./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/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_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d35be8b8e312d4eada0f7530ae9d43ecf1865be922a243e0781a735d175935c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:47:54,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:47:54,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:47:54,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:47:54,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:47:54,655 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:47:54,656 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:47:54,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:47:54,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:47:54,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:47:54,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:47:54,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:47:54,660 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:47:54,660 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:47:54,661 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:47:54,661 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:47:54,662 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:47:54,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:47:54,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:47:54,663 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:47:54,663 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:47:54,664 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:47:54,665 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:47:54,665 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:47:54,665 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:47:54,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:47:54,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:47:54,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:47:54,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:47:54,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:47:54,668 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:47:54,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:47:54,669 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:47:54,669 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_33bfd8d4-a1ff-461e-807e-a7228de430de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d35be8b8e312d4eada0f7530ae9d43ecf1865be922a243e0781a735d175935c [2023-12-03 01:47:54,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:47:54,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:47:54,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:47:54,943 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:47:54,943 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:47:54,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i [2023-12-03 01:47:57,611 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:47:57,904 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:47:57,905 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i [2023-12-03 01:47:57,921 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9/data/ba2bdd6d6/d15cf39e2fef46eb89f3bab64460fffb/FLAG41f75261f [2023-12-03 01:47:57,933 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9/data/ba2bdd6d6/d15cf39e2fef46eb89f3bab64460fffb [2023-12-03 01:47:57,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:47:57,937 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:47:57,938 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:47:57,938 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:47:57,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:47:57,942 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:47:57" (1/1) ... [2023-12-03 01:47:57,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36dbe727 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:57, skipping insertion in model container [2023-12-03 01:47:57,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:47:57" (1/1) ... [2023-12-03 01:47:58,000 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:47:58,294 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i[33021,33034] [2023-12-03 01:47:58,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:47:58,422 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:47:58,449 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i[33021,33034] [2023-12-03 01:47:58,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:47:58,547 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:47:58,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58 WrapperNode [2023-12-03 01:47:58,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:47:58,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:47:58,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:47:58,549 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:47:58,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58" (1/1) ... [2023-12-03 01:47:58,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58" (1/1) ... [2023-12-03 01:47:58,649 INFO L138 Inliner]: procedures = 177, calls = 400, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1657 [2023-12-03 01:47:58,650 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:47:58,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:47:58,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:47:58,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:47:58,657 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58" (1/1) ... [2023-12-03 01:47:58,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58" (1/1) ... [2023-12-03 01:47:58,669 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58" (1/1) ... [2023-12-03 01:47:58,669 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58" (1/1) ... [2023-12-03 01:47:58,782 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58" (1/1) ... [2023-12-03 01:47:58,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58" (1/1) ... [2023-12-03 01:47:58,804 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58" (1/1) ... [2023-12-03 01:47:58,813 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58" (1/1) ... [2023-12-03 01:47:58,828 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:47:58,829 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:47:58,829 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:47:58,829 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:47:58,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:58" (1/1) ... [2023-12-03 01:47:58,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:47:58,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:47:58,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:47:58,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33bfd8d4-a1ff-461e-807e-a7228de430de/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:47:58,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:47:58,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:47:58,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:47:58,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:47:58,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:47:58,898 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:47:58,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:47:58,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:47:58,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:47:58,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:47:58,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:47:58,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:47:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:47:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:47:58,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:47:59,112 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:47:59,114 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:48:00,724 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:48:02,289 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:48:02,289 INFO L309 CfgBuilder]: Removed 69 assume(true) statements. [2023-12-03 01:48:02,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:48:02 BoogieIcfgContainer [2023-12-03 01:48:02,291 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:48:02,292 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:48:02,292 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:48:02,301 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:48:02,301 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:48:02" (1/1) ... [2023-12-03 01:48:02,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:48:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:02,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 150 states and 258 transitions. [2023-12-03 01:48:02,366 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 258 transitions. [2023-12-03 01:48:02,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:48:02,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:02,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:02,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:02,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 151 states and 259 transitions. [2023-12-03 01:48:02,598 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 259 transitions. [2023-12-03 01:48:02,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:48:02,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:02,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:02,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:48:02,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:48:02,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:02,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:02,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 151 states and 255 transitions. [2023-12-03 01:48:02,728 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 255 transitions. [2023-12-03 01:48:02,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:48:02,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:02,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:02,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:48:02,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:48:02,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:02,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:02,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 151 states and 247 transitions. [2023-12-03 01:48:02,827 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 247 transitions. [2023-12-03 01:48:02,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:48:02,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:02,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:03,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:48:03,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:48:03,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:03,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:03,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 151 states and 235 transitions. [2023-12-03 01:48:03,022 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions. [2023-12-03 01:48:03,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 01:48:03,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:03,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:03,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:48:03,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:48:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:13,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:48:23,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:48:23,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:23,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 151 states and 223 transitions. [2023-12-03 01:48:23,553 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 223 transitions. [2023-12-03 01:48:23,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:48:23,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:23,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:23,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:48:23,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:48:24,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:34,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:48:44,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:48:54,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:49:04,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:49:14,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:49:24,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:49:34,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:49:44,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:49:44,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:44,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 203 states and 286 transitions. [2023-12-03 01:49:44,900 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 286 transitions. [2023-12-03 01:49:44,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:49:44,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:44,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:45,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:49:45,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:49:45,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:45,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:45,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 203 states and 284 transitions. [2023-12-03 01:49:45,242 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 284 transitions. [2023-12-03 01:49:45,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:49:45,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:45,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:45,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:49:45,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:49:45,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:45,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:45,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 203 states and 282 transitions. [2023-12-03 01:49:45,630 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 282 transitions. [2023-12-03 01:49:45,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 01:49:45,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:45,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:45,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:49:45,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:49:45,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:45,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:45,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 203 states and 280 transitions. [2023-12-03 01:49:45,952 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 280 transitions. [2023-12-03 01:49:45,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 01:49:45,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:45,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:46,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:49:46,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:49:46,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:46,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:46,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 203 states and 278 transitions. [2023-12-03 01:49:46,279 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 278 transitions. [2023-12-03 01:49:46,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 01:49:46,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:46,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:46,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:49:46,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:49:46,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:56,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:49:56,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:56,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 203 states and 276 transitions. [2023-12-03 01:49:56,672 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 276 transitions. [2023-12-03 01:49:56,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 01:49:56,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:56,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:57,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:49:57,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:49:57,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:50:07,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:50:07,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:50:07,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 203 states and 274 transitions. [2023-12-03 01:50:07,078 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 274 transitions. [2023-12-03 01:50:07,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 01:50:07,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:50:07,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:50:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:50:07,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:50:07,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:50:07,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:50:07,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:50:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 203 states and 272 transitions. [2023-12-03 01:50:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 272 transitions. [2023-12-03 01:50:07,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 01:50:07,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:50:07,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:50:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:50:07,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:50:07,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:50:07,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:50:17,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:50:27,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:50:38,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:50:48,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:50:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:50:48,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 206 states and 274 transitions. [2023-12-03 01:50:48,098 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 274 transitions. [2023-12-03 01:50:48,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 01:50:48,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:50:48,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:50:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:50:48,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:50:48,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:50:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:50:48,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:50:48,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 206 states and 272 transitions. [2023-12-03 01:50:48,730 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 272 transitions. [2023-12-03 01:50:48,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 01:50:48,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:50:48,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:50:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:50:49,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:50:49,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:50:49,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:50:59,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:51:09,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:51:19,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:51:29,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:51:29,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:29,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 209 states and 274 transitions. [2023-12-03 01:51:29,228 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 274 transitions. [2023-12-03 01:51:29,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 01:51:29,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:29,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:29,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:51:29,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:29,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 209 states and 273 transitions. [2023-12-03 01:51:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 273 transitions. [2023-12-03 01:51:29,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 01:51:29,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:29,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:30,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:51:30,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:30,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 209 states and 272 transitions. [2023-12-03 01:51:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 272 transitions. [2023-12-03 01:51:30,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 01:51:30,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:30,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:30,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 705 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:51:30,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:30,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:31,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:31,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 218 states and 283 transitions. [2023-12-03 01:51:31,383 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 283 transitions. [2023-12-03 01:51:31,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 01:51:31,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:31,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:31,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:51:31,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:31,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:51:31,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:31,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 227 states and 293 transitions. [2023-12-03 01:51:31,792 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 293 transitions. [2023-12-03 01:51:31,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 01:51:31,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:31,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:32,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:32,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 705 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:51:32,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:32,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:32,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:32,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 236 states and 304 transitions. [2023-12-03 01:51:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 304 transitions. [2023-12-03 01:51:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 01:51:32,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:32,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:32,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:32,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:51:32,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:33,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:51:33,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:33,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 245 states and 314 transitions. [2023-12-03 01:51:33,071 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 314 transitions. [2023-12-03 01:51:33,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 01:51:33,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:33,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:33,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:51:33,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:33,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:51:34,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 246 states and 316 transitions. [2023-12-03 01:51:34,184 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 316 transitions. [2023-12-03 01:51:34,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 01:51:34,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:34,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:34,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:51:34,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:34,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:51:35,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:35,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 247 states and 318 transitions. [2023-12-03 01:51:35,540 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 318 transitions. [2023-12-03 01:51:35,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 01:51:35,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:35,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:35,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:51:36,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:36,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:36,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:36,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 247 states and 316 transitions. [2023-12-03 01:51:36,016 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 316 transitions. [2023-12-03 01:51:36,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 01:51:36,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:36,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:36,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:51:36,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:36,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:36,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:36,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 247 states and 314 transitions. [2023-12-03 01:51:36,517 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 314 transitions. [2023-12-03 01:51:36,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 01:51:36,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:36,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:37,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:51:37,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:37,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:51:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:37,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 250 states and 316 transitions. [2023-12-03 01:51:37,374 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 316 transitions. [2023-12-03 01:51:37,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 01:51:37,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:37,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:37,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:51:37,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:37,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:51:38,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:38,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 253 states and 318 transitions. [2023-12-03 01:51:38,834 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 318 transitions. [2023-12-03 01:51:38,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-03 01:51:38,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:38,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:39,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:51:39,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:39,439 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:49,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:51:59,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:52:09,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:52:19,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:52:29,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:52:39,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:52:49,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:53:00,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:53:00,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:00,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 305 states and 382 transitions. [2023-12-03 01:53:00,222 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 382 transitions. [2023-12-03 01:53:00,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-03 01:53:00,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:00,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:00,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 1037 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:53:00,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:00,910 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:53:10,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:53:20,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:53:31,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:53:41,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:53:41,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 308 states and 384 transitions. [2023-12-03 01:53:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 384 transitions. [2023-12-03 01:53:41,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-03 01:53:41,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:41,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:41,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 1037 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:53:41,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:41,765 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:53:51,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:54:01,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:54:11,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:54:21,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:54:21,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:21,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 311 states and 386 transitions. [2023-12-03 01:54:21,945 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 386 transitions. [2023-12-03 01:54:21,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 01:54:21,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:21,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:22,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 1181 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:54:22,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:22,666 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:54:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:23,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 320 states and 397 transitions. [2023-12-03 01:54:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 397 transitions. [2023-12-03 01:54:23,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-03 01:54:23,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:23,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:23,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:54:23,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:23,692 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:54:23,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:23,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 329 states and 407 transitions. [2023-12-03 01:54:23,762 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 407 transitions. [2023-12-03 01:54:23,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 01:54:23,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:23,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:24,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 1181 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:54:24,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:24,481 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:54:24,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:24,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 338 states and 418 transitions. [2023-12-03 01:54:24,824 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 418 transitions. [2023-12-03 01:54:24,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-03 01:54:24,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:24,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:25,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:54:25,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:25,453 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:54:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:25,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 347 states and 428 transitions. [2023-12-03 01:54:25,516 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 428 transitions. [2023-12-03 01:54:25,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-03 01:54:25,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:25,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:26,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 1198 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:54:26,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:26,269 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:54:28,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 01:54:29,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:29,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 348 states and 430 transitions. [2023-12-03 01:54:29,181 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 430 transitions. [2023-12-03 01:54:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-03 01:54:29,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:29,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:29,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 1198 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:54:29,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:29,926 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:54:31,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:31,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 349 states and 432 transitions. [2023-12-03 01:54:31,145 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 432 transitions. [2023-12-03 01:54:31,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-03 01:54:31,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:31,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:31,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:54:31,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:32,036 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:54:32,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:32,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 352 states and 434 transitions. [2023-12-03 01:54:32,317 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 434 transitions. [2023-12-03 01:54:32,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-03 01:54:32,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:32,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:33,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:54:33,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:33,125 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:54:34,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:34,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 355 states and 436 transitions. [2023-12-03 01:54:34,142 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 436 transitions. [2023-12-03 01:54:34,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-03 01:54:34,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:34,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:34,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 1490 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:54:34,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:35,113 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:54:45,192 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 [] [2023-12-03 01:54:47,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:54:57,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:55:07,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:55:17,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:55:27,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:55:38,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:55:48,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:55:48,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:48,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 407 states and 500 transitions. [2023-12-03 01:55:48,373 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 500 transitions. [2023-12-03 01:55:48,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-03 01:55:48,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:48,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:49,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 1513 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:55:49,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:49,337 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:55:59,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:56:09,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:56:19,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:56:29,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:56:29,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:56:29,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 410 states and 502 transitions. [2023-12-03 01:56:29,579 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 502 transitions. [2023-12-03 01:56:29,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-03 01:56:29,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:56:29,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:56:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:30,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 1513 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:56:30,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:56:30,589 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:56:40,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:56:50,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:57:00,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:57:10,769 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 [] [2023-12-03 01:57:10,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:10,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 413 states and 504 transitions. [2023-12-03 01:57:10,850 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 504 transitions. [2023-12-03 01:57:10,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-03 01:57:10,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:10,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:11,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 1657 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:57:11,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:11,856 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:12,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:12,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 422 states and 515 transitions. [2023-12-03 01:57:12,169 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 515 transitions. [2023-12-03 01:57:12,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-03 01:57:12,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:12,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:13,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 1637 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:57:13,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:13,292 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:57:13,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:13,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 431 states and 525 transitions. [2023-12-03 01:57:13,378 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 525 transitions. [2023-12-03 01:57:13,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-03 01:57:13,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:13,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:14,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 1657 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:57:14,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:14,556 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:14,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:14,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 440 states and 536 transitions. [2023-12-03 01:57:14,930 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 536 transitions. [2023-12-03 01:57:14,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-03 01:57:14,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:14,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:15,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 1637 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:57:15,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:15,862 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:57:15,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:15,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 449 states and 546 transitions. [2023-12-03 01:57:15,978 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 546 transitions. [2023-12-03 01:57:15,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-03 01:57:15,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:15,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:16,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 1674 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:57:16,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:57:17,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:17,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 450 states and 548 transitions. [2023-12-03 01:57:17,715 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 548 transitions. [2023-12-03 01:57:17,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-03 01:57:17,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:17,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:18,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 1674 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:57:18,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:18,973 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:57:19,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:19,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 451 states and 550 transitions. [2023-12-03 01:57:19,400 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 550 transitions. [2023-12-03 01:57:19,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-03 01:57:19,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:19,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:20,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 1762 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:57:20,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:57:21,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:21,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 454 states and 552 transitions. [2023-12-03 01:57:21,551 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 552 transitions. [2023-12-03 01:57:21,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-03 01:57:21,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:21,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:22,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 1762 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:57:22,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:22,810 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:57:23,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:23,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 457 states and 554 transitions. [2023-12-03 01:57:23,438 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 554 transitions. [2023-12-03 01:57:23,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-03 01:57:23,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:23,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:24,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 1966 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:57:24,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:24,798 