./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:58:47,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:58:47,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:58:47,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:58:47,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:58:47,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:58:47,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:58:47,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:58:47,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:58:47,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:58:47,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:58:47,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:58:47,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:58:47,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:58:47,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:58:48,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:58:48,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:58:48,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:58:48,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:58:48,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:58:48,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:58:48,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:58:48,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:58:48,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:58:48,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:58:48,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:58:48,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:58:48,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:58:48,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:58:48,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:58:48,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:58:48,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:58:48,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:58:48,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:58:48,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:58:48,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:58:48,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:58:48,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:58:48,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:58:48,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:58:48,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:58:48,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:58:48,057 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:58:48,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:58:48,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:58:48,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:58:48,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:58:48,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:58:48,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:58:48,061 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:58:48,061 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:58:48,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:58:48,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:58:48,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:58:48,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:58:48,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:58:48,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:58:48,063 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:58:48,063 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:58:48,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:58:48,064 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:58:48,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:58:48,064 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:58:48,065 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:58:48,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:58:48,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:58:48,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:58:48,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:58:48,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:58:48,066 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:58:48,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:58:48,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:58:48,067 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_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 [2021-11-25 07:58:48,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:58:48,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:58:48,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:58:48,382 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:58:48,383 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:58:48,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2021-11-25 07:58:48,453 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/data/e9fc31c68/ee48bfbec47b434bb989e201658e2a08/FLAG3dd7394cd [2021-11-25 07:58:49,050 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:58:49,050 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2021-11-25 07:58:49,076 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/data/e9fc31c68/ee48bfbec47b434bb989e201658e2a08/FLAG3dd7394cd [2021-11-25 07:58:49,273 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/data/e9fc31c68/ee48bfbec47b434bb989e201658e2a08 [2021-11-25 07:58:49,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:58:49,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:58:49,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:58:49,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:58:49,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:58:49,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:58:49" (1/1) ... [2021-11-25 07:58:49,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1e0d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:49, skipping insertion in model container [2021-11-25 07:58:49,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:58:49" (1/1) ... [2021-11-25 07:58:49,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:58:49,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:58:49,847 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_22241f05-9c74-4389-afc4-196228a08c40/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i[33021,33034] [2021-11-25 07:58:50,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:58:50,023 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:58:50,076 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_22241f05-9c74-4389-afc4-196228a08c40/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i[33021,33034] [2021-11-25 07:58:50,166 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:58:50,219 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:58:50,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:50 WrapperNode [2021-11-25 07:58:50,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:58:50,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:58:50,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:58:50,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:58:50,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:50" (1/1) ... [2021-11-25 07:58:50,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:50" (1/1) ... [2021-11-25 07:58:50,335 INFO L137 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 782 [2021-11-25 07:58:50,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:58:50,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:58:50,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:58:50,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:58:50,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:50" (1/1) ... [2021-11-25 07:58:50,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:50" (1/1) ... [2021-11-25 07:58:50,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:50" (1/1) ... [2021-11-25 07:58:50,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:50" (1/1) ... [2021-11-25 07:58:50,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:50" (1/1) ... [2021-11-25 07:58:50,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:50" (1/1) ... [2021-11-25 07:58:50,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:50" (1/1) ... [2021-11-25 07:58:50,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:58:50,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:58:50,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:58:50,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:58:50,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:50" (1/1) ... [2021-11-25 07:58:50,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:58:50,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:58:50,529 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:58:50,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:58:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:58:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:58:50,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:58:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:58:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:58:50,587 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:58:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:58:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:58:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:58:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:58:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:58:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:58:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:58:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:58:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:58:50,811 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:58:50,813 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:58:51,728 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:58:52,113 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:58:52,113 INFO L301 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-25 07:58:52,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:58:52 BoogieIcfgContainer [2021-11-25 07:58:52,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:58:52,122 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:58:52,122 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:58:52,133 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:58:52,133 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:58:52" (1/1) ... [2021-11-25 07:58:52,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:58:52,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:52,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 103 states and 172 transitions. [2021-11-25 07:58:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 172 transitions. [2021-11-25 07:58:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:58:52,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:52,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:52,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:58:52,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:52,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:52,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:52,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 105 states and 175 transitions. [2021-11-25 07:58:52,513 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 175 transitions. [2021-11-25 07:58:52,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:58:52,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:52,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:52,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:58:52,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:52,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:52,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:52,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 174 transitions. [2021-11-25 07:58:52,610 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2021-11-25 07:58:52,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:58:52,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:52,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:52,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:58:52,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:52,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:52,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 104 states and 172 transitions. [2021-11-25 07:58:52,734 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 172 transitions. [2021-11-25 07:58:52,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:58:52,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:52,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:52,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:58:52,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:52,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:52,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2021-11-25 07:58:52,843 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2021-11-25 07:58:52,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:58:52,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:52,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:52,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:58:52,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:52,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:52,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:52,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2021-11-25 07:58:52,992 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2021-11-25 07:58:52,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:58:52,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:52,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:53,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 1405 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:58:53,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:53,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:53,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 104 states and 156 transitions. [2021-11-25 07:58:53,718 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 156 transitions. [2021-11-25 07:58:53,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:58:53,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:53,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:54,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:58:54,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:54,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:54,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:54,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 128 states and 186 transitions. [2021-11-25 07:58:54,625 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 186 transitions. [2021-11-25 07:58:54,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:58:54,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:54,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:54,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:58:54,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:54,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:54,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:54,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 128 states and 184 transitions. [2021-11-25 07:58:54,842 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 184 transitions. [2021-11-25 07:58:54,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:58:54,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:54,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:55,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 1543 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:58:55,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:55,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:55,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:55,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 153 states and 215 transitions. [2021-11-25 07:58:55,740 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2021-11-25 07:58:55,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:58:55,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:55,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:55,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:58:55,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:55,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:55,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:55,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 153 states and 213 transitions. [2021-11-25 07:58:55,952 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 213 transitions. [2021-11-25 07:58:55,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:58:55,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:55,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:56,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 1556 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:58:56,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:56,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:56,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:56,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2021-11-25 07:58:56,632 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2021-11-25 07:58:56,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:58:56,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:56,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:57,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:58:57,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:57,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:57,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:57,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 166 states and 226 transitions. [2021-11-25 07:58:57,350 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions. [2021-11-25 07:58:57,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:58:57,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:57,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:57,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 1557 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:58:57,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:57,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:58:57,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:57,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 169 states and 228 transitions. [2021-11-25 07:58:57,978 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions. [2021-11-25 07:58:57,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:58:57,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:57,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:58,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:58:58,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:58,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:58:58,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:58,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 172 states and 230 transitions. [2021-11-25 07:58:58,665 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2021-11-25 07:58:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:58:58,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:58,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:59,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:58:59,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:58:59,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:59,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 175 states and 232 transitions. [2021-11-25 07:58:59,375 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 232 transitions. [2021-11-25 07:58:59,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:58:59,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:59,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:59,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:58:59,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:58:59,720 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:58:59,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:59,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 184 states and 242 transitions. [2021-11-25 07:58:59,756 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 242 transitions. [2021-11-25 07:58:59,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:58:59,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:59,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:00,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:59:00,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:59:00,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-25 07:59:00,190 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-25 07:59:00,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:59:00,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:00,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:04,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:04,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:59:04,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:04,834 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:59:04,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 195 states and 256 transitions. [2021-11-25 07:59:04,960 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 256 transitions. [2021-11-25 07:59:04,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:59:04,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:04,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:05,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 07:59:05,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:05,942 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:59:06,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:06,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 197 states and 259 transitions. [2021-11-25 07:59:06,247 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 259 transitions. [2021-11-25 07:59:06,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:59:06,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:06,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:06,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-25 07:59:06,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:07,001 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:59:07,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:07,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 07:59:07,334 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 07:59:07,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:59:07,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:07,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:08,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:08,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:59:08,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:08,294 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:59:08,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:08,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 07:59:08,492 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 07:59:08,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:59:08,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:08,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:10,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:10,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:59:10,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:10,274 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:59:10,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:10,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 07:59:10,534 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 07:59:10,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:59:10,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:10,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:11,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:59:11,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:11,616 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:59:11,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:11,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 07:59:11,660 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 07:59:11,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:59:11,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:11,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:12,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:59:12,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:12,526 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:59:12,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:12,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 201 states and 267 transitions. [2021-11-25 07:59:12,727 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 267 transitions. [2021-11-25 07:59:12,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:59:12,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:12,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:14,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:59:14,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:14,572 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:59:15,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:15,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 200 states and 270 transitions. [2021-11-25 07:59:15,462 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 270 transitions. [2021-11-25 07:59:15,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:59:15,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:15,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:16,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:59:16,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:17,307 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:59:18,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:18,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 202 states and 273 transitions. [2021-11-25 07:59:18,079 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 273 transitions. [2021-11-25 07:59:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:59:18,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:18,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:18,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 07:59:18,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:19,301 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:59:20,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:20,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 204 states and 276 transitions. [2021-11-25 07:59:20,191 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 276 transitions. [2021-11-25 07:59:20,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:59:20,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:20,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:21,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:59:21,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:21,676 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 07:59:22,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:22,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 206 states and 279 transitions. [2021-11-25 07:59:22,811 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions. [2021-11-25 07:59:22,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:59:22,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:22,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:25,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 07:59:25,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:25,872 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 12 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:59:26,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:26,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 206 states and 279 transitions. [2021-11-25 07:59:26,752 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions. [2021-11-25 07:59:26,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:59:26,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:26,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:27,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 07:59:27,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:28,305 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 12 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:59:29,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:29,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 206 states and 279 transitions. [2021-11-25 07:59:29,088 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions. [2021-11-25 07:59:29,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:59:29,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:29,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:39,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 07:59:39,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:39,136 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:59:39,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:39,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 208 states and 291 transitions. [2021-11-25 07:59:39,659 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 291 transitions. [2021-11-25 07:59:39,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:59:39,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:39,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:42,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 07:59:42,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:42,773 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 07:59:44,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:44,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 210 states and 303 transitions. [2021-11-25 07:59:44,262 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 303 transitions. [2021-11-25 07:59:44,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:59:44,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:44,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:48,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 07:59:48,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:49,450 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:59:50,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:50,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 210 states and 303 transitions. [2021-11-25 07:59:50,336 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 303 transitions. [2021-11-25 07:59:50,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:59:50,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:50,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:52,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-25 07:59:52,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:52,611 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 07:59:53,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:53,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 212 states and 306 transitions. [2021-11-25 07:59:53,388 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 306 transitions. [2021-11-25 07:59:53,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:59:53,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:53,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:54,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-25 07:59:54,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:56,857 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 21 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:59:59,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 212 states and 306 transitions. [2021-11-25 07:59:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 306 transitions. [2021-11-25 07:59:59,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:59:59,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:59,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 08:00:10,265 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 08:00:10,278 INFO L158 Benchmark]: Toolchain (without parser) took 80990.96ms. Allocated memory was 92.3MB in the beginning and 421.5MB in the end (delta: 329.3MB). Free memory was 56.4MB in the beginning and 212.2MB in the end (delta: -155.8MB). Peak memory consumption was 174.1MB. Max. memory is 16.1GB. [2021-11-25 08:00:10,278 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.2MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 08:00:10,279 INFO L158 Benchmark]: CACSL2BoogieTranslator took 942.13ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 56.1MB in the beginning and 68.9MB in the end (delta: -12.8MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2021-11-25 08:00:10,280 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.30ms. Allocated memory is still 111.1MB. Free memory was 68.9MB in the beginning and 63.2MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 08:00:10,281 INFO L158 Benchmark]: Boogie Preprocessor took 146.15ms. Allocated memory is still 111.1MB. Free memory was 63.2MB in the beginning and 57.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 08:00:10,281 INFO L158 Benchmark]: RCFGBuilder took 1638.02ms. Allocated memory is still 111.1MB. Free memory was 57.2MB in the beginning and 38.2MB in the end (delta: 19.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2021-11-25 08:00:10,282 INFO L158 Benchmark]: CodeCheck took 78146.03ms. Allocated memory was 111.1MB in the beginning and 421.5MB in the end (delta: 310.4MB). Free memory was 38.2MB in the beginning and 212.2MB in the end (delta: -174.0MB). Peak memory consumption was 137.8MB. Max. memory is 16.1GB. [2021-11-25 08:00:10,285 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 0.30ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.2MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 942.13ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 56.1MB in the beginning and 68.9MB in the end (delta: -12.8MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.30ms. Allocated memory is still 111.1MB. Free memory was 68.9MB in the beginning and 63.2MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.15ms. Allocated memory is still 111.1MB. Free memory was 63.2MB in the beginning and 57.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1638.02ms. Allocated memory is still 111.1MB. Free memory was 57.2MB in the beginning and 38.2MB in the end (delta: 19.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * CodeCheck took 78146.03ms. Allocated memory was 111.1MB in the beginning and 421.5MB in the end (delta: 310.4MB). Free memory was 38.2MB in the beginning and 212.2MB in the end (delta: -174.0MB). Peak memory consumption was 137.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 08:00:10,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22241f05-9c74-4389-afc4-196228a08c40/bin/ukojak-d1pc8ZmBRL/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown