./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.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_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/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_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/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_3048e7f6-5a1a-4e70-a547-f131792e7f33/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 dfe9cedb3fb732c747a1ef802da6fccda86efe7de6f5d2fc74063f23f28dc4dd --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:42:08,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:42:08,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:42:08,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:42:08,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:42:08,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:42:08,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:42:08,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:42:08,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:42:08,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:42:08,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:42:08,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:42:08,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:42:08,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:42:08,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:42:08,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:42:08,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:42:08,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:42:08,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:42:08,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:42:08,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:42:08,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:42:08,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:42:08,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:42:08,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:42:08,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:42:08,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:42:08,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:42:08,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:42:08,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:42:08,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:42:08,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:42:08,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:42:08,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:42:08,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:42:08,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:42:08,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:42:08,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:42:08,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:42:08,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:42:08,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:42:08,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:42:08,679 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:42:08,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:42:08,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:42:08,681 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:42:08,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:42:08,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:42:08,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:42:08,683 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:42:08,689 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:42:08,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:42:08,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:42:08,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:42:08,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:42:08,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:42:08,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:42:08,692 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:42:08,692 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:42:08,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:42:08,692 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:42:08,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:42:08,693 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:42:08,693 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:42:08,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:42:08,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:42:08,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:42:08,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:42:08,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:42:08,695 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:42:08,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:42:08,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:42:08,695 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_3048e7f6-5a1a-4e70-a547-f131792e7f33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfe9cedb3fb732c747a1ef802da6fccda86efe7de6f5d2fc74063f23f28dc4dd [2021-11-21 04:42:08,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:42:09,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:42:09,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:42:09,006 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:42:09,007 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:42:09,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i [2021-11-21 04:42:09,072 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/data/2454e4f2c/9e9323d16b6f46729ac6a7471cc99b1d/FLAGe7dacb326 [2021-11-21 04:42:09,672 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:42:09,673 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i [2021-11-21 04:42:09,707 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/data/2454e4f2c/9e9323d16b6f46729ac6a7471cc99b1d/FLAGe7dacb326 [2021-11-21 04:42:09,907 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/data/2454e4f2c/9e9323d16b6f46729ac6a7471cc99b1d [2021-11-21 04:42:09,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:42:09,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:42:09,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:42:09,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:42:09,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:42:09,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:42:09" (1/1) ... [2021-11-21 04:42:09,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb82b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:09, skipping insertion in model container [2021-11-21 04:42:09,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:42:09" (1/1) ... [2021-11-21 04:42:09,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:42:10,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:42:10,481 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_3048e7f6-5a1a-4e70-a547-f131792e7f33/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i[33021,33034] [2021-11-21 04:42:10,654 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_3048e7f6-5a1a-4e70-a547-f131792e7f33/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i[45234,45247] [2021-11-21 04:42:10,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:42:10,677 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:42:10,716 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_3048e7f6-5a1a-4e70-a547-f131792e7f33/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i[33021,33034] [2021-11-21 04:42:10,819 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_3048e7f6-5a1a-4e70-a547-f131792e7f33/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i[45234,45247] [2021-11-21 04:42:10,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:42:10,876 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:42:10,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:10 WrapperNode [2021-11-21 04:42:10,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:42:10,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:42:10,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:42:10,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:42:10,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:10" (1/1) ... [2021-11-21 04:42:10,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:10" (1/1) ... [2021-11-21 04:42:11,043 INFO L137 Inliner]: procedures = 177, calls = 348, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1157 [2021-11-21 04:42:11,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:42:11,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:42:11,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:42:11,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:42:11,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:10" (1/1) ... [2021-11-21 04:42:11,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:10" (1/1) ... [2021-11-21 04:42:11,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:10" (1/1) ... [2021-11-21 04:42:11,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:10" (1/1) ... [2021-11-21 04:42:11,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:10" (1/1) ... [2021-11-21 04:42:11,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:10" (1/1) ... [2021-11-21 04:42:11,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:10" (1/1) ... [2021-11-21 04:42:11,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:42:11,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:42:11,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:42:11,185 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:42:11,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:42:10" (1/1) ... [2021-11-21 04:42:11,214 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:42:11,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:42:11,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:42:11,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:42:11,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:42:11,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 04:42:11,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 04:42:11,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:42:11,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 04:42:11,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 04:42:11,318 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-21 04:42:11,318 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-21 04:42:11,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:42:11,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:42:11,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:42:11,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:42:11,320 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 04:42:11,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:42:11,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:42:11,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:42:11,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:42:11,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:42:11,596 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:42:11,598 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:42:12,761 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:42:13,161 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:42:13,162 INFO L301 CfgBuilder]: Removed 71 assume(true) statements. [2021-11-21 04:42:13,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:42:13 BoogieIcfgContainer [2021-11-21 04:42:13,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:42:13,165 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:42:13,166 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:42:13,176 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:42:13,176 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:42:13" (1/1) ... [2021-11-21 04:42:13,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:42:13,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:13,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 172 states and 293 transitions. [2021-11-21 04:42:13,246 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 293 transitions. [2021-11-21 04:42:13,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:42:13,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:13,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:13,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:42:13,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:13,460 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 [2021-11-21 04:42:13,518 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 [2021-11-21 04:42:13,527 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 04:42:13,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:13,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 175 states and 298 transitions. [2021-11-21 04:42:13,578 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 298 transitions. [2021-11-21 04:42:13,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 04:42:13,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:13,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:13,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:42:13,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:13,650 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 [2021-11-21 04:42:13,683 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 [2021-11-21 04:42:13,694 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 04:42:13,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:13,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 176 states and 299 transitions. [2021-11-21 04:42:13,710 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 299 transitions. [2021-11-21 04:42:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:42:13,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:13,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:13,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:42:13,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:13,804 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 04:42:13,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:13,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2021-11-21 04:42:13,811 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2021-11-21 04:42:13,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:42:13,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:13,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:13,928 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 04:42:14,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:14,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 176 states and 292 transitions. [2021-11-21 04:42:14,050 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 292 transitions. [2021-11-21 04:42:14,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 04:42:14,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:14,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:14,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:42:14,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:14,162 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 04:42:14,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:14,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2021-11-21 04:42:14,182 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2021-11-21 04:42:14,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 04:42:14,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:14,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:14,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:42:14,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:14,317 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 04:42:14,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:14,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 176 states and 282 transitions. [2021-11-21 04:42:14,332 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 282 transitions. [2021-11-21 04:42:14,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 04:42:14,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:14,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:14,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:42:14,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:14,521 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 04:42:14,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:14,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 176 states and 274 transitions. [2021-11-21 04:42:14,576 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 274 transitions. [2021-11-21 04:42:14,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 04:42:14,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:14,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:14,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:42:14,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:14,783 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 04:42:15,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:15,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 205 states and 313 transitions. [2021-11-21 04:42:15,285 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 313 transitions. [2021-11-21 04:42:15,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 04:42:15,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:15,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:15,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:42:15,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:15,507 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 04:42:16,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:16,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 235 states and 354 transitions. [2021-11-21 04:42:16,281 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 354 transitions. [2021-11-21 04:42:16,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 04:42:16,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:16,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:16,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:42:16,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:16,429 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 04:42:16,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:16,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 235 states and 352 transitions. [2021-11-21 04:42:16,438 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 352 transitions. [2021-11-21 04:42:16,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 04:42:16,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:16,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:16,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:42:16,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:16,580 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 04:42:16,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:16,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 235 states and 350 transitions. [2021-11-21 04:42:16,589 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 350 transitions. [2021-11-21 04:42:16,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 04:42:16,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:16,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:16,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:42:16,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:16,754 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 04:42:16,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:16,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 235 states and 348 transitions. [2021-11-21 04:42:16,867 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 348 transitions. [2021-11-21 04:42:16,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 04:42:16,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:16,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:16,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:42:16,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:17,047 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 04:42:17,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:17,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 238 states and 350 transitions. [2021-11-21 04:42:17,094 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 350 transitions. [2021-11-21 04:42:17,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 04:42:17,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:17,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:17,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:42:17,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:17,303 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 04:42:17,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:17,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 241 states and 352 transitions. [2021-11-21 04:42:17,335 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 352 transitions. [2021-11-21 04:42:17,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 04:42:17,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:17,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:17,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:42:17,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:17,677 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 04:42:18,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:18,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 255 states and 370 transitions. [2021-11-21 04:42:18,394 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 370 transitions. [2021-11-21 04:42:18,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:42:18,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:18,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:18,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:42:18,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:18,604 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 04:42:18,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:18,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 267 states and 385 transitions. [2021-11-21 04:42:18,647 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 385 transitions. [2021-11-21 04:42:18,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:42:18,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:18,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:18,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:42:18,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:18,837 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 04:42:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:18,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 279 states and 400 transitions. [2021-11-21 04:42:18,895 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 400 transitions. [2021-11-21 04:42:18,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:42:18,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:18,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:19,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:42:19,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:19,160 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 04:42:19,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:19,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-21 04:42:19,180 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-21 04:42:19,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:42:19,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:19,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:19,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:42:19,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:19,682 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 04:42:19,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:19,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-21 04:42:19,905 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-21 04:42:19,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:42:19,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:19,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:20,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:42:20,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:20,186 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:42:20,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:20,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 284 states and 406 transitions. [2021-11-21 04:42:20,471 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 406 transitions. [2021-11-21 04:42:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:42:20,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:20,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:20,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:20,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 04:42:20,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:21,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:42:21,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:21,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 286 states and 409 transitions. [2021-11-21 04:42:21,702 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 409 transitions. [2021-11-21 04:42:21,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:42:21,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:21,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:22,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 04:42:22,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:22,411 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:42:23,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:23,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-21 04:42:23,327 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-21 04:42:23,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 04:42:23,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:23,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:24,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 04:42:24,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:24,443 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:42:24,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:24,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-21 04:42:24,916 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-21 04:42:24,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 04:42:24,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:24,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:25,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 04:42:25,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:26,217 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:42:27,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:27,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 290 states and 417 transitions. [2021-11-21 04:42:27,162 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 417 transitions. [2021-11-21 04:42:27,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:42:27,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:27,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:27,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 04:42:27,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:42:30,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:30,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 289 states and 418 transitions. [2021-11-21 04:42:30,782 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 418 transitions. [2021-11-21 04:42:30,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:42:30,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:30,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:31,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 04:42:31,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:31,881 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 04:42:33,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:33,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 291 states and 421 transitions. [2021-11-21 04:42:33,622 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 421 transitions. [2021-11-21 04:42:33,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:42:33,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:33,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:34,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 04:42:34,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:35,221 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 04:42:37,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:37,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2021-11-21 04:42:37,399 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2021-11-21 04:42:37,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:42:37,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:37,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:38,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:42:38,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:38,978 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 04:42:40,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:40,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2021-11-21 04:42:40,214 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2021-11-21 04:42:40,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:42:40,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:40,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:40,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-21 04:42:40,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:41,942 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:42:43,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:43,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2021-11-21 04:42:43,361 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2021-11-21 04:42:43,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:42:43,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:43,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:44,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-21 04:42:44,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:45,340 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:42:45,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:45,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2021-11-21 04:42:45,596 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2021-11-21 04:42:45,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:42:45,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:45,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:46,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:46,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-21 04:42:46,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:47,273 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 04:42:48,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:48,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 295 states and 429 transitions. [2021-11-21 04:42:48,822 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 429 transitions. [2021-11-21 04:42:48,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 04:42:48,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:48,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:50,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-21 04:42:50,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:51,651 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 04:42:54,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:54,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 297 states and 433 transitions. [2021-11-21 04:42:54,650 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 433 transitions. [2021-11-21 04:42:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 04:42:54,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:54,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:55,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-21 04:42:55,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:42:56,777 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 12 proven. 171 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 04:42:58,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:58,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 297 states and 433 transitions. [2021-11-21 04:42:58,680 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 433 transitions. [2021-11-21 04:42:58,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 04:42:58,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:58,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 04:43:08,832 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 04:43:08,836 INFO L158 Benchmark]: Toolchain (without parser) took 58909.93ms. Allocated memory was 98.6MB in the beginning and 239.1MB in the end (delta: 140.5MB). Free memory was 77.4MB in the beginning and 117.1MB in the end (delta: -39.6MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. [2021-11-21 04:43:08,836 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 81.8MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:43:08,837 INFO L158 Benchmark]: CACSL2BoogieTranslator took 950.07ms. Allocated memory is still 98.6MB. Free memory was 77.4MB in the beginning and 44.5MB in the end (delta: 33.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-21 04:43:08,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.07ms. Allocated memory is still 98.6MB. Free memory was 44.5MB in the beginning and 37.0MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 04:43:08,838 INFO L158 Benchmark]: Boogie Preprocessor took 139.69ms. Allocated memory is still 98.6MB. Free memory was 37.0MB in the beginning and 68.8MB in the end (delta: -31.7MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2021-11-21 04:43:08,839 INFO L158 Benchmark]: RCFGBuilder took 1980.12ms. Allocated memory was 98.6MB in the beginning and 153.1MB in the end (delta: 54.5MB). Free memory was 68.8MB in the beginning and 104.1MB in the end (delta: -35.4MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2021-11-21 04:43:08,840 INFO L158 Benchmark]: CodeCheck took 55669.25ms. Allocated memory was 153.1MB in the beginning and 239.1MB in the end (delta: 86.0MB). Free memory was 104.1MB in the beginning and 117.1MB in the end (delta: -12.9MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2021-11-21 04:43:08,843 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 0.24ms. Allocated memory is still 81.8MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 950.07ms. Allocated memory is still 98.6MB. Free memory was 77.4MB in the beginning and 44.5MB in the end (delta: 33.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.07ms. Allocated memory is still 98.6MB. Free memory was 44.5MB in the beginning and 37.0MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 139.69ms. Allocated memory is still 98.6MB. Free memory was 37.0MB in the beginning and 68.8MB in the end (delta: -31.7MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1980.12ms. Allocated memory was 98.6MB in the beginning and 153.1MB in the end (delta: 54.5MB). Free memory was 68.8MB in the beginning and 104.1MB in the end (delta: -35.4MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. * CodeCheck took 55669.25ms. Allocated memory was 153.1MB in the beginning and 239.1MB in the end (delta: 86.0MB). Free memory was 104.1MB in the beginning and 117.1MB in the end (delta: -12.9MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:43:08,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3048e7f6-5a1a-4e70-a547-f131792e7f33/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