./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/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_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:09:53,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:09:53,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:09:53,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:09:53,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:09:53,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:09:53,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:09:53,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:09:53,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:09:53,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:09:53,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:09:53,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:09:53,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:09:53,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:09:53,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:09:53,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:09:53,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:09:53,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:09:53,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:09:53,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:09:53,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:09:53,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:09:53,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:09:53,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:09:53,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:09:53,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:09:53,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:09:53,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:09:53,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:09:53,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:09:53,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:09:53,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:09:53,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:09:53,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:09:53,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:09:53,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:09:53,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:09:53,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:09:53,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:09:53,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:09:53,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:09:53,952 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:09:54,001 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:09:54,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:09:54,003 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:09:54,003 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:09:54,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:09:54,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:09:54,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:09:54,005 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:09:54,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:09:54,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:09:54,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:09:54,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:09:54,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:09:54,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:09:54,014 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:09:54,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:09:54,015 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:09:54,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:09:54,015 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:09:54,016 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:09:54,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:09:54,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:09:54,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:09:54,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:09:54,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:09:54,017 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:09:54,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:09:54,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:09:54,018 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_d1899847-fd8e-4aaf-841b-79be57028540/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 [2021-11-23 01:09:54,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:09:54,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:09:54,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:09:54,367 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:09:54,368 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:09:54,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-11-23 01:09:54,450 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/data/3c81b1be4/e954e85d4f1148d3ab4807b25afe28c1/FLAG82d56256d [2021-11-23 01:09:55,199 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:09:55,203 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-11-23 01:09:55,228 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/data/3c81b1be4/e954e85d4f1148d3ab4807b25afe28c1/FLAG82d56256d [2021-11-23 01:09:55,391 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/data/3c81b1be4/e954e85d4f1148d3ab4807b25afe28c1 [2021-11-23 01:09:55,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:09:55,395 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:09:55,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:09:55,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:09:55,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:09:55,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:09:55" (1/1) ... [2021-11-23 01:09:55,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64cea11e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:55, skipping insertion in model container [2021-11-23 01:09:55,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:09:55" (1/1) ... [2021-11-23 01:09:55,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:09:55,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:09:56,194 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_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-11-23 01:09:56,453 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_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-11-23 01:09:56,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:09:56,514 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:09:56,564 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_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-11-23 01:09:56,670 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_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-11-23 01:09:56,695 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:09:56,743 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:09:56,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:56 WrapperNode [2021-11-23 01:09:56,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:09:56,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:09:56,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:09:56,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:09:56,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:56" (1/1) ... [2021-11-23 01:09:56,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:56" (1/1) ... [2021-11-23 01:09:56,945 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1694 [2021-11-23 01:09:56,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:09:56,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:09:56,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:09:56,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:09:56,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:56" (1/1) ... [2021-11-23 01:09:56,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:56" (1/1) ... [2021-11-23 01:09:56,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:56" (1/1) ... [2021-11-23 01:09:56,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:56" (1/1) ... [2021-11-23 01:09:57,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:56" (1/1) ... [2021-11-23 01:09:57,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:56" (1/1) ... [2021-11-23 01:09:57,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:56" (1/1) ... [2021-11-23 01:09:57,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:09:57,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:09:57,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:09:57,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:09:57,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:56" (1/1) ... [2021-11-23 01:09:57,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:09:57,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:09:57,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:09:57,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:09:57,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:09:57,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:09:57,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:09:57,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:09:57,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:09:57,215 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:09:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:09:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:09:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:09:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:09:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 01:09:57,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:09:57,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:09:57,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:09:57,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:09:57,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:09:57,495 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:09:57,497 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:09:59,102 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:09:59,682 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:09:59,682 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-23 01:09:59,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:09:59 BoogieIcfgContainer [2021-11-23 01:09:59,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:09:59,687 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:09:59,687 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:09:59,699 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:09:59,699 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:09:59" (1/1) ... [2021-11-23 01:09:59,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:09:59,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 177 states and 314 transitions. [2021-11-23 01:09:59,808 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 314 transitions. [2021-11-23 01:09:59,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:09:59,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,034 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 01:10:00,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 178 states and 313 transitions. [2021-11-23 01:10:00,086 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 313 transitions. [2021-11-23 01:10:00,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:10:00,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:00,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 178 states and 305 transitions. [2021-11-23 01:10:00,247 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 305 transitions. [2021-11-23 01:10:00,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:00,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:00,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 178 states and 293 transitions. [2021-11-23 01:10:00,446 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 293 transitions. [2021-11-23 01:10:00,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:10:00,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:00,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 178 states and 279 transitions. [2021-11-23 01:10:00,624 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 279 transitions. [2021-11-23 01:10:00,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:10:00,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:00,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 178 states and 267 transitions. [2021-11-23 01:10:00,957 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 267 transitions. [2021-11-23 01:10:00,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:10:00,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,336 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 01:10:01,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 222 states and 321 transitions. [2021-11-23 01:10:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 321 transitions. [2021-11-23 01:10:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:10:01,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:02,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 222 states and 319 transitions. [2021-11-23 01:10:02,055 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 319 transitions. [2021-11-23 01:10:02,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:10:02,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:02,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 222 states and 317 transitions. [2021-11-23 01:10:02,324 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 317 transitions. [2021-11-23 01:10:02,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:10:02,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:02,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 222 states and 315 transitions. [2021-11-23 01:10:02,587 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 315 transitions. [2021-11-23 01:10:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:10:02,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:02,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 222 states and 313 transitions. [2021-11-23 01:10:02,850 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 313 transitions. [2021-11-23 01:10:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:10:02,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:03,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 222 states and 311 transitions. [2021-11-23 01:10:03,118 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 311 transitions. [2021-11-23 01:10:03,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:10:03,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:03,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 222 states and 309 transitions. [2021-11-23 01:10:03,358 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 309 transitions. [2021-11-23 01:10:03,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:10:03,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:10:03,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 225 states and 311 transitions. [2021-11-23 01:10:03,656 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 311 transitions. [2021-11-23 01:10:03,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:10:03,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:04,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 225 states and 309 transitions. [2021-11-23 01:10:04,027 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 309 transitions. [2021-11-23 01:10:04,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:10:04,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:04,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 225 states and 307 transitions. [2021-11-23 01:10:04,315 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 307 transitions. [2021-11-23 01:10:04,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:10:04,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:10:04,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 228 states and 309 transitions. [2021-11-23 01:10:04,582 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 309 transitions. [2021-11-23 01:10:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:10:04,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:04,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 228 states and 308 transitions. [2021-11-23 01:10:04,897 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 308 transitions. [2021-11-23 01:10:04,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:10:04,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:05,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 228 states and 307 transitions. [2021-11-23 01:10:05,147 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 307 transitions. [2021-11-23 01:10:05,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:10:05,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,453 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 01:10:05,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 237 states and 318 transitions. [2021-11-23 01:10:05,805 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 318 transitions. [2021-11-23 01:10:05,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:10:05,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,113 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 01:10:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 246 states and 329 transitions. [2021-11-23 01:10:06,366 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 329 transitions. [2021-11-23 01:10:06,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:10:06,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:06,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 255 states and 339 transitions. [2021-11-23 01:10:06,706 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 339 transitions. [2021-11-23 01:10:06,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:10:06,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:07,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 264 states and 349 transitions. [2021-11-23 01:10:07,047 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 349 transitions. [2021-11-23 01:10:07,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:10:07,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,377 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:10:07,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 265 states and 351 transitions. [2021-11-23 01:10:07,793 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 351 transitions. [2021-11-23 01:10:07,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:10:07,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,104 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:10:08,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 266 states and 353 transitions. [2021-11-23 01:10:08,362 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 353 transitions. [2021-11-23 01:10:08,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:10:08,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:08,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 266 states and 351 transitions. [2021-11-23 01:10:08,661 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 351 transitions. [2021-11-23 01:10:08,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:10:08,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:08,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 266 states and 349 transitions. [2021-11-23 01:10:08,946 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 349 transitions. [2021-11-23 01:10:08,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:10:08,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:10,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 269 states and 351 transitions. [2021-11-23 01:10:10,311 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 351 transitions. [2021-11-23 01:10:10,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:10:10,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:10,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:10,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:10,635 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:10,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 272 states and 353 transitions. [2021-11-23 01:10:10,991 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 353 transitions. [2021-11-23 01:10:10,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:10:10,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:11,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:10:11,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:11,445 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:11,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:11,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 316 states and 409 transitions. [2021-11-23 01:10:11,891 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 409 transitions. [2021-11-23 01:10:11,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:10:11,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:11,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:12,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:10:12,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:12,314 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:10:12,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:12,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 319 states and 411 transitions. [2021-11-23 01:10:12,369 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 411 transitions. [2021-11-23 01:10:12,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:10:12,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:12,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:12,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:10:12,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:12,797 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:10:12,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:12,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 322 states and 413 transitions. [2021-11-23 01:10:12,843 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 413 transitions. [2021-11-23 01:10:12,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:10:12,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:12,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:13,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:10:13,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:13,283 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:13,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:13,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 331 states and 424 transitions. [2021-11-23 01:10:13,687 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 424 transitions. [2021-11-23 01:10:13,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:10:13,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:13,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:13,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:13,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:10:13,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:14,172 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:14,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:14,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 340 states and 435 transitions. [2021-11-23 01:10:14,668 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 435 transitions. [2021-11-23 01:10:14,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 01:10:14,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:14,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:14,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:14,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:10:14,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:15,080 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 349 states and 445 transitions. [2021-11-23 01:10:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 445 transitions. [2021-11-23 01:10:15,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 01:10:15,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:15,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:15,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:10:15,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:15,598 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:15,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:15,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 358 states and 455 transitions. [2021-11-23 01:10:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 455 transitions. [2021-11-23 01:10:15,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:10:15,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:15,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:15,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:10:15,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:16,091 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:10:16,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:16,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 359 states and 457 transitions. [2021-11-23 01:10:16,947 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 457 transitions. [2021-11-23 01:10:16,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:10:16,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:16,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:17,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:10:17,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:17,435 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:10:18,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:18,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 360 states and 459 transitions. [2021-11-23 01:10:18,081 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 459 transitions. [2021-11-23 01:10:18,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:10:18,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:18,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:18,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:10:18,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:18,541 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:19,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 363 states and 461 transitions. [2021-11-23 01:10:19,486 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 461 transitions. [2021-11-23 01:10:19,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:10:19,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:19,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:19,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:10:19,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:19,868 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:20,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 366 states and 463 transitions. [2021-11-23 01:10:20,929 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 463 transitions. [2021-11-23 01:10:20,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:10:20,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:20,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:21,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:10:21,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:21,458 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:22,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:22,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 410 states and 519 transitions. [2021-11-23 01:10:22,236 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 519 transitions. [2021-11-23 01:10:22,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 01:10:22,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:22,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:22,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:10:22,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:22,785 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:10:22,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:22,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 413 states and 521 transitions. [2021-11-23 01:10:22,858 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 521 transitions. [2021-11-23 01:10:22,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 01:10:22,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:22,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:23,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:10:23,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:23,397 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:10:23,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:23,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 416 states and 523 transitions. [2021-11-23 01:10:23,470 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 523 transitions. [2021-11-23 01:10:23,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:10:23,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:23,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:23,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:23,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:10:23,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:24,014 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:24,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:24,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 425 states and 534 transitions. [2021-11-23 01:10:24,430 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 534 transitions. [2021-11-23 01:10:24,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:10:24,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:24,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:24,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:10:24,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:25,016 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:25,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:25,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 434 states and 545 transitions. [2021-11-23 01:10:25,204 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 545 transitions. [2021-11-23 01:10:25,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:10:25,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:25,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:25,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:10:25,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:25,751 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:25,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:25,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 443 states and 555 transitions. [2021-11-23 01:10:25,838 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 555 transitions. [2021-11-23 01:10:25,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:10:25,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:25,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:26,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:10:26,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:26,407 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:26,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:26,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 452 states and 565 transitions. [2021-11-23 01:10:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 565 transitions. [2021-11-23 01:10:26,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 01:10:26,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:26,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:26,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:10:26,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:27,005 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:10:27,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:27,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 453 states and 567 transitions. [2021-11-23 01:10:27,719 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 567 transitions. [2021-11-23 01:10:27,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 01:10:27,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:27,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:27,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:10:27,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:10:28,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:28,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 454 states and 569 transitions. [2021-11-23 01:10:28,663 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 569 transitions. [2021-11-23 01:10:28,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:10:28,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:28,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:28,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:10:28,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:29,203 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:30,321 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:10:30,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:30,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 457 states and 571 transitions. [2021-11-23 01:10:30,665 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 571 transitions. [2021-11-23 01:10:30,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:10:30,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:30,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:30,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:10:30,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:31,199 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:32,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:32,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 460 states and 573 transitions. [2021-11-23 01:10:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 573 transitions. [2021-11-23 01:10:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-23 01:10:32,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:32,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:32,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 860 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:10:32,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:32,861 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:33,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:33,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 504 states and 629 transitions. [2021-11-23 01:10:33,238 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 629 transitions. [2021-11-23 01:10:33,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 01:10:33,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:33,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:33,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:10:33,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:33,855 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 271 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:10:33,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 507 states and 631 transitions. [2021-11-23 01:10:33,929 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 631 transitions. [2021-11-23 01:10:33,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 01:10:33,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:33,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:34,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:10:34,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:34,587 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 271 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:10:34,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:34,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 510 states and 633 transitions. [2021-11-23 01:10:34,674 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 633 transitions. [2021-11-23 01:10:34,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-23 01:10:34,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:34,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:34,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:10:34,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:35,338 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:35,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:35,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 519 states and 644 transitions. [2021-11-23 01:10:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 644 transitions. [2021-11-23 01:10:35,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-23 01:10:35,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:35,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:36,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:10:36,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:36,417 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:36,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:36,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 528 states and 655 transitions. [2021-11-23 01:10:36,836 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 655 transitions. [2021-11-23 01:10:36,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 01:10:36,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:36,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:37,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:10:37,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:37,462 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:37,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:37,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 537 states and 665 transitions. [2021-11-23 01:10:37,574 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 665 transitions. [2021-11-23 01:10:37,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 01:10:37,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:37,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:37,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:10:37,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:38,199 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:38,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:38,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 546 states and 675 transitions. [2021-11-23 01:10:38,282 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 675 transitions. [2021-11-23 01:10:38,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 01:10:38,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:38,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:38,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:10:38,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:38,922 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:10:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:39,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 547 states and 677 transitions. [2021-11-23 01:10:39,779 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 677 transitions. [2021-11-23 01:10:39,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 01:10:39,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:39,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:40,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:10:40,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:40,447 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:10:40,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:40,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 548 states and 679 transitions. [2021-11-23 01:10:40,952 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 679 transitions. [2021-11-23 01:10:40,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 01:10:40,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:40,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:41,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:41,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:10:41,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:41,614 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:42,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:42,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 551 states and 681 transitions. [2021-11-23 01:10:42,611 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 681 transitions. [2021-11-23 01:10:42,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 01:10:42,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:42,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:42,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:10:42,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:43,337 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:43,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 554 states and 683 transitions. [2021-11-23 01:10:43,857 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 683 transitions. [2021-11-23 01:10:43,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 01:10:43,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:43,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:44,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 1049 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:44,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:44,627 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:45,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:45,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 598 states and 739 transitions. [2021-11-23 01:10:45,292 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 739 transitions. [2021-11-23 01:10:45,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 01:10:45,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:45,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:45,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 1064 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:45,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:46,026 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 449 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:10:46,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:46,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 601 states and 741 transitions. [2021-11-23 01:10:46,127 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 741 transitions. [2021-11-23 01:10:46,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 01:10:46,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:46,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:46,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 1064 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:46,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:46,875 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 449 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:10:46,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:46,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 604 states and 743 transitions. [2021-11-23 01:10:46,983 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 743 transitions. [2021-11-23 01:10:46,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 01:10:46,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:46,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:47,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:47,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:47,783 