./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL --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 f4a8b24485e53fece96b44fdc12e6f161e1bbffda2cd597a930f4925e148dc01 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:37:04,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:37:04,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:37:04,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:37:04,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:37:04,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:37:04,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:37:04,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:37:04,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:37:04,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:37:04,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:37:04,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:37:04,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:37:04,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:37:04,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:37:04,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:37:04,261 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:37:04,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:37:04,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:37:04,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:37:04,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:37:04,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:37:04,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:37:04,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:37:04,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:37:04,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:37:04,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:37:04,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:37:04,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:37:04,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:37:04,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:37:04,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:37:04,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:37:04,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:37:04,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:37:04,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:37:04,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:37:04,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:37:04,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:37:04,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:37:04,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:37:04,292 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:37:04,315 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:37:04,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:37:04,316 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:37:04,316 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:37:04,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:37:04,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:37:04,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:37:04,318 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:37:04,318 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:37:04,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:37:04,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:37:04,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:37:04,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:37:04,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:37:04,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:37:04,320 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:37:04,320 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:37:04,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:37:04,321 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:37:04,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:37:04,321 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:37:04,321 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:37:04,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:37:04,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:37:04,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:37:04,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:37:04,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:37:04,323 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:37:04,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:37:04,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:37:04,324 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_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4a8b24485e53fece96b44fdc12e6f161e1bbffda2cd597a930f4925e148dc01 [2021-11-25 06:37:04,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:37:04,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:37:04,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:37:04,636 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:37:04,637 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:37:04,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i [2021-11-25 06:37:04,720 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/data/3a6e72c7f/126845f73ccf4b4b8ba5dbfbfd474595/FLAGafdb39e4e [2021-11-25 06:37:05,462 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:37:05,462 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i [2021-11-25 06:37:05,492 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/data/3a6e72c7f/126845f73ccf4b4b8ba5dbfbfd474595/FLAGafdb39e4e [2021-11-25 06:37:05,564 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/data/3a6e72c7f/126845f73ccf4b4b8ba5dbfbfd474595 [2021-11-25 06:37:05,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:37:05,567 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:37:05,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:37:05,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:37:05,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:37:05,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:37:05" (1/1) ... [2021-11-25 06:37:05,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d84031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:05, skipping insertion in model container [2021-11-25 06:37:05,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:37:05" (1/1) ... [2021-11-25 06:37:05,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:37:05,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:37:06,237 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_117eb4e6-9867-4655-8786-3390a30e76bd/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i[33021,33034] [2021-11-25 06:37:06,561 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_117eb4e6-9867-4655-8786-3390a30e76bd/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i[84583,84596] [2021-11-25 06:37:06,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:37:06,573 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:37:06,601 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_117eb4e6-9867-4655-8786-3390a30e76bd/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i[33021,33034] [2021-11-25 06:37:06,766 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_117eb4e6-9867-4655-8786-3390a30e76bd/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i[84583,84596] [2021-11-25 06:37:06,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:37:06,818 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:37:06,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:06 WrapperNode [2021-11-25 06:37:06,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:37:06,820 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:37:06,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:37:06,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:37:06,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:06" (1/1) ... [2021-11-25 06:37:06,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:06" (1/1) ... [2021-11-25 06:37:06,997 INFO L137 Inliner]: procedures = 177, calls = 730, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2872 [2021-11-25 06:37:06,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:37:06,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:37:06,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:37:06,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:37:07,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:06" (1/1) ... [2021-11-25 06:37:07,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:06" (1/1) ... [2021-11-25 06:37:07,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:06" (1/1) ... [2021-11-25 06:37:07,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:06" (1/1) ... [2021-11-25 06:37:07,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:06" (1/1) ... [2021-11-25 06:37:07,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:06" (1/1) ... [2021-11-25 06:37:07,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:06" (1/1) ... [2021-11-25 06:37:07,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:37:07,168 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:37:07,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:37:07,168 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:37:07,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:37:06" (1/1) ... [2021-11-25 06:37:07,179 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:37:07,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:37:07,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:37:07,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:37:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:37:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 06:37:07,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 06:37:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:37:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 06:37:07,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 06:37:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:37:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:37:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:37:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:37:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 06:37:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:37:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:37:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:37:07,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:37:07,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:37:07,529 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:37:07,531 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:37:09,743 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:37:10,254 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:37:10,254 INFO L301 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-25 06:37:10,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:37:10 BoogieIcfgContainer [2021-11-25 06:37:10,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:37:10,261 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:37:10,261 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:37:10,271 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:37:10,272 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:37:10" (1/1) ... [2021-11-25 06:37:10,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:37:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:10,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1109 states and 2178 transitions. [2021-11-25 06:37:10,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2178 transitions. [2021-11-25 06:37:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:37:10,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:10,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:10,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:37:10,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:10,706 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 [2021-11-25 06:37:10,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:10,788 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 15 treesize of output 7 [2021-11-25 06:37:10,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:10,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1112 states and 2183 transitions. [2021-11-25 06:37:10,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2183 transitions. [2021-11-25 06:37:10,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:37:10,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:10,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:10,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:37:10,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:10,998 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 [2021-11-25 06:37:11,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:11,046 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 15 treesize of output 7 [2021-11-25 06:37:11,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:11,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:11,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1113 states and 2184 transitions. [2021-11-25 06:37:11,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2184 transitions. [2021-11-25 06:37:11,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:37:11,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:11,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:11,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:37:11,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:11,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:11,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:11,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1113 states and 2182 transitions. [2021-11-25 06:37:11,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2182 transitions. [2021-11-25 06:37:11,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:37:11,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:11,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:11,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:11,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:11,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1113 states and 2177 transitions. [2021-11-25 06:37:11,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2177 transitions. [2021-11-25 06:37:11,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:37:11,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:11,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:11,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:37:11,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:11,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:11,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:11,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1113 states and 2173 transitions. [2021-11-25 06:37:11,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2173 transitions. [2021-11-25 06:37:11,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:37:11,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:11,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:11,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:37:11,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:11,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:11,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:11,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1113 states and 2167 transitions. [2021-11-25 06:37:11,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2167 transitions. [2021-11-25 06:37:11,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:11,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:11,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:11,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:37:11,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:11,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:11,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:11,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1113 states and 2159 transitions. [2021-11-25 06:37:11,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2159 transitions. [2021-11-25 06:37:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:37:11,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:11,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:12,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:37:12,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:12,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:13,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:13,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1127 states and 2176 transitions. [2021-11-25 06:37:13,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2176 transitions. [2021-11-25 06:37:13,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:37:13,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:13,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:13,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:37:13,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:13,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:13,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:13,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1127 states and 2174 transitions. [2021-11-25 06:37:13,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2174 transitions. [2021-11-25 06:37:13,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:37:13,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:13,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:13,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 1586 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:37:13,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:13,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:13,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:13,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1127 states and 2172 transitions. [2021-11-25 06:37:13,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2172 transitions. [2021-11-25 06:37:13,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:37:13,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:13,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:14,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:37:14,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:37:14,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:14,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1130 states and 2174 transitions. [2021-11-25 06:37:14,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2174 transitions. [2021-11-25 06:37:14,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:37:14,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:14,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:15,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:37:15,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:15,815 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:37:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:15,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1130 states and 2174 transitions. [2021-11-25 06:37:15,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2174 transitions. [2021-11-25 06:37:15,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:37:15,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:15,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:18,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:37:18,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:18,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1132 states and 2178 transitions. [2021-11-25 06:37:18,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2178 transitions. [2021-11-25 06:37:18,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:37:18,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:18,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:21,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:37:21,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:21,930 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:37:22,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:22,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1134 states and 2181 transitions. [2021-11-25 06:37:22,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2181 transitions. [2021-11-25 06:37:22,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:37:22,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:22,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:23,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 06:37:23,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:23,827 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:37:24,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1136 states and 2186 transitions. [2021-11-25 06:37:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2186 transitions. [2021-11-25 06:37:24,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:37:24,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:24,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:24,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:37:25,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:25,306 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:37:25,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:25,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1136 states and 2186 transitions. [2021-11-25 06:37:25,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2186 transitions. [2021-11-25 06:37:25,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:37:25,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:25,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:26,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:37:26,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:26,799 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:37:27,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:27,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1138 states and 2190 transitions. [2021-11-25 06:37:27,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2190 transitions. [2021-11-25 06:37:27,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:37:27,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:27,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:28,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 06:37:28,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:28,746 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:37:30,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:30,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1137 states and 2192 transitions. [2021-11-25 06:37:30,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2192 transitions. [2021-11-25 06:37:30,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:37:30,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:30,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:35,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-25 06:37:35,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:35,856 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:37:36,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1137 states and 2192 transitions. [2021-11-25 06:37:36,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2192 transitions. [2021-11-25 06:37:36,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:37:36,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:36,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:37,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-25 06:37:37,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:38,044 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:37:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:38,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1139 states and 2195 transitions. [2021-11-25 06:37:38,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2195 transitions. [2021-11-25 06:37:38,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:37:38,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:38,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:39,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-25 06:37:39,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:39,878 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:37:40,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:40,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1141 states and 2204 transitions. [2021-11-25 06:37:40,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2204 transitions. [2021-11-25 06:37:40,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:37:40,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:40,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:41,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 06:37:41,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:42,655 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 10 proven. 105 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:37:43,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:43,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1141 states and 2204 transitions. [2021-11-25 06:37:43,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2204 transitions. [2021-11-25 06:37:43,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:37:43,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:43,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:44,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 06:37:44,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:45,066 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 06:37:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:45,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1143 states and 2214 transitions. [2021-11-25 06:37:45,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2214 transitions. [2021-11-25 06:37:45,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:37:45,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:45,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:47,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:37:47,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:48,528 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:37:49,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:49,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1143 states and 2214 transitions. [2021-11-25 06:37:49,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2214 transitions. [2021-11-25 06:37:49,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:37:49,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:49,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:51,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 06:37:51,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:52,280 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:37:52,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:52,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1143 states and 2214 transitions. [2021-11-25 06:37:52,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2214 transitions. [2021-11-25 06:37:52,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:37:52,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:52,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:53,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:53,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 06:37:53,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:54,971 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 13 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:37:56,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1143 states and 2214 transitions. [2021-11-25 06:37:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2214 transitions. [2021-11-25 06:37:56,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:37:56,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:56,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:59,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:37:59,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:59,224 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 06:37:59,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:59,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1145 states and 2218 transitions. [2021-11-25 06:37:59,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2218 transitions. [2021-11-25 06:37:59,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:37:59,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:59,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:01,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:38:01,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:02,295 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 11 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:38:03,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:03,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1145 states and 2218 transitions. [2021-11-25 06:38:03,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2218 transitions. [2021-11-25 06:38:03,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:38:03,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:03,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:05,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 06:38:05,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:06,068 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 06:38:06,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:06,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1147 states and 2230 transitions. [2021-11-25 06:38:06,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2230 transitions. [2021-11-25 06:38:06,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:38:06,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:06,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:10,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:38:10,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 06:38:12,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:12,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1147 states and 2230 transitions. [2021-11-25 06:38:12,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2230 transitions. [2021-11-25 06:38:12,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:38:12,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:12,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:16,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-25 06:38:16,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:16,267 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 06:38:17,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:17,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1149 states and 2243 transitions. [2021-11-25 06:38:17,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2243 transitions. [2021-11-25 06:38:17,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:38:17,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:17,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:18,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-25 06:38:18,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:19,431 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 06:38:21,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:21,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1151 states and 2246 transitions. [2021-11-25 06:38:21,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2246 transitions. [2021-11-25 06:38:21,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:38:21,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:21,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:38:32,138 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) [2021-11-25 06:38:32,142 INFO L158 Benchmark]: Toolchain (without parser) took 86574.08ms. Allocated memory was 121.6MB in the beginning and 427.8MB in the end (delta: 306.2MB). Free memory was 88.8MB in the beginning and 132.8MB in the end (delta: -43.9MB). Peak memory consumption was 262.3MB. Max. memory is 16.1GB. [2021-11-25 06:38:32,143 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:38:32,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1250.92ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 88.5MB in the beginning and 119.0MB in the end (delta: -30.5MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2021-11-25 06:38:32,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 177.22ms. Allocated memory is still 157.3MB. Free memory was 119.0MB in the beginning and 105.1MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-25 06:38:32,145 INFO L158 Benchmark]: Boogie Preprocessor took 168.74ms. Allocated memory is still 157.3MB. Free memory was 105.1MB in the beginning and 92.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 06:38:32,146 INFO L158 Benchmark]: RCFGBuilder took 3092.20ms. Allocated memory was 157.3MB in the beginning and 237.0MB in the end (delta: 79.7MB). Free memory was 92.5MB in the beginning and 112.0MB in the end (delta: -19.4MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. [2021-11-25 06:38:32,146 INFO L158 Benchmark]: CodeCheck took 81879.83ms. Allocated memory was 237.0MB in the beginning and 427.8MB in the end (delta: 190.8MB). Free memory was 112.0MB in the beginning and 132.8MB in the end (delta: -20.8MB). Peak memory consumption was 170.5MB. Max. memory is 16.1GB. [2021-11-25 06:38:32,150 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1250.92ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 88.5MB in the beginning and 119.0MB in the end (delta: -30.5MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 177.22ms. Allocated memory is still 157.3MB. Free memory was 119.0MB in the beginning and 105.1MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 168.74ms. Allocated memory is still 157.3MB. Free memory was 105.1MB in the beginning and 92.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3092.20ms. Allocated memory was 157.3MB in the beginning and 237.0MB in the end (delta: 79.7MB). Free memory was 92.5MB in the beginning and 112.0MB in the end (delta: -19.4MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. * CodeCheck took 81879.83ms. Allocated memory was 237.0MB in the beginning and 427.8MB in the end (delta: 190.8MB). Free memory was 112.0MB in the beginning and 132.8MB in the end (delta: -20.8MB). Peak memory consumption was 170.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:38:32,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/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_117eb4e6-9867-4655-8786-3390a30e76bd/bin/ukojak-d1pc8ZmBRL/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