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:34,902 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 [] [2023-12-03 01:57:44,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:57:54,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:58:05,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:58:15,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:58:25,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:58:35,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:58:45,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:58:45,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:45,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 509 states and 618 transitions. [2023-12-03 01:58:45,742 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 618 transitions. [2023-12-03 01:58:45,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-03 01:58:45,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:45,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:46,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 1989 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:58:46,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:58:47,104 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:58:57,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:59:07,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:59:17,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:59:27,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:59:27,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:27,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 512 states and 620 transitions. [2023-12-03 01:59:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 620 transitions. [2023-12-03 01:59:27,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-03 01:59:27,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:27,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:28,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 1989 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:59:28,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:59:28,774 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:59:38,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:59:48,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:59:58,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:00:08,957 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 [] [2023-12-03 02:00:09,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:09,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 515 states and 622 transitions. [2023-12-03 02:00:09,010 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 622 transitions. [2023-12-03 02:00:09,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-03 02:00:09,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:09,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:10,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 2133 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:00:10,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:00:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:00:10,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:10,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 524 states and 633 transitions. [2023-12-03 02:00:10,862 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 633 transitions. [2023-12-03 02:00:10,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 02:00:10,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:10,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:11,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:00:11,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:00:12,267 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 02:00:12,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:12,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 533 states and 643 transitions. [2023-12-03 02:00:12,387 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 643 transitions. [2023-12-03 02:00:12,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-03 02:00:12,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:12,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:13,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 2133 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:00:13,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:00:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:00:14,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:14,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 542 states and 654 transitions. [2023-12-03 02:00:14,324 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 654 transitions. [2023-12-03 02:00:14,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 02:00:14,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:14,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:15,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:00:15,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:00:15,701 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 02:00:15,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:15,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 551 states and 664 transitions. [2023-12-03 02:00:15,840 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 664 transitions. [2023-12-03 02:00:15,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-03 02:00:15,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:15,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:16,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 2150 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:00:16,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:00:17,258 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:00:18,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:18,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 552 states and 666 transitions. [2023-12-03 02:00:18,023 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 666 transitions. [2023-12-03 02:00:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-03 02:00:18,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:18,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:19,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 2150 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:00:19,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:00:19,651 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:00:24,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 02:00:25,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 02:00:25,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:25,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 553 states and 668 transitions. [2023-12-03 02:00:25,397 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 668 transitions. [2023-12-03 02:00:25,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-03 02:00:25,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:25,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:26,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 2238 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:00:26,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:00:26,978 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 02:00:28,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:28,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 556 states and 670 transitions. [2023-12-03 02:00:28,363 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 670 transitions. [2023-12-03 02:00:28,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-03 02:00:28,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:28,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:29,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 2238 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:00:29,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:00:29,930 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 02:00:31,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:31,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 559 states and 672 transitions. [2023-12-03 02:00:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 672 transitions. [2023-12-03 02:00:31,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2023-12-03 02:00:31,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:31,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:32,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 2442 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:00:32,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:00:32,664 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:00:42,793 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 [] [2023-12-03 02:00:52,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:01:02,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:01:13,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:01:15,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:01:25,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:01:35,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:01:45,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:01:55,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:01:55,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:01:55,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 611 states and 736 transitions. [2023-12-03 02:01:55,944 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 736 transitions. [2023-12-03 02:01:55,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-12-03 02:01:55,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:01:55,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:01:57,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:01:57,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 2465 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:01:57,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:01:57,739 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 02:02:07,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:02:17,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:02:28,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:02:38,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:02:38,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:02:38,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 614 states and 738 transitions. [2023-12-03 02:02:38,276 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 738 transitions. [2023-12-03 02:02:38,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-12-03 02:02:38,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:02:38,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:02:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:02:39,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 2465 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:02:39,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:02:40,084 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 02:02:50,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:03:00,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []