./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9 --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 94599b38b669e42115f92cee257d9ed4ed5d4777dca7d2ee690bacb4e0d226f0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:07:08,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:07:08,932 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-12-02 23:07:08,936 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:07:08,937 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:07:08,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:07:08,961 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:07:08,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:07:08,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:07:08,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:07:08,963 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:07:08,963 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:07:08,964 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:07:08,964 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:07:08,965 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:07:08,965 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:07:08,966 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:07:08,966 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:07:08,967 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:07:08,967 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:07:08,968 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:07:08,969 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:07:08,969 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:07:08,970 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:07:08,970 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:07:08,970 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:07:08,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:07:08,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:07:08,972 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:07:08,972 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:07:08,972 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:07:08,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:07:08,973 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_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94599b38b669e42115f92cee257d9ed4ed5d4777dca7d2ee690bacb4e0d226f0 [2023-12-02 23:07:09,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:07:09,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:07:09,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:07:09,227 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:07:09,227 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:07:09,228 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i [2023-12-02 23:07:11,952 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:07:12,228 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:07:12,229 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i [2023-12-02 23:07:12,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/data/82eb8f685/7cf111912a9b41c89014e655e65b31c1/FLAGffb983fa6 [2023-12-02 23:07:12,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/data/82eb8f685/7cf111912a9b41c89014e655e65b31c1 [2023-12-02 23:07:12,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:07:12,266 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:07:12,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:07:12,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:07:12,273 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:07:12,273 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:07:12" (1/1) ... [2023-12-02 23:07:12,275 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72589442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:12, skipping insertion in model container [2023-12-02 23:07:12,275 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:07:12" (1/1) ... [2023-12-02 23:07:12,375 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:07:12,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:07:12,930 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:07:13,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:07:13,077 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:07:13,085 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:07:13,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13 WrapperNode [2023-12-02 23:07:13,086 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:07:13,087 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:07:13,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:07:13,088 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:07:13,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13" (1/1) ... [2023-12-02 23:07:13,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13" (1/1) ... [2023-12-02 23:07:13,232 INFO L138 Inliner]: procedures = 177, calls = 489, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 2271 [2023-12-02 23:07:13,232 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:07:13,233 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:07:13,233 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:07:13,233 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:07:13,243 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13" (1/1) ... [2023-12-02 23:07:13,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13" (1/1) ... [2023-12-02 23:07:13,257 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13" (1/1) ... [2023-12-02 23:07:13,258 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13" (1/1) ... [2023-12-02 23:07:13,382 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13" (1/1) ... [2023-12-02 23:07:13,401 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13" (1/1) ... [2023-12-02 23:07:13,410 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13" (1/1) ... [2023-12-02 23:07:13,420 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13" (1/1) ... [2023-12-02 23:07:13,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:07:13,434 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:07:13,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:07:13,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:07:13,435 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:13" (1/1) ... [2023-12-02 23:07:13,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:07:13,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:07:13,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:07:13,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa71adb-ab2a-4fc4-ae35-1736888d6412/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:07:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:07:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:07:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:07:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:07:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:07:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:07:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 23:07:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:07:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:07:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:07:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:07:13,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:07:13,723 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:07:13,724 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:07:15,687 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:07:17,475 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:07:17,475 INFO L309 CfgBuilder]: Removed 100 assume(true) statements. [2023-12-02 23:07:17,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:07:17 BoogieIcfgContainer [2023-12-02 23:07:17,477 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:07:17,477 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:07:17,478 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:07:17,485 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:07:17,485 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:07:17" (1/1) ... [2023-12-02 23:07:17,493 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:07:17,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:17,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 204 states and 347 transitions. [2023-12-02 23:07:17,544 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 347 transitions. [2023-12-02 23:07:17,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:07:17,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:17,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:07:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:07:17,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:07:17,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:17,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 205 states and 349 transitions. [2023-12-02 23:07:17,757 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 349 transitions. [2023-12-02 23:07:17,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:07:17,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:17,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:07:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:07:17,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:07:17,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:07:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:07:17,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:17,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 205 states and 345 transitions. [2023-12-02 23:07:17,886 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 345 transitions. [2023-12-02 23:07:17,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:07:17,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:17,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:07:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:07:17,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:07:17,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:07:17,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:07:18,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:18,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 205 states and 337 transitions. [2023-12-02 23:07:18,005 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 337 transitions. [2023-12-02 23:07:18,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:07:18,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:18,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:07:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:07:18,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:07:18,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:07:18,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:07:18,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:18,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 205 states and 325 transitions. [2023-12-02 23:07:18,204 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 325 transitions. [2023-12-02 23:07:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:07:18,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:18,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:07:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:07:18,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:07:18,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:07:18,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:07:28,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:07:38,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:07:38,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:38,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 205 states and 311 transitions. [2023-12-02 23:07:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 311 transitions. [2023-12-02 23:07:38,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:07:38,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:38,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:07:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:07:39,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:07:39,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:07:39,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:07:39,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:39,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 206 states and 311 transitions. [2023-12-02 23:07:39,126 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 311 transitions. [2023-12-02 23:07:39,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 23:07:39,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:39,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:07:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:07:39,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:07:39,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:07:39,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:07:39,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 205 states and 306 transitions. [2023-12-02 23:07:39,555 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 306 transitions. [2023-12-02 23:07:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:07:39,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:39,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:07:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:07:39,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:07:39,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:07:39,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:07:39,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:39,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 205 states and 302 transitions. [2023-12-02 23:07:39,959 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 302 transitions. [2023-12-02 23:07:39,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 23:07:39,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:39,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:07:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:07:40,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:07:40,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:07:40,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:07:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:40,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 205 states and 300 transitions. [2023-12-02 23:07:40,333 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 300 transitions. [2023-12-02 23:07:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:07:40,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:40,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:07:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:07:40,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:07:40,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:07:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:07:50,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:07:50,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:50,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 205 states and 298 transitions. [2023-12-02 23:07:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 298 transitions. [2023-12-02 23:07:50,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:07:50,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:50,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:07:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:07:51,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:07:51,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:07:51,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:08:01,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:08:11,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:08:21,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:08:31,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:08:41,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:08:52,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:02,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:12,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:12,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:12,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 257 states and 363 transitions. [2023-12-02 23:09:12,600 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 363 transitions. [2023-12-02 23:09:12,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:09:12,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:12,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:12,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:09:12,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:12,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:09:12,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:12,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 257 states and 361 transitions. [2023-12-02 23:09:12,960 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 361 transitions. [2023-12-02 23:09:12,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:09:12,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:12,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:13,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:09:13,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:13,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:09:13,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:13,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 257 states and 359 transitions. [2023-12-02 23:09:13,364 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 359 transitions. [2023-12-02 23:09:13,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:09:13,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:13,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:13,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:09:13,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:09:13,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:13,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 257 states and 357 transitions. [2023-12-02 23:09:13,716 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 357 transitions. [2023-12-02 23:09:13,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 23:09:13,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:13,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:14,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:09:14,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:14,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:09:24,104 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 [] [2023-12-02 23:09:24,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:24,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 257 states and 355 transitions. [2023-12-02 23:09:24,153 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 355 transitions. [2023-12-02 23:09:24,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 23:09:24,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:24,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:24,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:09:24,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:24,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:09:34,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:34,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:34,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 257 states and 353 transitions. [2023-12-02 23:09:34,530 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 353 transitions. [2023-12-02 23:09:34,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:09:34,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:34,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:34,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:09:34,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:34,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:09:44,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:55,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:10:05,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:10:15,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:10:15,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:15,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 260 states and 355 transitions. [2023-12-02 23:10:15,121 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 355 transitions. [2023-12-02 23:10:15,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:10:15,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:15,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:15,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:10:15,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:15,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:15,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:15,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 260 states and 353 transitions. [2023-12-02 23:10:15,535 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 353 transitions. [2023-12-02 23:10:15,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:10:15,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:15,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:15,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:10:15,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:15,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:10:26,002 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 [] [2023-12-02 23:10:36,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:10:46,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:10:56,085 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 [] [2023-12-02 23:10:56,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:56,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 263 states and 355 transitions. [2023-12-02 23:10:56,136 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 355 transitions. [2023-12-02 23:10:56,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:10:56,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:56,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:56,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:56,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:10:56,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:56,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:56,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:56,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 263 states and 353 transitions. [2023-12-02 23:10:56,539 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 353 transitions. [2023-12-02 23:10:56,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 23:10:56,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:56,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:56,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:10:56,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:57,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:57,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 270 states and 361 transitions. [2023-12-02 23:10:57,128 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 361 transitions. [2023-12-02 23:10:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 23:10:57,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:57,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:57,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:10:57,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:57,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:57,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:57,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 277 states and 369 transitions. [2023-12-02 23:10:57,705 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 369 transitions. [2023-12-02 23:10:57,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:10:57,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:57,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:58,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:10:58,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:58,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:58,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:58,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 277 states and 368 transitions. [2023-12-02 23:10:58,120 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 368 transitions. [2023-12-02 23:10:58,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:10:58,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:58,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:58,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:10:58,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:58,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:58,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:58,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 277 states and 367 transitions. [2023-12-02 23:10:58,523 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 367 transitions. [2023-12-02 23:10:58,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 23:10:58,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:58,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:58,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:10:58,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:58,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:59,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:59,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 285 states and 377 transitions. [2023-12-02 23:10:59,406 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 377 transitions. [2023-12-02 23:10:59,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 23:10:59,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:59,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:59,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:59,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:10:59,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:59,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:00,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:00,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 293 states and 387 transitions. [2023-12-02 23:11:00,172 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 387 transitions. [2023-12-02 23:11:00,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 23:11:00,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:00,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:00,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:11:00,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:11:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:01,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 294 states and 389 transitions. [2023-12-02 23:11:01,361 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 389 transitions. [2023-12-02 23:11:01,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 23:11:01,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:01,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:01,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:11:01,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:01,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:11:02,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 295 states and 391 transitions. [2023-12-02 23:11:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 391 transitions. [2023-12-02 23:11:02,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:11:02,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:02,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:03,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:11:03,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:03,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:03,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:03,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 295 states and 389 transitions. [2023-12-02 23:11:03,249 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 389 transitions. [2023-12-02 23:11:03,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:11:03,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:03,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:03,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:11:03,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:03,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:03,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:03,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 295 states and 387 transitions. [2023-12-02 23:11:03,746 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 387 transitions. [2023-12-02 23:11:03,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:11:03,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:03,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:04,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 863 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:11:04,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:04,220 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:11:06,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:11:06,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:06,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 298 states and 389 transitions. [2023-12-02 23:11:06,413 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 389 transitions. [2023-12-02 23:11:06,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:11:06,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:06,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:06,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:06,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 863 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:11:06,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:07,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:11:08,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:11:10,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:11:10,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:10,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 301 states and 391 transitions. [2023-12-02 23:11:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 391 transitions. [2023-12-02 23:11:10,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-02 23:11:10,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:10,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:10,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 1077 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:11:10,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:11,039 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:21,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:11:31,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:11:41,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:11:51,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:12:01,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:12:11,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:12:21,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:12:31,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:12:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:31,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 353 states and 455 transitions. [2023-12-02 23:12:31,812 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 455 transitions. [2023-12-02 23:12:31,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 23:12:31,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:31,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:32,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 1100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:12:32,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:32,516 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:12:42,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:12:52,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:13:02,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:13:12,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:13:12,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:12,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 356 states and 457 transitions. [2023-12-02 23:13:12,717 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 457 transitions. [2023-12-02 23:13:12,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 23:13:12,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:12,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:13,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 1100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:13:13,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:13,373 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:13:23,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:13:33,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:13:43,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:13:53,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:13:53,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:53,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 359 states and 459 transitions. [2023-12-02 23:13:53,593 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 459 transitions. [2023-12-02 23:13:53,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 23:13:53,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:53,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:54,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:13:54,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:54,341 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:54,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:54,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 366 states and 467 transitions. [2023-12-02 23:13:54,624 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 467 transitions. [2023-12-02 23:13:54,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 23:13:54,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:54,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:55,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:13:55,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:55,363 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:55,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:55,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 373 states and 475 transitions. [2023-12-02 23:13:55,576 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 475 transitions. [2023-12-02 23:13:55,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 23:13:55,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:55,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:56,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 1234 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:13:56,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:56,402 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:56,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:56,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 381 states and 485 transitions. [2023-12-02 23:13:56,766 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 485 transitions. [2023-12-02 23:13:56,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 23:13:56,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:56,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:57,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 1234 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:13:57,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:57,586 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:57,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:57,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 389 states and 495 transitions. [2023-12-02 23:13:57,984 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 495 transitions. [2023-12-02 23:13:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 23:13:57,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:57,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:58,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 1251 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:13:58,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:14:00,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:14:00,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:00,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 390 states and 497 transitions. [2023-12-02 23:14:00,352 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 497 transitions. [2023-12-02 23:14:00,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 23:14:00,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:00,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:01,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 1251 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:14:01,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:01,147 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:14:01,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:01,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 391 states and 499 transitions. [2023-12-02 23:14:01,650 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 499 transitions. [2023-12-02 23:14:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 23:14:01,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:01,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:02,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:14:02,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:02,500 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:14:03,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:03,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 394 states and 501 transitions. [2023-12-02 23:14:03,788 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 501 transitions. [2023-12-02 23:14:03,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 23:14:03,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:03,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:04,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:14:04,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:04,664 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:14:05,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:05,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 397 states and 503 transitions. [2023-12-02 23:14:05,197 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 503 transitions. [2023-12-02 23:14:05,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-02 23:14:05,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:05,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:06,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 1553 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:14:06,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:06,310 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:14:16,392 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 [] [2023-12-02 23:14:26,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:14:36,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:14:46,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:14:56,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:15:06,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:15:16,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:15:26,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:15:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 449 states and 567 transitions. [2023-12-02 23:15:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 567 transitions. [2023-12-02 23:15:27,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-12-02 23:15:27,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:27,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:27,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:15:27,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:28,186 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:15:38,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:15:48,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:15:58,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:16:08,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:16:08,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:08,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 452 states and 569 transitions. [2023-12-02 23:16:08,397 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 569 transitions. [2023-12-02 23:16:08,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-12-02 23:16:08,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:08,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:09,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:09,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:09,468 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:16:19,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:16:29,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:16:39,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:16:49,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:16:49,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:49,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 455 states and 571 transitions. [2023-12-02 23:16:49,765 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 571 transitions. [2023-12-02 23:16:49,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-02 23:16:49,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:49,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:50,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 1679 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:50,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:50,810 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:51,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:51,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 462 states and 579 transitions. [2023-12-02 23:16:51,116 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 579 transitions. [2023-12-02 23:16:51,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-02 23:16:51,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:51,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:51,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 1679 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:51,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:52,132 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:52,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:52,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 469 states and 587 transitions. [2023-12-02 23:16:52,447 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 587 transitions. [2023-12-02 23:16:52,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-12-02 23:16:52,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:52,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:53,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 1710 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:53,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:53,676 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:54,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:54,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 477 states and 597 transitions. [2023-12-02 23:16:54,062 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 597 transitions. [2023-12-02 23:16:54,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-12-02 23:16:54,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:54,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:54,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 1710 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:54,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:55,098 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:55,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 485 states and 607 transitions. [2023-12-02 23:16:55,839 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 607 transitions. [2023-12-02 23:16:55,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-12-02 23:16:55,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:55,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:56,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 1727 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:56,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:56,934 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:16:57,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:57,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 486 states and 609 transitions. [2023-12-02 23:16:57,952 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 609 transitions. [2023-12-02 23:16:57,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-12-02 23:16:57,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:57,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:58,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:58,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 1727 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:58,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:59,048 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:17:03,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:17:04,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:04,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 487 states and 611 transitions. [2023-12-02 23:17:04,492 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 611 transitions. [2023-12-02 23:17:04,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-12-02 23:17:04,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:04,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:05,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 1815 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:17:05,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:05,610 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:17:08,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:17:09,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:09,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 490 states and 613 transitions. [2023-12-02 23:17:09,084 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 613 transitions. [2023-12-02 23:17:09,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-12-02 23:17:09,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:09,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:10,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 1815 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:17:10,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:10,338 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:17:12,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:17:13,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:13,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 493 states and 615 transitions. [2023-12-02 23:17:13,745 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 615 transitions. [2023-12-02 23:17:13,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-02 23:17:13,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:13,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:14,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:17:14,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:15,027 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:25,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:17:35,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:17:45,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:17:55,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:18:05,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:18:15,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:18:25,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:18:35,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:18:35,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:35,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 545 states and 679 transitions. [2023-12-02 23:18:35,896 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 679 transitions. [2023-12-02 23:18:35,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-02 23:18:35,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:35,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:37,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 2052 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:18:37,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:18:47,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:18:57,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:19:07,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:19:17,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:19:17,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:17,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 548 states and 681 transitions. [2023-12-02 23:19:17,538 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 681 transitions. [2023-12-02 23:19:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-02 23:19:17,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:17,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:18,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 2052 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:19:18,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:19:18,876 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:19:28,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:19:39,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:19:49,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:19:59,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:19:59,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:59,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 551 states and 683 transitions. [2023-12-02 23:19:59,139 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 683 transitions. [2023-12-02 23:19:59,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-02 23:19:59,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:59,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:00,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 2155 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:20:00,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:00,463 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:00,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:00,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 558 states and 691 transitions. [2023-12-02 23:20:00,740 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 691 transitions. [2023-12-02 23:20:00,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-02 23:20:00,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:00,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:01,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 2155 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:20:01,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:02,096 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:02,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:02,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 565 states and 699 transitions. [2023-12-02 23:20:02,353 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 699 transitions. [2023-12-02 23:20:02,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 23:20:02,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:02,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:03,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 2186 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:20:03,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:04,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:04,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 573 states and 709 transitions. [2023-12-02 23:20:04,184 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 709 transitions. [2023-12-02 23:20:04,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 23:20:04,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:04,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:05,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 2186 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:20:05,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:05,585 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:06,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:06,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 581 states and 719 transitions. [2023-12-02 23:20:06,072 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 719 transitions. [2023-12-02 23:20:06,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-12-02 23:20:06,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:06,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:07,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 2203 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:20:07,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:07,512 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:20:08,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:08,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 582 states and 721 transitions. [2023-12-02 23:20:08,041 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 721 transitions. [2023-12-02 23:20:08,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-12-02 23:20:08,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:08,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:09,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 2203 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:20:09,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:09,406 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:20:10,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:10,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 583 states and 723 transitions. [2023-12-02 23:20:10,504 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 723 transitions. [2023-12-02 23:20:10,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 23:20:10,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:10,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:11,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 2291 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:20:11,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:12,084 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:20:13,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:13,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 586 states and 725 transitions. [2023-12-02 23:20:13,156 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 725 transitions. [2023-12-02 23:20:13,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 23:20:13,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:13,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:14,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 2291 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:20:14,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:14,626 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:20:15,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:20:16,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:16,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 589 states and 727 transitions. [2023-12-02 23:20:16,019 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 727 transitions. [2023-12-02 23:20:16,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2023-12-02 23:20:16,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:16,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:17,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 2505 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:20:17,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:17,649 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:27,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:20:37,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:20:47,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:20:57,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:21:08,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:21:18,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:21:28,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:21:38,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:21:38,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:38,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 641 states and 791 transitions. [2023-12-02 23:21:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 791 transitions. [2023-12-02 23:21:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2023-12-02 23:21:38,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:38,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:40,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 2528 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:21:40,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:40,527 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:21:50,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:22:00,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:22:10,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []