./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.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_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/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_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/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_32d704ad-06fd-4be4-a376-ab61b04ee88b/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 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:38:02,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:38:02,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:38:02,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:38:02,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:38:02,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:38:02,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:38:02,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:38:02,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:38:02,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:38:02,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:38:02,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:38:02,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:38:02,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:38:02,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:38:02,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:38:02,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:38:02,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:38:02,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:38:02,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:38:02,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:38:02,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:38:02,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:38:02,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:38:02,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:38:02,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:38:02,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:38:02,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:38:02,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:38:02,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:38:02,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:38:02,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:38:02,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:38:02,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:38:02,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:38:02,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:38:02,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:38:02,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:38:02,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:38:02,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:38:02,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:38:02,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 00:38:02,844 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:38:02,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:38:02,846 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:38:02,846 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:38:02,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:38:02,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:38:02,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:38:02,849 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:38:02,849 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:38:02,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:38:02,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:38:02,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:38:02,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:38:02,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:38:02,851 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:38:02,852 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:38:02,852 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:38:02,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:38:02,853 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:38:02,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:38:02,854 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:38:02,854 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:38:02,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:38:02,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:38:02,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:38:02,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:38:02,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:38:02,856 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:38:02,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:38:02,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:38:02,857 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_32d704ad-06fd-4be4-a376-ab61b04ee88b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea [2021-11-23 00:38:03,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:38:03,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:38:03,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:38:03,243 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:38:03,244 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:38:03,245 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-11-23 00:38:03,334 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ/data/dd388218a/f9c47dba170844debb50f67ddc77104e/FLAG8758e61c5 [2021-11-23 00:38:04,049 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:38:04,056 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-11-23 00:38:04,091 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ/data/dd388218a/f9c47dba170844debb50f67ddc77104e/FLAG8758e61c5 [2021-11-23 00:38:04,256 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ/data/dd388218a/f9c47dba170844debb50f67ddc77104e [2021-11-23 00:38:04,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:38:04,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:38:04,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:38:04,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:38:04,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:38:04,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:38:04" (1/1) ... [2021-11-23 00:38:04,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c9bc06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:04, skipping insertion in model container [2021-11-23 00:38:04,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:38:04" (1/1) ... [2021-11-23 00:38:04,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:38:04,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:38:04,791 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_32d704ad-06fd-4be4-a376-ab61b04ee88b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-11-23 00:38:05,028 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_32d704ad-06fd-4be4-a376-ab61b04ee88b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-11-23 00:38:05,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:38:05,080 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:38:05,124 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_32d704ad-06fd-4be4-a376-ab61b04ee88b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-11-23 00:38:05,181 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_32d704ad-06fd-4be4-a376-ab61b04ee88b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-11-23 00:38:05,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:38:05,236 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:38:05,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:05 WrapperNode [2021-11-23 00:38:05,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:38:05,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:38:05,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:38:05,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:38:05,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:05" (1/1) ... [2021-11-23 00:38:05,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:05" (1/1) ... [2021-11-23 00:38:05,417 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-11-23 00:38:05,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:38:05,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:38:05,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:38:05,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:38:05,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:05" (1/1) ... [2021-11-23 00:38:05,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:05" (1/1) ... [2021-11-23 00:38:05,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:05" (1/1) ... [2021-11-23 00:38:05,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:05" (1/1) ... [2021-11-23 00:38:05,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:05" (1/1) ... [2021-11-23 00:38:05,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:05" (1/1) ... [2021-11-23 00:38:05,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:05" (1/1) ... [2021-11-23 00:38:05,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:38:05,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:38:05,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:38:05,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:38:05,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:05" (1/1) ... [2021-11-23 00:38:05,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:38:05,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:38:05,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:38:05,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:38:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:38:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:38:05,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:38:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:38:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:38:05,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:38:05,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:38:05,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:38:05,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:38:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:38:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 00:38:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:38:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:38:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:38:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:38:05,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:38:06,003 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:38:06,006 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:38:07,667 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:38:08,305 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:38:08,305 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-23 00:38:08,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:38:08 BoogieIcfgContainer [2021-11-23 00:38:08,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:38:08,312 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:38:08,312 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:38:08,325 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:38:08,325 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:38:08" (1/1) ... [2021-11-23 00:38:08,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:38:08,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:08,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2021-11-23 00:38:08,450 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2021-11-23 00:38:08,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:38:08,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:08,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:08,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:08,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:08,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:08,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:08,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:08,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 192 states and 329 transitions. [2021-11-23 00:38:08,794 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 329 transitions. [2021-11-23 00:38:08,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:38:08,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:08,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:08,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:08,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:08,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:08,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:08,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 191 states and 328 transitions. [2021-11-23 00:38:08,954 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 328 transitions. [2021-11-23 00:38:08,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:38:08,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:08,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:09,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:09,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:09,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:09,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:09,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 191 states and 324 transitions. [2021-11-23 00:38:09,088 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 324 transitions. [2021-11-23 00:38:09,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:38:09,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:09,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:09,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:09,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:09,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:09,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:09,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2021-11-23 00:38:09,281 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2021-11-23 00:38:09,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:38:09,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:09,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:09,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:09,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:09,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:09,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:09,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2021-11-23 00:38:09,433 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2021-11-23 00:38:09,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:38:09,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:09,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:09,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:09,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:09,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:09,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:09,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2021-11-23 00:38:09,715 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2021-11-23 00:38:09,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:38:09,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:09,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:09,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:09,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:09,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:10,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:10,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 236 states and 348 transitions. [2021-11-23 00:38:10,420 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 348 transitions. [2021-11-23 00:38:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:38:10,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:10,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:10,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:10,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:10,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:10,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 236 states and 346 transitions. [2021-11-23 00:38:10,678 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 346 transitions. [2021-11-23 00:38:10,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:38:10,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:10,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:10,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:10,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:10,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:10,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:10,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 236 states and 344 transitions. [2021-11-23 00:38:10,899 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 344 transitions. [2021-11-23 00:38:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:38:10,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:10,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:11,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:11,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:11,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:11,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-23 00:38:11,715 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-23 00:38:11,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:38:11,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:11,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:11,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:11,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:11,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:11,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:11,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 282 states and 400 transitions. [2021-11-23 00:38:11,932 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 400 transitions. [2021-11-23 00:38:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:38:11,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:11,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:12,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:12,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:12,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 282 states and 398 transitions. [2021-11-23 00:38:12,181 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 398 transitions. [2021-11-23 00:38:12,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:38:12,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:12,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:12,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:38:12,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:12,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:12,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:12,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 316 states and 440 transitions. [2021-11-23 00:38:12,841 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 440 transitions. [2021-11-23 00:38:12,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:38:12,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:12,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:12,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:12,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:13,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:13,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:13,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 316 states and 438 transitions. [2021-11-23 00:38:13,061 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 438 transitions. [2021-11-23 00:38:13,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:38:13,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:13,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:13,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:13,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:13,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:13,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:13,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 316 states and 436 transitions. [2021-11-23 00:38:13,306 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 436 transitions. [2021-11-23 00:38:13,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:38:13,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:13,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:13,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:13,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:13,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:13,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:13,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 316 states and 434 transitions. [2021-11-23 00:38:13,567 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 434 transitions. [2021-11-23 00:38:13,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:38:13,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:13,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:13,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:13,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:13,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:38:13,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:13,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 319 states and 436 transitions. [2021-11-23 00:38:13,838 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 436 transitions. [2021-11-23 00:38:13,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:38:13,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:13,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:13,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:13,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:14,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:38:14,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:14,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 322 states and 438 transitions. [2021-11-23 00:38:14,125 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 438 transitions. [2021-11-23 00:38:14,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:38:14,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:14,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:14,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:14,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:14,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:14,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:38:14,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:14,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 325 states and 440 transitions. [2021-11-23 00:38:14,415 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 440 transitions. [2021-11-23 00:38:14,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:38:14,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:14,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:14,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:14,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:14,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:38:14,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:14,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 328 states and 442 transitions. [2021-11-23 00:38:14,709 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 442 transitions. [2021-11-23 00:38:14,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:38:14,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:14,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:14,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:38:14,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:15,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:38:15,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:15,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 331 states and 444 transitions. [2021-11-23 00:38:15,123 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 444 transitions. [2021-11-23 00:38:15,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:38:15,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:15,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:15,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:38:15,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:15,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:38:15,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:15,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2021-11-23 00:38:15,509 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2021-11-23 00:38:15,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:38:15,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:15,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:15,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:15,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:15,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 334 states and 445 transitions. [2021-11-23 00:38:15,750 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 445 transitions. [2021-11-23 00:38:15,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:38:15,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:15,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:15,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:15,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:16,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:16,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:16,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 343 states and 456 transitions. [2021-11-23 00:38:16,446 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 456 transitions. [2021-11-23 00:38:16,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:38:16,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:16,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:16,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:16,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:16,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:38:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:16,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2021-11-23 00:38:16,734 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2021-11-23 00:38:16,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:38:16,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:16,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:16,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:16,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:17,022 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:38:17,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:17,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 