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:48,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:48,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 613 states and 754 transitions. [2021-11-23 01:10:48,135 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 754 transitions. [2021-11-23 01:10:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 01:10:48,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:48,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:48,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:48,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:48,974 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:49,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:49,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 622 states and 765 transitions. [2021-11-23 01:10:49,583 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 765 transitions. [2021-11-23 01:10:49,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 01:10:49,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:49,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:49,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:49,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:50,377 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 437 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:50,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:50,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 631 states and 775 transitions. [2021-11-23 01:10:50,488 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 775 transitions. [2021-11-23 01:10:50,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 01:10:50,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:50,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:50,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:50,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 437 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:51,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:51,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 640 states and 785 transitions. [2021-11-23 01:10:51,324 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 785 transitions. [2021-11-23 01:10:51,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 01:10:51,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:51,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:51,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:51,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:52,090 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:10:52,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:52,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 641 states and 787 transitions. [2021-11-23 01:10:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 787 transitions. [2021-11-23 01:10:52,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 01:10:52,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:52,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:53,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:53,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:53,683 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:10:55,648 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:10:55,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:55,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 642 states and 789 transitions. [2021-11-23 01:10:55,682 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 789 transitions. [2021-11-23 01:10:55,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 01:10:55,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:55,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:55,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:56,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:56,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:56,500 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:10:58,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:10:58,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:58,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 645 states and 791 transitions. [2021-11-23 01:10:58,126 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 791 transitions. [2021-11-23 01:10:58,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 01:10:58,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:58,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:58,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:58,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:58,931 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:00,252 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:11:00,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:00,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 648 states and 793 transitions. [2021-11-23 01:11:00,653 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 793 transitions. [2021-11-23 01:11:00,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-23 01:11:00,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:00,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:00,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:11:00,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:01,491 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:02,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:02,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 692 states and 849 transitions. [2021-11-23 01:11:02,019 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 849 transitions. [2021-11-23 01:11:02,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-23 01:11:02,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:02,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:02,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:11:02,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:02,911 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:11:03,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:03,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 695 states and 851 transitions. [2021-11-23 01:11:03,031 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 851 transitions. [2021-11-23 01:11:03,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-23 01:11:03,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:03,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:03,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:11:03,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:03,893 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:11:03,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 698 states and 853 transitions. [2021-11-23 01:11:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 853 transitions. [2021-11-23 01:11:03,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 01:11:03,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:03,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:04,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:11:04,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:04,928 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:05,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:05,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 707 states and 864 transitions. [2021-11-23 01:11:05,206 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 864 transitions. [2021-11-23 01:11:05,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 01:11:05,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:05,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:05,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:11:05,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:06,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:06,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 716 states and 875 transitions. [2021-11-23 01:11:06,554 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 875 transitions. [2021-11-23 01:11:06,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-23 01:11:06,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:06,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:06,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:11:06,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:07,474 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 0 proven. 656 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:07,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 725 states and 885 transitions. [2021-11-23 01:11:07,584 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 885 transitions. [2021-11-23 01:11:07,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-23 01:11:07,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:07,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:07,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:11:07,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:08,479 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 0 proven. 656 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:08,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:08,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 734 states and 895 transitions. [2021-11-23 01:11:08,583 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 895 transitions. [2021-11-23 01:11:08,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-23 01:11:08,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:08,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:08,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:11:08,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:09,499 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:11,391 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:11:11,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:11,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 735 states and 897 transitions. [2021-11-23 01:11:11,435 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 897 transitions. [2021-11-23 01:11:11,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-23 01:11:11,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:11,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:11,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:11:11,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:12,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 736 states and 899 transitions. [2021-11-23 01:11:12,720 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 899 transitions. [2021-11-23 01:11:12,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-11-23 01:11:12,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:12,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:13,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:13,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 1361 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:11:13,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:13,660 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:14,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:14,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 739 states and 901 transitions. [2021-11-23 01:11:14,380 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 901 transitions. [2021-11-23 01:11:14,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-11-23 01:11:14,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:14,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:14,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 1361 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:11:14,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:15,294 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:16,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:16,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 742 states and 903 transitions. [2021-11-23 01:11:16,282 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 903 transitions. [2021-11-23 01:11:16,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-11-23 01:11:16,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:16,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:16,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:11:16,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:17,326 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:17,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:17,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 786 states and 959 transitions. [2021-11-23 01:11:17,825 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 959 transitions. [2021-11-23 01:11:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-23 01:11:17,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:17,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:18,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:11:18,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:18,910 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 0 proven. 937 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:11:19,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:19,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 789 states and 961 transitions. [2021-11-23 01:11:19,018 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 961 transitions. [2021-11-23 01:11:19,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-23 01:11:19,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:19,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:19,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:11:19,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:20,120 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 0 proven. 937 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:11:20,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:20,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 792 states and 963 transitions. [2021-11-23 01:11:20,228 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 963 transitions. [2021-11-23 01:11:20,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-11-23 01:11:20,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:20,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:20,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:11:20,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:21,283 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:21,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 801 states and 974 transitions. [2021-11-23 01:11:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 974 transitions. [2021-11-23 01:11:21,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-11-23 01:11:21,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:11:22,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:22,672 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:23,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 810 states and 985 transitions. [2021-11-23 01:11:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 985 transitions. [2021-11-23 01:11:23,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-23 01:11:23,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:11:23,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:24,147 INFO L134 CoverageAnalysis]: Checked inductivity of 922 backedges. 