./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ --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 2f1aaf5276e100f83cf10565e66c3b5d8c0baa3bbd1a1424b76fbee71241f226 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:18:50,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:18:50,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:18:50,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:18:50,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:18:50,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:18:50,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:18:50,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:18:50,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:18:50,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:18:50,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:18:50,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:18:50,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:18:50,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:18:50,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:18:50,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:18:50,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:18:50,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:18:50,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:18:50,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:18:50,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:18:50,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:18:50,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:18:50,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:18:50,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:18:50,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:18:50,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:18:50,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:18:50,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:18:50,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:18:50,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:18:50,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:18:50,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:18:50,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:18:50,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:18:50,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:18:50,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:18:50,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:18:50,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:18:50,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:18:50,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:18:50,581 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-22 23:18:50,629 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:18:50,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:18:50,633 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:18:50,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:18:50,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:18:50,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:18:50,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:18:50,635 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:18:50,642 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:18:50,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:18:50,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:18:50,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:18:50,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:18:50,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:18:50,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:18:50,645 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-22 23:18:50,645 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:18:50,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:18:50,645 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:18:50,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:18:50,646 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:18:50,646 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:18:50,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:18:50,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:18:50,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:18:50,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:18:50,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:18:50,647 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:18:50,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:18:50,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:18:50,649 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_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f1aaf5276e100f83cf10565e66c3b5d8c0baa3bbd1a1424b76fbee71241f226 [2021-11-22 23:18:50,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:18:50,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:18:50,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:18:50,979 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:18:50,980 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:18:50,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i [2021-11-22 23:18:51,058 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/data/805ba5aa7/74e6af0d02ab4beeb5a44053e9adaa94/FLAGac5e0802c [2021-11-22 23:18:51,815 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:18:51,815 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i [2021-11-22 23:18:51,835 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/data/805ba5aa7/74e6af0d02ab4beeb5a44053e9adaa94/FLAGac5e0802c [2021-11-22 23:18:51,992 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/data/805ba5aa7/74e6af0d02ab4beeb5a44053e9adaa94 [2021-11-22 23:18:51,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:18:51,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:18:52,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:18:52,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:18:52,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:18:52,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:18:51" (1/1) ... [2021-11-22 23:18:52,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65f98e9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52, skipping insertion in model container [2021-11-22 23:18:52,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:18:51" (1/1) ... [2021-11-22 23:18:52,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:18:52,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:18:52,518 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_5a95a744-dcc3-486b-b493-98f02abc6277/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i[33021,33034] [2021-11-22 23:18:52,661 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_5a95a744-dcc3-486b-b493-98f02abc6277/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i[44590,44603] [2021-11-22 23:18:52,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:18:52,692 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:18:52,740 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_5a95a744-dcc3-486b-b493-98f02abc6277/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i[33021,33034] [2021-11-22 23:18:52,842 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_5a95a744-dcc3-486b-b493-98f02abc6277/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i[44590,44603] [2021-11-22 23:18:52,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:18:52,897 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:18:52,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52 WrapperNode [2021-11-22 23:18:52,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:18:52,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:18:52,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:18:52,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:18:52,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:53,075 INFO L137 Inliner]: procedures = 177, calls = 285, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1034 [2021-11-22 23:18:53,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:18:53,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:18:53,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:18:53,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:18:53,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:53,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:53,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:53,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:53,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:53,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:53,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:53,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:18:53,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:18:53,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:18:53,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:18:53,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:53,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:18:53,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:18:53,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:18:53,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:18:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:18:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:18:53,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:18:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:18:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-22 23:18:53,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-22 23:18:53,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:18:53,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:18:53,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:18:53,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:18:53,281 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-22 23:18:53,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:18:53,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:18:53,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:18:53,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:18:53,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:18:53,478 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:18:53,480 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:18:54,604 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:18:55,138 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:18:55,139 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-22 23:18:55,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:55 BoogieIcfgContainer [2021-11-22 23:18:55,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:18:55,145 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:18:55,146 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:18:55,159 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:18:55,160 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:55" (1/1) ... [2021-11-22 23:18:55,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:18:55,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:55,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 133 states and 223 transitions. [2021-11-22 23:18:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 223 transitions. [2021-11-22 23:18:55,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:18:55,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:55,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:55,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:55,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:55,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:18:55,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-22 23:18:55,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:55,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:55,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 136 states and 228 transitions. [2021-11-22 23:18:55,860 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 228 transitions. [2021-11-22 23:18:55,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:18:55,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:55,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:55,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:55,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:55,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:18:55,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-22 23:18:55,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:56,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 137 states and 229 transitions. [2021-11-22 23:18:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 229 transitions. [2021-11-22 23:18:56,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:18:56,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:56,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 137 states and 228 transitions. [2021-11-22 23:18:56,087 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 228 transitions. [2021-11-22 23:18:56,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:18:56,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:18:56,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:56,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:56,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 137 states and 226 transitions. [2021-11-22 23:18:56,183 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 226 transitions. [2021-11-22 23:18:56,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:18:56,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:56,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 137 states and 225 transitions. [2021-11-22 23:18:56,434 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 225 transitions. [2021-11-22 23:18:56,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:18:56,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:18:56,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:56,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:56,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 137 states and 221 transitions. [2021-11-22 23:18:56,577 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 221 transitions. [2021-11-22 23:18:56,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:18:56,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:18:56,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:56,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:56,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 137 states and 215 transitions. [2021-11-22 23:18:56,759 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 215 transitions. [2021-11-22 23:18:56,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:18:56,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:18:56,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:56,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 137 states and 207 transitions. [2021-11-22 23:18:56,990 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions. [2021-11-22 23:18:56,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:18:56,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:57,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:18:57,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:57,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:57,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 151 states and 224 transitions. [2021-11-22 23:18:57,755 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 224 transitions. [2021-11-22 23:18:57,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:18:57,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:57,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:57,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:18:57,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:57,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:57,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:57,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 151 states and 222 transitions. [2021-11-22 23:18:57,951 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 222 transitions. [2021-11-22 23:18:57,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:18:57,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:57,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:58,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:18:58,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:58,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:58,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:58,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 151 states and 220 transitions. [2021-11-22 23:18:58,132 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2021-11-22 23:18:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:18:58,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:58,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:58,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:58,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:18:58,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:58,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:58,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:58,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 154 states and 222 transitions. [2021-11-22 23:18:58,439 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 222 transitions. [2021-11-22 23:18:58,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:18:58,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:58,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:58,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:18:58,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:59,145 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:59,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:59,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 156 states and 226 transitions. [2021-11-22 23:18:59,302 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 226 transitions. [2021-11-22 23:18:59,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:18:59,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:59,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:59,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:59,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:59,748 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:19:00,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:00,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 158 states and 230 transitions. [2021-11-22 23:19:00,108 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 230 transitions. [2021-11-22 23:19:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:19:00,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:00,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:00,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-22 23:19:00,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:00,979 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:19:01,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 160 states and 235 transitions. [2021-11-22 23:19:01,389 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions. [2021-11-22 23:19:01,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:19:01,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:19:02,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:02,334 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:19:02,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:02,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 162 states and 241 transitions. [2021-11-22 23:19:02,814 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 241 transitions. [2021-11-22 23:19:02,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:19:02,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:02,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:19:03,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:03,582 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:19:04,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 161 states and 244 transitions. [2021-11-22 23:19:04,452 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 244 transitions. [2021-11-22 23:19:04,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:04,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,398 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:19:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-22 23:19:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-22 23:19:06,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:19:06,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-22 23:19:07,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:07,839 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:19:08,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-22 23:19:08,538 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-22 23:19:08,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:19:08,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-22 23:19:09,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:09,675 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 8 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:19:10,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-22 23:19:10,235 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-22 23:19:10,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:19:10,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-22 23:19:11,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:11,410 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:19:11,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 165 states and 250 transitions. [2021-11-22 23:19:11,932 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 250 transitions. [2021-11-22 23:19:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:19:11,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:13,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-22 23:19:13,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:14,059 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:19:15,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-22 23:19:15,091 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-22 23:19:15,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:19:15,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-22 23:19:16,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,612 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 13 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:19:18,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-22 23:19:18,969 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-22 23:19:18,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:19:18,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,145 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 13 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:19:20,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-22 23:19:20,164 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-22 23:19:20,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:19:20,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-22 23:19:21,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:21,918 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:19:23,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 169 states and 265 transitions. [2021-11-22 23:19:23,074 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 265 transitions. [2021-11-22 23:19:23,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:23,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,611 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:19:27,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 171 states and 268 transitions. [2021-11-22 23:19:27,252 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 268 transitions. [2021-11-22 23:19:27,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:19:27,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,899 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-22 23:19:31,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 173 states and 271 transitions. [2021-11-22 23:19:31,821 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 271 transitions. [2021-11-22 23:19:31,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:19:31,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,127 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-22 23:19:36,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-22 23:19:36,373 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-22 23:19:36,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:19:36,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-22 23:19:40,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:42,066 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 27 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:19:43,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-22 23:19:43,451 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-22 23:19:43,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:19:43,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-22 23:19:45,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:46,129 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 27 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:19:46,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:46,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-22 23:19:46,139 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-22 23:19:46,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:19:46,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:46,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:49,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:19:49,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:49,452 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 171 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-22 23:19:50,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:50,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 177 states and 277 transitions. [2021-11-22 23:19:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 277 transitions. [2021-11-22 23:19:50,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:19:50,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:50,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:53,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:19:53,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:55,237 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 197 proven. 91 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-22 23:19:56,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:56,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 177 states and 277 transitions. [2021-11-22 23:19:56,843 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 277 transitions. [2021-11-22 23:19:56,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:19:56,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:56,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:59,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-22 23:19:59,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:01,308 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 198 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-22 23:20:04,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 179 states and 281 transitions. [2021-11-22 23:20:04,252 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 281 transitions. [2021-11-22 23:20:04,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:20:04,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:04,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-22 23:20:14,412 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) [2021-11-22 23:20:14,416 INFO L158 Benchmark]: Toolchain (without parser) took 82419.85ms. Allocated memory was 96.5MB in the beginning and 218.1MB in the end (delta: 121.6MB). Free memory was 56.1MB in the beginning and 59.4MB in the end (delta: -3.3MB). Peak memory consumption was 121.0MB. Max. memory is 16.1GB. [2021-11-22 23:20:14,417 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:20:14,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 894.00ms. Allocated memory is still 96.5MB. Free memory was 55.9MB in the beginning and 48.5MB in the end (delta: 7.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2021-11-22 23:20:14,418 INFO L158 Benchmark]: Boogie Procedure Inliner took 180.06ms. Allocated memory is still 96.5MB. Free memory was 48.5MB in the beginning and 69.5MB in the end (delta: -20.9MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-11-22 23:20:14,418 INFO L158 Benchmark]: Boogie Preprocessor took 100.88ms. Allocated memory is still 96.5MB. Free memory was 69.5MB in the beginning and 62.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:20:14,419 INFO L158 Benchmark]: RCFGBuilder took 1962.32ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 62.2MB in the beginning and 68.0MB in the end (delta: -5.8MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2021-11-22 23:20:14,420 INFO L158 Benchmark]: CodeCheck took 79269.40ms. Allocated memory was 127.9MB in the beginning and 218.1MB in the end (delta: 90.2MB). Free memory was 68.0MB in the beginning and 59.4MB in the end (delta: 8.6MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. [2021-11-22 23:20:14,423 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 96.5MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 894.00ms. Allocated memory is still 96.5MB. Free memory was 55.9MB in the beginning and 48.5MB in the end (delta: 7.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 180.06ms. Allocated memory is still 96.5MB. Free memory was 48.5MB in the beginning and 69.5MB in the end (delta: -20.9MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.88ms. Allocated memory is still 96.5MB. Free memory was 69.5MB in the beginning and 62.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1962.32ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 62.2MB in the beginning and 68.0MB in the end (delta: -5.8MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. * CodeCheck took 79269.40ms. Allocated memory was 127.9MB in the beginning and 218.1MB in the end (delta: 90.2MB). Free memory was 68.0MB in the beginning and 59.4MB in the end (delta: 8.6MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:20:14,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/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_5a95a744-dcc3-486b-b493-98f02abc6277/bin/ukojak-LBtLqBUTdQ/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