./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f41a78d87834195eab5eb2e1b786d665ee0f261c86aa89f4e0ae15aff9e9d1ee --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:46:08,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:46:08,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:46:08,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:46:08,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:46:08,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:46:08,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:46:08,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:46:08,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:46:08,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:46:08,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:46:08,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:46:08,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:46:08,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:46:08,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:46:08,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:46:08,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:46:08,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:46:08,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:46:08,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:46:08,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:46:08,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:46:08,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:46:08,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:46:08,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:46:08,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:46:08,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:46:08,996 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:46:08,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:46:08,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:46:08,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:46:09,000 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:46:09,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:46:09,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:46:09,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:46:09,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:46:09,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:46:09,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:46:09,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:46:09,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:46:09,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:46:09,014 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 05:46:09,056 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:46:09,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:46:09,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:46:09,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:46:09,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:46:09,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:46:09,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:46:09,060 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:46:09,060 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:46:09,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:46:09,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:46:09,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:46:09,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:46:09,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:46:09,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:46:09,063 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:46:09,063 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:46:09,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:46:09,063 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:46:09,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:46:09,064 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:46:09,064 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:46:09,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:46:09,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:46:09,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:46:09,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:46:09,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:46:09,066 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:46:09,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:46:09,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:46:09,066 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_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41a78d87834195eab5eb2e1b786d665ee0f261c86aa89f4e0ae15aff9e9d1ee [2021-11-21 05:46:09,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:46:09,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:46:09,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:46:09,440 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:46:09,441 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:46:09,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i [2021-11-21 05:46:09,537 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/data/1cc1a848e/28814b0951004838a004d7cf9f732391/FLAG75563d5c8 [2021-11-21 05:46:10,203 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:46:10,203 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i [2021-11-21 05:46:10,234 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/data/1cc1a848e/28814b0951004838a004d7cf9f732391/FLAG75563d5c8 [2021-11-21 05:46:10,425 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/data/1cc1a848e/28814b0951004838a004d7cf9f732391 [2021-11-21 05:46:10,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:46:10,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:46:10,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:46:10,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:46:10,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:46:10,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:46:10" (1/1) ... [2021-11-21 05:46:10,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d97ac2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:10, skipping insertion in model container [2021-11-21 05:46:10,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:46:10" (1/1) ... [2021-11-21 05:46:10,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:46:10,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:46:11,053 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_93e17686-8dee-4159-975a-b29a8c49cb62/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i[33021,33034] [2021-11-21 05:46:11,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:46:11,293 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:46:11,320 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_93e17686-8dee-4159-975a-b29a8c49cb62/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i[33021,33034] [2021-11-21 05:46:11,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:46:11,460 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:46:11,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:11 WrapperNode [2021-11-21 05:46:11,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:46:11,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:46:11,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:46:11,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:46:11,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:11" (1/1) ... [2021-11-21 05:46:11,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:11" (1/1) ... [2021-11-21 05:46:11,616 INFO L137 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1451 [2021-11-21 05:46:11,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:46:11,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:46:11,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:46:11,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:46:11,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:11" (1/1) ... [2021-11-21 05:46:11,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:11" (1/1) ... [2021-11-21 05:46:11,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:11" (1/1) ... [2021-11-21 05:46:11,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:11" (1/1) ... [2021-11-21 05:46:11,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:11" (1/1) ... [2021-11-21 05:46:11,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:11" (1/1) ... [2021-11-21 05:46:11,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:11" (1/1) ... [2021-11-21 05:46:11,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:46:11,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:46:11,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:46:11,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:46:11,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:11" (1/1) ... [2021-11-21 05:46:11,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:46:11,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:46:11,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:46:11,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:46:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:46:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 05:46:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 05:46:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:46:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 05:46:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 05:46:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 05:46:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:46:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:46:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 05:46:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 05:46:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:46:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:46:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:46:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:46:12,232 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:46:12,233 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:46:13,583 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:46:14,072 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:46:14,073 INFO L301 CfgBuilder]: Removed 77 assume(true) statements. [2021-11-21 05:46:14,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:46:14 BoogieIcfgContainer [2021-11-21 05:46:14,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:46:14,079 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:46:14,079 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:46:14,089 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:46:14,089 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:46:14" (1/1) ... [2021-11-21 05:46:14,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:46:14,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:14,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 278 transitions. [2021-11-21 05:46:14,193 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 278 transitions. [2021-11-21 05:46:14,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:46:14,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:14,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:14,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:14,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:14,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:14,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2021-11-21 05:46:14,477 