./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ff5be3465740cb655882704e7eef418c95d0bbd56a2060e741c7d3e996e58af7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:47:34,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:34,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:34,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:34,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:34,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:34,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:34,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:34,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:34,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:34,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:34,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:34,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:34,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:34,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:34,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:34,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:34,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:34,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:34,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:34,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:34,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:34,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:34,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:34,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:34,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:34,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:34,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:34,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:34,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:34,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:34,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:34,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:34,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:34,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:34,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:34,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:34,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:34,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:34,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:34,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:34,936 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:47:34,989 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:34,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:34,991 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:47:34,992 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:47:34,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:34,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:34,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:34,993 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:34,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:34,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:34,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:34,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:47:34,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:34,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:47:34,996 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:34,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:47:34,997 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:34,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:47:34,997 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:34,997 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:34,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:34,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:34,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:34,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:34,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:47:34,999 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:35,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:35,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:47:35,001 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_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff5be3465740cb655882704e7eef418c95d0bbd56a2060e741c7d3e996e58af7 [2022-10-17 16:47:35,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:35,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:35,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:35,327 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:35,329 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:35,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i [2022-10-17 16:47:35,415 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/data/71f4fa455/228caa78d9d3469193de8b3b57db96c0/FLAG0bccdd99b [2022-10-17 16:47:36,147 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:36,147 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i [2022-10-17 16:47:36,178 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/data/71f4fa455/228caa78d9d3469193de8b3b57db96c0/FLAG0bccdd99b [2022-10-17 16:47:36,325 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/data/71f4fa455/228caa78d9d3469193de8b3b57db96c0 [2022-10-17 16:47:36,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:36,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:36,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:36,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:36,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:36,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:36" (1/1) ... [2022-10-17 16:47:36,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cca69e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:36, skipping insertion in model container [2022-10-17 16:47:36,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:36" (1/1) ... [2022-10-17 16:47:36,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:36,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:37,038 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_2a963e93-849d-48b1-b2e3-2659d2e0a33a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44118,44131] [2022-10-17 16:47:37,053 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_2a963e93-849d-48b1-b2e3-2659d2e0a33a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44660,44673] [2022-10-17 16:47:37,187 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_2a963e93-849d-48b1-b2e3-2659d2e0a33a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56247,56260] [2022-10-17 16:47:37,188 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_2a963e93-849d-48b1-b2e3-2659d2e0a33a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56368,56381] [2022-10-17 16:47:37,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:37,212 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:37,248 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_2a963e93-849d-48b1-b2e3-2659d2e0a33a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44118,44131] [2022-10-17 16:47:37,250 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_2a963e93-849d-48b1-b2e3-2659d2e0a33a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44660,44673] [2022-10-17 16:47:37,324 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_2a963e93-849d-48b1-b2e3-2659d2e0a33a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56247,56260] [2022-10-17 16:47:37,325 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_2a963e93-849d-48b1-b2e3-2659d2e0a33a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56368,56381] [2022-10-17 16:47:37,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:37,452 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:37,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37 WrapperNode [2022-10-17 16:47:37,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:37,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:37,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:37,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:37,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37" (1/1) ... [2022-10-17 16:47:37,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37" (1/1) ... [2022-10-17 16:47:37,606 INFO L138 Inliner]: procedures = 282, calls = 294, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1040 [2022-10-17 16:47:37,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:37,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:37,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:37,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:37,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37" (1/1) ... [2022-10-17 16:47:37,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37" (1/1) ... [2022-10-17 16:47:37,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37" (1/1) ... [2022-10-17 16:47:37,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37" (1/1) ... [2022-10-17 16:47:37,716 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37" (1/1) ... [2022-10-17 16:47:37,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37" (1/1) ... [2022-10-17 16:47:37,762 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37" (1/1) ... [2022-10-17 16:47:37,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37" (1/1) ... [2022-10-17 16:47:37,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:37,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:37,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:37,791 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:37,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:37" (1/1) ... [2022-10-17 16:47:37,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:37,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:37,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:37,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a963e93-849d-48b1-b2e3-2659d2e0a33a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:47:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:47:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:47:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:47:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2022-10-17 16:47:37,884 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2022-10-17 16:47:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:47:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:47:37,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:47:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:47:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:47:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2022-10-17 16:47:37,886 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2022-10-17 16:47:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:47:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2022-10-17 16:47:37,887 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2022-10-17 16:47:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:37,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:38,134 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:38,137 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:40,007 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:40,447 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:40,447 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-10-17 16:47:40,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:40 BoogieIcfgContainer [2022-10-17 16:47:40,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:47:40,453 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:47:40,453 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:47:40,464 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:47:40,464 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:40,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:47:40,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:40,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 142 states and 234 transitions. [2022-10-17 16:47:40,570 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 234 transitions. [2022-10-17 16:47:40,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:47:40,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:40,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:40,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:40,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:40,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 142 states and 231 transitions. [2022-10-17 16:47:40,858 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 231 transitions. [2022-10-17 16:47:40,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:47:40,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:40,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:41,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:41,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:41,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 144 states and 234 transitions. [2022-10-17 16:47:41,178 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 234 transitions. [2022-10-17 16:47:41,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:47:41,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:41,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:41,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:41,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:41,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:41,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:41,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 144 states and 225 transitions. [2022-10-17 16:47:41,373 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 225 transitions. [2022-10-17 16:47:41,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:47:41,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:41,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:41,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:41,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:41,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:41,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:41,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 144 states and 223 transitions. [2022-10-17 16:47:41,530 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 223 transitions. [2022-10-17 16:47:41,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:47:41,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:41,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:41,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:41,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:41,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:41,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:41,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 144 states and 221 transitions. [2022-10-17 16:47:41,690 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 221 transitions. [2022-10-17 16:47:41,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:47:41,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:41,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:42,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:47:42,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:42,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:42,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 149 states and 232 transitions. [2022-10-17 16:47:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 232 transitions. [2022-10-17 16:47:42,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:47:42,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:42,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:42,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:42,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:42,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:42,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:42,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 149 states and 222 transitions. [2022-10-17 16:47:42,928 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 222 transitions. [2022-10-17 16:47:42,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:47:42,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:42,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:43,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 1647 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:47:43,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:43,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:43,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:43,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 161 states and 237 transitions. [2022-10-17 16:47:43,995 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 237 transitions. [2022-10-17 16:47:43,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:47:43,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:43,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:44,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:44,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:44,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:44,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:45,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:45,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 186 states and 283 transitions. [2022-10-17 16:47:45,923 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 283 transitions. [2022-10-17 16:47:45,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:47:45,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:45,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:46,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 1661 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:46,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:46,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:46,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:46,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 186 states and 281 transitions. [2022-10-17 16:47:46,598 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 281 transitions. [2022-10-17 16:47:46,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:47:46,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:46,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:47,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:47,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 1667 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:47:47,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:47,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:47,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:47,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 189 states and 283 transitions. [2022-10-17 16:47:47,492 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2022-10-17 16:47:47,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:47:47,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:47,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:47,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:47,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:47,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:47,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:47,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 192 states and 285 transitions. [2022-10-17 16:47:47,847 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 285 transitions. [2022-10-17 16:47:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:47:47,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:47,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:48,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:47:48,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:48,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 198 states and 297 transitions. [2022-10-17 16:47:48,898 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 297 transitions. [2022-10-17 16:47:48,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:47:48,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:48,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:49,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:49,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:49,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:47:49,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:49,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 196 states and 292 transitions. [2022-10-17 16:47:49,209 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 292 transitions. [2022-10-17 16:47:49,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:47:49,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:49,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:49,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:47:49,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:49,671 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:47:50,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:50,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 209 states and 308 transitions. [2022-10-17 16:47:50,591 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 308 transitions. [2022-10-17 16:47:50,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:47:50,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:50,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:50,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:47:50,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:50,953 INFO L390 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 [2022-10-17 16:47:51,031 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-10-17 16:47:51,095 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:47:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 211 states and 311 transitions. [2022-10-17 16:47:51,249 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 311 transitions. [2022-10-17 16:47:51,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:47:51,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:51,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:51,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:51,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:51,552 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:47:51,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:51,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 211 states and 308 transitions. [2022-10-17 16:47:51,567 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 308 transitions. [2022-10-17 16:47:51,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:47:51,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:51,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:51,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:51,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:51,896 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:47:51,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 211 states and 306 transitions. [2022-10-17 16:47:51,922 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 306 transitions. [2022-10-17 16:47:51,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:51,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:51,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:52,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:52,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:52,261 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:47:52,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:52,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 211 states and 302 transitions. [2022-10-17 16:47:52,278 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 302 transitions. [2022-10-17 16:47:52,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:47:52,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:52,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:52,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:47:52,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:52,987 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:47:54,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:54,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 226 states and 332 transitions. [2022-10-17 16:47:54,815 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 332 transitions. [2022-10-17 16:47:54,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:47:54,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:54,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:55,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 1007 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:47:55,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:55,233 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:47:55,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:55,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 229 states and 334 transitions. [2022-10-17 16:47:55,254 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 334 transitions. [2022-10-17 16:47:55,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:47:55,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:55,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:56,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 18 conjunts are in the unsatisfiable core [2022-10-17 16:47:57,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:57,812 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:48:03,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:03,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 235 states and 351 transitions. [2022-10-17 16:48:03,059 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 351 transitions. [2022-10-17 16:48:03,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:48:03,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:03,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:03,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:03,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 24 conjunts are in the unsatisfiable core [2022-10-17 16:48:03,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:48:04,235 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.