./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN --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 98addbea2d7583a98dfe535f8a62b1da98b67168a60a4eb76b7c658a539d3a89 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:20:49,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:20:49,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:20:49,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:20:49,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:20:49,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:20:49,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:20:49,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:20:49,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:20:49,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:20:49,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:20:49,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:20:49,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:20:49,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:20:49,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:20:49,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:20:49,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:20:49,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:20:49,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:20:49,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:20:49,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:20:49,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:20:49,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:20:49,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:20:49,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:20:49,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:20:49,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:20:49,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:20:49,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:20:49,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:20:49,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:20:49,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:20:49,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:20:49,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:20:49,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:20:49,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:20:49,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:20:49,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:20:49,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:20:49,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:20:49,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:20:49,210 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 05:20:49,234 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:20:49,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:20:49,236 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:20:49,236 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:20:49,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:20:49,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:20:49,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:20:49,238 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:20:49,238 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:20:49,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:20:49,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:20:49,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:20:49,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:20:49,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:20:49,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:20:49,239 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:20:49,239 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:20:49,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:20:49,240 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:20:49,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:20:49,240 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:20:49,241 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:20:49,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:20:49,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:20:49,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:20:49,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:20:49,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:20:49,242 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:20:49,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:20:49,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:20:49,243 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_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98addbea2d7583a98dfe535f8a62b1da98b67168a60a4eb76b7c658a539d3a89 [2021-11-21 05:20:49,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:20:49,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:20:49,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:20:49,556 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:20:49,557 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:20:49,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i [2021-11-21 05:20:49,640 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/data/cf06232b6/24328668235d4c688d84b69cc6cef359/FLAG7bfcdddd2 [2021-11-21 05:20:50,211 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:20:50,212 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i [2021-11-21 05:20:50,235 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/data/cf06232b6/24328668235d4c688d84b69cc6cef359/FLAG7bfcdddd2 [2021-11-21 05:20:50,451 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/data/cf06232b6/24328668235d4c688d84b69cc6cef359 [2021-11-21 05:20:50,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:20:50,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:20:50,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:20:50,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:20:50,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:20:50,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:20:50" (1/1) ... [2021-11-21 05:20:50,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5501ce34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:50, skipping insertion in model container [2021-11-21 05:20:50,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:20:50" (1/1) ... [2021-11-21 05:20:50,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:20:50,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:20:50,941 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_96ee5c66-3981-418c-896f-96fadef1c745/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i[33021,33034] [2021-11-21 05:20:51,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:20:51,026 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:20:51,054 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_96ee5c66-3981-418c-896f-96fadef1c745/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i[33021,33034] [2021-11-21 05:20:51,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:20:51,191 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:20:51,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:51 WrapperNode [2021-11-21 05:20:51,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:20:51,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:20:51,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:20:51,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:20:51,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:51" (1/1) ... [2021-11-21 05:20:51,262 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:51" (1/1) ... [2021-11-21 05:20:51,313 INFO L137 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 782 [2021-11-21 05:20:51,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:20:51,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:20:51,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:20:51,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:20:51,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:51" (1/1) ... [2021-11-21 05:20:51,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:51" (1/1) ... [2021-11-21 05:20:51,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:51" (1/1) ... [2021-11-21 05:20:51,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:51" (1/1) ... [2021-11-21 05:20:51,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:51" (1/1) ... [2021-11-21 05:20:51,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:51" (1/1) ... [2021-11-21 05:20:51,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:51" (1/1) ... [2021-11-21 05:20:51,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:20:51,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:20:51,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:20:51,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:20:51,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:51" (1/1) ... [2021-11-21 05:20:51,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:20:51,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:20:51,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:20:51,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:20:51,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:20:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 05:20:51,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 05:20:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:20:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 05:20:51,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 05:20:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 05:20:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:20:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:20:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 05:20:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 05:20:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:20:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:20:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:20:51,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:20:51,856 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:20:51,858 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:20:52,731 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:20:53,088 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:20:53,088 INFO L301 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-21 05:20:53,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:20:53 BoogieIcfgContainer [2021-11-21 05:20:53,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:20:53,094 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:20:53,095 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:20:53,105 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:20:53,105 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:20:53" (1/1) ... [2021-11-21 05:20:53,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:20:53,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 103 states and 172 transitions. [2021-11-21 05:20:53,205 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 172 transitions. [2021-11-21 05:20:53,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:20:53,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:53,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:53,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:20:53,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:53,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 105 states and 175 transitions. [2021-11-21 05:20:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 175 transitions. [2021-11-21 05:20:53,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:20:53,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:53,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:53,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:20:53,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:53,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:53,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:53,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 174 transitions. [2021-11-21 05:20:53,663 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2021-11-21 05:20:53,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:20:53,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:53,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:53,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:53,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:20:53,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:53,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:53,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:53,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 104 states and 172 transitions. [2021-11-21 05:20:53,777 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 172 transitions. [2021-11-21 05:20:53,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:20:53,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:53,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:53,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:20:53,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:53,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:53,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2021-11-21 05:20:53,921 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2021-11-21 05:20:53,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:20:53,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:53,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:53,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:20:53,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:54,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2021-11-21 05:20:54,039 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2021-11-21 05:20:54,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:20:54,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:54,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:54,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:20:54,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:54,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:54,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:54,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 104 states and 156 transitions. [2021-11-21 05:20:54,280 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 156 transitions. [2021-11-21 05:20:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:20:54,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:54,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:54,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:20:54,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:54,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 128 states and 186 transitions. [2021-11-21 05:20:54,715 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 186 transitions. [2021-11-21 05:20:54,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:20:54,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:54,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:54,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:20:54,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 128 states and 184 transitions. [2021-11-21 05:20:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 184 transitions. [2021-11-21 05:20:54,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:20:54,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:54,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:54,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:20:54,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:55,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:55,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:55,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 153 states and 215 transitions. [2021-11-21 05:20:55,457 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2021-11-21 05:20:55,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:20:55,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:55,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:55,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:20:55,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:55,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:55,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:55,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 153 states and 213 transitions. [2021-11-21 05:20:55,591 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 213 transitions. [2021-11-21 05:20:55,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:20:55,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:55,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:55,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:20:55,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:55,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:55,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:55,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2021-11-21 05:20:55,739 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2021-11-21 05:20:55,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:20:55,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:55,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:55,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:20:55,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:55,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:56,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:56,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 166 states and 226 transitions. [2021-11-21 05:20:56,080 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions. [2021-11-21 05:20:56,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:20:56,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:56,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:56,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:20:56,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:56,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:20:56,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 169 states and 228 transitions. [2021-11-21 05:20:56,271 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions. [2021-11-21 05:20:56,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:20:56,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:56,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:56,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:20:56,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:56,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:20:56,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:56,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 172 states and 230 transitions. [2021-11-21 05:20:56,465 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2021-11-21 05:20:56,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:20:56,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:56,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:56,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:20:56,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:56,669 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:20:56,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:56,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 175 states and 232 transitions. [2021-11-21 05:20:56,684 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 232 transitions. [2021-11-21 05:20:56,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:20:56,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:56,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:56,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:56,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:20:56,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:56,881 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:20:56,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:56,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 184 states and 242 transitions. [2021-11-21 05:20:56,911 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 242 transitions. [2021-11-21 05:20:56,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:20:56,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:56,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:56,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:56,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:20:56,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:57,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:20:57,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:57,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-21 05:20:57,141 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-21 05:20:57,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:20:57,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:57,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:57,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:57,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 05:20:57,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:57,430 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:20:57,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:57,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-21 05:20:57,477 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-21 05:20:57,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:20:57,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:57,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:57,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:20:57,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:57,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:57,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 195 states and 256 transitions. [2021-11-21 05:20:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 256 transitions. [2021-11-21 05:20:57,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:20:57,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:57,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:58,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:58,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 05:20:58,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:58,233 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:20:58,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:58,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 197 states and 260 transitions. [2021-11-21 05:20:58,424 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 260 transitions. [2021-11-21 05:20:58,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:20:58,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:58,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:58,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:20:58,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:58,869 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:20:59,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:59,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 199 states and 263 transitions. [2021-11-21 05:20:59,139 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 263 transitions. [2021-11-21 05:20:59,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:20:59,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:59,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:59,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 05:20:59,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:20:59,701 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:20:59,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:59,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 199 states and 263 transitions. [2021-11-21 05:20:59,911 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 263 transitions. [2021-11-21 05:20:59,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:20:59,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:59,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:00,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 05:21:00,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:00,455 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:21:00,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:00,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 201 states and 266 transitions. [2021-11-21 05:21:00,653 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 266 transitions. [2021-11-21 05:21:00,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:21:00,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:00,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:00,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:00,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 05:21:00,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:01,260 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:21:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:01,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 198 states and 262 transitions. [2021-11-21 05:21:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 262 transitions. [2021-11-21 05:21:01,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:21:01,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:01,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:01,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:21:01,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:02,300 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:21:02,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:02,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 198 states and 262 transitions. [2021-11-21 05:21:02,460 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 262 transitions. [2021-11-21 05:21:02,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:21:02,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:02,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:02,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:21:02,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:02,815 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:21:02,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:02,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 198 states and 262 transitions. [2021-11-21 05:21:02,823 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 262 transitions. [2021-11-21 05:21:02,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:21:02,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:02,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:02,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:03,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:21:03,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:03,512 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:21:04,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:04,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 198 states and 262 transitions. [2021-11-21 05:21:04,009 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 262 transitions. [2021-11-21 05:21:04,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:21:04,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:04,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:04,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 05:21:04,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:04,373 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:21:04,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:04,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-21 05:21:04,782 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-21 05:21:04,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:21:04,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:04,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:05,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-21 05:21:05,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:05,520 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:21:05,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:05,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-21 05:21:05,815 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-21 05:21:05,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:21:05,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:05,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:06,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:21:06,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:06,425 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:21:06,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:06,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-21 05:21:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-21 05:21:06,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:21:06,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:06,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:06,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:21:06,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:06,971 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:21:06,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:06,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-21 05:21:06,980 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-21 05:21:06,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:21:06,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:06,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:07,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:21:07,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:07,589 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:21:07,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:07,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-21 05:21:07,598 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-21 05:21:07,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:21:07,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:07,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:08,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:21:08,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:08,601 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:21:08,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:08,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 202 states and 270 transitions. [2021-11-21 05:21:08,953 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 270 transitions. [2021-11-21 05:21:08,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:21:08,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:08,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:09,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:21:09,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 10 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:21:10,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:10,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 202 states and 270 transitions. [2021-11-21 05:21:10,230 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 270 transitions. [2021-11-21 05:21:10,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:21:10,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:10,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:10,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:10,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 05:21:10,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:10,951 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 05:21:11,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:11,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 204 states and 274 transitions. [2021-11-21 05:21:11,802 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 274 transitions. [2021-11-21 05:21:11,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:21:11,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:11,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:12,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-21 05:21:12,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:12,866 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:21:13,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:13,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 204 states and 274 transitions. [2021-11-21 05:21:13,429 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 274 transitions. [2021-11-21 05:21:13,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:21:13,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:13,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:13,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:13,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:21:13,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:14,225 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 05:21:14,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:14,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 206 states and 277 transitions. [2021-11-21 05:21:14,728 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 277 transitions. [2021-11-21 05:21:14,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:21:14,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:14,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:15,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-21 05:21:15,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:16,348 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 12 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:21:17,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:17,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 206 states and 277 transitions. [2021-11-21 05:21:17,135 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 277 transitions. [2021-11-21 05:21:17,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:21:17,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:17,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:17,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-21 05:21:17,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:18,010 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 12 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:21:18,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:18,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 206 states and 277 transitions. [2021-11-21 05:21:18,017 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 277 transitions. [2021-11-21 05:21:18,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:21:18,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:18,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:18,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-21 05:21:18,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:19,141 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 05:21:19,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:19,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 208 states and 289 transitions. [2021-11-21 05:21:19,828 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 289 transitions. [2021-11-21 05:21:19,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:21:19,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:19,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:20,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-21 05:21:20,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 13 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:21:21,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:21,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 208 states and 289 transitions. [2021-11-21 05:21:21,837 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 289 transitions. [2021-11-21 05:21:21,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:21:21,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:21,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:22,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-21 05:21:22,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:22,804 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 05:21:23,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:23,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-21 05:21:23,523 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-21 05:21:23,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:21:23,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:23,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:24,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-21 05:21:24,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:24,949 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 05:21:26,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 212 states and 304 transitions. [2021-11-21 05:21:26,390 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 304 transitions. [2021-11-21 05:21:26,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:21:26,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:26,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:27,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-21 05:21:27,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 148 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-21 05:21:29,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:29,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 214 states and 318 transitions. [2021-11-21 05:21:29,984 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 318 transitions. [2021-11-21 05:21:29,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:21:29,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:29,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:31,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-21 05:21:31,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:33,364 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 173 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-21 05:21:37,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:37,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 216 states and 313 transitions. [2021-11-21 05:21:37,252 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 313 transitions. [2021-11-21 05:21:37,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:21:37,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:37,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:39,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:21:39,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:21:41,371 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 199 proven. 91 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-21 05:21:43,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:43,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 216 states and 313 transitions. [2021-11-21 05:21:43,223 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 313 transitions. [2021-11-21 05:21:43,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:21:43,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:43,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 05:21:53,364 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) [2021-11-21 05:21:53,368 INFO L158 Benchmark]: Toolchain (without parser) took 62913.52ms. Allocated memory was 92.3MB in the beginning and 195.0MB in the end (delta: 102.8MB). Free memory was 56.0MB in the beginning and 82.2MB in the end (delta: -26.2MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2021-11-21 05:21:53,369 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 92.3MB. Free memory was 65.8MB in the beginning and 65.8MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:21:53,370 INFO L158 Benchmark]: CACSL2BoogieTranslator took 730.27ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 48.6MB in the end (delta: 7.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 05:21:53,370 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.78ms. Allocated memory is still 92.3MB. Free memory was 48.6MB in the beginning and 43.0MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 05:21:53,371 INFO L158 Benchmark]: Boogie Preprocessor took 143.05ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 43.0MB in the beginning and 85.3MB in the end (delta: -42.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2021-11-21 05:21:53,372 INFO L158 Benchmark]: RCFGBuilder took 1635.41ms. Allocated memory is still 111.1MB. Free memory was 85.3MB in the beginning and 67.2MB in the end (delta: 18.1MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. [2021-11-21 05:21:53,372 INFO L158 Benchmark]: CodeCheck took 60272.51ms. Allocated memory was 111.1MB in the beginning and 195.0MB in the end (delta: 83.9MB). Free memory was 67.2MB in the beginning and 82.2MB in the end (delta: -15.0MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2021-11-21 05:21:53,376 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 0.24ms. Allocated memory is still 92.3MB. Free memory was 65.8MB in the beginning and 65.8MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 730.27ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 48.6MB in the end (delta: 7.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.78ms. Allocated memory is still 92.3MB. Free memory was 48.6MB in the beginning and 43.0MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.05ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 43.0MB in the beginning and 85.3MB in the end (delta: -42.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1635.41ms. Allocated memory is still 111.1MB. Free memory was 85.3MB in the beginning and 67.2MB in the end (delta: 18.1MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. * CodeCheck took 60272.51ms. Allocated memory was 111.1MB in the beginning and 195.0MB in the end (delta: 83.9MB). Free memory was 67.2MB in the beginning and 82.2MB in the end (delta: -15.0MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:21:53,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/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_96ee5c66-3981-418c-896f-96fadef1c745/bin/ukojak-vF6T2TMglN/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