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2021-11-21 05:46:14,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:46:14,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:14,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:14,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:14,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:14,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:14,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 280 transitions. [2021-11-21 05:46:14,593 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 280 transitions. [2021-11-21 05:46:14,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:46:14,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:14,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:14,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:14,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:14,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:14,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:14,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 276 transitions. [2021-11-21 05:46:14,727 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2021-11-21 05:46:14,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:46:14,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:14,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:14,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:14,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:14,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 162 states and 268 transitions. [2021-11-21 05:46:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 268 transitions. [2021-11-21 05:46:14,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:46:14,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:14,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:14,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:14,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:15,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:15,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:15,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2021-11-21 05:46:15,073 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2021-11-21 05:46:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:46:15,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:15,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:15,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:15,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:15,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:15,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:15,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2021-11-21 05:46:15,426 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2021-11-21 05:46:15,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:46:15,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:15,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:15,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:15,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:16,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:16,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 207 states and 300 transitions. [2021-11-21 05:46:16,296 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2021-11-21 05:46:16,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:46:16,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:16,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:16,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:16,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:16,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:16,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:16,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:16,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 207 states and 298 transitions. [2021-11-21 05:46:16,518 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2021-11-21 05:46:16,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:46:16,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:16,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:16,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:16,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:16,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:16,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 207 states and 296 transitions. [2021-11-21 05:46:16,734 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 296 transitions. [2021-11-21 05:46:16,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:46:16,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:16,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:16,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:16,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:17,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:17,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:17,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2021-11-21 05:46:17,498 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2021-11-21 05:46:17,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:46:17,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:17,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:17,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:17,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:17,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:17,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:17,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2021-11-21 05:46:17,728 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2021-11-21 05:46:17,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:46:17,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:17,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:17,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:17,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:17,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:17,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:17,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2021-11-21 05:46:17,967 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2021-11-21 05:46:17,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:46:17,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:17,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:18,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:18,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:18,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:18,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:18,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 253 states and 348 transitions. [2021-11-21 05:46:18,255 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 348 transitions. [2021-11-21 05:46:18,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:46:18,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:18,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:18,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:18,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:18,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:18,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 253 states and 346 transitions. [2021-11-21 05:46:18,514 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 346 transitions. [2021-11-21 05:46:18,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:46:18,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:18,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:18,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:46:18,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:19,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:19,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:19,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 287 states and 388 transitions. [2021-11-21 05:46:19,486 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2021-11-21 05:46:19,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:46:19,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:19,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:19,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:19,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:19,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:46:19,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:19,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 290 states and 390 transitions. [2021-11-21 05:46:19,877 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 390 transitions. [2021-11-21 05:46:19,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:46:19,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:19,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:20,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:20,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:20,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:20,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:20,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2021-11-21 05:46:20,316 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2021-11-21 05:46:20,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:46:20,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:20,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:20,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:20,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:20,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:46:20,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:20,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 293 states and 390 transitions. [2021-11-21 05:46:20,670 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 390 transitions. [2021-11-21 05:46:20,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:46:20,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:20,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:20,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:20,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:20,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:46:21,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:21,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 296 states and 392 transitions. [2021-11-21 05:46:21,042 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 392 transitions. [2021-11-21 05:46:21,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:46:21,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:21,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:21,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:21,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:21,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:46:21,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:21,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 299 states and 394 transitions. [2021-11-21 05:46:21,419 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 394 transitions. [2021-11-21 05:46:21,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:46:21,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:21,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:21,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:46:21,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:46:21,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:21,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2021-11-21 05:46:21,910 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2021-11-21 05:46:21,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:46:21,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:21,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:22,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:22,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:46:22,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:22,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:46:22,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 305 states and 398 transitions. [2021-11-21 05:46:22,355 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 398 transitions. [2021-11-21 05:46:22,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:46:22,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:22,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:22,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:22,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:22,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:22,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:22,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-21 05:46:22,670 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-21 05:46:22,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:46:22,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:22,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:22,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:22,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:23,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:23,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:23,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 314 states and 408 transitions. [2021-11-21 05:46:23,566 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 408 transitions. [2021-11-21 05:46:23,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:46:23,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:23,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:23,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:23,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:23,902 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:23,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 323 states and 418 transitions. [2021-11-21 05:46:23,958 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 418 transitions. [2021-11-21 05:46:23,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:46:23,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:23,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:24,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:24,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:24,335 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:24,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:24,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 332 states and 428 transitions. [2021-11-21 05:46:24,388 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 428 transitions. [2021-11-21 05:46:24,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:46:24,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:24,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:24,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:24,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:24,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:25,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:25,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 341 states and 439 transitions. [2021-11-21 05:46:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 439 transitions. [2021-11-21 05:46:25,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:46:25,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:25,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:25,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:25,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:25,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:25,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:25,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 350 states and 449 transitions. [2021-11-21 05:46:25,474 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2021-11-21 05:46:25,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:46:25,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:25,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:25,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:25,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:25,788 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:25,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:25,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 359 states and 459 transitions. [2021-11-21 05:46:25,857 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 459 transitions. [2021-11-21 05:46:25,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:46:25,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:25,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:26,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:46:26,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:26,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:26,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:26,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 368 states and 470 transitions. [2021-11-21 05:46:26,884 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 470 transitions. [2021-11-21 05:46:26,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:46:26,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:26,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:27,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:27,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:46:27,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:27,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 369 states and 472 transitions. [2021-11-21 05:46:27,623 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 472 transitions. [2021-11-21 05:46:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:46:27,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:27,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:27,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:46:27,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:27,920 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:28,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:28,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 382 states and 487 transitions. [2021-11-21 05:46:28,063 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 487 transitions. [2021-11-21 05:46:28,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:46:28,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:28,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:28,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:46:28,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:28,531 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:28,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:28,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 391 states and 497 transitions. [2021-11-21 05:46:28,586 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 497 transitions. [2021-11-21 05:46:28,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:46:28,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:28,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:28,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:46:28,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:28,947 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:46:28,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:28,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-21 05:46:28,969 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-21 05:46:28,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:46:28,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:28,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:29,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 05:46:29,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:29,905 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:46:29,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:29,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-21 05:46:29,982 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-21 05:46:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:46:29,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:29,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:30,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 05:46:30,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:30,760 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:46:30,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:30,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 396 states and 507 transitions. [2021-11-21 05:46:30,877 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2021-11-21 05:46:30,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:46:30,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:30,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:31,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:31,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:31,325 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 05:46:32,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:32,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 397 states and 509 transitions. [2021-11-21 05:46:32,241 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 509 transitions. [2021-11-21 05:46:32,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:46:32,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:32,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:37,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 05:46:37,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:38,207 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 05:46:38,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:38,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 399 states and 513 transitions. [2021-11-21 05:46:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 513 transitions. [2021-11-21 05:46:38,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:46:38,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:38,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:38,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:46:38,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:39,537 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 05:46:41,236 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 05:46:41,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:41,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 400 states and 515 transitions. [2021-11-21 05:46:41,299 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 515 transitions. [2021-11-21 05:46:41,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:46:41,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:41,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:41,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:46:41,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:46:41,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:41,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 400 states and 513 transitions. [2021-11-21 05:46:41,688 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 513 transitions. [2021-11-21 05:46:41,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:46:41,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:41,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:41,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:41,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:42,276 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 05:46:43,823 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 05:46:44,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:44,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 403 states and 515 transitions. [2021-11-21 05:46:44,286 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 515 transitions. [2021-11-21 05:46:44,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 05:46:44,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:44,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:46,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 05:46:46,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:46,373 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 05:46:46,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 405 states and 520 transitions. [2021-11-21 05:46:46,910 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 520 transitions. [2021-11-21 05:46:46,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 05:46:46,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:46,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:47,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:46:47,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:47,486 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 05:46:48,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 408 states and 522 transitions. [2021-11-21 05:46:48,538 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 522 transitions. [2021-11-21 05:46:48,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 05:46:48,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:48,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:50,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:50,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-21 05:46:50,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-21 05:46:51,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:51,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 410 states and 525 transitions. [2021-11-21 05:46:51,196 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 525 transitions. [2021-11-21 05:46:51,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:46:51,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:51,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:51,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:46:51,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:52,080 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-21 05:46:52,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:52,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 413 states and 527 transitions. [2021-11-21 05:46:52,879 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 527 transitions. [2021-11-21 05:46:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:46:52,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:52,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:53,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:53,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:54,203 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 80 proven. 10 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-21 05:46:55,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 410 states and 523 transitions. [2021-11-21 05:46:55,118 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 523 transitions. [2021-11-21 05:46:55,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:46:55,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:55,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:59,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 05:46:59,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:00,428 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-21 05:47:02,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:02,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 05:47:02,581 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 05:47:02,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 05:47:02,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:02,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:03,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:47:03,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:05,268 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 164 proven. 55 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-21 05:47:06,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:06,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 05:47:06,833 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 05:47:06,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 05:47:06,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:06,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:10,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:47:10,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:10,770 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 05:47:11,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:11,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 05:47:11,486 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 05:47:11,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 05:47:11,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:11,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:13,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 05:47:13,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:13,304 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-21 05:47:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-21 05:47:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-21 05:47:14,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 05:47:14,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:14,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:18,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:47:18,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:19,330 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 05:47:20,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:20,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-21 05:47:20,386 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-21 05:47:20,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 05:47:20,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:20,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:21,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 05:47:21,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:22,546 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 155 proven. 21 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2021-11-21 05:47:24,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:24,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 416 states and 533 transitions. [2021-11-21 05:47:24,007 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 533 transitions. [2021-11-21 05:47:24,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 05:47:24,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:24,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:28,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 05:47:28,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:29,813 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 200 proven. 28 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-11-21 05:47:31,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:31,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-21 05:47:31,571 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-21 05:47:31,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 05:47:31,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:31,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:34,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-21 05:47:34,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:35,412 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 344 proven. 136 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-21 05:47:36,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:36,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-21 05:47:36,708 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-21 05:47:36,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 05:47:36,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:36,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 05:47:46,916 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) [2021-11-21 05:47:46,919 INFO L158 Benchmark]: Toolchain (without parser) took 96487.91ms. Allocated memory was 100.7MB in the beginning and 268.4MB in the end (delta: 167.8MB). Free memory was 61.9MB in the beginning and 116.8MB in the end (delta: -54.8MB). Peak memory consumption was 113.6MB. Max. memory is 16.1GB. [2021-11-21 05:47:46,919 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 80.7MB in the beginning and 80.6MB in the end (delta: 50.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:47:46,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1012.31ms. Allocated memory is still 100.7MB. Free memory was 61.7MB in the beginning and 49.4MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 05:47:46,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.94ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 40.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 05:47:46,921 INFO L158 Benchmark]: Boogie Preprocessor took 197.96ms. Allocated memory is still 100.7MB. Free memory was 40.4MB in the beginning and 64.7MB in the end (delta: -24.3MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2021-11-21 05:47:46,922 INFO L158 Benchmark]: RCFGBuilder took 2261.82ms. Allocated memory was 100.7MB in the beginning and 136.3MB in the end (delta: 35.7MB). Free memory was 64.7MB in the beginning and 76.8MB in the end (delta: -12.1MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2021-11-21 05:47:46,923 INFO L158 Benchmark]: CodeCheck took 92839.31ms. Allocated memory was 136.3MB in the beginning and 268.4MB in the end (delta: 132.1MB). Free memory was 76.8MB in the beginning and 116.8MB in the end (delta: -40.0MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. [2021-11-21 05:47:46,930 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 0.29ms. Allocated memory is still 100.7MB. Free memory was 80.7MB in the beginning and 80.6MB in the end (delta: 50.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1012.31ms. Allocated memory is still 100.7MB. Free memory was 61.7MB in the beginning and 49.4MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.94ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 40.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 197.96ms. Allocated memory is still 100.7MB. Free memory was 40.4MB in the beginning and 64.7MB in the end (delta: -24.3MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2261.82ms. Allocated memory was 100.7MB in the beginning and 136.3MB in the end (delta: 35.7MB). Free memory was 64.7MB in the beginning and 76.8MB in the end (delta: -12.1MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * CodeCheck took 92839.31ms. Allocated memory was 136.3MB in the beginning and 268.4MB in the end (delta: 132.1MB). Free memory was 76.8MB in the beginning and 116.8MB in the end (delta: -40.0MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:47:47,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93e17686-8dee-4159-975a-b29a8c49cb62/bin/ukojak-vF6T2TMglN/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown