./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e63083161b3199c06a87ea66924e1f63d6865962e6a830baf344139b270d928 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:23:35,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:23:35,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:23:35,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:23:35,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:23:35,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:23:35,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:23:35,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:23:35,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:23:35,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:23:35,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:23:35,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:23:35,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:23:35,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:23:35,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:23:35,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:23:35,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:23:35,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:23:35,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:23:35,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:23:35,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:23:35,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:23:35,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:23:35,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:23:35,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:23:35,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:23:35,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:23:35,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:23:35,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:23:35,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:23:35,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:23:35,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:23:35,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:23:35,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:23:35,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:23:35,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:23:35,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:23:35,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:23:35,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:23:35,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:23:35,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:23:35,260 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 00:23:35,314 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:23:35,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:23:35,317 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:23:35,317 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:23:35,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:23:35,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:23:35,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:23:35,319 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:23:35,319 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:23:35,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:23:35,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:23:35,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:23:35,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:23:35,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:23:35,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:23:35,322 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:23:35,322 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:23:35,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:23:35,323 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:23:35,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:23:35,323 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:23:35,324 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:23:35,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:23:35,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:35,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:23:35,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:23:35,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:23:35,325 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:23:35,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:23:35,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:23:35,326 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_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e63083161b3199c06a87ea66924e1f63d6865962e6a830baf344139b270d928 [2021-11-23 00:23:35,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:23:35,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:23:35,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:23:35,797 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:23:35,798 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:23:35,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i [2021-11-23 00:23:35,912 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/data/b2a00998e/7ff6d83ebccd4925aaa633fef6ea2273/FLAG12c5b385a [2021-11-23 00:23:36,701 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:23:36,709 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i [2021-11-23 00:23:36,748 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/data/b2a00998e/7ff6d83ebccd4925aaa633fef6ea2273/FLAG12c5b385a [2021-11-23 00:23:36,833 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/data/b2a00998e/7ff6d83ebccd4925aaa633fef6ea2273 [2021-11-23 00:23:36,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:23:36,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:23:36,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:36,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:23:36,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:23:36,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:36" (1/1) ... [2021-11-23 00:23:36,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@703ffe48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:36, skipping insertion in model container [2021-11-23 00:23:36,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:36" (1/1) ... [2021-11-23 00:23:36,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:23:36,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:23:37,621 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_5eaa008d-618f-4b0b-bd56-6587263a9376/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i[33021,33034] [2021-11-23 00:23:37,863 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_5eaa008d-618f-4b0b-bd56-6587263a9376/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i[45234,45247] [2021-11-23 00:23:37,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:37,899 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:23:37,964 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_5eaa008d-618f-4b0b-bd56-6587263a9376/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i[33021,33034] [2021-11-23 00:23:38,081 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_5eaa008d-618f-4b0b-bd56-6587263a9376/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i[45234,45247] [2021-11-23 00:23:38,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:38,146 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:23:38,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:38 WrapperNode [2021-11-23 00:23:38,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:38,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:38,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:23:38,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:23:38,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:38" (1/1) ... [2021-11-23 00:23:38,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:38" (1/1) ... [2021-11-23 00:23:38,337 INFO L137 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2021-11-23 00:23:38,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:38,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:23:38,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:23:38,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:23:38,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:38" (1/1) ... [2021-11-23 00:23:38,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:38" (1/1) ... [2021-11-23 00:23:38,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:38" (1/1) ... [2021-11-23 00:23:38,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:38" (1/1) ... [2021-11-23 00:23:38,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:38" (1/1) ... [2021-11-23 00:23:38,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:38" (1/1) ... [2021-11-23 00:23:38,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:38" (1/1) ... [2021-11-23 00:23:38,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:23:38,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:23:38,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:23:38,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:23:38,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:38" (1/1) ... [2021-11-23 00:23:38,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:38,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:23:38,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:23:38,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:23:38,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:23:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:23:38,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:23:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:23:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:23:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:23:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-23 00:23:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-23 00:23:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:23:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:23:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:23:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:23:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 00:23:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:23:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:23:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:23:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:23:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:23:39,049 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:23:39,052 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:23:40,579 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:23:41,027 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:23:41,027 INFO L301 CfgBuilder]: Removed 62 assume(true) statements. [2021-11-23 00:23:41,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:41 BoogieIcfgContainer [2021-11-23 00:23:41,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:23:41,033 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:23:41,033 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:23:41,046 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:23:41,047 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:41" (1/1) ... [2021-11-23 00:23:41,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:23:41,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:41,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 158 states and 268 transitions. [2021-11-23 00:23:41,147 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 268 transitions. [2021-11-23 00:23:41,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:23:41,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:41,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:41,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:23:41,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:41,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 00:23:41,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 00:23:41,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2021-11-23 00:23:41,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:41,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:41,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 161 states and 273 transitions. [2021-11-23 00:23:41,611 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 273 transitions. [2021-11-23 00:23:41,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:23:41,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:41,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:41,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:23:41,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:41,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 00:23:41,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 00:23:41,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2021-11-23 00:23:41,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:41,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 162 states and 274 transitions. [2021-11-23 00:23:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 274 transitions. [2021-11-23 00:23:41,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:23:41,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:41,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:41,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:23:41,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:41,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:41,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:41,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 162 states and 272 transitions. [2021-11-23 00:23:41,952 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 272 transitions. [2021-11-23 00:23:41,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:23:41,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:41,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:42,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:42,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:42,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 162 states and 267 transitions. [2021-11-23 00:23:42,251 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 267 transitions. [2021-11-23 00:23:42,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:23:42,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:42,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:42,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:23:42,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:42,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:42,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:42,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 162 states and 263 transitions. [2021-11-23 00:23:42,439 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 263 transitions. [2021-11-23 00:23:42,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:23:42,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:42,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:42,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:23:42,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:42,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:42,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:42,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 162 states and 257 transitions. [2021-11-23 00:23:42,573 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 257 transitions. [2021-11-23 00:23:42,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:23:42,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:42,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:42,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:23:42,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:42,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:42,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:42,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 162 states and 249 transitions. [2021-11-23 00:23:42,860 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 249 transitions. [2021-11-23 00:23:42,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:23:42,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:42,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:42,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:23:42,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:43,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:43,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:43,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 191 states and 288 transitions. [2021-11-23 00:23:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 288 transitions. [2021-11-23 00:23:43,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:23:43,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:43,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:43,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:23:43,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:44,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:45,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:45,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 221 states and 329 transitions. [2021-11-23 00:23:45,211 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 329 transitions. [2021-11-23 00:23:45,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:23:45,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:45,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:45,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:23:45,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:45,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 221 states and 327 transitions. [2021-11-23 00:23:45,388 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 327 transitions. [2021-11-23 00:23:45,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:23:45,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:45,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:45,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:23:45,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:45,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:45,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:45,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 221 states and 325 transitions. [2021-11-23 00:23:45,574 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 325 transitions. [2021-11-23 00:23:45,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:23:45,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:45,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:45,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:45,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:23:45,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:45,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:23:45,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:45,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 224 states and 327 transitions. [2021-11-23 00:23:45,789 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 327 transitions. [2021-11-23 00:23:45,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:23:45,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:45,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:45,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:23:45,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:45,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:45,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:45,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2021-11-23 00:23:45,985 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2021-11-23 00:23:45,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:23:45,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:45,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:46,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:23:46,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:46,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:23:46,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:46,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 227 states and 327 transitions. [2021-11-23 00:23:46,196 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 327 transitions. [2021-11-23 00:23:46,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:23:46,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:46,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:46,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:23:46,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:46,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:47,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:47,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 241 states and 345 transitions. [2021-11-23 00:23:47,203 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 345 transitions. [2021-11-23 00:23:47,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:23:47,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:47,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:47,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:23:47,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:47,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:23:47,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:47,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 253 states and 360 transitions. [2021-11-23 00:23:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 360 transitions. [2021-11-23 00:23:47,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:23:47,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:47,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:47,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:23:47,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:47,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:23:47,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:47,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 256 states and 362 transitions. [2021-11-23 00:23:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 362 transitions. [2021-11-23 00:23:47,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:23:47,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:47,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:47,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:23:47,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:47,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:23:47,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:47,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 268 states and 377 transitions. [2021-11-23 00:23:47,955 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 377 transitions. [2021-11-23 00:23:47,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:23:47,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:47,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:48,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:23:48,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:48,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:49,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:49,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 270 states and 381 transitions. [2021-11-23 00:23:49,022 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 381 transitions. [2021-11-23 00:23:49,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:23:49,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:49,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:49,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:23:49,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:49,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:23:50,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:50,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 270 states and 381 transitions. [2021-11-23 00:23:50,020 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 381 transitions. [2021-11-23 00:23:50,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:23:50,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:50,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:50,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:23:50,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:50,718 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:23:51,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:51,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 272 states and 385 transitions. [2021-11-23 00:23:51,387 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 385 transitions. [2021-11-23 00:23:51,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:23:51,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:51,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:51,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:23:51,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:52,156 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:23:52,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:52,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 274 states and 390 transitions. [2021-11-23 00:23:52,997 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 390 transitions. [2021-11-23 00:23:52,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:23:52,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:52,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:53,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:23:53,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:53,571 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:23:54,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:54,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 276 states and 393 transitions. [2021-11-23 00:23:54,512 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 393 transitions. [2021-11-23 00:23:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:23:54,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:54,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:54,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-23 00:23:54,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:55,420 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:23:57,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:57,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 275 states and 392 transitions. [2021-11-23 00:23:57,654 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 392 transitions. [2021-11-23 00:23:57,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:23:57,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:57,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:58,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 00:23:58,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:23:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:24:00,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:00,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 275 states and 392 transitions. [2021-11-23 00:24:00,593 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 392 transitions. [2021-11-23 00:24:00,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:24:00,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:00,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:01,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 00:24:01,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:01,453 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:24:01,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:01,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 275 states and 392 transitions. [2021-11-23 00:24:01,462 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 392 transitions. [2021-11-23 00:24:01,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:24:01,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:01,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:02,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 00:24:02,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:02,610 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:24:03,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:03,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 277 states and 395 transitions. [2021-11-23 00:24:03,641 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 395 transitions. [2021-11-23 00:24:03,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:24:03,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:03,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:04,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-23 00:24:04,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:05,251 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 8 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:24:06,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:06,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 277 states and 395 transitions. [2021-11-23 00:24:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 395 transitions. [2021-11-23 00:24:06,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:24:06,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:06,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:07,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-23 00:24:07,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:08,165 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 8 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:24:08,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:08,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 277 states and 395 transitions. [2021-11-23 00:24:08,177 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 395 transitions. [2021-11-23 00:24:08,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:24:08,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:08,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:08,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:08,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 00:24:08,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 1 proven. 86 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:24:10,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:10,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 278 states and 398 transitions. [2021-11-23 00:24:10,954 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 398 transitions. [2021-11-23 00:24:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:24:10,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:10,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:11,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:11,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 00:24:11,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:12,492 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:24:13,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:13,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 279 states and 399 transitions. [2021-11-23 00:24:13,838 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 399 transitions. [2021-11-23 00:24:13,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:24:13,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:13,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:14,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-23 00:24:14,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:24:17,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:17,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 279 states and 399 transitions. [2021-11-23 00:24:17,416 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 399 transitions. [2021-11-23 00:24:17,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:24:17,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:17,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:18,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-23 00:24:18,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:18,633 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:24:18,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:18,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 279 states and 399 transitions. [2021-11-23 00:24:18,644 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 399 transitions. [2021-11-23 00:24:18,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:24:18,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:18,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:19,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:19,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-23 00:24:19,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:20,469 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:24:22,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:22,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 279 states and 399 transitions. [2021-11-23 00:24:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 399 transitions. [2021-11-23 00:24:22,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:24:22,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:22,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:23,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-23 00:24:23,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:24:25,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:25,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 281 states and 402 transitions. [2021-11-23 00:24:25,967 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 402 transitions. [2021-11-23 00:24:25,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:24:25,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:25,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:26,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-23 00:24:26,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:28,477 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:24:32,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:32,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 283 states and 406 transitions. [2021-11-23 00:24:32,704 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 406 transitions. [2021-11-23 00:24:32,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:24:32,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:32,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:33,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-23 00:24:33,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:35,519 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:24:40,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:40,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 285 states and 413 transitions. [2021-11-23 00:24:40,391 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 413 transitions. [2021-11-23 00:24:40,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:24:40,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:40,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:41,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-23 00:24:41,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:43,620 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:24:47,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:47,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 285 states and 413 transitions. [2021-11-23 00:24:47,051 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 413 transitions. [2021-11-23 00:24:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:24:47,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:47,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:48,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-23 00:24:48,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:48,321 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:24:48,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:48,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 285 states and 413 transitions. [2021-11-23 00:24:48,338 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 413 transitions. [2021-11-23 00:24:48,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:24:48,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:48,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:50,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 00:24:50,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:51,556 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:24:53,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:53,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 285 states and 413 transitions. [2021-11-23 00:24:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 413 transitions. [2021-11-23 00:24:53,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:24:53,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:53,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 00:25:03,966 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 00:25:03,970 INFO L158 Benchmark]: Toolchain (without parser) took 87130.75ms. Allocated memory was 92.3MB in the beginning and 268.4MB in the end (delta: 176.2MB). Free memory was 51.1MB in the beginning and 198.0MB in the end (delta: -146.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 00:25:03,971 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 70.0MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:25:03,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1307.89ms. Allocated memory is still 92.3MB. Free memory was 50.9MB in the beginning and 44.1MB in the end (delta: 6.8MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2021-11-23 00:25:03,973 INFO L158 Benchmark]: Boogie Procedure Inliner took 188.23ms. Allocated memory is still 92.3MB. Free memory was 44.1MB in the beginning and 37.5MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:25:03,974 INFO L158 Benchmark]: Boogie Preprocessor took 262.61ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 37.5MB in the beginning and 78.8MB in the end (delta: -41.3MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-23 00:25:03,974 INFO L158 Benchmark]: RCFGBuilder took 2429.39ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 78.8MB in the beginning and 93.0MB in the end (delta: -14.2MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2021-11-23 00:25:03,975 INFO L158 Benchmark]: CodeCheck took 82936.07ms. Allocated memory was 146.8MB in the beginning and 268.4MB in the end (delta: 121.6MB). Free memory was 93.0MB in the beginning and 198.0MB in the end (delta: -105.0MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2021-11-23 00:25:03,980 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 0.42ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 70.0MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1307.89ms. Allocated memory is still 92.3MB. Free memory was 50.9MB in the beginning and 44.1MB in the end (delta: 6.8MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 188.23ms. Allocated memory is still 92.3MB. Free memory was 44.1MB in the beginning and 37.5MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 262.61ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 37.5MB in the beginning and 78.8MB in the end (delta: -41.3MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * RCFGBuilder took 2429.39ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 78.8MB in the beginning and 93.0MB in the end (delta: -14.2MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * CodeCheck took 82936.07ms. Allocated memory was 146.8MB in the beginning and 268.4MB in the end (delta: 121.6MB). Free memory was 93.0MB in the beginning and 198.0MB in the end (delta: -105.0MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:25:04,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eaa008d-618f-4b0b-bd56-6587263a9376/bin/ukojak-LBtLqBUTdQ/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown