./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/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_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:29:56,684 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:29:56,753 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-12-02 23:29:56,759 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:29:56,760 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:29:56,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:29:56,784 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:29:56,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:29:56,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:29:56,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:29:56,787 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:29:56,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:29:56,788 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:29:56,788 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:29:56,789 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:29:56,789 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:29:56,790 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:29:56,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:29:56,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:29:56,791 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:29:56,792 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:29:56,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:29:56,793 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:29:56,794 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:29:56,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:29:56,795 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:29:56,795 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:29:56,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:29:56,796 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:29:56,796 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:29:56,797 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:29:56,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:29:56,797 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_cf5026ca-78f9-47fd-aa56-f76bd72d133e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 [2023-12-02 23:29:57,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:29:57,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:29:57,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:29:57,042 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:29:57,042 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:29:57,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i [2023-12-02 23:29:59,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:30:00,068 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:30:00,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i [2023-12-02 23:30:00,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9/data/d42a63224/37a1a4b5120c4d2aab604aa7513d1ca0/FLAGed3fca156 [2023-12-02 23:30:00,097 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9/data/d42a63224/37a1a4b5120c4d2aab604aa7513d1ca0 [2023-12-02 23:30:00,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:30:00,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:30:00,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:30:00,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:30:00,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:30:00,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e423455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00, skipping insertion in model container [2023-12-02 23:30:00,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,158 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:30:00,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:30:00,537 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:30:00,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:30:00,672 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:30:00,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00 WrapperNode [2023-12-02 23:30:00,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:30:00,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:30:00,674 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:30:00,674 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:30:00,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,757 INFO L138 Inliner]: procedures = 177, calls = 187, calls flagged for inlining = 17, calls inlined = 26, statements flattened = 865 [2023-12-02 23:30:00,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:30:00,758 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:30:00,758 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:30:00,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:30:00,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,778 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,778 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,815 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,825 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,829 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,843 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:30:00,844 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:30:00,844 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:30:00,844 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:30:00,845 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:00" (1/1) ... [2023-12-02 23:30:00,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:30:00,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:30:00,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:30:00,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5026ca-78f9-47fd-aa56-f76bd72d133e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:30:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:30:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:30:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:30:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:30:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:30:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:30:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:30:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:30:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:30:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:30:00,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:30:01,065 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:30:01,067 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:30:02,004 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:30:02,724 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:30:02,724 INFO L309 CfgBuilder]: Removed 31 assume(true) statements. [2023-12-02 23:30:02,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:30:02 BoogieIcfgContainer [2023-12-02 23:30:02,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:30:02,727 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:30:02,727 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:30:02,735 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:30:02,735 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:30:02" (1/1) ... [2023-12-02 23:30:02,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:30:02,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:02,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 125 states and 194 transitions. [2023-12-02 23:30:02,793 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 194 transitions. [2023-12-02 23:30:02,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:30:02,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:02,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:02,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:30:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:02,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 126 states and 196 transitions. [2023-12-02 23:30:02,981 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 196 transitions. [2023-12-02 23:30:02,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:30:02,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:02,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:03,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:30:03,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:03,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:30:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:03,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 126 states and 194 transitions. [2023-12-02 23:30:03,064 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 194 transitions. [2023-12-02 23:30:03,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:30:03,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:03,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:03,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:30:03,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:30:03,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:03,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 126 states and 190 transitions. [2023-12-02 23:30:03,135 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 190 transitions. [2023-12-02 23:30:03,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:30:03,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:03,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:03,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:03,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:30:03,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:03,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:30:03,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:03,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 126 states and 184 transitions. [2023-12-02 23:30:03,226 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 184 transitions. [2023-12-02 23:30:03,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:30:03,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:03,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:03,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:03,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:30:03,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:03,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:30:13,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:30:13,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:13,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 126 states and 178 transitions. [2023-12-02 23:30:13,495 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 178 transitions. [2023-12-02 23:30:13,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:30:13,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:13,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:13,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:30:13,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:13,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:30:23,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:30:33,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:30:43,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:30:53,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:30:54,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:54,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2023-12-02 23:30:54,199 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2023-12-02 23:30:54,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:30:54,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:54,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:54,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:30:54,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:54,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:30:54,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:54,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 