./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:01:52,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:01:52,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:01:52,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:01:52,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:01:52,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:01:52,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:01:52,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:01:52,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:01:52,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:01:52,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:01:52,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:01:52,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:01:52,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:01:53,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:01:53,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:01:53,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:01:53,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:01:53,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:01:53,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:01:53,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:01:53,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:01:53,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:01:53,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:01:53,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:01:53,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:01:53,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:01:53,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:01:53,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:01:53,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:01:53,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:01:53,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:01:53,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:01:53,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:01:53,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:01:53,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:01:53,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:01:53,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:01:53,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:01:53,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:01:53,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:01:53,046 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:01:53,072 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:01:53,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:01:53,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:01:53,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:01:53,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:01:53,076 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:01:53,077 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:01:53,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:01:53,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:01:53,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:01:53,078 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:01:53,079 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:01:53,079 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:01:53,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:01:53,079 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:01:53,080 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:01:53,080 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:01:53,080 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:01:53,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:01:53,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:01:53,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:01:53,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:01:53,082 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:01:53,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:01:53,082 INFO L138 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_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df [2021-11-23 01:01:53,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:01:53,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:01:53,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:01:53,433 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:01:53,434 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:01:53,435 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-11-23 01:01:53,522 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/data/8559ab54e/ae6789925cab43b0a8befe5dcff8668e/FLAG50f458cd5 [2021-11-23 01:01:54,406 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:01:54,407 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-11-23 01:01:54,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/data/8559ab54e/ae6789925cab43b0a8befe5dcff8668e/FLAG50f458cd5 [2021-11-23 01:01:54,962 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/data/8559ab54e/ae6789925cab43b0a8befe5dcff8668e [2021-11-23 01:01:54,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:01:54,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:01:54,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:01:54,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:01:54,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:01:54,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:54" (1/1) ... [2021-11-23 01:01:54,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5923d107 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:54, skipping insertion in model container [2021-11-23 01:01:54,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:54" (1/1) ... [2021-11-23 01:01:54,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:01:55,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:01:55,343 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-11-23 01:01:57,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:01:57,436 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:01:57,451 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-11-23 01:01:57,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:01:57,851 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:01:57,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:57 WrapperNode [2021-11-23 01:01:57,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:01:57,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:01:57,853 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:01:57,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:01:57,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:57" (1/1) ... [2021-11-23 01:01:57,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:57" (1/1) ... [2021-11-23 01:01:58,104 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1803 [2021-11-23 01:01:58,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:01:58,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:01:58,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:01:58,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:01:58,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:57" (1/1) ... [2021-11-23 01:01:58,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:57" (1/1) ... [2021-11-23 01:01:58,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:57" (1/1) ... [2021-11-23 01:01:58,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:57" (1/1) ... [2021-11-23 01:01:58,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:57" (1/1) ... [2021-11-23 01:01:58,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:57" (1/1) ... [2021-11-23 01:01:58,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:57" (1/1) ... [2021-11-23 01:01:58,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:01:58,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:01:58,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:01:58,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:01:58,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:57" (1/1) ... [2021-11-23 01:01:58,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:01:58,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:01:58,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:01:58,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8902c1fe-586e-49c7-89f4-b0e3b5b49249/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:01:58,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:01:58,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 01:01:58,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:01:58,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:01:58,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:01:58,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:01:58,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:01:58,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:01:58,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 01:01:58,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:01:58,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:01:58,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:01:58,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:01:58,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:01:58,873 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:01:58,875 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:02:01,925 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:02:02,404 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:02:02,405 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-23 01:02:02,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:02 BoogieIcfgContainer [2021-11-23 01:02:02,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:02:02,410 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:02:02,410 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:02:02,421 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:02:02,421 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:02" (1/1) ... [2021-11-23 01:02:02,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:02:02,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:02,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 536 states and 605 transitions. [2021-11-23 01:02:02,506 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 605 transitions. [2021-11-23 01:02:02,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:02:02,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:02,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:04,352 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:04,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:04,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 535 states and 604 transitions. [2021-11-23 01:02:04,380 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 604 transitions. [2021-11-23 01:02:04,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:02:04,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:04,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:04,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:06,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:06,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 534 states and 603 transitions. [2021-11-23 01:02:06,124 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 603 transitions. [2021-11-23 01:02:06,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:02:06,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:06,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:06,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:06,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:06,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 533 states and 602 transitions. [2021-11-23 01:02:06,241 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 602 transitions. [2021-11-23 01:02:06,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:02:06,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:06,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:06,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:06,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:06,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 532 states and 601 transitions. [2021-11-23 01:02:06,472 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 601 transitions. [2021-11-23 01:02:06,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:02:06,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:06,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:06,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:08,051 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:08,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:08,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 531 states and 600 transitions. [2021-11-23 01:02:08,269 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 600 transitions. [2021-11-23 01:02:08,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:02:08,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:08,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:08,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:09,968 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:10,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:10,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 533 states and 602 transitions. [2021-11-23 01:02:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 602 transitions. [2021-11-23 01:02:10,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:02:10,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:10,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:10,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:11,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:11,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 532 states and 601 transitions. [2021-11-23 01:02:11,192 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 601 transitions. [2021-11-23 01:02:11,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:02:11,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:11,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:11,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:11,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:11,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 533 states and 602 transitions. [2021-11-23 01:02:11,630 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 602 transitions. [2021-11-23 01:02:11,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:02:11,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:11,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:11,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:12,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 535 states and 604 transitions. [2021-11-23 01:02:12,257 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 604 transitions. [2021-11-23 01:02:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:02:12,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:12,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:12,375 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:12,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:12,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 537 states and 606 transitions. [2021-11-23 01:02:12,863 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 606 transitions. [2021-11-23 01:02:12,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:02:12,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:12,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:13,043 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:13,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 539 states and 608 transitions. [2021-11-23 01:02:13,570 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 608 transitions. [2021-11-23 01:02:13,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:02:13,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:13,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:13,742 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:14,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:14,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 541 states and 610 transitions. [2021-11-23 01:02:14,227 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 610 transitions. [2021-11-23 01:02:14,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:02:14,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:14,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:14,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:14,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 543 states and 612 transitions. [2021-11-23 01:02:14,896 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 612 transitions. [2021-11-23 01:02:14,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:02:14,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:14,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:15,112 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:15,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:15,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 545 states and 614 transitions. [2021-11-23 01:02:15,656 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 614 transitions. [2021-11-23 01:02:15,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:02:15,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:15,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:15,814 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:16,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 547 states and 616 transitions. [2021-11-23 01:02:16,450 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 616 transitions. [2021-11-23 01:02:16,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:02:16,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:16,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:16,623 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:17,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:17,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 549 states and 617 transitions. [2021-11-23 01:02:17,080 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 617 transitions. [2021-11-23 01:02:17,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:02:17,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:17,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:17,309 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:02:18,865 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:22,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 551 states and 622 transitions. [2021-11-23 01:02:22,555 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 622 transitions. [2021-11-23 01:02:22,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:02:22,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:22,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:22,952 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:02:24,650 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:29,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:29,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 553 states and 624 transitions. [2021-11-23 01:02:29,677 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 624 transitions. [2021-11-23 01:02:29,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:02:29,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:29,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:29,874 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:02:30,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 552 states and 623 transitions. [2021-11-23 01:02:30,036 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 623 transitions. [2021-11-23 01:02:30,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:02:30,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:30,235 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:02:30,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 553 states and 624 transitions. [2021-11-23 01:02:30,599 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 624 transitions. [2021-11-23 01:02:30,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:02:30,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:30,801 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:02:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:31,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 546 states and 613 transitions. [2021-11-23 01:02:31,370 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 613 transitions. [2021-11-23 01:02:31,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:02:31,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:31,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:31,599 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:02:31,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:31,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 545 states and 612 transitions. [2021-11-23 01:02:31,780 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 612 transitions. [2021-11-23 01:02:31,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:02:31,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:31,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:32,284 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:02:34,277 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:41,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:41,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 544 states and 611 transitions. [2021-11-23 01:02:41,287 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 611 transitions. [2021-11-23 01:02:41,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:41,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:41,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:41,882 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:02:43,741 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:53,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:53,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 543 states and 610 transitions. [2021-11-23 01:02:53,897 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 610 transitions. [2021-11-23 01:02:53,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:53,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:53,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:54,576 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:02:56,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:56,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 542 states and 609 transitions. [2021-11-23 01:02:56,493 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 609 transitions. [2021-11-23 01:02:56,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:02:56,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:56,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:56,566 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:02:56,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 541 states and 608 transitions. [2021-11-23 01:02:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 608 transitions. [2021-11-23 01:02:56,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:02:56,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:56,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:57,565 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:02:58,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 540 states and 607 transitions. [2021-11-23 01:02:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 607 transitions. [2021-11-23 01:02:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:02:58,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:58,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:58,656 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:03:00,929 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:03:12,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:12,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 544 states and 614 transitions. [2021-11-23 01:03:12,045 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 614 transitions. [2021-11-23 01:03:12,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:03:12,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:12,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:12,997 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:03:15,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:03:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 543 states and 613 transitions. [2021-11-23 01:03:30,965 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 613 transitions. [2021-11-23 01:03:30,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:03:30,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:30,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:32,295 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:03:34,836 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:03:54,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:54,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 542 states and 612 transitions. [2021-11-23 01:03:54,473 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 612 transitions. [2021-11-23 01:03:54,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:03:54,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:54,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:54,530 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:03:54,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:54,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 542 states and 611 transitions. [2021-11-23 01:03:54,543 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 611 transitions. [2021-11-23 01:03:54,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:03:54,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:54,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:54,607 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:03:54,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:54,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 541 states and 610 transitions. [2021-11-23 01:03:54,629 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 610 transitions. [2021-11-23 01:03:54,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:03:54,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:54,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:56,154 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:03:57,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:57,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 540 states and 609 transitions. [2021-11-23 01:03:57,326 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 609 transitions. [2021-11-23 01:03:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:03:57,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:57,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:58,391 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:04:01,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:01,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 542 states and 612 transitions. [2021-11-23 01:04:01,152 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 612 transitions. [2021-11-23 01:04:01,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:04:01,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:01,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:02,400 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:04:04,926 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:04:28,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:28,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 541 states and 611 transitions. [2021-11-23 01:04:28,719 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 611 transitions. [2021-11-23 01:04:28,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:04:28,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:28,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:31,064 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:04:34,200 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:05:07,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:07,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 540 states and 609 transitions. [2021-11-23 01:05:07,335 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 609 transitions. [2021-11-23 01:05:07,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:05:07,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:07,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:09,794 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:05:13,051 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:05:50,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:50,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 539 states and 608 transitions. [2021-11-23 01:05:50,313 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 608 transitions. [2021-11-23 01:05:50,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:05:50,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:50,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:52,965 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:05:56,422 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:06:43,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 538 states and 607 transitions. [2021-11-23 01:06:43,631 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 607 transitions. [2021-11-23 01:06:43,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:06:43,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,705 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:06:46,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 537 states and 606 transitions. [2021-11-23 01:06:46,075 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 606 transitions. [2021-11-23 01:06:46,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:06:46,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,270 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:06:53,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 536 states and 605 transitions. [2021-11-23 01:06:53,329 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 605 transitions. [2021-11-23 01:06:53,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:06:53,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,406 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:06:53,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 535 states and 604 transitions. [2021-11-23 01:06:53,443 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 604 transitions. [2021-11-23 01:06:53,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:06:53,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,537 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:07:02,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 534 states and 603 transitions. [2021-11-23 01:07:02,367 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 603 transitions. [2021-11-23 01:07:02,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:07:02,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,123 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:07:05,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 533 states and 602 transitions. [2021-11-23 01:07:05,917 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 602 transitions. [2021-11-23 01:07:05,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:07:05,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,942 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:07:15,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 532 states and 601 transitions. [2021-11-23 01:07:15,011 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 601 transitions. [2021-11-23 01:07:15,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:07:15,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:15,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:15,081 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:07:15,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:15,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 531 states and 600 transitions. [2021-11-23 01:07:15,109 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 600 transitions. [2021-11-23 01:07:15,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:07:15,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:15,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:20,284 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:07:27,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:27,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 530 states and 599 transitions. [2021-11-23 01:07:27,492 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 599 transitions. [2021-11-23 01:07:27,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:07:27,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:27,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:29,705 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:07:33,799 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:08:34,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:34,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 529 states and 598 transitions. [2021-11-23 01:08:34,827 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 598 transitions. [2021-11-23 01:08:34,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:08:34,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:34,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:36,683 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:08:41,624 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:09:57,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 528 states and 596 transitions. [2021-11-23 01:09:57,207 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 596 transitions. [2021-11-23 01:09:57,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:09:57,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:09:57,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 527 states and 595 transitions. [2021-11-23 01:09:57,314 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 595 transitions. [2021-11-23 01:09:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:09:57,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:10:03,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 526 states and 594 transitions. [2021-11-23 01:10:03,476 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 594 transitions. [2021-11-23 01:10:03,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:10:03,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,553 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:10:03,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 525 states and 593 transitions. [2021-11-23 01:10:03,584 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 593 transitions. [2021-11-23 01:10:03,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:10:03,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,798 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:10:03,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 524 states and 592 transitions. [2021-11-23 01:10:03,912 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 592 transitions. [2021-11-23 01:10:03,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:10:03,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,988 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:10:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 523 states and 591 transitions. [2021-11-23 01:10:04,018 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 591 transitions. [2021-11-23 01:10:04,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:10:04,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,246 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:10:04,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 522 states and 590 transitions. [2021-11-23 01:10:04,371 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 590 transitions. [2021-11-23 01:10:04,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:10:04,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,884 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:10:12,040 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:11:26,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:26,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 530 states and 604 transitions. [2021-11-23 01:11:26,866 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 604 transitions. [2021-11-23 01:11:26,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:26,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:26,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:11:45,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 534 states and 608 transitions. [2021-11-23 01:11:45,304 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 608 transitions. [2021-11-23 01:11:45,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:45,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,569 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:12:23,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:23,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 539 states and 615 transitions. [2021-11-23 01:12:23,395 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 615 transitions. [2021-11-23 01:12:23,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:12:23,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:23,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:26,235 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:12:36,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:36,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 542 states and 618 transitions. [2021-11-23 01:12:36,429 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 618 transitions. [2021-11-23 01:12:36,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:12:36,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:36,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:41,591 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:12:46,601 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []