./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_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_98497d68-c555-49f1-a4f0-e7fe8b32f09e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/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_98497d68-c555-49f1-a4f0-e7fe8b32f09e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/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_98497d68-c555-49f1-a4f0-e7fe8b32f09e/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 fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:32:16,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:32:16,884 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-12-02 23:32:16,888 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:32:16,889 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:32:16,914 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:32:16,915 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:32:16,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:32:16,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:32:16,917 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:32:16,917 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:32:16,918 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:32:16,918 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:32:16,919 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:32:16,919 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:32:16,920 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:32:16,921 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:32:16,921 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:32:16,922 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:32:16,922 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:32:16,923 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:32:16,927 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:32:16,928 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:32:16,928 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:32:16,928 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:32:16,929 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:32:16,929 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:32:16,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:32:16,930 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:32:16,930 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:32:16,931 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:32:16,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:32:16,931 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_98497d68-c555-49f1-a4f0-e7fe8b32f09e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 [2023-12-02 23:32:17,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:32:17,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:32:17,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:32:17,163 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:32:17,163 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:32:17,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test1-1.i [2023-12-02 23:32:19,896 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:32:20,143 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:32:20,144 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test1-1.i [2023-12-02 23:32:20,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/bin/ukojak-verify-Qdu7aM0XO9/data/c6511ae25/deeefe67cbc740838b5c57c73e4b320b/FLAG2c027cd34 [2023-12-02 23:32:20,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/bin/ukojak-verify-Qdu7aM0XO9/data/c6511ae25/deeefe67cbc740838b5c57c73e4b320b [2023-12-02 23:32:20,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:32:20,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:32:20,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:32:20,182 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:32:20,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:32:20,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:20,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@642ff2f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20, skipping insertion in model container [2023-12-02 23:32:20,189 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:20,273 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:32:20,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:32:20,719 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:32:20,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:32:20,830 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:32:20,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20 WrapperNode [2023-12-02 23:32:20,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:32:20,832 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:32:20,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:32:20,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:32:20,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:20,867 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:20,920 INFO L138 Inliner]: procedures = 177, calls = 177, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 769 [2023-12-02 23:32:20,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:32:20,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:32:20,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:32:20,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:32:20,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:20,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:20,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:20,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:20,979 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:20,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:20,994 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:20,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:21,008 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:32:21,009 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:32:21,009 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:32:21,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:32:21,011 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:20" (1/1) ... [2023-12-02 23:32:21,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:32:21,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:32:21,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:32:21,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98497d68-c555-49f1-a4f0-e7fe8b32f09e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:32:21,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:32:21,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:32:21,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:32:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:32:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:32:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:32:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:32:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:32:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:32:21,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:32:21,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:32:21,276 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:32:21,278 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:32:22,145 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:32:22,893 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:32:22,893 INFO L309 CfgBuilder]: Removed 31 assume(true) statements. [2023-12-02 23:32:22,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:32:22 BoogieIcfgContainer [2023-12-02 23:32:22,895 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:32:22,896 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:32:22,896 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:32:22,906 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:32:22,906 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:32:22" (1/1) ... [2023-12-02 23:32:22,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:32:22,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:32:22,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 101 transitions. [2023-12-02 23:32:22,970 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 101 transitions. [2023-12-02 23:32:22,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:32:22,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:32:22,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:32:23,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:32:23,151 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 23:32:23,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:32:23,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2023-12-02 23:32:23,186 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2023-12-02 23:32:23,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:32:23,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:32:23,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:32:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:32:23,238 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 23:32:23,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:32:23,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 61 states and 101 transitions. [2023-12-02 23:32:23,244 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 101 transitions. [2023-12-02 23:32:23,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:32:23,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:32:23,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:32:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:32:23,285 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 23:32:23,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:32:23,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 61 states and 97 transitions. [2023-12-02 23:32:23,291 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 97 transitions. [2023-12-02 23:32:23,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:32:23,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:32:23,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:32:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:32:23,357 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 23:32:23,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:32:23,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2023-12-02 23:32:23,366 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2023-12-02 23:32:23,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:32:23,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:32:23,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:32:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:32:23,472 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 23:32:33,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:32:33,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:32:33,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2023-12-02 23:32:33,631 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2023-12-02 23:32:33,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 23:32:33,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:32:33,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:32:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:32:33,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:32:43,985 WARN L539 Checker$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 23:32:54,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:33:04,040 WARN L539 Checker$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 23:33:14,074 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 23:33:14,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:33:14,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2023-12-02 23:33:14,123 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2023-12-02 23:33:14,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 23:33:14,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:33:14,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:33:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:33:14,231 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 23:33:14,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:33:14,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 73 states and 97 transitions. [2023-12-02 23:33:14,240 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 97 transitions. [2023-12-02 23:33:14,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 23:33:14,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:33:14,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:33:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:33:14,327 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 23:33:14,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:33:14,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 73 states and 95 transitions. [2023-12-02 23:33:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 95 transitions. [2023-12-02 23:33:14,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:33:14,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:33:14,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:33:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:33:14,417 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 23:33:24,428 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 23:33:24,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:33:24,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 73 states and 93 transitions. [2023-12-02 23:33:24,475 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 93 transitions. [2023-12-02 23:33:24,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 23:33:24,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:33:24,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:33:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:33:24,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:33:34,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:33:44,793 WARN L539 Checker$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 23:33:54,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:34:04,854 WARN L539 Checker$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 23:34:04,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:04,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 76 states and 95 transitions. [2023-12-02 23:34:04,911 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 95 transitions. [2023-12-02 23:34:04,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 23:34:04,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:04,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:05,165 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 23:34:15,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:34:25,262 WARN L539 Checker$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 23:34:35,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:34:45,343 WARN L539 Checker$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 23:34:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:45,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 108 states and 136 transitions. [2023-12-02 23:34:45,995 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 136 transitions. [2023-12-02 23:34:45,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 23:34:45,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:45,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:46,314 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 23:34:56,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:35:06,355 WARN L539 Checker$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 23:35:16,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:35:26,418 WARN L539 Checker$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 23:35:26,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:35:26,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 111 states and 138 transitions. [2023-12-02 23:35:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 138 transitions. [2023-12-02 23:35:26,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 23:35:26,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:35:26,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:35:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:26,597 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 23:35:26,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:35:26,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 111 states and 136 transitions. [2023-12-02 23:35:26,691 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 136 transitions. [2023-12-02 23:35:26,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:35:26,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:35:26,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:35:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:26,866 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 23:35:26,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:35:26,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 111 states and 135 transitions. [2023-12-02 23:35:26,890 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 135 transitions. [2023-12-02 23:35:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:35:26,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:35:26,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:35:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:27,173 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 23:35:27,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:35:27,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 119 states and 145 transitions. [2023-12-02 23:35:27,438 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 145 transitions. [2023-12-02 23:35:27,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:35:27,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:35:27,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:35:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:27,743 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 23:35:28,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:35:28,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 120 states and 147 transitions. [2023-12-02 23:35:28,613 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 147 transitions. [2023-12-02 23:35:28,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 23:35:28,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:35:28,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:35:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:29,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:35:29,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:35:29,105 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 23:35:29,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:35:29,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 120 states and 145 transitions. [2023-12-02 23:35:29,119 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 145 transitions. [2023-12-02 23:35:29,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 23:35:29,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:35:29,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:35:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:29,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:35:29,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:35:29,620 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 23:35:31,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:35:31,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 137 states and 165 transitions. [2023-12-02 23:35:31,339 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 165 transitions. [2023-12-02 23:35:31,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 23:35:31,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:35:31,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:35:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:35:41,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:35:51,965 WARN L539 Checker$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 23:36:01,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:36:12,016 WARN L539 Checker$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 23:36:22,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:36:32,850 WARN L539 Checker$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 23:36:42,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:36:52,912 WARN L539 Checker$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 23:36:53,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:36:53,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 194 states and 244 transitions. [2023-12-02 23:36:53,508 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 244 transitions. [2023-12-02 23:36:53,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 23:36:53,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:36:53,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:36:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:36:53,943 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:37:04,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:37:14,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:37:24,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:37:34,541 WARN L539 Checker$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 23:37:35,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:37:35,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 221 states and 278 transitions. [2023-12-02 23:37:35,363 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 278 transitions. [2023-12-02 23:37:35,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:37:35,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:37:35,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:37:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:37:35,876 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:37:45,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:37:55,927 WARN L539 Checker$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 23:38:06,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:38:16,032 WARN L539 Checker$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 23:38:16,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:38:16,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 206 states and 259 transitions. [2023-12-02 23:38:16,074 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 259 transitions. [2023-12-02 23:38:16,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:38:16,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:38:16,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:38:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:38:16,604 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:38:26,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:38:36,653 WARN L539 Checker$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 23:38:46,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:38:56,713 WARN L539 Checker$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 23:38:56,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:38:56,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 209 states and 261 transitions. [2023-12-02 23:38:56,755 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 261 transitions. [2023-12-02 23:38:56,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 23:38:56,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:38:56,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:38:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:38:57,224 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:39:07,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:39:17,404 WARN L539 Checker$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 23:39:27,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:39:37,451 WARN L539 Checker$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 23:39:38,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:39:38,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 238 states and 298 transitions. [2023-12-02 23:39:38,732 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 298 transitions. [2023-12-02 23:39:38,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 23:39:38,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:39:38,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:39:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:39:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:39:49,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:39:59,263 WARN L539 Checker$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 23:40:09,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:40:19,308 WARN L539 Checker$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 23:40:19,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:40:19,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 241 states and 300 transitions. [2023-12-02 23:40:19,350 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 300 transitions. [2023-12-02 23:40:19,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:40:19,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:40:19,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:40:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:40:19,752 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:40:20,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:40:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 249 states and 310 transitions. [2023-12-02 23:40:20,094 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 310 transitions. [2023-12-02 23:40:20,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:40:20,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:40:20,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:40:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:40:20,596 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:40:20,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:40:20,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 257 states and 321 transitions. [2023-12-02 23:40:20,933 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 321 transitions. [2023-12-02 23:40:20,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:40:20,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:40:20,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:40:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:40:21,291 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:40:31,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:40:41,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:40:51,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:01,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:01,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:41:01,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 242 states and 302 transitions. [2023-12-02 23:41:01,542 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 302 transitions. [2023-12-02 23:41:01,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:41:01,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:41:01,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:41:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:41:02,024 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:41:02,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:41:02,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 250 states and 312 transitions. [2023-12-02 23:41:02,771 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 312 transitions. [2023-12-02 23:41:02,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:41:02,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:41:02,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:41:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:41:03,231 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 23:41:15,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:17,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:27,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:37,819 WARN L539 Checker$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 23:41:37,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:41:37,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 282 states and 357 transitions. [2023-12-02 23:41:37,863 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 357 transitions. [2023-12-02 23:41:37,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:41:37,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:41:37,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:41:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:41:38,302 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:41:38,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:41:38,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 283 states and 359 transitions. [2023-12-02 23:41:38,868 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 359 transitions. [2023-12-02 23:41:38,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 23:41:38,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:41:38,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:41:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:41:39,276 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:41:49,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:41:59,501 WARN L539 Checker$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 23:42:09,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:42:19,583 WARN L539 Checker$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 23:42:19,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:42:19,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 294 states and 371 transitions. [2023-12-02 23:42:19,638 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 371 transitions. [2023-12-02 23:42:19,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 23:42:19,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:42:19,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:42:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:42:20,064 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:42:20,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:42:20,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 295 states and 373 transitions. [2023-12-02 23:42:20,411 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 373 transitions. [2023-12-02 23:42:20,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 23:42:20,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:42:20,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:42:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:42:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:42:21,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:42:21,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 298 states and 376 transitions. [2023-12-02 23:42:21,039 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 376 transitions. [2023-12-02 23:42:21,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 23:42:21,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:42:21,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:42:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:42:21,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:42:21,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:42:21,692 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:42:31,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:42:41,992 WARN L539 Checker$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 23:42:52,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:43:02,064 WARN L539 Checker$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 23:43:02,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:43:02,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 325 states and 409 transitions. [2023-12-02 23:43:02,713 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 409 transitions. [2023-12-02 23:43:02,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 23:43:02,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:43:02,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:43:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:43:03,117 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 26 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:43:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:43:04,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 326 states and 411 transitions. [2023-12-02 23:43:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 411 transitions. [2023-12-02 23:43:04,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 23:43:04,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:43:04,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:43:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:43:04,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:43:04,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:43:05,042 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:43:07,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:43:08,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:43:11,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:43:12,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:43:12,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:43:12,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 335 states and 422 transitions. [2023-12-02 23:43:12,957 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 422 transitions. [2023-12-02 23:43:12,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 23:43:12,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:43:12,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:43:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:43:13,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 976 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:43:13,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:43:13,564 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:43:23,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:43:33,771 WARN L539 Checker$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 23:43:43,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:43:53,846 WARN L539 Checker$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 23:43:53,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:43:53,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 338 states and 424 transitions. [2023-12-02 23:43:53,891 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 424 transitions. [2023-12-02 23:43:53,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:43:53,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:43:53,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:43:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:43:54,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 1079 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:43:54,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:43:54,493 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:44:04,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:44:14,641 WARN L539 Checker$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 23:44:24,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:44:34,726 WARN L539 Checker$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 23:44:35,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:44:35,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 356 states and 445 transitions. [2023-12-02 23:44:35,005 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 445 transitions. [2023-12-02 23:44:35,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:44:35,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:44:35,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:44:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:44:35,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:44:35,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:44:35,647 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:44:35,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:44:35,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 359 states and 448 transitions. [2023-12-02 23:44:35,746 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 448 transitions. [2023-12-02 23:44:35,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 23:44:35,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:44:35,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:44:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:44:36,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 1102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:44:36,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:44:36,401 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:44:46,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:44:56,517 WARN L539 Checker$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 23:45:06,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:45:16,615 WARN L539 Checker$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 23:45:16,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 362 states and 450 transitions. [2023-12-02 23:45:16,671 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 450 transitions. [2023-12-02 23:45:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:45:16,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:16,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:17,103 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:45:27,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:45:37,293 WARN L539 Checker$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 23:45:47,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:45:57,348 WARN L539 Checker$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 23:45:57,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:57,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 389 states and 484 transitions. [2023-12-02 23:45:57,916 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 484 transitions. [2023-12-02 23:45:57,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:45:57,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:57,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:58,316 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:46:08,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:46:18,521 WARN L539 Checker$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 23:46:28,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:46:38,585 WARN L539 Checker$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 23:46:38,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:38,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 400 states and 496 transitions. [2023-12-02 23:46:38,639 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 496 transitions. [2023-12-02 23:46:38,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 23:46:38,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:38,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:39,177 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 3 proven. 63 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-02 23:46:49,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:46:59,234 WARN L539 Checker$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 23:47:09,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:47:19,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:47:19,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:19,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 403 states and 498 transitions. [2023-12-02 23:47:19,365 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 498 transitions. [2023-12-02 23:47:19,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 23:47:19,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:19,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms