./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:34:43,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:34:43,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:34:43,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:34:43,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:34:43,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:34:43,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:34:43,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:34:43,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:34:43,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:34:43,332 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:34:43,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:34:43,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:34:43,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:34:43,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:34:43,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:34:43,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:34:43,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:34:43,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:34:43,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:34:43,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:34:43,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:34:43,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:34:43,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:34:43,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:34:43,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:34:43,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:34:43,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:34:43,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:34:43,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:34:43,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:34:43,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:34:43,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:34:43,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:34:43,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:34:43,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:34:43,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:34:43,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:34:43,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:34:43,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:34:43,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:34:43,409 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 06:34:43,472 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:34:43,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:34:43,474 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:34:43,475 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:34:43,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:34:43,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:34:43,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:34:43,477 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:34:43,485 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:34:43,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:34:43,487 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:34:43,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:34:43,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:34:43,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:34:43,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:34:43,488 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:34:43,489 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:34:43,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:34:43,489 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:34:43,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:34:43,490 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:34:43,490 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:34:43,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:34:43,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:34:43,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:34:43,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:34:43,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:34:43,492 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:34:43,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:34:43,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:34:43,499 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_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 [2021-11-21 06:34:43,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:34:43,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:34:43,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:34:43,946 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:34:43,951 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:34:43,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i [2021-11-21 06:34:44,073 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/data/46351f8ea/49d2e31f3d72456da45aaa0214875c30/FLAG98672c241 [2021-11-21 06:34:44,916 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:34:44,917 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i [2021-11-21 06:34:44,943 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/data/46351f8ea/49d2e31f3d72456da45aaa0214875c30/FLAG98672c241 [2021-11-21 06:34:45,043 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/data/46351f8ea/49d2e31f3d72456da45aaa0214875c30 [2021-11-21 06:34:45,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:34:45,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:34:45,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:34:45,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:34:45,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:34:45,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:45" (1/1) ... [2021-11-21 06:34:45,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@704ed39c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:45, skipping insertion in model container [2021-11-21 06:34:45,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:45" (1/1) ... [2021-11-21 06:34:45,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:34:45,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:34:45,751 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_6266d4d1-508e-4493-94ad-6612128cbab5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i[33021,33034] [2021-11-21 06:34:45,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:34:45,987 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:34:46,014 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_6266d4d1-508e-4493-94ad-6612128cbab5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i[33021,33034] [2021-11-21 06:34:46,104 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:34:46,148 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:34:46,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:46 WrapperNode [2021-11-21 06:34:46,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:34:46,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:34:46,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:34:46,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:34:46,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:46" (1/1) ... [2021-11-21 06:34:46,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:46" (1/1) ... [2021-11-21 06:34:46,320 INFO L137 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1451 [2021-11-21 06:34:46,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:34:46,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:34:46,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:34:46,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:34:46,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:46" (1/1) ... [2021-11-21 06:34:46,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:46" (1/1) ... [2021-11-21 06:34:46,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:46" (1/1) ... [2021-11-21 06:34:46,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:46" (1/1) ... [2021-11-21 06:34:46,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:46" (1/1) ... [2021-11-21 06:34:46,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:46" (1/1) ... [2021-11-21 06:34:46,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:46" (1/1) ... [2021-11-21 06:34:46,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:34:46,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:34:46,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:34:46,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:34:46,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:46" (1/1) ... [2021-11-21 06:34:46,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:34:46,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:34:46,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:34:46,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:34:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:34:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 06:34:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 06:34:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:34:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 06:34:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 06:34:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 06:34:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:34:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:34:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 06:34:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 06:34:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:34:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:34:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:34:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:34:46,886 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:34:46,888 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:34:48,355 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:34:48,962 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:34:48,962 INFO L301 CfgBuilder]: Removed 77 assume(true) statements. [2021-11-21 06:34:48,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:48 BoogieIcfgContainer [2021-11-21 06:34:48,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:34:48,971 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:34:48,971 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:34:48,985 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:34:48,986 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:48" (1/1) ... [2021-11-21 06:34:49,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:34:49,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:49,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 278 transitions. [2021-11-21 06:34:49,121 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 278 transitions. [2021-11-21 06:34:49,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 06:34:49,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:49,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:49,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:34:49,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:49,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:49,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:49,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2021-11-21 06:34:49,485 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2021-11-21 06:34:49,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:34:49,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:49,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:49,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:49,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:49,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:49,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:49,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 280 transitions. [2021-11-21 06:34:49,622 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 280 transitions. [2021-11-21 06:34:49,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:34:49,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:49,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:49,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:49,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:49,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:49,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:49,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 276 transitions. [2021-11-21 06:34:49,784 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2021-11-21 06:34:49,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:34:49,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:49,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:49,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:49,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:49,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:49,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:49,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 162 states and 268 transitions. [2021-11-21 06:34:49,988 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 268 transitions. [2021-11-21 06:34:49,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:34:49,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:49,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:50,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:50,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:50,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:50,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:50,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2021-11-21 06:34:50,188 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2021-11-21 06:34:50,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:34:50,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:50,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:50,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:50,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:50,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:50,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:50,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2021-11-21 06:34:50,546 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2021-11-21 06:34:50,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:34:50,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:50,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:50,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:34:50,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:50,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:51,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:51,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 207 states and 300 transitions. [2021-11-21 06:34:51,562 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2021-11-21 06:34:51,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:34:51,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:51,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:51,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:51,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:51,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:51,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:51,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:51,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 207 states and 298 transitions. [2021-11-21 06:34:51,895 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2021-11-21 06:34:51,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:34:51,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:51,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:52,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:52,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:52,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:52,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:52,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 207 states and 296 transitions. [2021-11-21 06:34:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 296 transitions. [2021-11-21 06:34:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:34:52,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:52,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:52,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:34:52,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:53,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:53,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2021-11-21 06:34:53,121 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2021-11-21 06:34:53,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:34:53,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:53,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:53,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:53,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:53,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:53,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:53,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2021-11-21 06:34:53,406 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2021-11-21 06:34:53,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:34:53,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:53,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:53,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:53,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:53,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:53,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2021-11-21 06:34:53,695 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2021-11-21 06:34:53,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:34:53,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:53,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:53,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:53,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:53,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:53,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:53,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 253 states and 348 transitions. [2021-11-21 06:34:53,937 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 348 transitions. [2021-11-21 06:34:53,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:34:53,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:53,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:54,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:54,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:54,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:54,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 253 states and 346 transitions. [2021-11-21 06:34:54,289 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 346 transitions. [2021-11-21 06:34:54,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:34:54,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:54,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:54,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:34:54,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:54,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:55,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:55,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 287 states and 388 transitions. [2021-11-21 06:34:55,186 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2021-11-21 06:34:55,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:34:55,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:55,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:55,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:55,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:34:55,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:55,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:34:55,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 290 states and 390 transitions. [2021-11-21 06:34:55,548 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 390 transitions. [2021-11-21 06:34:55,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:34:55,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:55,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:55,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:55,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:55,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2021-11-21 06:34:55,958 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2021-11-21 06:34:55,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:34:55,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:55,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:56,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:34:56,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:34:56,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:56,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 293 states and 390 transitions. [2021-11-21 06:34:56,367 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 390 transitions. [2021-11-21 06:34:56,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:34:56,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:56,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:56,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:34:56,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:56,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:34:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:56,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 296 states and 392 transitions. [2021-11-21 06:34:56,707 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 392 transitions. [2021-11-21 06:34:56,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:34:56,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:56,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:56,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:56,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:34:56,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:34:57,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:57,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 299 states and 394 transitions. [2021-11-21 06:34:57,085 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 394 transitions. [2021-11-21 06:34:57,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:34:57,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:57,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:57,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:34:57,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:34:57,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:57,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2021-11-21 06:34:57,580 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2021-11-21 06:34:57,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:34:57,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:57,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:57,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:34:57,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:58,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:34:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:58,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 305 states and 398 transitions. [2021-11-21 06:34:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 398 transitions. [2021-11-21 06:34:58,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:34:58,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:58,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:58,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:34:58,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:58,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:58,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:58,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-21 06:34:58,424 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-21 06:34:58,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:34:58,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:58,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:58,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:34:58,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:58,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:59,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:59,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 314 states and 408 transitions. [2021-11-21 06:34:59,263 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 408 transitions. [2021-11-21 06:34:59,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:34:59,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:59,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:59,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:34:59,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:59,582 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:34:59,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:59,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 323 states and 418 transitions. [2021-11-21 06:34:59,640 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 418 transitions. [2021-11-21 06:34:59,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:34:59,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:59,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:59,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:34:59,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:34:59,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:35:00,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:00,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 332 states and 428 transitions. [2021-11-21 06:35:00,030 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 428 transitions. [2021-11-21 06:35:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:35:00,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:00,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:00,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:35:00,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:00,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:00,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 341 states and 439 transitions. [2021-11-21 06:35:00,683 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 439 transitions. [2021-11-21 06:35:00,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:35:00,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:00,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:00,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:35:00,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:01,014 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:35:01,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:01,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 350 states and 449 transitions. [2021-11-21 06:35:01,100 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2021-11-21 06:35:01,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:35:01,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:01,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:01,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:35:01,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:01,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:35:01,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:01,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 359 states and 459 transitions. [2021-11-21 06:35:01,495 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 459 transitions. [2021-11-21 06:35:01,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:35:01,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:01,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:01,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:35:01,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:02,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:02,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 368 states and 470 transitions. [2021-11-21 06:35:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 470 transitions. [2021-11-21 06:35:02,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:35:02,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:02,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:02,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:35:02,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:03,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:35:03,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:03,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 369 states and 472 transitions. [2021-11-21 06:35:03,515 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 472 transitions. [2021-11-21 06:35:03,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:35:03,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:03,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:03,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:35:03,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:03,894 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:35:04,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:04,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 382 states and 487 transitions. [2021-11-21 06:35:04,085 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 487 transitions. [2021-11-21 06:35:04,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:35:04,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:04,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:04,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:35:04,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:04,616 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:35:04,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:04,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 391 states and 497 transitions. [2021-11-21 06:35:04,675 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 497 transitions. [2021-11-21 06:35:04,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:35:04,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:04,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:04,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:35:04,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:05,104 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:35:05,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:05,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-21 06:35:05,128 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-21 06:35:05,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:35:05,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:05,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:05,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 06:35:05,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:35:06,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:06,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-21 06:35:06,186 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-21 06:35:06,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:35:06,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:06,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:06,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 06:35:06,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:06,831 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:35:06,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:06,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 396 states and 507 transitions. [2021-11-21 06:35:06,960 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2021-11-21 06:35:06,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:35:06,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:06,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:07,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:35:07,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:07,415 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 06:35:08,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:08,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 397 states and 509 transitions. [2021-11-21 06:35:08,177 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 509 transitions. [2021-11-21 06:35:08,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:35:08,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:08,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:13,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:35:13,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:14,394 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:35:14,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:14,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 399 states and 513 transitions. [2021-11-21 06:35:14,925 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 513 transitions. [2021-11-21 06:35:14,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:35:14,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:14,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:15,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:35:15,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:15,740 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 06:35:17,448 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 06:35:17,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:17,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 400 states and 515 transitions. [2021-11-21 06:35:17,498 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 515 transitions. [2021-11-21 06:35:17,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:35:17,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:17,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:17,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:35:17,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:17,899 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 06:35:17,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:17,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 400 states and 513 transitions. [2021-11-21 06:35:17,910 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 513 transitions. [2021-11-21 06:35:17,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:35:17,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:17,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:18,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:18,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:35:18,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:35:20,161 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 06:35:20,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:20,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 403 states and 515 transitions. [2021-11-21 06:35:20,647 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 515 transitions. [2021-11-21 06:35:20,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:35:20,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:20,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:22,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 06:35:22,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:22,988 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 06:35:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:23,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 405 states and 520 transitions. [2021-11-21 06:35:23,578 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 520 transitions. [2021-11-21 06:35:23,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:35:23,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:23,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:23,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:35:23,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:24,165 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 06:35:25,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:25,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 408 states and 522 transitions. [2021-11-21 06:35:25,268 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 522 transitions. [2021-11-21 06:35:25,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 06:35:25,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:25,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:26,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-21 06:35:26,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:27,288 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-21 06:35:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 410 states and 525 transitions. [2021-11-21 06:35:27,997 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 525 transitions. [2021-11-21 06:35:27,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:35:27,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:27,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:28,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:35:28,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:28,813 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-21 06:35:29,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:29,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 413 states and 527 transitions. [2021-11-21 06:35:29,702 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 527 transitions. [2021-11-21 06:35:29,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:35:29,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:29,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:30,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:35:30,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:31,094 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 80 proven. 10 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-21 06:35:32,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:32,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 410 states and 523 transitions. [2021-11-21 06:35:32,055 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 523 transitions. [2021-11-21 06:35:32,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:35:32,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:32,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:36,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 06:35:36,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:37,827 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-21 06:35:40,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:40,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 06:35:40,299 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 06:35:40,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:35:40,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:40,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:41,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 06:35:41,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:43,285 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 164 proven. 55 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-21 06:35:45,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:45,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 06:35:45,068 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 06:35:45,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:35:45,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:45,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:48,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 06:35:48,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 06:35:50,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:50,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 06:35:50,308 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 06:35:50,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:35:50,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:50,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:52,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 06:35:52,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:52,611 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-21 06:35:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:53,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-21 06:35:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-21 06:35:53,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:35:53,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:53,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:58,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 06:35:58,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:35:59,563 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:36:00,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:00,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-21 06:36:00,831 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-21 06:36:00,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:36:00,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:00,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:02,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 06:36:02,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 155 proven. 21 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2021-11-21 06:36:04,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 416 states and 533 transitions. [2021-11-21 06:36:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 533 transitions. [2021-11-21 06:36:04,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:36:04,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:04,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:10,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 06:36:10,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 200 proven. 28 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-11-21 06:36:13,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:13,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-21 06:36:13,753 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-21 06:36:13,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 06:36:13,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:13,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:16,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-21 06:36:16,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:18,350 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 344 proven. 136 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-21 06:36:19,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:19,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-21 06:36:19,853 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-21 06:36:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 06:36:19,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:19,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:30,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 06:36:30,114 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 06:36:30,118 INFO L158 Benchmark]: Toolchain (without parser) took 105070.46ms. Allocated memory was 94.4MB in the beginning and 287.3MB in the end (delta: 192.9MB). Free memory was 59.7MB in the beginning and 79.4MB in the end (delta: -19.6MB). Peak memory consumption was 174.1MB. Max. memory is 16.1GB. [2021-11-21 06:36:30,119 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory was 51.7MB in the beginning and 51.7MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:36:30,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1100.69ms. Allocated memory is still 94.4MB. Free memory was 59.5MB in the beginning and 44.5MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-21 06:36:30,121 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.84ms. Allocated memory was 94.4MB in the beginning and 127.9MB in the end (delta: 33.6MB). Free memory was 44.1MB in the beginning and 98.3MB in the end (delta: -54.2MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2021-11-21 06:36:30,122 INFO L158 Benchmark]: Boogie Preprocessor took 148.35ms. Allocated memory is still 127.9MB. Free memory was 98.3MB in the beginning and 87.9MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 06:36:30,123 INFO L158 Benchmark]: RCFGBuilder took 2499.32ms. Allocated memory was 127.9MB in the beginning and 184.5MB in the end (delta: 56.6MB). Free memory was 87.9MB in the beginning and 122.0MB in the end (delta: -34.1MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2021-11-21 06:36:30,124 INFO L158 Benchmark]: CodeCheck took 101146.32ms. Allocated memory was 184.5MB in the beginning and 287.3MB in the end (delta: 102.8MB). Free memory was 122.0MB in the beginning and 79.4MB in the end (delta: 42.7MB). Peak memory consumption was 146.5MB. Max. memory is 16.1GB. [2021-11-21 06:36:30,129 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 0.34ms. Allocated memory is still 94.4MB. Free memory was 51.7MB in the beginning and 51.7MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1100.69ms. Allocated memory is still 94.4MB. Free memory was 59.5MB in the beginning and 44.5MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.84ms. Allocated memory was 94.4MB in the beginning and 127.9MB in the end (delta: 33.6MB). Free memory was 44.1MB in the beginning and 98.3MB in the end (delta: -54.2MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 148.35ms. Allocated memory is still 127.9MB. Free memory was 98.3MB in the beginning and 87.9MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2499.32ms. Allocated memory was 127.9MB in the beginning and 184.5MB in the end (delta: 56.6MB). Free memory was 87.9MB in the beginning and 122.0MB in the end (delta: -34.1MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * CodeCheck took 101146.32ms. Allocated memory was 184.5MB in the beginning and 287.3MB in the end (delta: 102.8MB). Free memory was 122.0MB in the beginning and 79.4MB in the end (delta: 42.7MB). Peak memory consumption was 146.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:36:30,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/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_6266d4d1-508e-4493-94ad-6612128cbab5/bin/ukojak-vF6T2TMglN/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown