./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:44:32,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:44:32,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:44:32,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:44:32,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:44:32,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:44:32,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:44:32,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:44:32,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:44:32,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:44:32,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:44:32,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:44:32,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:44:32,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:44:32,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:44:32,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:44:32,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:44:32,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:44:32,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:44:32,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:44:32,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:44:32,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:44:32,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:44:32,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:44:32,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:44:32,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:44:32,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:44:32,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:44:32,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:44:32,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:44:32,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:44:32,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:44:32,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:44:32,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:44:32,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:44:32,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:44:32,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:44:32,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:44:32,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:44:32,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:44:32,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:44:32,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:44:32,422 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:44:32,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:44:32,423 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:44:32,424 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:44:32,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:44:32,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:44:32,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:44:32,426 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:44:32,433 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:44:32,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:44:32,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:44:32,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:44:32,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:44:32,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:44:32,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:44:32,435 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:44:32,435 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:44:32,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:44:32,435 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:44:32,436 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:44:32,436 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:44:32,436 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:44:32,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:44:32,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:44:32,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:44:32,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:44:32,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:44:32,438 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:44:32,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:44:32,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:44:32,439 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_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 [2021-11-13 23:44:32,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:44:32,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:44:32,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:44:32,879 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:44:32,880 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:44:32,882 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2021-11-13 23:44:32,959 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/data/72cbd7bd0/b85220e126c0471e865777bcdb2b8d47/FLAG2f60ccf1e [2021-11-13 23:44:33,692 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:44:33,698 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2021-11-13 23:44:33,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/data/72cbd7bd0/b85220e126c0471e865777bcdb2b8d47/FLAG2f60ccf1e [2021-11-13 23:44:33,893 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/data/72cbd7bd0/b85220e126c0471e865777bcdb2b8d47 [2021-11-13 23:44:33,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:44:33,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:44:33,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:44:33,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:44:33,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:44:33,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:44:33" (1/1) ... [2021-11-13 23:44:33,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eaa3f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:33, skipping insertion in model container [2021-11-13 23:44:33,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:44:33" (1/1) ... [2021-11-13 23:44:33,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:44:34,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:44:34,542 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i[33021,33034] [2021-11-13 23:44:34,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:44:34,734 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:44:34,780 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i[33021,33034] [2021-11-13 23:44:34,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:44:34,909 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:44:34,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:34 WrapperNode [2021-11-13 23:44:34,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:44:34,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:44:34,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:44:34,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:44:34,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:34" (1/1) ... [2021-11-13 23:44:34,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:34" (1/1) ... [2021-11-13 23:44:35,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:44:35,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:44:35,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:44:35,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:44:35,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:34" (1/1) ... [2021-11-13 23:44:35,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:34" (1/1) ... [2021-11-13 23:44:35,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:34" (1/1) ... [2021-11-13 23:44:35,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:34" (1/1) ... [2021-11-13 23:44:35,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:34" (1/1) ... [2021-11-13 23:44:35,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:34" (1/1) ... [2021-11-13 23:44:35,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:34" (1/1) ... [2021-11-13 23:44:35,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:44:35,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:44:35,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:44:35,181 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:44:35,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:34" (1/1) ... [2021-11-13 23:44:35,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:44:35,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:44:35,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:44:35,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:44:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:44:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:44:35,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:44:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:44:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 23:44:35,306 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 23:44:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:44:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:44:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:44:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:44:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:44:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:44:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:44:35,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:44:37,437 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:44:37,438 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-13 23:44:37,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:44:37 BoogieIcfgContainer [2021-11-13 23:44:37,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:44:37,444 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:44:37,444 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:44:37,456 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:44:37,456 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:44:37" (1/1) ... [2021-11-13 23:44:37,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:44:37,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:37,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 103 states and 172 transitions. [2021-11-13 23:44:37,570 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 172 transitions. [2021-11-13 23:44:37,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:44:37,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:37,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:37,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:44:37,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:37,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:37,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:37,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 105 states and 175 transitions. [2021-11-13 23:44:37,929 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 175 transitions. [2021-11-13 23:44:37,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:44:37,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:37,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:38,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:44:38,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:38,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:38,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 174 transitions. [2021-11-13 23:44:38,040 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2021-11-13 23:44:38,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:44:38,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:38,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:38,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:44:38,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:38,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:38,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:38,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 104 states and 172 transitions. [2021-11-13 23:44:38,184 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 172 transitions. [2021-11-13 23:44:38,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:44:38,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:38,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:38,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:44:38,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:38,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:38,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:38,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2021-11-13 23:44:38,327 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2021-11-13 23:44:38,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:44:38,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:38,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:38,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:44:38,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:38,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:38,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:38,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2021-11-13 23:44:38,473 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2021-11-13 23:44:38,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:44:38,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:38,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:38,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:44:38,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:38,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:38,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:38,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 104 states and 156 transitions. [2021-11-13 23:44:38,725 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 156 transitions. [2021-11-13 23:44:38,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:44:38,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:38,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:38,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:44:38,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:38,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:39,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:39,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 128 states and 186 transitions. [2021-11-13 23:44:39,366 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 186 transitions. [2021-11-13 23:44:39,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:44:39,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:39,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:39,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:44:39,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:39,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:39,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:39,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 128 states and 184 transitions. [2021-11-13 23:44:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 184 transitions. [2021-11-13 23:44:39,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:44:39,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:39,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:39,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:44:39,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:40,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:40,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 153 states and 215 transitions. [2021-11-13 23:44:40,159 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2021-11-13 23:44:40,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:44:40,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:40,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:40,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:44:40,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:40,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:40,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 153 states and 213 transitions. [2021-11-13 23:44:40,349 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 213 transitions. [2021-11-13 23:44:40,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:44:40,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:40,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:40,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:40,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:44:40,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:40,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:40,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:40,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2021-11-13 23:44:40,505 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2021-11-13 23:44:40,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:44:40,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:40,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:40,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:44:40,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:40,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:40,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:40,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 166 states and 226 transitions. [2021-11-13 23:44:40,907 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions. [2021-11-13 23:44:40,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:44:40,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:40,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:40,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:41,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:44:41,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:41,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:41,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 169 states and 228 transitions. [2021-11-13 23:44:41,127 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions. [2021-11-13 23:44:41,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:44:41,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:41,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:41,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:44:41,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:41,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 172 states and 230 transitions. [2021-11-13 23:44:41,357 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2021-11-13 23:44:41,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:44:41,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:41,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:41,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:44:41,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:41,600 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:41,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:41,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 175 states and 232 transitions. [2021-11-13 23:44:41,617 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 232 transitions. [2021-11-13 23:44:41,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:44:41,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:41,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:41,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:44:41,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:41,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:44:41,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:41,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 184 states and 242 transitions. [2021-11-13 23:44:41,860 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 242 transitions. [2021-11-13 23:44:41,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:44:41,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:41,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:41,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:44:41,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:42,129 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:44:42,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:42,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-13 23:44:42,196 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-13 23:44:42,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:44:42,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:42,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:42,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:44:42,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:42,675 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:42,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:42,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-13 23:44:42,745 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-13 23:44:42,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:44:42,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:42,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:43,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:43,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:44:43,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:43,153 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:43,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:43,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-13 23:44:43,160 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-13 23:44:43,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:44:43,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:43,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:43,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:44:43,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:43,646 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:43,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:43,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 195 states and 256 transitions. [2021-11-13 23:44:43,709 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 256 transitions. [2021-11-13 23:44:43,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:44:43,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:43,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:44,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:44:44,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:44,256 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:44,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:44,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 197 states and 260 transitions. [2021-11-13 23:44:44,552 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 260 transitions. [2021-11-13 23:44:44,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:44:44,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:44,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:45,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-13 23:44:45,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:45,456 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:44:45,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:45,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 197 states and 260 transitions. [2021-11-13 23:44:45,661 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 260 transitions. [2021-11-13 23:44:45,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:44:45,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:45,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:46,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-13 23:44:46,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:44:46,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:46,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 199 states and 263 transitions. [2021-11-13 23:44:46,446 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 263 transitions. [2021-11-13 23:44:46,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:44:46,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:46,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:47,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-13 23:44:47,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:48,300 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:44:48,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:48,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 199 states and 263 transitions. [2021-11-13 23:44:48,615 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 263 transitions. [2021-11-13 23:44:48,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:44:48,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:48,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:49,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-13 23:44:49,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:49,170 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:44:49,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:49,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 201 states and 266 transitions. [2021-11-13 23:44:49,483 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 266 transitions. [2021-11-13 23:44:49,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:44:49,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:49,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:49,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-13 23:44:49,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:50,403 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:44:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-13 23:44:51,839 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-13 23:44:51,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:44:51,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:51,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:52,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-13 23:44:52,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:52,912 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:44:53,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:53,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 202 states and 275 transitions. [2021-11-13 23:44:53,784 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 275 transitions. [2021-11-13 23:44:53,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:44:53,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:53,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:54,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 23:44:54,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:54,743 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 10 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:55,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:55,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 202 states and 275 transitions. [2021-11-13 23:44:55,164 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 275 transitions. [2021-11-13 23:44:55,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:44:55,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:55,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:56,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 23:44:56,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:56,176 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 23:44:56,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:56,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2021-11-13 23:44:56,637 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2021-11-13 23:44:56,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:44:56,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:56,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:57,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-13 23:44:57,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:44:58,726 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 13 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:45:00,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:00,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2021-11-13 23:45:00,211 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2021-11-13 23:45:00,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:45:00,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:00,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:00,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-13 23:45:00,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:01,132 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:01,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:01,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2021-11-13 23:45:01,927 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2021-11-13 23:45:01,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:45:01,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:01,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:02,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:02,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-13 23:45:02,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:02,915 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:03,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:03,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2021-11-13 23:45:03,033 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2021-11-13 23:45:03,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:45:03,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:03,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:03,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-13 23:45:03,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:04,407 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:04,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2021-11-13 23:45:04,719 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2021-11-13 23:45:04,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:45:04,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:04,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:05,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:05,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-13 23:45:05,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:05,666 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 23:45:06,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:06,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 206 states and 281 transitions. [2021-11-13 23:45:06,149 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 281 transitions. [2021-11-13 23:45:06,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:45:06,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:06,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:07,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-13 23:45:07,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:07,541 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-13 23:45:08,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:08,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 208 states and 293 transitions. [2021-11-13 23:45:08,851 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 293 transitions. [2021-11-13 23:45:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:45:08,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:08,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:09,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-13 23:45:09,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:10,586 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-13 23:45:12,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:12,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 210 states and 296 transitions. [2021-11-13 23:45:12,117 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 296 transitions. [2021-11-13 23:45:12,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:45:12,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:12,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:13,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-13 23:45:13,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:14,211 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:45:16,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:16,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 212 states and 309 transitions. [2021-11-13 23:45:16,221 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 309 transitions. [2021-11-13 23:45:16,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:45:16,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:16,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:17,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-13 23:45:17,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:18,001 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 148 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-13 23:45:19,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:19,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 214 states and 312 transitions. [2021-11-13 23:45:19,858 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 312 transitions. [2021-11-13 23:45:19,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:45:19,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:19,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:25,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:25,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:45:25,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:26,948 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 172 proven. 78 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-13 23:45:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:28,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 214 states and 312 transitions. [2021-11-13 23:45:28,626 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 312 transitions. [2021-11-13 23:45:28,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:45:28,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:28,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:30,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-13 23:45:30,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:31,346 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 29 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:45:32,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:32,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 214 states and 312 transitions. [2021-11-13 23:45:32,802 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 312 transitions. [2021-11-13 23:45:32,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:45:32,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:32,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:36,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:45:36,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:36,925 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 173 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-13 23:45:37,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:37,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 216 states and 315 transitions. [2021-11-13 23:45:37,920 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 315 transitions. [2021-11-13 23:45:37,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:45:37,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:37,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:39,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-13 23:45:39,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:41,644 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 200 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-13 23:45:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:45,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 218 states and 319 transitions. [2021-11-13 23:45:45,716 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 319 transitions. [2021-11-13 23:45:45,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:45:45,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:45,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:50,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 23:45:50,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:51,876 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 228 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-13 23:45:54,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:54,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 218 states and 319 transitions. [2021-11-13 23:45:54,075 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 319 transitions. [2021-11-13 23:45:54,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:45:54,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:54,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:57,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 23:45:57,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:45:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 229 proven. 105 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-13 23:45:58,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:58,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 220 states and 336 transitions. [2021-11-13 23:45:58,898 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 336 transitions. [2021-11-13 23:45:58,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:45:58,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:58,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:00,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 60 conjunts are in the unsatisfiable core [2021-11-13 23:46:00,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:46:03,782 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 83 proven. 395 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 23:46:07,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 220 states and 336 transitions. [2021-11-13 23:46:07,462 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 336 transitions. [2021-11-13 23:46:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:46:07,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:07,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:09,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 60 conjunts are in the unsatisfiable core [2021-11-13 23:46:09,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:46:11,512 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 260 proven. 120 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-13 23:46:14,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:14,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 222 states and 330 transitions. [2021-11-13 23:46:14,727 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 330 transitions. [2021-11-13 23:46:14,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:46:14,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:14,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:18,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-13 23:46:18,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:46:20,523 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 293 proven. 136 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-11-13 23:46:25,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:25,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 224 states and 350 transitions. [2021-11-13 23:46:25,472 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 350 transitions. [2021-11-13 23:46:25,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:46:25,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:25,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:29,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-13 23:46:29,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:46:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 129 proven. 472 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 23:46:39,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:39,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 224 states and 350 transitions. [2021-11-13 23:46:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 350 transitions. [2021-11-13 23:46:39,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:46:39,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:39,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:42,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-13 23:46:42,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:46:44,722 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 327 proven. 153 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-13 23:46:46,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:46,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 224 states and 350 transitions. [2021-11-13 23:46:46,053 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 350 transitions. [2021-11-13 23:46:46,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:46:46,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:46,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:48,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-13 23:46:48,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:46:52,335 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 327 proven. 153 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-13 23:46:57,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:57,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 224 states and 350 transitions. [2021-11-13 23:46:57,671 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 350 transitions. [2021-11-13 23:46:57,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:46:57,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:57,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:01,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-13 23:47:01,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:47:04,515 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 129 proven. 472 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 23:47:04,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:04,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 224 states and 350 transitions. [2021-11-13 23:47:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 350 transitions. [2021-11-13 23:47:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:47:04,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:04,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 23:47:14,722 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 23:47:14,727 INFO L158 Benchmark]: Toolchain (without parser) took 160828.25ms. Allocated memory was 107.0MB in the beginning and 178.3MB in the end (delta: 71.3MB). Free memory was 62.6MB in the beginning and 82.3MB in the end (delta: -19.7MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2021-11-13 23:47:14,727 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 107.0MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:47:14,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1011.29ms. Allocated memory is still 107.0MB. Free memory was 62.4MB in the beginning and 63.2MB in the end (delta: -739.6kB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2021-11-13 23:47:14,729 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.33ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 57.5MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 23:47:14,729 INFO L158 Benchmark]: Boogie Preprocessor took 143.64ms. Allocated memory is still 107.0MB. Free memory was 57.5MB in the beginning and 50.7MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:47:14,730 INFO L158 Benchmark]: RCFGBuilder took 2262.13ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 50.7MB in the beginning and 56.8MB in the end (delta: -6.1MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2021-11-13 23:47:14,730 INFO L158 Benchmark]: CodeCheck took 157281.59ms. Allocated memory was 130.0MB in the beginning and 178.3MB in the end (delta: 48.2MB). Free memory was 56.8MB in the beginning and 82.3MB in the end (delta: -25.5MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2021-11-13 23:47:14,734 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 0.25ms. Allocated memory is still 107.0MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1011.29ms. Allocated memory is still 107.0MB. Free memory was 62.4MB in the beginning and 63.2MB in the end (delta: -739.6kB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 123.33ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 57.5MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.64ms. Allocated memory is still 107.0MB. Free memory was 57.5MB in the beginning and 50.7MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2262.13ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 50.7MB in the beginning and 56.8MB in the end (delta: -6.1MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * CodeCheck took 157281.59ms. Allocated memory was 130.0MB in the beginning and 178.3MB in the end (delta: 48.2MB). Free memory was 56.8MB in the beginning and 82.3MB in the end (delta: -25.5MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:47:14,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e850d1-f2b2-4078-af90-030755745095/bin/ukojak-2xVlg8857e/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown