./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e --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 ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:43:51,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:43:51,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:43:51,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:43:51,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:43:51,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:43:51,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:43:51,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:43:51,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:43:51,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:43:51,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:43:51,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:43:51,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:43:51,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:43:51,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:43:51,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:43:51,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:43:51,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:43:51,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:43:51,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:43:51,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:43:51,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:43:51,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:43:51,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:43:51,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:43:51,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:43:51,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:43:51,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:43:51,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:43:51,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:43:51,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:43:51,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:43:51,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:43:51,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:43:51,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:43:51,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:43:51,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:43:51,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:43:51,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:43:51,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:43:51,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:43:51,176 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:43:51,205 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:43:51,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:43:51,223 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:43:51,224 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:43:51,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:43:51,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:43:51,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:43:51,227 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:43:51,227 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:43:51,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:43:51,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:43:51,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:43:51,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:43:51,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:43:51,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:43:51,229 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:43:51,229 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:43:51,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:43:51,230 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:43:51,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:43:51,230 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:43:51,231 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:43:51,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:43:51,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:43:51,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:43:51,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:43:51,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:43:51,232 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:43:51,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:43:51,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:43:51,233 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_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 [2021-11-13 23:43:51,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:43:51,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:43:51,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:43:51,585 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:43:51,586 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:43:51,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-13 23:43:51,692 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/data/a8d7cf528/c4ae1bbdf9674537bf80172f7dca17a3/FLAG02b78f7f2 [2021-11-13 23:43:52,323 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:43:52,324 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-13 23:43:52,347 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/data/a8d7cf528/c4ae1bbdf9674537bf80172f7dca17a3/FLAG02b78f7f2 [2021-11-13 23:43:52,557 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/data/a8d7cf528/c4ae1bbdf9674537bf80172f7dca17a3 [2021-11-13 23:43:52,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:43:52,562 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:43:52,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:43:52,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:43:52,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:43:52,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:43:52" (1/1) ... [2021-11-13 23:43:52,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d49cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:52, skipping insertion in model container [2021-11-13 23:43:52,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:43:52" (1/1) ... [2021-11-13 23:43:52,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:43:52,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:43:53,253 WARN L228 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_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-13 23:43:53,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:43:53,417 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:43:53,480 WARN L228 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_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-13 23:43:53,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:43:53,590 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:43:53,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:53 WrapperNode [2021-11-13 23:43:53,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:43:53,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:43:53,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:43:53,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:43:53,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:53" (1/1) ... [2021-11-13 23:43:53,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:53" (1/1) ... [2021-11-13 23:43:53,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:43:53,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:43:53,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:43:53,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:43:53,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:53" (1/1) ... [2021-11-13 23:43:53,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:53" (1/1) ... [2021-11-13 23:43:53,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:53" (1/1) ... [2021-11-13 23:43:53,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:53" (1/1) ... [2021-11-13 23:43:53,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:53" (1/1) ... [2021-11-13 23:43:53,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:53" (1/1) ... [2021-11-13 23:43:53,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:53" (1/1) ... [2021-11-13 23:43:53,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:43:53,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:43:53,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:43:53,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:43:53,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:53" (1/1) ... [2021-11-13 23:43:53,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:43:53,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:43:53,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:43:53,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:43:53,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:43:53,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:43:53,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:43:53,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:43:53,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 23:43:53,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 23:43:53,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:43:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:43:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:43:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:43:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:43:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:43:53,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:43:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:43:55,543 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:43:55,544 INFO L299 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-13 23:43:55,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:43:55 BoogieIcfgContainer [2021-11-13 23:43:55,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:43:55,548 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:43:55,548 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:43:55,560 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:43:55,561 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:43:55" (1/1) ... [2021-11-13 23:43:55,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:43:55,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:55,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 89 states and 147 transitions. [2021-11-13 23:43:55,660 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 147 transitions. [2021-11-13 23:43:55,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:43:55,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:55,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:55,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:43:55,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:55,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:55,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:55,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 150 transitions. [2021-11-13 23:43:55,993 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 150 transitions. [2021-11-13 23:43:55,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:43:55,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:55,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:56,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:43:56,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:56,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:56,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:56,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 149 transitions. [2021-11-13 23:43:56,095 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 149 transitions. [2021-11-13 23:43:56,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:43:56,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:56,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:56,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:43:56,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:56,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:56,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:56,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2021-11-13 23:43:56,233 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2021-11-13 23:43:56,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:43:56,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:56,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:56,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:43:56,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:56,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:56,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:56,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-13 23:43:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-13 23:43:56,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:43:56,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:56,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:56,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:43:56,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:56,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:56,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:56,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2021-11-13 23:43:56,537 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2021-11-13 23:43:56,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:43:56,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:56,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:56,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:43:56,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:56,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:56,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:56,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2021-11-13 23:43:56,762 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2021-11-13 23:43:56,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:43:56,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:56,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:56,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:43:56,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:57,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:57,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:57,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2021-11-13 23:43:57,313 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2021-11-13 23:43:57,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:43:57,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:57,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:57,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:43:57,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:57,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:57,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:57,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2021-11-13 23:43:57,480 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2021-11-13 23:43:57,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:43:57,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:57,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:57,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:43:57,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:57,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:58,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:58,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 139 states and 190 transitions. [2021-11-13 23:43:58,225 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 190 transitions. [2021-11-13 23:43:58,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:43:58,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:58,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:58,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:43:58,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:58,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:58,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:58,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2021-11-13 23:43:58,378 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-11-13 23:43:58,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:43:58,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:58,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:58,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:43:58,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:58,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:58,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:58,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 139 states and 186 transitions. [2021-11-13 23:43:58,559 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2021-11-13 23:43:58,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:43:58,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:58,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:58,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:43:58,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:58,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:58,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:58,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 201 transitions. [2021-11-13 23:43:58,931 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 201 transitions. [2021-11-13 23:43:58,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:43:58,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:58,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:59,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:43:59,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:59,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:59,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 203 transitions. [2021-11-13 23:43:59,139 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2021-11-13 23:43:59,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:43:59,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:59,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:59,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:43:59,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:59,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:59,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:59,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 158 states and 205 transitions. [2021-11-13 23:43:59,411 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 205 transitions. [2021-11-13 23:43:59,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:43:59,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:59,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:59,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:43:59,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:59,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:59,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:59,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 207 transitions. [2021-11-13 23:43:59,669 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 207 transitions. [2021-11-13 23:43:59,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:43:59,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:59,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:59,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:43:59,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:43:59,874 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:43:59,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:59,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 170 states and 217 transitions. [2021-11-13 23:43:59,909 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 217 transitions. [2021-11-13 23:43:59,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:43:59,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:59,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:00,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:00,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:44:00,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:00,113 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:44:00,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:00,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2021-11-13 23:44:00,193 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2021-11-13 23:44:00,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:44:00,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:00,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:00,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:44:00,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:00,914 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:00,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2021-11-13 23:44:00,983 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2021-11-13 23:44:00,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:44:00,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:00,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:01,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:01,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:44:01,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:01,410 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:01,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:01,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-13 23:44:01,462 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-13 23:44:01,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:44:01,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:01,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:01,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:44:01,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:02,042 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:02,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:02,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 183 states and 234 transitions. [2021-11-13 23:44:02,347 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 234 transitions. [2021-11-13 23:44:02,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:44:02,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:02,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:02,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 23:44:02,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:02,734 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:44:03,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-13 23:44:03,100 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-13 23:44:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:44:03,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:03,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:03,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-13 23:44:03,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:03,739 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:44:03,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:03,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-13 23:44:03,977 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-13 23:44:03,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:44:03,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:03,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 23:44:14,130 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) [2021-11-13 23:44:14,135 INFO L158 Benchmark]: Toolchain (without parser) took 21572.08ms. Allocated memory was 88.1MB in the beginning and 169.9MB in the end (delta: 81.8MB). Free memory was 62.9MB in the beginning and 126.9MB in the end (delta: -64.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-13 23:44:14,135 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 88.1MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:44:14,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1028.75ms. Allocated memory is still 88.1MB. Free memory was 62.7MB in the beginning and 47.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-13 23:44:14,136 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.14ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 47.2MB in the beginning and 83.9MB in the end (delta: -36.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-11-13 23:44:14,137 INFO L158 Benchmark]: Boogie Preprocessor took 124.65ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 80.5MB in the end (delta: 3.4MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2021-11-13 23:44:14,138 INFO L158 Benchmark]: RCFGBuilder took 1699.46ms. Allocated memory is still 109.1MB. Free memory was 80.5MB in the beginning and 55.4MB in the end (delta: 25.1MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2021-11-13 23:44:14,138 INFO L158 Benchmark]: CodeCheck took 18585.03ms. Allocated memory was 109.1MB in the beginning and 169.9MB in the end (delta: 60.8MB). Free memory was 55.4MB in the beginning and 126.9MB in the end (delta: -71.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:44:14,151 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 0.35ms. Allocated memory is still 88.1MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1028.75ms. Allocated memory is still 88.1MB. Free memory was 62.7MB in the beginning and 47.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 129.14ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 47.2MB in the beginning and 83.9MB in the end (delta: -36.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.65ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 80.5MB in the end (delta: 3.4MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1699.46ms. Allocated memory is still 109.1MB. Free memory was 80.5MB in the beginning and 55.4MB in the end (delta: 25.1MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * CodeCheck took 18585.03ms. Allocated memory was 109.1MB in the beginning and 169.9MB in the end (delta: 60.8MB). Free memory was 55.4MB in the beginning and 126.9MB in the end (delta: -71.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:44:14,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/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_9057e64a-813b-45d7-84d4-ab7c8fe0fe02/bin/ukojak-2xVlg8857e/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