153 states and 209 transitions. [2023-12-02 23:30:54,399 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 209 transitions. [2023-12-02 23:30:54,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 23:30:54,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:54,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:54,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:30:54,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:54,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:30:54,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:54,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2023-12-02 23:30:54,577 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2023-12-02 23:30:54,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:30:54,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:54,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:54,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:30:54,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:54,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:31:04,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:31:04,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:04,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 153 states and 205 transitions. [2023-12-02 23:31:04,819 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 205 transitions. [2023-12-02 23:31:04,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 23:31:04,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:04,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:05,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:31:05,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:05,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:31:05,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:05,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 153 states and 203 transitions. [2023-12-02 23:31:05,099 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 203 transitions. [2023-12-02 23:31:05,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 23:31:05,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:05,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:05,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:31:05,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:05,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:31:15,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:31:25,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:31:35,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:31:45,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:31:45,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:45,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 156 states and 205 transitions. [2023-12-02 23:31:45,561 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 205 transitions. [2023-12-02 23:31:45,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:31:45,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:45,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:45,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:31:45,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:45,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:31:46,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:46,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 163 states and 213 transitions. [2023-12-02 23:31:46,072 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 213 transitions. [2023-12-02 23:31:46,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 23:31:46,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:46,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:46,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:31:46,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:46,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:31:46,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:46,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 163 states and 212 transitions. [2023-12-02 23:31:46,378 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 212 transitions. [2023-12-02 23:31:46,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:31:46,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:46,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:46,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:31:46,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:31:46,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:46,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 171 states and 222 transitions. [2023-12-02 23:31:46,915 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 222 transitions. [2023-12-02 23:31:46,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 23:31:46,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:46,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:47,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:31:47,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:47,233 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:31:47,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:47,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 172 states and 224 transitions. [2023-12-02 23:31:47,725 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 224 transitions. [2023-12-02 23:31:47,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:31:47,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:47,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:48,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:31:48,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:48,056 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:31:48,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 172 states and 222 transitions. [2023-12-02 23:31:48,066 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 222 transitions. [2023-12-02 23:31:48,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:31:48,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:48,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:48,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:31:48,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:31:49,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:31:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:50,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 175 states and 224 transitions. [2023-12-02 23:31:50,173 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 224 transitions. [2023-12-02 23:31:50,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:31:50,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:50,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:50,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:31:50,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:50,542 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:32:00,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:32:10,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:32:20,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:32:30,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:32:30,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:32:30,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 202 states and 257 transitions. [2023-12-02 23:32:30,967 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 257 transitions. [2023-12-02 23:32:30,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 23:32:30,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:32:30,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:32:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:32:31,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:32:31,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:32:31,356 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:32:41,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:32:51,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:33:01,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:33:11,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:33:11,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:33:11,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 205 states and 259 transitions. [2023-12-02 23:33:11,501 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 259 transitions. [2023-12-02 23:33:11,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:33:11,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:33:11,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:33:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:33:11,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:33:11,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:33:11,932 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:33:12,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:33:12,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 212 states and 267 transitions. [2023-12-02 23:33:12,099 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 267 transitions. [2023-12-02 23:33:12,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 23:33:12,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:33:12,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:33:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:33:12,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:33:12,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:33:12,485 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:33:12,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:33:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 220 states and 277 transitions. [2023-12-02 23:33:12,866 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 277 transitions. [2023-12-02 23:33:12,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:33:12,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:33:12,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:33:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:33:13,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:33:13,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:33:13,351 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:33:13,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:33:13,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 221 states and 279 transitions. [2023-12-02 23:33:13,811 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 279 transitions. [2023-12-02 23:33:13,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:33:13,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:33:13,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:33:14,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:33:14,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:33:14,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:33:14,347 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:33:15,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:33:15,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 224 states and 281 transitions. [2023-12-02 23:33:15,252 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 281 transitions. [2023-12-02 23:33:15,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:33:15,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:33:15,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:33:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:33:15,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:33:15,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:33:15,831 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:33:25,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:33:35,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:33:45,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:33:55,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:33:56,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:33:56,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 251 states and 314 transitions. [2023-12-02 23:33:56,234 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 314 transitions. [2023-12-02 23:33:56,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 23:33:56,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:33:56,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:33:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:33:56,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 832 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:33:56,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:33:56,783 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:34:06,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:34:16,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:34:26,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:34:36,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:34:36,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:36,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 254 states and 316 transitions. [2023-12-02 23:34:36,968 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 316 transitions. [2023-12-02 23:34:36,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 23:34:36,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:36,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:37,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 935 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:34:37,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:34:37,551 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:34:37,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:37,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 261 states and 324 transitions. [2023-12-02 23:34:37,733 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 324 transitions. [2023-12-02 23:34:37,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:34:37,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:37,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:38,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:34:38,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:34:38,320 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:34:38,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 269 states and 334 transitions. [2023-12-02 23:34:38,582 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 334 transitions. [2023-12-02 23:34:38,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 23:34:38,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:38,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:39,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:34:39,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:34:39,166 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:34:40,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:34:40,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:40,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 270 states and 336 transitions. [2023-12-02 23:34:40,998 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 336 transitions. [2023-12-02 23:34:40,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:34:40,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:41,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:41,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:34:41,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:34:41,558 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:34:42,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:42,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 273 states and 338 transitions. [2023-12-02 23:34:42,133 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 338 transitions. [2023-12-02 23:34:42,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-02 23:34:42,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:42,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:42,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:34:42,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:34:42,750 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:34:52,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:35:02,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:35:12,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:35:22,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:35:23,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:35:23,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 300 states and 371 transitions. [2023-12-02 23:35:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 371 transitions. [2023-12-02 23:35:23,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-02 23:35:23,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:35:23,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:35:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:23,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:35:23,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:35:23,936 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:35:33,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:35:44,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:35:54,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:36:04,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:36:04,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:36:04,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 303 states and 373 transitions. [2023-12-02 23:36:04,135 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 373 transitions. [2023-12-02 23:36:04,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-02 23:36:04,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:36:04,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:36:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:36:04,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 1192 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:36:04,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:36:04,776 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:36:05,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:36:05,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 310 states and 381 transitions. [2023-12-02 23:36:05,044 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 381 transitions. [2023-12-02 23:36:05,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 23:36:05,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:36:05,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:36:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:36:05,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 1223 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:36:05,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:36:05,744 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:36:06,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:36:06,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 318 states and 391 transitions. [2023-12-02 23:36:06,060 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 391 transitions. [2023-12-02 23:36:06,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-02 23:36:06,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:36:06,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:36:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:36:06,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 1240 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:36:06,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:36:06,801 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:36:07,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:36:07,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 319 states and 393 transitions. [2023-12-02 23:36:07,208 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 393 transitions. [2023-12-02 23:36:07,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 23:36:07,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:36:07,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:36:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:36:07,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 1328 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:36:07,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:36:08,131 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:36:08,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:36:08,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 322 states and 395 transitions. [2023-12-02 23:36:08,612 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 395 transitions. [2023-12-02 23:36:08,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 23:36:08,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:36:08,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:36:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:36:09,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:36:09,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:36:09,492 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:36:19,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:36:29,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:36:39,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:36:49,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:36:49,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:36:49,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 349 states and 428 transitions. [2023-12-02 23:36:49,894 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 428 transitions. [2023-12-02 23:36:49,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 23:36:49,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:36:49,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:36:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:36:50,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 1346 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:36:50,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:36:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:37:00,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:37:10,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:37:20,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:37:30,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:37:31,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:37:31,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 352 states and 430 transitions. [2023-12-02 23:37:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 430 transitions. [2023-12-02 23:37:31,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 23:37:31,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:37:31,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:37:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:37:31,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 1449 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:37:31,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:37:31,906 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 0 proven. 267 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:37:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:37:32,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 359 states and 438 transitions. [2023-12-02 23:37:32,391 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 438 transitions. [2023-12-02 23:37:32,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 23:37:32,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:37:32,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:37:33,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:37:33,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 1480 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:37:33,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:37:33,315 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:37:33,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:37:33,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 367 states and 448 transitions. [2023-12-02 23:37:33,643 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 448 transitions. [2023-12-02 23:37:33,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 23:37:33,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:37:33,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:37:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:37:34,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 1497 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:37:34,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:37:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:37:35,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:37:35,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 368 states and 450 transitions. [2023-12-02 23:37:35,044 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 450 transitions. [2023-12-02 23:37:35,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-02 23:37:35,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:37:35,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:37:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:37:35,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:37:35,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:37:36,001 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:37:36,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:37:36,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 371 states and 452 transitions. [2023-12-02 23:37:36,905 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 452 transitions. [2023-12-02 23:37:36,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 23:37:36,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:37:36,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:37:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:37:37,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 1580 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:37:37,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:37:37,832 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:37:47,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:37:57,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:38:07,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:38:18,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:38:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:38:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 398 states and 485 transitions. [2023-12-02 23:38:18,396 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 485 transitions. [2023-12-02 23:38:18,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-12-02 23:38:18,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:38:18,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:38:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:38:19,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 1603 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:38:19,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:38:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:38:29,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:38:39,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:38:49,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:38:59,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:38:59,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:38:59,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 401 states and 487 transitions. [2023-12-02 23:38:59,577 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 487 transitions. [2023-12-02 23:38:59,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 23:38:59,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:38:59,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:39:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:39:00,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 1706 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:39:00,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:39:00,549 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:39:00,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:39:00,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 408 states and 495 transitions. [2023-12-02 23:39:00,897 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 495 transitions. [2023-12-02 23:39:00,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-02 23:39:00,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:39:00,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:39:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:39:01,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 1737 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:39:01,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:39:01,950 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:39:02,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:39:02,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 416 states and 505 transitions. [2023-12-02 23:39:02,298 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 505 transitions. [2023-12-02 23:39:02,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 23:39:02,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:39:02,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:39:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:39:03,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 1754 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:39:03,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:39:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:39:04,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:39:04,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 417 states and 507 transitions. [2023-12-02 23:39:04,156 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 507 transitions. [2023-12-02 23:39:04,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-02 23:39:04,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:39:04,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:39:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:39:05,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 1842 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:39:05,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:39:05,248 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:39:06,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:39:08,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:39:08,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:39:08,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 420 states and 509 transitions. [2023-12-02 23:39:08,094 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 509 transitions. [2023-12-02 23:39:08,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-12-02 23:39:08,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:39:08,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:39:09,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:39:09,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:39:09,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:39:09,276 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:39:19,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:39:29,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:39:39,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:39:49,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:39:49,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:39:49,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 447 states and 542 transitions. [2023-12-02 23:39:49,834 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 542 transitions. [2023-12-02 23:39:49,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-02 23:39:49,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:39:49,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:39:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:39:50,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 1860 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:39:50,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:39:50,992 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:40:01,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:40:11,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:40:21,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:40:31,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:40:31,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:40:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 450 states and 544 transitions. [2023-12-02 23:40:31,260 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 544 transitions. [2023-12-02 23:40:31,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-02 23:40:31,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:40:31,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:40:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:40:32,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 1963 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:40:32,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:40:32,396 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:40:33,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:40:33,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:40:33,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 457 states and 552 transitions. [2023-12-02 23:40:33,920 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 552 transitions. [2023-12-02 23:40:33,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-12-02 23:40:33,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:40:33,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:40:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:40:34,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 1994 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:40:34,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:40:35,099 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:40:35,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:40:35,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 465 states and 562 transitions. [2023-12-02 23:40:35,365 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 562 transitions. [2023-12-02 23:40:35,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 23:40:35,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:40:35,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:40:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:40:36,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 2011 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:40:36,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:40:36,544 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:40:37,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:40:38,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:40:38,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 466 states and 564 transitions. [2023-12-02 23:40:38,215 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 564 transitions. [2023-12-02 23:40:38,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-02 23:40:38,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:40:38,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:40:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:40:39,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 2099 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:40:39,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:40:39,924 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:40:41,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:40:41,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:40:41,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 469 states and 566 transitions. [2023-12-02 23:40:41,611 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 566 transitions. [2023-12-02 23:40:41,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-02 23:40:41,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:40:41,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:40:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:40:42,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 2094 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:40:42,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:40:42,911 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:40:53,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:03,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:13,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:23,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:23,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:41:23,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 496 states and 599 transitions. [2023-12-02 23:41:23,437 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 599 transitions. [2023-12-02 23:41:23,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-02 23:41:23,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:41:23,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:41:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:41:24,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 2117 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:41:24,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:41:24,865 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 0 proven. 771 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:41:34,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:44,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:55,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:42:05,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:42:05,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:42:05,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 499 states and 601 transitions. [2023-12-02 23:42:05,105 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 601 transitions. [2023-12-02 23:42:05,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-12-02 23:42:05,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:42:05,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:42:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:42:06,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 2220 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:42:06,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:42:06,389 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:42:06,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:42:06,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 506 states and 609 transitions. [2023-12-02 23:42:06,708 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 609 transitions. [2023-12-02 23:42:06,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-02 23:42:06,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:42:06,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:42:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:42:07,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 2251 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:42:07,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:42:08,081 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:42:08,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:42:08,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 514 states and 619 transitions. [2023-12-02 23:42:08,493 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 619 transitions. [2023-12-02 23:42:08,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 23:42:08,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:42:08,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:42:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:42:09,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 2268 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:42:09,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:42:09,836 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:42:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:42:10,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 515 states and 621 transitions. [2023-12-02 23:42:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 621 transitions. [2023-12-02 23:42:10,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-02 23:42:10,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:42:10,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:42:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:42:11,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 2356 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:42:11,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:42:11,566 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:42:13,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:42:13,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:42:13,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 518 states and 623 transitions. [2023-12-02 23:42:13,620 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 623 transitions. [2023-12-02 23:42:13,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-12-02 23:42:13,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:42:13,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:42:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:42:14,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 2351 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:42:14,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:42:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:42:25,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:42:35,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:42:45,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:42:55,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:42:55,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:42:55,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 545 states and 655 transitions. [2023-12-02 23:42:55,772 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 655 transitions. [2023-12-02 23:42:55,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-12-02 23:42:55,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:42:55,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:42:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:42:56,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 2374 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:42:56,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:42:57,217 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 989 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:43:07,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:43:17,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:43:27,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:43:37,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:43:37,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:43:37,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 548 states and 657 transitions. [2023-12-02 23:43:37,488 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 657 transitions. [2023-12-02 23:43:37,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-02 23:43:37,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:43:37,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:43:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:43:38,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 2477 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:43:38,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:43:39,009 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 965 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:43:39,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:43:39,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 555 states and 665 transitions. [2023-12-02 23:43:39,734 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 665 transitions. [2023-12-02 23:43:39,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 23:43:39,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:43:39,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:43:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:43:40,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 2508 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:43:40,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:43:41,264 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:43:41,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:43:41,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 563 states and 675 transitions. [2023-12-02 23:43:41,644 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 675 transitions. [2023-12-02 23:43:41,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-12-02 23:43:41,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:43:41,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:43:42,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:43:42,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 2525 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:43:42,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:43:43,058 INFO L134 CoverageAnalysis]: Checked inductivity of 983 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:43:43,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:43:43,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 564 states and 677 transitions. [2023-12-02 23:43:43,872 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 677 transitions. [2023-12-02 23:43:43,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-12-02 23:43:43,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:43:43,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:43:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:43:45,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 2613 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:43:45,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:43:45,351 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:43:46,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:43:46,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 567 states and 679 transitions. [2023-12-02 23:43:46,317 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 679 transitions. [2023-12-02 23:43:46,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-12-02 23:43:46,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:43:46,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:43:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:43:47,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 2608 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:43:47,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:43:47,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2023-12-02 23:43:57,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:44:08,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:44:18,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:44:28,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:44:28,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:44:28,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 579 states and 694 transitions. [2023-12-02 23:44:28,207 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 694 transitions. [2023-12-02 23:44:28,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-12-02 23:44:28,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:44:28,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:44:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:44:29,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 2631 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:44:29,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:44:29,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 1117 trivial. 0 not checked. [2023-12-02 23:44:39,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:44:49,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:44:59,752 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 []