0 proven. 919 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:24,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 819 states and 995 transitions. [2021-11-23 01:11:24,292 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 995 transitions. [2021-11-23 01:11:24,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-23 01:11:24,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:11:24,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 922 backedges. 0 proven. 919 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:25,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 828 states and 1005 transitions. [2021-11-23 01:11:25,447 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1005 transitions. [2021-11-23 01:11:25,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-11-23 01:11:25,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:11:25,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:26,510 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:28,034 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:11:28,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:28,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 829 states and 1007 transitions. [2021-11-23 01:11:28,067 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1007 transitions. [2021-11-23 01:11:28,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-11-23 01:11:28,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:28,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:11:28,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:29,151 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:29,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:29,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 830 states and 1009 transitions. [2021-11-23 01:11:29,929 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1009 transitions. [2021-11-23 01:11:29,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-11-23 01:11:29,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:29,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:30,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:11:30,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:31,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:31,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 833 states and 1011 transitions. [2021-11-23 01:11:31,899 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1011 transitions. [2021-11-23 01:11:31,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-11-23 01:11:31,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:31,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:32,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:11:32,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:32,983 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:35,658 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:11:35,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 836 states and 1013 transitions. [2021-11-23 01:11:35,984 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1013 transitions. [2021-11-23 01:11:35,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-11-23 01:11:35,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 1616 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:11:36,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:37,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:37,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 880 states and 1069 transitions. [2021-11-23 01:11:37,763 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1069 transitions. [2021-11-23 01:11:37,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-11-23 01:11:37,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:37,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:38,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:11:38,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:39,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:11:39,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:39,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 883 states and 1071 transitions. [2021-11-23 01:11:39,175 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1071 transitions. [2021-11-23 01:11:39,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-11-23 01:11:39,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:39,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:11:39,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:40,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:11:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 886 states and 1073 transitions. [2021-11-23 01:11:40,505 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1073 transitions. [2021-11-23 01:11:40,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-23 01:11:40,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:40,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 1698 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:11:40,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:41,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:42,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:42,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 895 states and 1084 transitions. [2021-11-23 01:11:42,081 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1084 transitions. [2021-11-23 01:11:42,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-23 01:11:42,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:42,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:42,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 1698 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:11:42,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:43,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:43,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 904 states and 1095 transitions. [2021-11-23 01:11:43,616 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1095 transitions. [2021-11-23 01:11:43,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-11-23 01:11:43,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 1721 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:11:44,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:44,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1229 backedges. 0 proven. 1226 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:45,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 913 states and 1105 transitions. [2021-11-23 01:11:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1105 transitions. [2021-11-23 01:11:45,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-11-23 01:11:45,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 1721 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:11:45,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:46,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1229 backedges. 0 proven. 1226 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:46,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 922 states and 1115 transitions. [2021-11-23 01:11:46,429 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1115 transitions. [2021-11-23 01:11:46,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2021-11-23 01:11:46,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 1715 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:11:46,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:47,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1242 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:49,236 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:11:49,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 923 states and 1117 transitions. [2021-11-23 01:11:49,750 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1117 transitions. [2021-11-23 01:11:49,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2021-11-23 01:11:49,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 1715 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:11:50,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:51,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1242 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:52,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 924 states and 1119 transitions. [2021-11-23 01:11:52,119 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1119 transitions. [2021-11-23 01:11:52,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2021-11-23 01:11:52,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:11:52,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:53,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:56,180 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:11:56,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 927 states and 1121 transitions. [2021-11-23 01:11:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1121 transitions. [2021-11-23 01:11:56,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2021-11-23 01:11:56,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:11:57,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:58,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:58,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 930 states and 1123 transitions. [2021-11-23 01:11:58,899 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1123 transitions. [2021-11-23 01:11:58,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2021-11-23 01:11:58,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 1805 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:11:59,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:00,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:00,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 974 states and 1178 transitions. [2021-11-23 01:12:00,936 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1178 transitions. [2021-11-23 01:12:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-23 01:12:00,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:01,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 1820 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:12:01,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:02,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 0 proven. 1601 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:12:02,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:02,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 977 states and 1180 transitions. [2021-11-23 01:12:02,381 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1180 transitions. [2021-11-23 01:12:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-23 01:12:02,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:02,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:02,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 1820 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:12:02,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:03,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 0 proven. 1601 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:12:03,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 980 states and 1182 transitions. [2021-11-23 01:12:03,904 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1182 transitions. [2021-11-23 01:12:03,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-11-23 01:12:03,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 1887 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:12:04,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:05,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:05,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:05,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 989 states and 1193 transitions. [2021-11-23 01:12:05,644 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1193 transitions. [2021-11-23 01:12:05,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-11-23 01:12:05,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:05,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:06,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 1887 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:12:06,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:06,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:07,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:07,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 998 states and 1204 transitions. [2021-11-23 01:12:07,420 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1204 transitions. [2021-11-23 01:12:07,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-11-23 01:12:07,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:07,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:07,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 1910 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:12:07,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:08,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 1577 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:12:08,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:08,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 1007 states and 1214 transitions. [2021-11-23 01:12:08,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1214 transitions. [2021-11-23 01:12:08,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-11-23 01:12:08,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:08,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:09,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 1910 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:12:09,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:10,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 1577 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:12:10,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:10,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1016 states and 1224 transitions. [2021-11-23 01:12:10,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1224 transitions. [2021-11-23 01:12:10,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-11-23 01:12:10,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:10,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:10,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:12:11,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:11,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1595 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:12:13,424 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:12:14,476 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:12:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:14,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 1017 states and 1226 transitions. [2021-11-23 01:12:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1226 transitions. [2021-11-23 01:12:14,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-11-23 01:12:14,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:14,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:15,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:12:15,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:15,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1595 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:12:17,505 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:12:17,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:17,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1018 states and 1228 transitions. [2021-11-23 01:12:17,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1228 transitions. [2021-11-23 01:12:17,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-11-23 01:12:17,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:17,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:18,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:12:18,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:12:20,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:20,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 1021 states and 1230 transitions. [2021-11-23 01:12:20,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1230 transitions. [2021-11-23 01:12:20,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-11-23 01:12:20,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:20,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:20,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:12:20,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:21,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:12:22,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:22,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1024 states and 1232 transitions. [2021-11-23 01:12:22,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1232 transitions. [2021-11-23 01:12:22,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-11-23 01:12:22,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:22,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:23,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 1994 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:23,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:24,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1990 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2021-11-23 01:12:24,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:24,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1056 states and 1272 transitions. [2021-11-23 01:12:24,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1272 transitions. [2021-11-23 01:12:24,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-23 01:12:24,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:24,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:25,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 2009 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:25,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 1702 trivial. 0 not checked. [2021-11-23 01:12:25,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:25,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1059 states and 1274 transitions. [2021-11-23 01:12:25,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1274 transitions. [2021-11-23 01:12:25,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-23 01:12:25,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:25,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:26,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 2009 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:26,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 1702 trivial. 0 not checked. [2021-11-23 01:12:27,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:27,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 1062 states and 1276 transitions. [2021-11-23 01:12:27,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1276 transitions. [2021-11-23 01:12:27,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2021-11-23 01:12:27,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:27,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:27,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 2076 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:27,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:28,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1990 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2021-11-23 01:12:29,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:29,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1071 states and 1287 transitions. [2021-11-23 01:12:29,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1287 transitions. [2021-11-23 01:12:29,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-11-23 01:12:29,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:29,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:29,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 2099 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:29,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:30,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 10 proven. 279 refuted. 0 times theorem prover too weak. 1686 trivial. 0 not checked. [2021-11-23 01:12:37,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:37,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1526 states and 1859 transitions. [2021-11-23 01:12:37,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1859 transitions. [2021-11-23 01:12:37,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-11-23 01:12:37,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:37,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:38,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 2099 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:38,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:39,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 1704 trivial. 0 not checked. [2021-11-23 01:12:39,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:39,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1535 states and 1869 transitions. [2021-11-23 01:12:39,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1869 transitions. [2021-11-23 01:12:39,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2021-11-23 01:12:39,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:39,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:39,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 2093 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:39,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1992 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1703 trivial. 0 not checked. [2021-11-23 01:12:42,910 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:12:43,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:43,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1536 states and 1871 transitions. [2021-11-23 01:12:43,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1871 transitions. [2021-11-23 01:12:43,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2021-11-23 01:12:43,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:43,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:43,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:12:43,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:44,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1975 trivial. 0 not checked. [2021-11-23 01:12:44,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:44,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1536 states and 1869 transitions. [2021-11-23 01:12:44,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1869 transitions. [2021-11-23 01:12:44,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:12:44,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:44,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:44,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:44,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:45,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 288 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-11-23 01:12:46,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:46,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1527 states and 1857 transitions. [2021-11-23 01:12:46,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1857 transitions. [2021-11-23 01:12:46,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:12:46,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:46,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:46,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:46,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:47,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 288 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-11-23 01:12:47,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:47,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1530 states and 1859 transitions. [2021-11-23 01:12:47,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1859 transitions. [2021-11-23 01:12:47,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:12:47,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:47,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:48,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:48,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:49,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:12:49,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:49,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1533 states and 1861 transitions. [2021-11-23 01:12:49,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1861 transitions. [2021-11-23 01:12:49,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:12:49,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:49,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:50,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:50,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:51,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:12:51,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:51,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1536 states and 1863 transitions. [2021-11-23 01:12:51,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1863 transitions. [2021-11-23 01:12:51,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:12:51,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:51,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:51,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:51,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:52,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:12:52,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:52,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1539 states and 1865 transitions. [2021-11-23 01:12:52,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1865 transitions. [2021-11-23 01:12:52,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:12:52,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:52,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:53,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:53,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:54,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:12:54,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:54,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1542 states and 1867 transitions. [2021-11-23 01:12:54,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1867 transitions. [2021-11-23 01:12:54,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:12:54,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:54,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:54,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:54,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:56,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:12:56,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:56,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1545 states and 1869 transitions. [2021-11-23 01:12:56,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1869 transitions. [2021-11-23 01:12:56,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:12:56,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:56,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:56,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:56,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:57,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:12:57,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:57,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1548 states and 1871 transitions. [2021-11-23 01:12:57,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1871 transitions. [2021-11-23 01:12:57,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:12:57,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:57,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:58,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:12:58,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:59,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:12:59,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:59,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1551 states and 1873 transitions. [2021-11-23 01:12:59,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1873 transitions. [2021-11-23 01:12:59,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:12:59,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:59,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:00,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:00,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:01,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:13:01,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:01,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1554 states and 1875 transitions. [2021-11-23 01:13:01,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1875 transitions. [2021-11-23 01:13:01,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:13:01,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:01,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:01,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:01,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:02,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:13:02,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:02,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1557 states and 1877 transitions. [2021-11-23 01:13:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1877 transitions. [2021-11-23 01:13:02,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:13:02,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:02,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:03,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:03,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:03,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:04,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:13:04,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:04,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1560 states and 1879 transitions. [2021-11-23 01:13:04,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1879 transitions. [2021-11-23 01:13:04,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:13:04,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:04,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:05,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:05,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:06,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:13:06,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:06,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1563 states and 1881 transitions. [2021-11-23 01:13:06,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1881 transitions. [2021-11-23 01:13:06,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:13:06,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:06,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:06,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:06,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:07,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:13:07,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1566 states and 1883 transitions. [2021-11-23 01:13:07,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1883 transitions. [2021-11-23 01:13:07,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:13:07,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:07,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:08,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:08,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:09,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:13:09,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:09,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1569 states and 1885 transitions. [2021-11-23 01:13:09,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1885 transitions. [2021-11-23 01:13:09,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:13:09,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:09,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:10,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:11,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:13:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:11,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1572 states and 1887 transitions. [2021-11-23 01:13:11,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1887 transitions. [2021-11-23 01:13:11,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:13:11,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:11,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:11,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:11,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:12,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:13:12,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:12,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1575 states and 1889 transitions. [2021-11-23 01:13:12,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1889 transitions. [2021-11-23 01:13:12,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:13:12,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:12,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:13,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:13,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:14,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:13:14,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:14,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1578 states and 1891 transitions. [2021-11-23 01:13:14,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1891 transitions. [2021-11-23 01:13:14,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:13:14,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:14,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:14,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:14,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:16,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:13:16,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:16,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1581 states and 1893 transitions. [2021-11-23 01:13:16,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1893 transitions. [2021-11-23 01:13:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:13:16,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:16,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:16,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:16,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:17,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:13:17,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:17,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1584 states and 1895 transitions. [2021-11-23 01:13:17,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1895 transitions. [2021-11-23 01:13:17,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:13:17,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:17,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:18,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:18,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:18,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:19,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 10 proven. 279 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-11-23 01:13:19,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:19,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1587 states and 1897 transitions. [2021-11-23 01:13:19,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1897 transitions. [2021-11-23 01:13:19,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2021-11-23 01:13:19,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:19,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:19,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 2123 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:13:19,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:20,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1975 trivial. 0 not checked. [2021-11-23 01:13:20,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:20,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1587 states and 1892 transitions. [2021-11-23 01:13:20,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1892 transitions. [2021-11-23 01:13:20,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2021-11-23 01:13:20,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:20,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:21,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 2117 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:21,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:21,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1993 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1704 trivial. 0 not checked. [2021-11-23 01:13:23,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:23,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1590 states and 1894 transitions. [2021-11-23 01:13:23,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1894 transitions. [2021-11-23 01:13:23,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2021-11-23 01:13:23,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:23,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:24,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 2124 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:24,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:24,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2021-11-23 01:13:25,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:25,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1601 states and 1907 transitions. [2021-11-23 01:13:25,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 1907 transitions. [2021-11-23 01:13:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2021-11-23 01:13:25,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:25,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:25,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 2139 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:25,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:26,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 1876 trivial. 0 not checked. [2021-11-23 01:13:26,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:26,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1604 states and 1909 transitions. [2021-11-23 01:13:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 1909 transitions. [2021-11-23 01:13:26,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2021-11-23 01:13:26,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:26,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:27,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 2204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:13:27,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:28,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1972 backedges. 10 proven. 261 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2021-11-23 01:13:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:28,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1599 states and 1902 transitions. [2021-11-23 01:13:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1902 transitions. [2021-11-23 01:13:28,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2021-11-23 01:13:28,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:28,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:13:39,189 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:13:39,191 INFO L158 Benchmark]: Toolchain (without parser) took 223796.53ms. Allocated memory was 96.5MB in the beginning and 685.8MB in the end (delta: 589.3MB). Free memory was 65.4MB in the beginning and 305.1MB in the end (delta: -239.7MB). Peak memory consumption was 353.3MB. Max. memory is 16.1GB. [2021-11-23 01:13:39,192 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:13:39,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1344.40ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 65.2MB in the beginning and 81.2MB in the end (delta: -16.0MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2021-11-23 01:13:39,192 INFO L158 Benchmark]: Boogie Procedure Inliner took 199.21ms. Allocated memory is still 125.8MB. Free memory was 81.2MB in the beginning and 71.2MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:13:39,193 INFO L158 Benchmark]: Boogie Preprocessor took 180.63ms. Allocated memory is still 125.8MB. Free memory was 71.2MB in the beginning and 89.1MB in the end (delta: -17.9MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-11-23 01:13:39,193 INFO L158 Benchmark]: RCFGBuilder took 2558.38ms. Allocated memory was 125.8MB in the beginning and 199.2MB in the end (delta: 73.4MB). Free memory was 88.5MB in the beginning and 86.6MB in the end (delta: 1.9MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. [2021-11-23 01:13:39,194 INFO L158 Benchmark]: CodeCheck took 219503.83ms. Allocated memory was 199.2MB in the beginning and 685.8MB in the end (delta: 486.5MB). Free memory was 86.6MB in the beginning and 305.1MB in the end (delta: -218.5MB). Peak memory consumption was 268.8MB. Max. memory is 16.1GB. [2021-11-23 01:13:39,201 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1344.40ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 65.2MB in the beginning and 81.2MB in the end (delta: -16.0MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 199.21ms. Allocated memory is still 125.8MB. Free memory was 81.2MB in the beginning and 71.2MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 180.63ms. Allocated memory is still 125.8MB. Free memory was 71.2MB in the beginning and 89.1MB in the end (delta: -17.9MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2558.38ms. Allocated memory was 125.8MB in the beginning and 199.2MB in the end (delta: 73.4MB). Free memory was 88.5MB in the beginning and 86.6MB in the end (delta: 1.9MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. * CodeCheck took 219503.83ms. Allocated memory was 199.2MB in the beginning and 685.8MB in the end (delta: 486.5MB). Free memory was 86.6MB in the beginning and 305.1MB in the end (delta: -218.5MB). Peak memory consumption was 268.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:13:39,410 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-11-23 01:13:39,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/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_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:13:41,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:13:41,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:13:41,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:13:41,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:13:41,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:13:41,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:13:41,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:13:41,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:13:41,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:13:41,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:13:41,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:13:41,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:13:41,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:13:41,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:13:41,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:13:41,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:13:41,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:13:41,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:13:41,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:13:41,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:13:41,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:13:41,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:13:41,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:13:41,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:13:41,798 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:13:41,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:13:41,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:13:41,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:13:41,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:13:41,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:13:41,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:13:41,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:13:41,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:13:41,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:13:41,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:13:41,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:13:41,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:13:41,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:13:41,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:13:41,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:13:41,820 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:13:41,862 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:13:41,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:13:41,864 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:13:41,864 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:13:41,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:13:41,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:13:41,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:13:41,867 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:13:41,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:13:41,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:13:41,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:13:41,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:13:41,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:13:41,869 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:13:41,869 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:13:41,870 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:13:41,870 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:13:41,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:13:41,870 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:13:41,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:13:41,871 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:13:41,871 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:13:41,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:13:41,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:41,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:13:41,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:13:41,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:13:41,872 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:13:41,873 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:13:41,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:13:41,873 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:13:41,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:13:41,874 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_d1899847-fd8e-4aaf-841b-79be57028540/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 [2021-11-23 01:13:42,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:13:42,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:13:42,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:13:42,263 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:13:42,264 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:13:42,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-11-23 01:13:42,339 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/data/a5862fd40/5ba448b4e1d14502b47d0be3f4586b32/FLAG498d479e4 [2021-11-23 01:13:43,150 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:13:43,151 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-11-23 01:13:43,171 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/data/a5862fd40/5ba448b4e1d14502b47d0be3f4586b32/FLAG498d479e4 [2021-11-23 01:13:43,287 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/data/a5862fd40/5ba448b4e1d14502b47d0be3f4586b32 [2021-11-23 01:13:43,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:13:43,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:13:43,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:43,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:13:43,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:13:43,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:43" (1/1) ... [2021-11-23 01:13:43,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aab5325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:43, skipping insertion in model container [2021-11-23 01:13:43,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:43" (1/1) ... [2021-11-23 01:13:43,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:13:43,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:13:43,890 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_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-11-23 01:13:44,137 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_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-11-23 01:13:44,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:44,201 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 01:13:44,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:13:44,260 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_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-11-23 01:13:44,387 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_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-11-23 01:13:44,417 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:44,429 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:13:44,461 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_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-11-23 01:13:44,542 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_d1899847-fd8e-4aaf-841b-79be57028540/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-11-23 01:13:44,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:44,594 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:13:44,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:44 WrapperNode [2021-11-23 01:13:44,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:44,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:44,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:13:44,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:13:44,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:44" (1/1) ... [2021-11-23 01:13:44,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:44" (1/1) ... [2021-11-23 01:13:44,749 INFO L137 Inliner]: procedures = 180, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1694 [2021-11-23 01:13:44,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:44,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:13:44,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:13:44,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:13:44,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:44" (1/1) ... [2021-11-23 01:13:44,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:44" (1/1) ... [2021-11-23 01:13:44,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:44" (1/1) ... [2021-11-23 01:13:44,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:44" (1/1) ... [2021-11-23 01:13:44,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:44" (1/1) ... [2021-11-23 01:13:44,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:44" (1/1) ... [2021-11-23 01:13:44,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:44" (1/1) ... [2021-11-23 01:13:44,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:13:44,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:13:44,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:13:44,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:13:44,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:44" (1/1) ... [2021-11-23 01:13:44,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:44,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:13:44,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:13:44,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:13:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 01:13:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:13:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:13:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:13:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:13:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:13:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:13:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:13:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:13:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:13:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 01:13:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:13:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:13:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:13:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:13:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:13:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:13:45,353 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:13:45,355 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:14:08,938 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:14:09,549 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:14:09,550 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-23 01:14:09,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:14:09 BoogieIcfgContainer [2021-11-23 01:14:09,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:14:09,558 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:14:09,558 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:14:09,568 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:14:09,569 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:14:09" (1/1) ... [2021-11-23 01:14:09,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:14:09,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:09,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 177 states and 314 transitions. [2021-11-23 01:14:09,675 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 314 transitions. [2021-11-23 01:14:09,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:14:09,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:09,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:09,720 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:14:09,725 INFO L158 Benchmark]: Toolchain (without parser) took 26431.80ms. Allocated memory was 65.0MB in the beginning and 136.3MB in the end (delta: 71.3MB). Free memory was 41.5MB in the beginning and 62.7MB in the end (delta: -21.2MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2021-11-23 01:14:09,726 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:14:09,727 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1301.49ms. Allocated memory was 65.0MB in the beginning and 94.4MB in the end (delta: 29.4MB). Free memory was 41.3MB in the beginning and 62.7MB in the end (delta: -21.4MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-11-23 01:14:09,727 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.27ms. Allocated memory is still 94.4MB. Free memory was 62.7MB in the beginning and 53.0MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:14:09,728 INFO L158 Benchmark]: Boogie Preprocessor took 177.31ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 63.8MB in the end (delta: -10.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-11-23 01:14:09,729 INFO L158 Benchmark]: RCFGBuilder took 24627.70ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 63.3MB in the beginning and 69.0MB in the end (delta: -5.7MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2021-11-23 01:14:09,730 INFO L158 Benchmark]: CodeCheck took 165.62ms. Allocated memory is still 136.3MB. Free memory was 69.0MB in the beginning and 62.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:14:09,734 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1301.49ms. Allocated memory was 65.0MB in the beginning and 94.4MB in the end (delta: 29.4MB). Free memory was 41.3MB in the beginning and 62.7MB in the end (delta: -21.4MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.27ms. Allocated memory is still 94.4MB. Free memory was 62.7MB in the beginning and 53.0MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 177.31ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 63.8MB in the end (delta: -10.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * RCFGBuilder took 24627.70ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 63.3MB in the beginning and 69.0MB in the end (delta: -5.7MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. * CodeCheck took 165.62ms. Allocated memory is still 136.3MB. Free memory was 69.0MB in the beginning and 62.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:14:09,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1899847-fd8e-4aaf-841b-79be57028540/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared