./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08dbe1d8baf218c90d79c7aa96b8d857526ff0e474f0acb076b8cd9ca4d11ff2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:08:58,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:08:58,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:08:58,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:08:58,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:08:58,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:08:58,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:08:58,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:08:58,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:08:58,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:08:58,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:08:58,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:08:58,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:08:58,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:08:58,211 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:08:58,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:08:58,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:08:58,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:08:58,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:08:58,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:08:58,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:08:58,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:08:58,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:08:58,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:08:58,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:08:58,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:08:58,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:08:58,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:08:58,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:08:58,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:08:58,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:08:58,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:08:58,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:08:58,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:08:58,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:08:58,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:08:58,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:08:58,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:08:58,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:08:58,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:08:58,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:08:58,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:08:58,268 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:08:58,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:08:58,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:08:58,270 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:08:58,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:08:58,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:08:58,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:08:58,271 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:08:58,272 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:08:58,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:08:58,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:08:58,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:08:58,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:08:58,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:08:58,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:08:58,274 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:08:58,274 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:08:58,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:08:58,274 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:08:58,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:08:58,275 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:08:58,275 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:08:58,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:08:58,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:08:58,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:08:58,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:08:58,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:08:58,277 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:08:58,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:08:58,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:08:58,278 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_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08dbe1d8baf218c90d79c7aa96b8d857526ff0e474f0acb076b8cd9ca4d11ff2 [2021-11-25 07:08:58,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:08:58,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:08:58,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:08:58,547 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:08:58,551 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:08:58,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i [2021-11-25 07:08:58,655 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/data/155a74e4c/426f764ebbff41bc81c5a26b63247474/FLAGda93564fd [2021-11-25 07:08:59,355 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:08:59,358 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i [2021-11-25 07:08:59,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/data/155a74e4c/426f764ebbff41bc81c5a26b63247474/FLAGda93564fd [2021-11-25 07:08:59,600 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/data/155a74e4c/426f764ebbff41bc81c5a26b63247474 [2021-11-25 07:08:59,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:08:59,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:08:59,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:08:59,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:08:59,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:08:59,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:08:59" (1/1) ... [2021-11-25 07:08:59,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab8bb50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:59, skipping insertion in model container [2021-11-25 07:08:59,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:08:59" (1/1) ... [2021-11-25 07:08:59,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:08:59,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:09:00,165 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_9a607bed-f18a-423a-a8e5-3122a1fdd14b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i[33021,33034] [2021-11-25 07:09:00,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:09:00,354 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:09:00,386 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_9a607bed-f18a-423a-a8e5-3122a1fdd14b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i[33021,33034] [2021-11-25 07:09:00,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:09:00,517 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:09:00,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:00 WrapperNode [2021-11-25 07:09:00,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:09:00,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:09:00,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:09:00,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:09:00,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:00" (1/1) ... [2021-11-25 07:09:00,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:00" (1/1) ... [2021-11-25 07:09:00,650 INFO L137 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1159 [2021-11-25 07:09:00,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:09:00,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:09:00,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:09:00,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:09:00,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:00" (1/1) ... [2021-11-25 07:09:00,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:00" (1/1) ... [2021-11-25 07:09:00,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:00" (1/1) ... [2021-11-25 07:09:00,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:00" (1/1) ... [2021-11-25 07:09:00,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:00" (1/1) ... [2021-11-25 07:09:00,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:00" (1/1) ... [2021-11-25 07:09:00,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:00" (1/1) ... [2021-11-25 07:09:00,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:09:00,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:09:00,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:09:00,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:09:00,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:00" (1/1) ... [2021-11-25 07:09:00,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:09:00,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:09:00,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:09:00,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:09:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:09:00,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:09:00,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:09:00,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:09:00,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:09:00,918 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:09:00,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:09:00,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:09:00,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:09:00,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:09:00,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:09:00,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:09:00,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:09:00,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:09:00,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:09:01,245 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:09:01,247 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:09:02,421 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:09:02,979 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:09:02,979 INFO L301 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-25 07:09:02,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:09:02 BoogieIcfgContainer [2021-11-25 07:09:02,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:09:02,986 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:09:02,986 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:09:02,996 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:09:02,997 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:09:02" (1/1) ... [2021-11-25 07:09:03,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:09:03,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:03,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-11-25 07:09:03,114 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-11-25 07:09:03,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:09:03,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:03,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:03,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:03,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:03,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:03,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-25 07:09:03,397 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-25 07:09:03,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:09:03,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:03,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:03,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:03,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:03,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:03,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-25 07:09:03,511 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-25 07:09:03,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:09:03,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:03,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:03,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:03,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:03,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:03,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:03,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2021-11-25 07:09:03,653 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2021-11-25 07:09:03,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:09:03,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:03,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:03,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:03,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:03,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:03,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:03,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-25 07:09:03,810 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-25 07:09:03,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:09:03,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:03,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:03,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:03,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:03,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:03,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2021-11-25 07:09:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2021-11-25 07:09:04,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:09:04,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:04,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:05,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:05,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:05,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:05,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:05,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-25 07:09:05,210 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-25 07:09:05,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:05,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:05,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:06,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 3016 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:06,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:06,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:06,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:06,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2021-11-25 07:09:06,841 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2021-11-25 07:09:06,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:06,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:06,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:07,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:07,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:07,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:07,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:07,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2021-11-25 07:09:07,625 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-25 07:09:07,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:09:07,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:07,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:08,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:08,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:08,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:08,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:08,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2021-11-25 07:09:08,298 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-25 07:09:08,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:09:08,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:08,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:09,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 3017 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:09,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:09,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:09,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:09,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-25 07:09:09,963 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-25 07:09:09,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:09:09,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:09,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:10,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:10,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:10,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:10,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:10,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2021-11-25 07:09:10,657 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2021-11-25 07:09:10,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:09:10,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:10,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:11,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:11,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:11,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:11,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2021-11-25 07:09:11,323 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2021-11-25 07:09:11,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:09:11,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:11,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:12,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:12,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:12,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:12,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2021-11-25 07:09:12,377 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-25 07:09:12,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:09:12,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:12,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:13,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 3046 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:09:13,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:14,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:14,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2021-11-25 07:09:14,065 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-11-25 07:09:14,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:09:14,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:14,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:14,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:15,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:15,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:15,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:15,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2021-11-25 07:09:15,130 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2021-11-25 07:09:15,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:09:15,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:15,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:16,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:16,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:16,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:09:16,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:16,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2021-11-25 07:09:16,219 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2021-11-25 07:09:16,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:09:16,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:16,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:17,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 3059 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:17,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:17,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:17,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:17,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2021-11-25 07:09:17,349 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2021-11-25 07:09:17,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:09:17,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:17,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:18,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:18,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:18,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:09:18,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:18,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2021-11-25 07:09:18,472 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2021-11-25 07:09:18,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:09:18,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:18,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:19,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:19,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:19,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:19,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:09:19,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:19,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2021-11-25 07:09:19,664 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2021-11-25 07:09:19,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:09:19,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:19,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:20,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:20,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:20,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:09:20,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:20,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2021-11-25 07:09:20,586 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2021-11-25 07:09:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:09:20,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:20,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:21,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:09:21,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:21,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:09:21,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:21,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2021-11-25 07:09:21,733 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2021-11-25 07:09:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:09:21,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:21,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:22,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:09:22,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:22,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:09:22,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:22,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2021-11-25 07:09:22,979 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2021-11-25 07:09:22,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:09:22,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:22,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:23,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 3271 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:09:23,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:23,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:23,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:23,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2021-11-25 07:09:23,948 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2021-11-25 07:09:23,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:09:23,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:23,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:25,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 3277 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:25,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:25,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:25,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:25,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-25 07:09:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-25 07:09:25,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:09:25,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:25,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:26,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:26,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:26,422 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:09:26,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:26,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 297 states and 371 transitions. [2021-11-25 07:09:26,470 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 371 transitions. [2021-11-25 07:09:26,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:09:26,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:26,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:27,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:27,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:27,495 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:09:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:27,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-25 07:09:27,533 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-25 07:09:27,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:09:27,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:27,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:28,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 3278 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:28,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:28,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:28,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:28,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 315 states and 392 transitions. [2021-11-25 07:09:28,973 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 392 transitions. [2021-11-25 07:09:28,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:09:28,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:28,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:29,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:29,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:29,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:29,774 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:09:29,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:29,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 324 states and 402 transitions. [2021-11-25 07:09:29,842 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 402 transitions. [2021-11-25 07:09:29,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:09:29,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:29,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:30,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:30,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:30,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:09:30,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:30,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2021-11-25 07:09:30,718 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2021-11-25 07:09:30,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:09:30,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:30,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:31,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 3307 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:09:31,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:31,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:32,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:32,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 342 states and 423 transitions. [2021-11-25 07:09:32,208 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 423 transitions. [2021-11-25 07:09:32,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:09:32,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:32,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:33,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 3294 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:09:33,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:33,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:09:33,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:33,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 343 states and 425 transitions. [2021-11-25 07:09:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 425 transitions. [2021-11-25 07:09:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:09:33,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:33,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:34,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:09:34,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:09:34,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:34,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 356 states and 440 transitions. [2021-11-25 07:09:34,836 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 440 transitions. [2021-11-25 07:09:34,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:09:34,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:34,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:35,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:09:35,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:35,702 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:09:35,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:35,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 365 states and 450 transitions. [2021-11-25 07:09:35,750 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 450 transitions. [2021-11-25 07:09:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:09:35,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:35,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:36,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:09:36,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:36,760 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:09:36,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:36,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-25 07:09:36,779 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-25 07:09:36,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:09:36,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:36,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:42,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:09:42,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:09:42,760 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:09:42,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:42,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-25 07:09:42,847 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-25 07:09:42,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:09:42,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:42,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:09:53,307 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 07:09:53,311 INFO L158 Benchmark]: Toolchain (without parser) took 53705.69ms. Allocated memory was 92.3MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 55.7MB in the beginning and 767.9MB in the end (delta: -712.2MB). Peak memory consumption was 431.4MB. Max. memory is 16.1GB. [2021-11-25 07:09:53,312 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:09:53,313 INFO L158 Benchmark]: CACSL2BoogieTranslator took 908.59ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 55.5MB in the beginning and 74.6MB in the end (delta: -19.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:09:53,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 132.52ms. Allocated memory is still 123.7MB. Free memory was 74.6MB in the beginning and 66.8MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:09:53,314 INFO L158 Benchmark]: Boogie Preprocessor took 159.34ms. Allocated memory is still 123.7MB. Free memory was 66.8MB in the beginning and 59.1MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:09:53,315 INFO L158 Benchmark]: RCFGBuilder took 2172.83ms. Allocated memory is still 123.7MB. Free memory was 58.5MB in the beginning and 43.4MB in the end (delta: 15.0MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2021-11-25 07:09:53,316 INFO L158 Benchmark]: CodeCheck took 50323.40ms. Allocated memory was 123.7MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 43.4MB in the beginning and 767.9MB in the end (delta: -724.5MB). Peak memory consumption was 386.8MB. Max. memory is 16.1GB. [2021-11-25 07:09:53,320 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 0.27ms. Allocated memory is still 92.3MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 908.59ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 55.5MB in the beginning and 74.6MB in the end (delta: -19.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 132.52ms. Allocated memory is still 123.7MB. Free memory was 74.6MB in the beginning and 66.8MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 159.34ms. Allocated memory is still 123.7MB. Free memory was 66.8MB in the beginning and 59.1MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2172.83ms. Allocated memory is still 123.7MB. Free memory was 58.5MB in the beginning and 43.4MB in the end (delta: 15.0MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. * CodeCheck took 50323.40ms. Allocated memory was 123.7MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 43.4MB in the beginning and 767.9MB in the end (delta: -724.5MB). Peak memory consumption was 386.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:09:53,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a607bed-f18a-423a-a8e5-3122a1fdd14b/bin/ukojak-d1pc8ZmBRL/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown