./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.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_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/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_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/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_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/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 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:54:13,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:54:13,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:54:13,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:54:13,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:54:13,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:54:13,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:54:13,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:54:13,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:54:13,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:54:13,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:54:13,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:54:13,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:54:13,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:54:13,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:54:13,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:54:13,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:54:13,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:54:13,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:54:13,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:54:13,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:54:13,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:54:13,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:54:13,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:54:13,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:54:13,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:54:13,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:54:13,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:54:13,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:54:13,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:54:13,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:54:13,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:54:13,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:54:13,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:54:13,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:54:13,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:54:13,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:54:13,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:54:13,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:54:13,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:54:13,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:54:13,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:54:13,291 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:54:13,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:54:13,292 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:54:13,292 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:54:13,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:54:13,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:54:13,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:54:13,294 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:54:13,294 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:54:13,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:54:13,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:54:13,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:54:13,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:54:13,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:54:13,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:54:13,295 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:54:13,296 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:54:13,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:54:13,296 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:54:13,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:54:13,297 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:54:13,297 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:54:13,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:54:13,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:54:13,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:54:13,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:54:13,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:54:13,298 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:54:13,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:54:13,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:54:13,299 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_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 [2021-11-21 04:54:13,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:54:13,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:54:13,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:54:13,634 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:54:13,636 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:54:13,638 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2021-11-21 04:54:13,709 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN/data/34f90d71c/09d0b99a423d49ea9968bb50413df063/FLAG911be22ad [2021-11-21 04:54:14,466 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:54:14,467 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2021-11-21 04:54:14,498 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN/data/34f90d71c/09d0b99a423d49ea9968bb50413df063/FLAG911be22ad [2021-11-21 04:54:14,654 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN/data/34f90d71c/09d0b99a423d49ea9968bb50413df063 [2021-11-21 04:54:14,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:54:14,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:54:14,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:54:14,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:54:14,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:54:14,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:54:14" (1/1) ... [2021-11-21 04:54:14,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15fcb508 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:14, skipping insertion in model container [2021-11-21 04:54:14,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:54:14" (1/1) ... [2021-11-21 04:54:14,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:54:14,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:54:15,294 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_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[33021,33034] [2021-11-21 04:54:15,472 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_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44124,44137] [2021-11-21 04:54:15,473 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_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44245,44258] [2021-11-21 04:54:15,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:54:15,517 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:54:15,566 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_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[33021,33034] [2021-11-21 04:54:15,693 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_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44124,44137] [2021-11-21 04:54:15,694 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_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44245,44258] [2021-11-21 04:54:15,722 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:54:15,772 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:54:15,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:15 WrapperNode [2021-11-21 04:54:15,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:54:15,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:54:15,775 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:54:15,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:54:15,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:15" (1/1) ... [2021-11-21 04:54:15,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:15" (1/1) ... [2021-11-21 04:54:15,932 INFO L137 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1157 [2021-11-21 04:54:15,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:54:15,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:54:15,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:54:15,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:54:15,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:15" (1/1) ... [2021-11-21 04:54:15,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:15" (1/1) ... [2021-11-21 04:54:15,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:15" (1/1) ... [2021-11-21 04:54:15,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:15" (1/1) ... [2021-11-21 04:54:16,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:15" (1/1) ... [2021-11-21 04:54:16,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:15" (1/1) ... [2021-11-21 04:54:16,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:15" (1/1) ... [2021-11-21 04:54:16,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:54:16,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:54:16,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:54:16,109 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:54:16,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:15" (1/1) ... [2021-11-21 04:54:16,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:54:16,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:54:16,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:54:16,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:54:16,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:54:16,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:54:16,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 04:54:16,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 04:54:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:54:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:54:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:54:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:54:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 04:54:16,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:54:16,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:54:16,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:54:16,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:54:16,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:54:16,426 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:54:16,429 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:54:17,790 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:54:18,247 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:54:18,248 INFO L301 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-21 04:54:18,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:54:18 BoogieIcfgContainer [2021-11-21 04:54:18,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:54:18,256 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:54:18,257 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:54:18,269 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:54:18,269 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:54:18" (1/1) ... [2021-11-21 04:54:18,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:54:18,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:18,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 130 states and 222 transitions. [2021-11-21 04:54:18,393 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 222 transitions. [2021-11-21 04:54:18,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:54:18,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:18,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:18,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 04:54:18,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:18,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 04:54:18,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-21 04:54:18,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2021-11-21 04:54:18,844 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 04:54:18,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:18,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 133 states and 227 transitions. [2021-11-21 04:54:18,900 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 227 transitions. [2021-11-21 04:54:18,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 04:54:18,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:18,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:18,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 04:54:18,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:18,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 04:54:18,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-21 04:54:19,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2021-11-21 04:54:19,040 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 04:54:19,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:19,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 134 states and 228 transitions. [2021-11-21 04:54:19,058 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 228 transitions. [2021-11-21 04:54:19,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:54:19,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:19,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:19,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:54:19,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:19,175 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 04:54:19,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:19,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 134 states and 226 transitions. [2021-11-21 04:54:19,192 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 226 transitions. [2021-11-21 04:54:19,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:54:19,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:19,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:19,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:19,337 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 04:54:19,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:19,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 134 states and 221 transitions. [2021-11-21 04:54:19,476 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 221 transitions. [2021-11-21 04:54:19,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:54:19,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:19,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:19,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:54:19,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:19,648 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 04:54:19,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:19,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 134 states and 217 transitions. [2021-11-21 04:54:19,664 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 217 transitions. [2021-11-21 04:54:19,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 04:54:19,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:19,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:19,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:54:19,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:19,822 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 04:54:19,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:19,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 134 states and 211 transitions. [2021-11-21 04:54:19,840 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 211 transitions. [2021-11-21 04:54:19,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 04:54:19,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:19,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:19,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:54:19,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:20,013 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 04:54:20,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:20,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 134 states and 203 transitions. [2021-11-21 04:54:20,064 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 203 transitions. [2021-11-21 04:54:20,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 04:54:20,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:20,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:20,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:54:20,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:20,397 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 04:54:20,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:20,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 148 states and 220 transitions. [2021-11-21 04:54:20,807 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 220 transitions. [2021-11-21 04:54:20,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 04:54:20,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:20,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:20,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:54:20,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:21,006 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 04:54:21,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:21,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 148 states and 218 transitions. [2021-11-21 04:54:21,017 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 218 transitions. [2021-11-21 04:54:21,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 04:54:21,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:21,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:21,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:54:21,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:21,188 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 04:54:21,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:21,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 148 states and 216 transitions. [2021-11-21 04:54:21,198 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 216 transitions. [2021-11-21 04:54:21,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 04:54:21,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:21,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:21,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:54:21,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:21,475 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 04:54:21,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:21,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 151 states and 218 transitions. [2021-11-21 04:54:21,494 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 218 transitions. [2021-11-21 04:54:21,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 04:54:21,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:21,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:21,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:54:21,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:21,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:54:21,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 153 states and 222 transitions. [2021-11-21 04:54:21,954 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 222 transitions. [2021-11-21 04:54:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:54:21,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:21,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:22,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 04:54:22,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:54:22,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:22,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 153 states and 222 transitions. [2021-11-21 04:54:22,755 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 222 transitions. [2021-11-21 04:54:22,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:54:22,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:22,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:23,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 04:54:23,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:23,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:54:23,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:23,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 153 states and 222 transitions. [2021-11-21 04:54:23,447 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 222 transitions. [2021-11-21 04:54:23,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:54:23,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:23,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:23,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 04:54:23,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:24,043 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:54:24,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:24,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 155 states and 225 transitions. [2021-11-21 04:54:24,262 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 225 transitions. [2021-11-21 04:54:24,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:54:24,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:24,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:24,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-21 04:54:24,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:24,759 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:54:25,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:25,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 155 states and 225 transitions. [2021-11-21 04:54:25,024 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 225 transitions. [2021-11-21 04:54:25,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:54:25,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:25,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:25,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 04:54:25,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:25,736 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:54:25,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:25,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 157 states and 230 transitions. [2021-11-21 04:54:25,977 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 230 transitions. [2021-11-21 04:54:25,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 04:54:25,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:25,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:26,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 04:54:26,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:54:27,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:27,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 159 states and 236 transitions. [2021-11-21 04:54:27,028 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 236 transitions. [2021-11-21 04:54:27,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:54:27,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:27,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:27,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 04:54:27,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 40 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:54:29,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:29,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 157 states and 235 transitions. [2021-11-21 04:54:29,513 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 235 transitions. [2021-11-21 04:54:29,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:54:29,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:29,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:29,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 04:54:29,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:30,343 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:54:30,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:30,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 157 states and 235 transitions. [2021-11-21 04:54:30,433 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 235 transitions. [2021-11-21 04:54:30,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:54:30,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:30,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:30,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 04:54:30,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:30,868 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:54:30,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:30,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 157 states and 235 transitions. [2021-11-21 04:54:30,877 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 235 transitions. [2021-11-21 04:54:30,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:54:30,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:30,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:31,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 04:54:31,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:31,377 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:54:31,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:31,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 158 states and 236 transitions. [2021-11-21 04:54:31,532 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 236 transitions. [2021-11-21 04:54:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:54:31,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:31,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:32,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 04:54:32,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:32,609 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 04:54:33,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 160 states and 239 transitions. [2021-11-21 04:54:33,517 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2021-11-21 04:54:33,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:54:33,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:33,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:34,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:54:34,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:35,141 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 8 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:54:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:35,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 160 states and 239 transitions. [2021-11-21 04:54:35,918 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2021-11-21 04:54:35,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:54:35,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:35,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:36,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 04:54:36,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:37,150 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 04:54:38,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:38,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 162 states and 243 transitions. [2021-11-21 04:54:38,412 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 243 transitions. [2021-11-21 04:54:38,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:54:38,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:38,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:39,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:54:39,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:40,672 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 04:54:41,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:41,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 162 states and 243 transitions. [2021-11-21 04:54:41,590 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 243 transitions. [2021-11-21 04:54:41,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:54:41,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:41,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:42,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:54:42,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 04:54:43,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:43,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 162 states and 243 transitions. [2021-11-21 04:54:43,197 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 243 transitions. [2021-11-21 04:54:43,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:54:43,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:43,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:43,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-21 04:54:43,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:44,740 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 04:54:46,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:46,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 164 states and 248 transitions. [2021-11-21 04:54:46,286 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 248 transitions. [2021-11-21 04:54:46,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 04:54:46,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:46,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:48,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 04:54:48,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:49,106 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 04:54:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:50,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 166 states and 260 transitions. [2021-11-21 04:54:50,968 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 260 transitions. [2021-11-21 04:54:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:54:50,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:50,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:52,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:52,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-21 04:54:52,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 04:54:55,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:55,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 168 states and 272 transitions. [2021-11-21 04:54:55,440 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 272 transitions. [2021-11-21 04:54:55,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:54:55,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:55,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:56,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-21 04:54:56,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:57,714 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 04:54:59,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:59,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 170 states and 275 transitions. [2021-11-21 04:54:59,963 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 275 transitions. [2021-11-21 04:54:59,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:54:59,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:59,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:02,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-21 04:55:02,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:55:04,315 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-21 04:55:07,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:07,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 172 states and 278 transitions. [2021-11-21 04:55:07,629 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 278 transitions. [2021-11-21 04:55:07,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 04:55:07,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:07,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:08,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:08,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 04:55:08,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:55:10,362 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 27 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 04:55:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:12,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 172 states and 278 transitions. [2021-11-21 04:55:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 278 transitions. [2021-11-21 04:55:12,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 04:55:12,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:12,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:14,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 04:55:14,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:55:15,173 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 27 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 04:55:15,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:15,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 172 states and 278 transitions. [2021-11-21 04:55:15,182 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 278 transitions. [2021-11-21 04:55:15,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 04:55:15,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:15,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:18,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 04:55:18,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:55:19,384 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 171 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-21 04:55:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:20,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 174 states and 293 transitions. [2021-11-21 04:55:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 293 transitions. [2021-11-21 04:55:20,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 04:55:20,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:20,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:23,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-21 04:55:23,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:55:25,366 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 43 proven. 322 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 04:55:28,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:28,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 174 states and 293 transitions. [2021-11-21 04:55:28,400 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 293 transitions. [2021-11-21 04:55:28,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 04:55:28,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:28,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:30,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-21 04:55:30,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:55:32,264 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 197 proven. 91 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-21 04:55:33,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:33,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 174 states and 293 transitions. [2021-11-21 04:55:33,096 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 293 transitions. [2021-11-21 04:55:33,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 04:55:33,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:33,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:35,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:55:35,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:55:36,646 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 198 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-21 04:55:39,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 176 states and 296 transitions. [2021-11-21 04:55:39,738 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 296 transitions. [2021-11-21 04:55:39,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 04:55:39,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:39,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:44,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:55:44,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:55:46,134 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 227 proven. 105 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-21 04:55:50,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 178 states and 299 transitions. [2021-11-21 04:55:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 299 transitions. [2021-11-21 04:55:50,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 04:55:50,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:50,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:52,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:52,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:55:52,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:55:55,717 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 258 proven. 120 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-21 04:56:04,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:04,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 180 states and 293 transitions. [2021-11-21 04:56:04,186 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 293 transitions. [2021-11-21 04:56:04,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 04:56:04,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:04,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:07,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-21 04:56:07,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:56:10,383 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 291 proven. 136 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-11-21 04:56:17,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:17,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 182 states and 313 transitions. [2021-11-21 04:56:17,401 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 313 transitions. [2021-11-21 04:56:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 04:56:17,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:17,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 04:56:27,598 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 04:56:27,602 INFO L158 Benchmark]: Toolchain (without parser) took 132941.29ms. Allocated memory was 104.9MB in the beginning and 230.7MB in the end (delta: 125.8MB). Free memory was 61.9MB in the beginning and 138.5MB in the end (delta: -76.5MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2021-11-21 04:56:27,602 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 104.9MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:56:27,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1109.02ms. Allocated memory is still 104.9MB. Free memory was 61.7MB in the beginning and 55.5MB in the end (delta: 6.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2021-11-21 04:56:27,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.64ms. Allocated memory is still 104.9MB. Free memory was 55.5MB in the beginning and 48.4MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 04:56:27,605 INFO L158 Benchmark]: Boogie Preprocessor took 174.06ms. Allocated memory was 104.9MB in the beginning and 136.3MB in the end (delta: 31.5MB). Free memory was 48.4MB in the beginning and 106.3MB in the end (delta: -57.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-21 04:56:27,606 INFO L158 Benchmark]: RCFGBuilder took 2146.35ms. Allocated memory is still 136.3MB. Free memory was 106.3MB in the beginning and 62.2MB in the end (delta: 44.1MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. [2021-11-21 04:56:27,607 INFO L158 Benchmark]: CodeCheck took 129343.64ms. Allocated memory was 136.3MB in the beginning and 230.7MB in the end (delta: 94.4MB). Free memory was 62.2MB in the beginning and 138.5MB in the end (delta: -76.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-21 04:56:27,611 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 0.40ms. Allocated memory is still 104.9MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1109.02ms. Allocated memory is still 104.9MB. Free memory was 61.7MB in the beginning and 55.5MB in the end (delta: 6.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.64ms. Allocated memory is still 104.9MB. Free memory was 55.5MB in the beginning and 48.4MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 174.06ms. Allocated memory was 104.9MB in the beginning and 136.3MB in the end (delta: 31.5MB). Free memory was 48.4MB in the beginning and 106.3MB in the end (delta: -57.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * RCFGBuilder took 2146.35ms. Allocated memory is still 136.3MB. Free memory was 106.3MB in the beginning and 62.2MB in the end (delta: 44.1MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. * CodeCheck took 129343.64ms. Allocated memory was 136.3MB in the beginning and 230.7MB in the end (delta: 94.4MB). Free memory was 62.2MB in the beginning and 138.5MB in the end (delta: -76.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:56:27,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/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_678334cd-eaa4-4b27-ba1f-8ee48c2ad67c/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