361 states and 476 transitions. [2021-11-23 00:38:17,060 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 476 transitions. [2021-11-23 00:38:17,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:38:17,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:17,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:17,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:17,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:17,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:17,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:17,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 370 states and 487 transitions. [2021-11-23 00:38:17,577 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 487 transitions. [2021-11-23 00:38:17,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:17,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:17,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:17,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:17,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:17,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:38:17,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:17,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 379 states and 497 transitions. [2021-11-23 00:38:17,919 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 497 transitions. [2021-11-23 00:38:17,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:17,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:17,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:18,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:18,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:18,196 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:38:18,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:18,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 388 states and 507 transitions. [2021-11-23 00:38:18,272 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2021-11-23 00:38:18,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:18,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:18,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:18,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:38:18,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:18,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:18,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:18,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 397 states and 518 transitions. [2021-11-23 00:38:18,930 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 518 transitions. [2021-11-23 00:38:18,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:18,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:18,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:19,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:19,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:20,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:20,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 398 states and 520 transitions. [2021-11-23 00:38:20,254 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2021-11-23 00:38:20,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:38:20,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:20,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:20,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:38:20,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:20,546 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:38:20,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:20,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 411 states and 535 transitions. [2021-11-23 00:38:20,683 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 535 transitions. [2021-11-23 00:38:20,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:38:20,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:20,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:20,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:38:20,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:38:21,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 420 states and 545 transitions. [2021-11-23 00:38:21,109 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 545 transitions. [2021-11-23 00:38:21,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:38:21,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:21,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:21,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:38:21,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:21,433 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:38:21,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-23 00:38:21,452 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-23 00:38:21,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:38:21,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:21,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:22,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:38:22,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:22,531 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:38:22,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:22,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 425 states and 555 transitions. [2021-11-23 00:38:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 555 transitions. [2021-11-23 00:38:22,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:38:22,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:22,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:22,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:22,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:23,072 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:38:23,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:23,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-23 00:38:23,852 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-23 00:38:23,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:38:23,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:23,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:24,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 00:38:24,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:24,720 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:38:24,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:24,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-23 00:38:24,824 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-23 00:38:24,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:38:24,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:24,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:27,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:38:27,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:28,083 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:38:28,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-23 00:38:28,094 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-23 00:38:28,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:38:28,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:28,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:30,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:30,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:38:30,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:30,303 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:38:30,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:30,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 428 states and 560 transitions. [2021-11-23 00:38:30,836 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 560 transitions. [2021-11-23 00:38:30,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:38:30,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:30,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:38:31,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:31,534 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:38:32,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:32,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 429 states and 562 transitions. [2021-11-23 00:38:32,046 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 562 transitions. [2021-11-23 00:38:32,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:38:32,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:32,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:32,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:38:32,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:32,356 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:38:32,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:32,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 429 states and 560 transitions. [2021-11-23 00:38:32,366 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 560 transitions. [2021-11-23 00:38:32,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:38:32,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:32,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:32,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:32,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:32,855 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:38:34,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:34,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 432 states and 562 transitions. [2021-11-23 00:38:34,109 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 562 transitions. [2021-11-23 00:38:34,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:38:34,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:34,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:35,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 00:38:35,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:36,284 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:38:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:36,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 432 states and 562 transitions. [2021-11-23 00:38:36,621 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 562 transitions. [2021-11-23 00:38:36,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:38:36,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:36,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 00:38:46,884 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 00:38:46,887 INFO L158 Benchmark]: Toolchain (without parser) took 42626.56ms. Allocated memory was 104.9MB in the beginning and 323.0MB in the end (delta: 218.1MB). Free memory was 62.3MB in the beginning and 261.9MB in the end (delta: -199.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2021-11-23 00:38:46,888 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory was 81.3MB in the beginning and 81.2MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:38:46,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 975.77ms. Allocated memory is still 104.9MB. Free memory was 62.1MB in the beginning and 49.9MB in the end (delta: 12.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-11-23 00:38:46,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 180.03ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 49.9MB in the beginning and 107.8MB in the end (delta: -57.9MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-11-23 00:38:46,891 INFO L158 Benchmark]: Boogie Preprocessor took 140.37ms. Allocated memory is still 138.4MB. Free memory was 107.8MB in the beginning and 96.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:38:46,892 INFO L158 Benchmark]: RCFGBuilder took 2751.08ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 96.6MB in the beginning and 128.0MB in the end (delta: -31.4MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2021-11-23 00:38:46,893 INFO L158 Benchmark]: CodeCheck took 38573.90ms. Allocated memory was 199.2MB in the beginning and 323.0MB in the end (delta: 123.7MB). Free memory was 128.0MB in the beginning and 261.9MB in the end (delta: -133.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:38:46,897 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 0.33ms. Allocated memory is still 104.9MB. Free memory was 81.3MB in the beginning and 81.2MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 975.77ms. Allocated memory is still 104.9MB. Free memory was 62.1MB in the beginning and 49.9MB in the end (delta: 12.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 180.03ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 49.9MB in the beginning and 107.8MB in the end (delta: -57.9MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.37ms. Allocated memory is still 138.4MB. Free memory was 107.8MB in the beginning and 96.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2751.08ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 96.6MB in the beginning and 128.0MB in the end (delta: -31.4MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * CodeCheck took 38573.90ms. Allocated memory was 199.2MB in the beginning and 323.0MB in the end (delta: 123.7MB). Free memory was 128.0MB in the beginning and 261.9MB in the end (delta: -133.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:38:47,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d704ad-06fd-4be4-a376-ab61b04ee88b/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_32d704ad-06fd-4be4-a376-ab61b04ee88b/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