40,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:40,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:40,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:40,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:40,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:40,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1190 states and 1350 transitions. [2023-11-24 23:03:40,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1350 transitions. [2023-11-24 23:03:40,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:03:40,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:40,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:41,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:41,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:41,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:41,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:41,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:41,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1191 states and 1352 transitions. [2023-11-24 23:03:41,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1352 transitions. [2023-11-24 23:03:41,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:03:41,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:41,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:41,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:41,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:41,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:41,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:41,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1194 states and 1358 transitions. [2023-11-24 23:03:41,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1358 transitions. [2023-11-24 23:03:41,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:03:41,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:41,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:41,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:41,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:41,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:41,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:41,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1193 states and 1357 transitions. [2023-11-24 23:03:41,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1357 transitions. [2023-11-24 23:03:41,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:03:41,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:41,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:42,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:42,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:42,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:42,185 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 23:03:42,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:42,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1194 states and 1359 transitions. [2023-11-24 23:03:42,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1359 transitions. [2023-11-24 23:03:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:03:42,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:42,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:42,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:42,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:42,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:42,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:42,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1193 states and 1358 transitions. [2023-11-24 23:03:42,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1358 transitions. [2023-11-24 23:03:42,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:03:42,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:42,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:42,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:42,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:42,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:42,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:43,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:43,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1194 states and 1360 transitions. [2023-11-24 23:03:43,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1360 transitions. [2023-11-24 23:03:43,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:03:43,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:43,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:43,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:43,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:43,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:43,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:43,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1197 states and 1364 transitions. [2023-11-24 23:03:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1364 transitions. [2023-11-24 23:03:43,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:03:43,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:43,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:43,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:43,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:43,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:43,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1196 states and 1363 transitions. [2023-11-24 23:03:43,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1363 transitions. [2023-11-24 23:03:43,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:03:43,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:43,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:43,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:43,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:43,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:43,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:44,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:44,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1197 states and 1365 transitions. [2023-11-24 23:03:44,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1365 transitions. [2023-11-24 23:03:44,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:03:44,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:44,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:44,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:44,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:44,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:44,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:44,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1196 states and 1364 transitions. [2023-11-24 23:03:44,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1364 transitions. [2023-11-24 23:03:44,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:03:44,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:44,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:44,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:44,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:44,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:44,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1197 states and 1366 transitions. [2023-11-24 23:03:44,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1366 transitions. [2023-11-24 23:03:44,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:03:44,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:44,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:44,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:44,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:44,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:44,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:44,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1200 states and 1370 transitions. [2023-11-24 23:03:44,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1370 transitions. [2023-11-24 23:03:44,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:03:44,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:44,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:45,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:45,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:45,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:45,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:45,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1199 states and 1369 transitions. [2023-11-24 23:03:45,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1369 transitions. [2023-11-24 23:03:45,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:03:45,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:45,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:45,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:45,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:45,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:45,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:45,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1200 states and 1371 transitions. [2023-11-24 23:03:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1371 transitions. [2023-11-24 23:03:45,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:03:45,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:45,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:45,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:45,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:45,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:45,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:45,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1199 states and 1370 transitions. [2023-11-24 23:03:45,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1370 transitions. [2023-11-24 23:03:45,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:03:45,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:45,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:45,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:45,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:45,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:46,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1200 states and 1372 transitions. [2023-11-24 23:03:46,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1372 transitions. [2023-11-24 23:03:46,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:03:46,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:46,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:46,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:46,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:46,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:46,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1203 states and 1376 transitions. [2023-11-24 23:03:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1376 transitions. [2023-11-24 23:03:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:03:46,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:46,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:46,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:46,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:46,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:46,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1202 states and 1375 transitions. [2023-11-24 23:03:46,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1375 transitions. [2023-11-24 23:03:46,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:03:46,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:46,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:46,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:46,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:46,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:47,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:47,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:47,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1203 states and 1377 transitions. [2023-11-24 23:03:47,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1377 transitions. [2023-11-24 23:03:47,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:03:47,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:47,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:47,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:47,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:47,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:47,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1202 states and 1376 transitions. [2023-11-24 23:03:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1376 transitions. [2023-11-24 23:03:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:03:47,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:47,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:47,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:47,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:47,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:48,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:48,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1203 states and 1378 transitions. [2023-11-24 23:03:48,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1378 transitions. [2023-11-24 23:03:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:03:48,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:48,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:48,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:48,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:48,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:48,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1206 states and 1382 transitions. [2023-11-24 23:03:48,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1382 transitions. [2023-11-24 23:03:48,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:03:48,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:48,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:48,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:48,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:48,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:48,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:48,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1205 states and 1381 transitions. [2023-11-24 23:03:48,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1381 transitions. [2023-11-24 23:03:48,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:03:48,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:48,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:48,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:48,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:48,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:48,880 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 23:03:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1206 states and 1383 transitions. [2023-11-24 23:03:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1383 transitions. [2023-11-24 23:03:49,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:03:49,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:49,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:49,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:49,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:49,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:49,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:49,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:49,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1209 states and 1387 transitions. [2023-11-24 23:03:49,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1387 transitions. [2023-11-24 23:03:49,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:03:49,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:49,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:49,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:03:49,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:49,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 23:03:49,555 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 23:03:50,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:50,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1225 states and 1405 transitions. [2023-11-24 23:03:50,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1405 transitions. [2023-11-24 23:03:50,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:03:50,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:50,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:50,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:03:50,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:50,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:50,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:50,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:50,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1241 states and 1430 transitions. [2023-11-24 23:03:50,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1430 transitions. [2023-11-24 23:03:50,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:03:50,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:50,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:50,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:50,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:50,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:00,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:04:01,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:01,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1241 states and 1428 transitions. [2023-11-24 23:04:01,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1428 transitions. [2023-11-24 23:04:01,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:04:01,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:01,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:01,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:04:01,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:01,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:04:01,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:13,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []