./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.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_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/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_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/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_76eaf85e-1622-4d53-b609-21e3ac015d40/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 cb52e740550b0ec41396d39fc3beea75c2dcd7385105eaeaaabca1f449d4b319 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:01:11,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:01:11,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:01:11,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:01:11,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:01:11,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:01:11,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:01:11,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:01:11,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:01:11,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:01:11,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:01:11,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:01:11,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:01:11,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:01:11,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:01:11,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:01:11,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:01:11,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:01:11,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:01:11,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:01:11,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:01:11,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:01:11,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:01:11,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:01:11,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:01:11,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:01:11,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:01:11,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:01:11,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:01:11,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:01:11,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:01:11,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:01:11,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:01:11,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:01:11,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:01:11,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:01:11,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:01:11,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:01:11,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:01:11,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:01:11,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:01:11,254 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:01:11,296 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:01:11,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:01:11,300 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:01:11,301 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:01:11,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:01:11,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:01:11,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:01:11,302 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:01:11,302 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:01:11,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:01:11,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:01:11,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:01:11,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:01:11,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:01:11,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:01:11,311 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:01:11,311 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:01:11,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:01:11,312 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:01:11,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:01:11,312 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:01:11,313 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:01:11,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:01:11,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:01:11,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:01:11,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:01:11,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:01:11,314 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:01:11,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:01:11,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:01:11,315 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_76eaf85e-1622-4d53-b609-21e3ac015d40/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb52e740550b0ec41396d39fc3beea75c2dcd7385105eaeaaabca1f449d4b319 [2021-11-25 07:01:11,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:01:11,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:01:11,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:01:11,610 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:01:11,611 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:01:11,612 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.i [2021-11-25 07:01:11,684 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/data/198bbed0c/64037059a9064642a8673226259eeedf/FLAG7c5175ec7 [2021-11-25 07:01:12,399 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:01:12,400 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.i [2021-11-25 07:01:12,430 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/data/198bbed0c/64037059a9064642a8673226259eeedf/FLAG7c5175ec7 [2021-11-25 07:01:12,553 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/data/198bbed0c/64037059a9064642a8673226259eeedf [2021-11-25 07:01:12,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:01:12,562 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:01:12,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:01:12,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:01:12,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:01:12,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:01:12" (1/1) ... [2021-11-25 07:01:12,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4499bb83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:12, skipping insertion in model container [2021-11-25 07:01:12,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:01:12" (1/1) ... [2021-11-25 07:01:12,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:01:12,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:01:13,266 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_76eaf85e-1622-4d53-b609-21e3ac015d40/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.i[33021,33034] [2021-11-25 07:01:13,565 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_76eaf85e-1622-4d53-b609-21e3ac015d40/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.i[84583,84596] [2021-11-25 07:01:13,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:01:13,599 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:01:13,628 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_76eaf85e-1622-4d53-b609-21e3ac015d40/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.i[33021,33034] [2021-11-25 07:01:13,786 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_76eaf85e-1622-4d53-b609-21e3ac015d40/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.i[84583,84596] [2021-11-25 07:01:13,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:01:13,838 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:01:13,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:13 WrapperNode [2021-11-25 07:01:13,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:01:13,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:01:13,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:01:13,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:01:13,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:13" (1/1) ... [2021-11-25 07:01:13,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:13" (1/1) ... [2021-11-25 07:01:14,029 INFO L137 Inliner]: procedures = 177, calls = 781, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3027 [2021-11-25 07:01:14,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:01:14,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:01:14,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:01:14,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:01:14,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:13" (1/1) ... [2021-11-25 07:01:14,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:13" (1/1) ... [2021-11-25 07:01:14,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:13" (1/1) ... [2021-11-25 07:01:14,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:13" (1/1) ... [2021-11-25 07:01:14,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:13" (1/1) ... [2021-11-25 07:01:14,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:13" (1/1) ... [2021-11-25 07:01:14,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:13" (1/1) ... [2021-11-25 07:01:14,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:01:14,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:01:14,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:01:14,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:01:14,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:01:13" (1/1) ... [2021-11-25 07:01:14,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:01:14,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:01:14,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:01:14,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:01:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:01:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:01:14,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:01:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:01:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:01:14,315 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:01:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:01:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:01:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:01:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:01:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 07:01:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:01:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:01:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:01:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:01:14,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:01:14,532 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:01:14,534 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:01:16,853 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:01:17,417 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:01:17,418 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-25 07:01:17,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:01:17 BoogieIcfgContainer [2021-11-25 07:01:17,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:01:17,425 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:01:17,425 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:01:17,435 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:01:17,435 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:01:17" (1/1) ... [2021-11-25 07:01:17,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:01:17,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:17,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1123 states and 2203 transitions. [2021-11-25 07:01:17,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2203 transitions. [2021-11-25 07:01:17,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:01:17,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:17,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:17,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:17,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 07:01:17,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:17,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 07:01:17,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 07:01:18,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:01:18,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:01:18,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:01:18,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:18,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1126 states and 2208 transitions. [2021-11-25 07:01:18,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2208 transitions. [2021-11-25 07:01:18,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:01:18,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:18,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:18,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:18,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 07:01:18,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:18,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 07:01:18,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 07:01:18,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:01:18,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:01:18,216 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 07:01:18,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:18,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1127 states and 2209 transitions. [2021-11-25 07:01:18,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2209 transitions. [2021-11-25 07:01:18,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:01:18,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:18,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:18,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:01:18,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:18,387 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 07:01:18,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:18,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1127 states and 2207 transitions. [2021-11-25 07:01:18,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2207 transitions. [2021-11-25 07:01:18,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:01:18,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:18,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:18,501 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 07:01:18,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:18,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1127 states and 2202 transitions. [2021-11-25 07:01:18,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2202 transitions. [2021-11-25 07:01:18,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:01:18,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:18,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:18,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:01:18,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:18,715 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 07:01:18,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:18,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1127 states and 2198 transitions. [2021-11-25 07:01:18,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2198 transitions. [2021-11-25 07:01:18,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:01:18,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:18,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:18,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:01:18,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:18,874 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 07:01:18,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:18,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1127 states and 2192 transitions. [2021-11-25 07:01:18,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2192 transitions. [2021-11-25 07:01:18,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:01:18,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:18,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:19,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:01:19,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:19,100 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 07:01:19,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:19,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1127 states and 2184 transitions. [2021-11-25 07:01:19,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2184 transitions. [2021-11-25 07:01:19,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:01:19,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:19,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:19,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:01:19,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:19,845 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 07:01:20,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:20,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1141 states and 2201 transitions. [2021-11-25 07:01:20,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2201 transitions. [2021-11-25 07:01:20,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:01:20,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:20,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:20,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:20,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:01:20,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:20,426 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 07:01:20,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:20,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1141 states and 2199 transitions. [2021-11-25 07:01:20,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2199 transitions. [2021-11-25 07:01:20,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:01:20,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:20,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:21,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 1586 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:01:21,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:21,115 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 07:01:21,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:21,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1141 states and 2197 transitions. [2021-11-25 07:01:21,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2197 transitions. [2021-11-25 07:01:21,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:01:21,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:21,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:21,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:01:21,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:21,793 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 07:01:21,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:21,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1144 states and 2199 transitions. [2021-11-25 07:01:21,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2199 transitions. [2021-11-25 07:01:21,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:01:21,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:21,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:22,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:01:22,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:22,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:01:22,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:22,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1146 states and 2203 transitions. [2021-11-25 07:01:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2203 transitions. [2021-11-25 07:01:22,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:01:22,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:22,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:23,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:01:23,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:23,606 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:01:23,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:23,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1148 states and 2207 transitions. [2021-11-25 07:01:23,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2207 transitions. [2021-11-25 07:01:23,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:01:23,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:23,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:24,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:01:24,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:24,964 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:01:25,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:25,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1148 states and 2207 transitions. [2021-11-25 07:01:25,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2207 transitions. [2021-11-25 07:01:25,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:01:25,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:25,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:25,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 07:01:25,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:25,886 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:01:26,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:26,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1150 states and 2210 transitions. [2021-11-25 07:01:26,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2210 transitions. [2021-11-25 07:01:26,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:01:26,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:26,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:27,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:01:27,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:27,651 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:01:27,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:27,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1150 states and 2210 transitions. [2021-11-25 07:01:27,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2210 transitions. [2021-11-25 07:01:27,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:01:27,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:27,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:29,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:29,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:01:29,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:29,591 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:01:29,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:29,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1152 states and 2213 transitions. [2021-11-25 07:01:29,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2213 transitions. [2021-11-25 07:01:29,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:01:29,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:29,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:30,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 07:01:30,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:30,845 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:01:32,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:32,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1151 states and 2215 transitions. [2021-11-25 07:01:32,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2215 transitions. [2021-11-25 07:01:32,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:01:32,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:32,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:32,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 07:01:32,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:33,341 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:01:34,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:34,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1153 states and 2218 transitions. [2021-11-25 07:01:34,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2218 transitions. [2021-11-25 07:01:34,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:01:34,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:34,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:35,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-25 07:01:35,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:36,025 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:01:36,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:36,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1155 states and 2227 transitions. [2021-11-25 07:01:36,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2227 transitions. [2021-11-25 07:01:36,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:01:36,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:36,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:42,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 07:01:42,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:43,030 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 07:01:44,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:44,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1157 states and 2230 transitions. [2021-11-25 07:01:44,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2230 transitions. [2021-11-25 07:01:44,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:01:44,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:44,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:45,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 07:01:45,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:45,675 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:01:47,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1159 states and 2242 transitions. [2021-11-25 07:01:47,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2242 transitions. [2021-11-25 07:01:47,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:01:47,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:47,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:49,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 07:01:49,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:50,638 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 11 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:01:51,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:51,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1159 states and 2242 transitions. [2021-11-25 07:01:51,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2242 transitions. [2021-11-25 07:01:51,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:01:51,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:51,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:52,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 07:01:52,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:53,413 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 07:01:54,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:54,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1161 states and 2245 transitions. [2021-11-25 07:01:54,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2245 transitions. [2021-11-25 07:01:54,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:01:54,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:54,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:56,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 07:01:56,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:01:57,358 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 07:01:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:59,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1163 states and 2258 transitions. [2021-11-25 07:01:59,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2258 transitions. [2021-11-25 07:01:59,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:01:59,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:59,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:00,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 07:02:00,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:02:01,445 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 13 proven. 253 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:02:02,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:02,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1163 states and 2258 transitions. [2021-11-25 07:02:02,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2258 transitions. [2021-11-25 07:02:02,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:02:02,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:02,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:04,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 07:02:04,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:02:04,709 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 13 proven. 253 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:02:04,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:04,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1163 states and 2258 transitions. [2021-11-25 07:02:04,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2258 transitions. [2021-11-25 07:02:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:02:04,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:04,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:07,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:07,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 07:02:07,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:02:07,293 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 07:02:08,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:08,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1165 states and 2272 transitions. [2021-11-25 07:02:08,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2272 transitions. [2021-11-25 07:02:08,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:02:08,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:08,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:10,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 1069 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 07:02:10,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:02:11,408 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 171 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-25 07:02:14,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:14,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1167 states and 2275 transitions. [2021-11-25 07:02:14,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2275 transitions. [2021-11-25 07:02:14,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:02:14,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:14,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:20,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 1099 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 07:02:20,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:02:22,390 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 198 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-25 07:02:25,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:25,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1169 states and 2278 transitions. [2021-11-25 07:02:25,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2278 transitions. [2021-11-25 07:02:25,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 07:02:25,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:25,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:27,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 07:02:27,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:02:30,351 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 226 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-25 07:02:33,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:33,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1169 states and 2278 transitions. [2021-11-25 07:02:33,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2278 transitions. [2021-11-25 07:02:33,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 07:02:33,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:33,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:35,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 59 conjunts are in the unsatisfiable core [2021-11-25 07:02:35,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:02:37,983 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 61 proven. 358 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:02:40,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:40,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1169 states and 2278 transitions. [2021-11-25 07:02:40,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2278 transitions. [2021-11-25 07:02:40,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 07:02:40,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:40,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:44,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 07:02:44,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:02:45,681 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 227 proven. 105 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 07:02:48,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:48,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1171 states and 2281 transitions. [2021-11-25 07:02:48,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2281 transitions. [2021-11-25 07:02:48,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 07:02:48,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:48,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:51,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 07:02:51,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:02:53,546 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 257 proven. 120 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-25 07:02:56,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:56,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1171 states and 2281 transitions. [2021-11-25 07:02:56,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2281 transitions. [2021-11-25 07:02:56,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 07:02:56,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:56,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:03:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:03:00,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 60 conjunts are in the unsatisfiable core [2021-11-25 07:03:00,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:03:03,545 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 81 proven. 395 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-25 07:03:06,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:03:06,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1171 states and 2281 transitions. [2021-11-25 07:03:06,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2281 transitions. [2021-11-25 07:03:06,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 07:03:06,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:03:06,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:03:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:03:17,404 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 07:03:17,408 INFO L158 Benchmark]: Toolchain (without parser) took 124845.60ms. Allocated memory was 159.4MB in the beginning and 471.9MB in the end (delta: 312.5MB). Free memory was 124.4MB in the beginning and 345.2MB in the end (delta: -220.9MB). Peak memory consumption was 93.6MB. Max. memory is 16.1GB. [2021-11-25 07:03:17,409 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory was 54.1MB in the beginning and 54.0MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:03:17,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1274.06ms. Allocated memory is still 159.4MB. Free memory was 124.4MB in the beginning and 90.5MB in the end (delta: 33.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-25 07:03:17,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 190.02ms. Allocated memory is still 159.4MB. Free memory was 90.5MB in the beginning and 75.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-25 07:03:17,411 INFO L158 Benchmark]: Boogie Preprocessor took 194.18ms. Allocated memory is still 159.4MB. Free memory was 75.9MB in the beginning and 62.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:03:17,411 INFO L158 Benchmark]: RCFGBuilder took 3197.84ms. Allocated memory was 159.4MB in the beginning and 251.7MB in the end (delta: 92.3MB). Free memory was 62.8MB in the beginning and 128.6MB in the end (delta: -65.8MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2021-11-25 07:03:17,412 INFO L158 Benchmark]: CodeCheck took 119981.97ms. Allocated memory was 251.7MB in the beginning and 471.9MB in the end (delta: 220.2MB). Free memory was 128.6MB in the beginning and 345.2MB in the end (delta: -216.6MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2021-11-25 07:03:17,416 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 0.28ms. Allocated memory is still 96.5MB. Free memory was 54.1MB in the beginning and 54.0MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1274.06ms. Allocated memory is still 159.4MB. Free memory was 124.4MB in the beginning and 90.5MB in the end (delta: 33.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 190.02ms. Allocated memory is still 159.4MB. Free memory was 90.5MB in the beginning and 75.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 194.18ms. Allocated memory is still 159.4MB. Free memory was 75.9MB in the beginning and 62.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3197.84ms. Allocated memory was 159.4MB in the beginning and 251.7MB in the end (delta: 92.3MB). Free memory was 62.8MB in the beginning and 128.6MB in the end (delta: -65.8MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * CodeCheck took 119981.97ms. Allocated memory was 251.7MB in the beginning and 471.9MB in the end (delta: 220.2MB). Free memory was 128.6MB in the beginning and 345.2MB in the end (delta: -216.6MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:03:17,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76eaf85e-1622-4d53-b609-21e3ac015d40/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_76eaf85e-1622-4d53-b609-21e3ac015d40/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