./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.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_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/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_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/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_bec3e1db-24e2-4932-b4fb-e09133601654/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 8d4416b38cd75f122474354d64a020f92e3751959548582c6308a6e879679f77 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:15:31,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:15:31,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:15:31,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:15:31,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:15:31,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:15:31,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:15:31,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:15:31,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:15:31,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:15:31,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:15:31,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:15:31,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:15:31,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:15:31,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:15:31,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:15:31,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:15:31,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:15:31,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:15:31,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:15:31,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:15:31,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:15:31,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:15:31,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:15:31,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:15:31,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:15:31,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:15:31,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:15:31,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:15:31,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:15:31,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:15:31,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:15:31,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:15:31,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:15:31,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:15:31,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:15:31,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:15:31,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:15:31,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:15:31,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:15:31,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:15:31,334 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:15:31,382 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:15:31,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:15:31,383 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:15:31,384 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:15:31,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:15:31,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:15:31,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:15:31,385 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:15:31,385 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:15:31,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:15:31,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:15:31,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:15:31,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:15:31,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:15:31,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:15:31,388 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:15:31,388 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:15:31,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:15:31,389 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:15:31,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:15:31,389 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:15:31,389 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:15:31,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:15:31,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:15:31,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:15:31,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:15:31,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:15:31,391 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:15:31,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:15:31,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:15:31,392 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_bec3e1db-24e2-4932-b4fb-e09133601654/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d4416b38cd75f122474354d64a020f92e3751959548582c6308a6e879679f77 [2021-11-25 07:15:31,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:15:31,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:15:31,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:15:31,713 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:15:31,714 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:15:31,716 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i [2021-11-25 07:15:31,828 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL/data/953e31730/64f455ad9dec4224805acb467bdd27f6/FLAG21af08f30 [2021-11-25 07:15:32,442 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:15:32,442 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i [2021-11-25 07:15:32,460 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL/data/953e31730/64f455ad9dec4224805acb467bdd27f6/FLAG21af08f30 [2021-11-25 07:15:32,693 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL/data/953e31730/64f455ad9dec4224805acb467bdd27f6 [2021-11-25 07:15:32,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:15:32,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:15:32,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:15:32,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:15:32,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:15:32,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:15:32" (1/1) ... [2021-11-25 07:15:32,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5160cc58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:32, skipping insertion in model container [2021-11-25 07:15:32,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:15:32" (1/1) ... [2021-11-25 07:15:32,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:15:32,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:15:33,217 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_bec3e1db-24e2-4932-b4fb-e09133601654/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i[33021,33034] [2021-11-25 07:15:33,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:15:33,425 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:15:33,454 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_bec3e1db-24e2-4932-b4fb-e09133601654/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i[33021,33034] [2021-11-25 07:15:33,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:15:33,581 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:15:33,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:33 WrapperNode [2021-11-25 07:15:33,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:15:33,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:15:33,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:15:33,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:15:33,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:33" (1/1) ... [2021-11-25 07:15:33,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:33" (1/1) ... [2021-11-25 07:15:33,724 INFO L137 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1159 [2021-11-25 07:15:33,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:15:33,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:15:33,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:15:33,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:15:33,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:33" (1/1) ... [2021-11-25 07:15:33,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:33" (1/1) ... [2021-11-25 07:15:33,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:33" (1/1) ... [2021-11-25 07:15:33,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:33" (1/1) ... [2021-11-25 07:15:33,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:33" (1/1) ... [2021-11-25 07:15:33,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:33" (1/1) ... [2021-11-25 07:15:33,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:33" (1/1) ... [2021-11-25 07:15:33,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:15:33,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:15:33,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:15:33,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:15:33,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:15:33" (1/1) ... [2021-11-25 07:15:33,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:15:33,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:15:33,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:15:33,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:15:34,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:15:34,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:15:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:15:34,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:15:34,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:15:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:15:34,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:15:34,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:15:34,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:15:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:15:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:15:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:15:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:15:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:15:34,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:15:34,365 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:15:34,367 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:15:35,628 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:15:36,120 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:15:36,120 INFO L301 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-25 07:15:36,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:15:36 BoogieIcfgContainer [2021-11-25 07:15:36,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:15:36,127 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:15:36,127 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:15:36,137 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:15:36,137 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:15:36" (1/1) ... [2021-11-25 07:15:36,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:15:36,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:36,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-11-25 07:15:36,207 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-11-25 07:15:36,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:15:36,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:36,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:36,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:15:36,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:36,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:36,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-25 07:15:36,477 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-25 07:15:36,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:15:36,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:36,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:36,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:36,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:36,575 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 07:15:36,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:36,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-25 07:15:36,584 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-25 07:15:36,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:15:36,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:36,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:36,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:36,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:36,713 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 07:15:36,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:36,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2021-11-25 07:15:36,719 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2021-11-25 07:15:36,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:15:36,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:36,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:36,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:36,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:36,830 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 07:15:36,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:36,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-25 07:15:36,837 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-25 07:15:36,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:15:36,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:36,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:36,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:36,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:37,049 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 07:15:37,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:37,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2021-11-25 07:15:37,069 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2021-11-25 07:15:37,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:15:37,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:37,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:38,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:38,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:38,172 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 07:15:38,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:38,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-25 07:15:38,272 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-25 07:15:38,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:15:38,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:38,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:39,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 3016 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:15:39,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:39,515 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 07:15:39,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:39,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2021-11-25 07:15:39,899 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2021-11-25 07:15:39,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:15:39,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:39,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:40,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:40,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:40,684 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 07:15:40,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:40,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2021-11-25 07:15:40,694 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-25 07:15:40,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:15:40,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:40,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:41,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:41,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:41,435 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 07:15:41,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:41,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2021-11-25 07:15:41,450 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-25 07:15:41,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:15:41,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:41,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:42,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:42,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 3017 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:15:42,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:42,535 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 07:15:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:43,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-25 07:15:43,091 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-25 07:15:43,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:15:43,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:43,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:43,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:43,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:43,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:43,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2021-11-25 07:15:43,799 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2021-11-25 07:15:43,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:15:43,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:43,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:44,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:44,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:44,470 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 07:15:44,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2021-11-25 07:15:44,479 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2021-11-25 07:15:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:15:44,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:44,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:45,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:45,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:45,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:45,594 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 07:15:45,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:45,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2021-11-25 07:15:45,602 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-25 07:15:45,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:15:45,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:45,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:46,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 3046 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:15:46,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:46,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:47,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:47,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2021-11-25 07:15:47,341 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-11-25 07:15:47,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:15:47,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:47,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:48,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:48,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:48,276 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 07:15:48,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:48,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2021-11-25 07:15:48,282 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2021-11-25 07:15:48,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:15:48,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:48,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:49,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:15:49,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:49,411 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 07:15:49,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:49,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2021-11-25 07:15:49,447 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2021-11-25 07:15:49,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:15:49,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:49,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:50,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 3059 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:50,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:50,315 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 07:15:50,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:50,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2021-11-25 07:15:50,382 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2021-11-25 07:15:50,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:15:50,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:50,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:51,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:15:51,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:51,479 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 07:15:51,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:51,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2021-11-25 07:15:51,521 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2021-11-25 07:15:51,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:15:51,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:51,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:52,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:15:52,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:52,610 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 07:15:52,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:52,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2021-11-25 07:15:52,651 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2021-11-25 07:15:52,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:15:52,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:52,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:53,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:15:53,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:53,652 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 07:15:53,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:53,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2021-11-25 07:15:53,699 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2021-11-25 07:15:53,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:15:53,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:53,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:54,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:15:54,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:54,776 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 07:15:54,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:54,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2021-11-25 07:15:54,819 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2021-11-25 07:15:54,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:15:54,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:54,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:55,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:15:55,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:55,933 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 07:15:55,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:55,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2021-11-25 07:15:55,963 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2021-11-25 07:15:55,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:15:55,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:55,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:57,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 3271 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:15:57,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:57,227 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 07:15:57,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:57,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2021-11-25 07:15:57,251 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2021-11-25 07:15:57,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:15:57,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:57,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:58,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:58,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 3277 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:15:58,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:58,350 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 07:15:58,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:58,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-25 07:15:58,573 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-25 07:15:58,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:15:58,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:58,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:59,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:15:59,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:59,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:15:59,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:59,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 297 states and 371 transitions. [2021-11-25 07:15:59,644 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 371 transitions. [2021-11-25 07:15:59,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:15:59,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:59,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:00,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:16:00,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:00,352 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:16:00,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:00,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-25 07:16:00,392 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-25 07:16:00,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:16:00,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:00,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:01,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 3278 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:16:01,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:01,438 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 07:16:01,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:01,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 315 states and 392 transitions. [2021-11-25 07:16:01,825 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 392 transitions. [2021-11-25 07:16:01,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:16:01,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:01,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:02,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:16:02,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:02,579 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:16:02,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 324 states and 402 transitions. [2021-11-25 07:16:02,637 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 402 transitions. [2021-11-25 07:16:02,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:16:02,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:02,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:03,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:16:03,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:16:03,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:03,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2021-11-25 07:16:03,507 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2021-11-25 07:16:03,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:16:03,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:03,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:04,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 3307 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:04,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:04,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:04,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:04,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 342 states and 423 transitions. [2021-11-25 07:16:04,894 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 423 transitions. [2021-11-25 07:16:04,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:16:04,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:04,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:05,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 3294 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:16:05,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:05,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:16:06,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:06,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 343 states and 425 transitions. [2021-11-25 07:16:06,338 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 425 transitions. [2021-11-25 07:16:06,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:16:06,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:06,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:06,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:06,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:07,142 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:16:07,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:07,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 356 states and 440 transitions. [2021-11-25 07:16:07,322 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 440 transitions. [2021-11-25 07:16:07,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:16:07,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:07,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:07,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:07,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:08,168 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:16:08,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:08,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 365 states and 450 transitions. [2021-11-25 07:16:08,210 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 450 transitions. [2021-11-25 07:16:08,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:16:08,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:08,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:08,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:08,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:09,122 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:16:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-25 07:16:09,153 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-25 07:16:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:16:09,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:09,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:14,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:16:14,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:14,578 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:16:14,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:14,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-25 07:16:14,655 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-25 07:16:14,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:16:14,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:14,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:25,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:16:25,131 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 07:16:25,142 INFO L158 Benchmark]: Toolchain (without parser) took 52443.50ms. Allocated memory was 96.5MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 58.0MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 490.5MB. Max. memory is 16.1GB. [2021-11-25 07:16:25,143 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:16:25,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 881.37ms. Allocated memory is still 96.5MB. Free memory was 57.8MB in the beginning and 46.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:16:25,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 165.26ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 46.2MB in the beginning and 94.5MB in the end (delta: -48.3MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-11-25 07:16:25,152 INFO L158 Benchmark]: Boogie Preprocessor took 180.11ms. Allocated memory is still 121.6MB. Free memory was 94.5MB in the beginning and 87.5MB in the end (delta: 7.0MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-25 07:16:25,153 INFO L158 Benchmark]: RCFGBuilder took 2196.59ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 87.5MB in the beginning and 103.1MB in the end (delta: -15.7MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2021-11-25 07:16:25,154 INFO L158 Benchmark]: CodeCheck took 49007.28ms. Allocated memory was 163.6MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 103.1MB in the beginning and 1.1GB in the end (delta: -990.8MB). Peak memory consumption was 467.7MB. Max. memory is 16.1GB. [2021-11-25 07:16:25,162 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 881.37ms. Allocated memory is still 96.5MB. Free memory was 57.8MB in the beginning and 46.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 165.26ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 46.2MB in the beginning and 94.5MB in the end (delta: -48.3MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 180.11ms. Allocated memory is still 121.6MB. Free memory was 94.5MB in the beginning and 87.5MB in the end (delta: 7.0MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2196.59ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 87.5MB in the beginning and 103.1MB in the end (delta: -15.7MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * CodeCheck took 49007.28ms. Allocated memory was 163.6MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 103.1MB in the beginning and 1.1GB in the end (delta: -990.8MB). Peak memory consumption was 467.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:16:25,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec3e1db-24e2-4932-b4fb-e09133601654/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_bec3e1db-24e2-4932-b4fb-e09133601654/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