./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/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 bd635b7902366e8a0b08b14a90a1f3949f04bf734a3e09a83f5077ced842f5da --- 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 17:03:35,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:35,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:35,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:35,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:35,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:35,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:35,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:35,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:35,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:35,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:35,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:35,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:35,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:35,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:35,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:35,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:35,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:35,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:35,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:35,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:35,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:35,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:35,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:35,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:35,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:35,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:35,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:35,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:35,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:35,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:35,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:35,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:35,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:35,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:35,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:35,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:35,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:35,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:35,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:35,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:35,883 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:03:35,925 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:35,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:35,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:03:35,928 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:03:35,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:35,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:35,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:35,930 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:03:35,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:35,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:03:35,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:35,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:03:35,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:35,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:03:35,932 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:03:35,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:03:35,933 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:35,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:03:35,933 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:35,934 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:35,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:35,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:35,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:35,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:35,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:03:35,935 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:35,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:35,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:03:35,937 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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd635b7902366e8a0b08b14a90a1f3949f04bf734a3e09a83f5077ced842f5da [2022-10-17 17:03:36,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:36,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:36,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:36,262 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:36,263 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:36,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i [2022-10-17 17:03:36,351 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB/data/f193a0507/a57e5c57bbc44fc3ae0a1c894417164e/FLAG85162d3e1 [2022-10-17 17:03:36,923 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:36,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i [2022-10-17 17:03:36,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB/data/f193a0507/a57e5c57bbc44fc3ae0a1c894417164e/FLAG85162d3e1 [2022-10-17 17:03:37,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB/data/f193a0507/a57e5c57bbc44fc3ae0a1c894417164e [2022-10-17 17:03:37,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:37,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:37,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:37,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:37,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:37,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da58b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37, skipping insertion in model container [2022-10-17 17:03:37,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:37,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:37,939 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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[44118,44131] [2022-10-17 17:03:37,951 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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[44660,44673] [2022-10-17 17:03:38,047 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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[56247,56260] [2022-10-17 17:03:38,048 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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[56368,56381] [2022-10-17 17:03:38,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:38,077 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:38,117 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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[44118,44131] [2022-10-17 17:03:38,130 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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[44660,44673] [2022-10-17 17:03:38,246 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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[56247,56260] [2022-10-17 17:03:38,247 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_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[56368,56381] [2022-10-17 17:03:38,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:38,370 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:38,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38 WrapperNode [2022-10-17 17:03:38,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:38,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:38,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:38,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:38,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,614 INFO L138 Inliner]: procedures = 282, calls = 347, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1199 [2022-10-17 17:03:38,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:38,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:38,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:38,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:38,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,782 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:38,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:38,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:38,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:38,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:38,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:38,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:38,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26eccf8d-2f1c-42fd-be9d-9117adfb74ed/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:03:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 17:03:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:03:38,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:03:38,915 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2022-10-17 17:03:38,915 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2022-10-17 17:03:38,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:03:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:03:38,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:03:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:03:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:03:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2022-10-17 17:03:38,916 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2022-10-17 17:03:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:03:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2022-10-17 17:03:38,917 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2022-10-17 17:03:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:03:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:38,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:39,192 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:39,195 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:41,079 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:41,624 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:41,624 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-10-17 17:03:41,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:41 BoogieIcfgContainer [2022-10-17 17:03:41,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:41,633 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:41,633 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:41,643 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:41,643 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:41" (1/1) ... [2022-10-17 17:03:41,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:41,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:41,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 160 states and 265 transitions. [2022-10-17 17:03:41,727 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 265 transitions. [2022-10-17 17:03:41,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:41,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:41,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:41,891 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 17:03:41,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:41,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 160 states and 262 transitions. [2022-10-17 17:03:41,914 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 262 transitions. [2022-10-17 17:03:41,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:03:41,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:41,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:42,173 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 17:03:42,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2022-10-17 17:03:42,227 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2022-10-17 17:03:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:03:42,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:42,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:42,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:03:42,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:42,476 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 17:03:42,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2022-10-17 17:03:42,495 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2022-10-17 17:03:42,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:03:42,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:42,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:03:42,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:42,660 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 17:03:42,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 162 states and 254 transitions. [2022-10-17 17:03:42,678 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2022-10-17 17:03:42,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:03:42,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:42,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:03:42,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:42,849 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 17:03:42,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 162 states and 252 transitions. [2022-10-17 17:03:42,870 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2022-10-17 17:03:42,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:03:42,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:44,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 17:03:44,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:44,306 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 17:03:44,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:44,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 167 states and 263 transitions. [2022-10-17 17:03:44,419 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 263 transitions. [2022-10-17 17:03:44,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:03:44,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:44,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:44,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:03:44,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:44,663 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 17:03:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:44,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2022-10-17 17:03:44,733 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2022-10-17 17:03:44,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:03:44,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:44,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:45,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 1647 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:03:45,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:45,592 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 17:03:45,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:45,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 179 states and 268 transitions. [2022-10-17 17:03:45,878 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 268 transitions. [2022-10-17 17:03:45,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:03:45,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:45,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:46,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 17:03:46,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:46,301 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 17:03:47,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:47,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 204 states and 314 transitions. [2022-10-17 17:03:47,852 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 314 transitions. [2022-10-17 17:03:47,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:03:47,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:47,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:48,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 1661 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:03:48,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:48,476 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 17:03:48,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:48,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 204 states and 312 transitions. [2022-10-17 17:03:48,485 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 312 transitions. [2022-10-17 17:03:48,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:03:48,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:48,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:49,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 1667 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:03:49,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:49,362 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 17:03:49,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:49,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 207 states and 314 transitions. [2022-10-17 17:03:49,386 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 314 transitions. [2022-10-17 17:03:49,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 17:03:49,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:49,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:49,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:03:49,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:49,652 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 17:03:50,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:50,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 213 states and 326 transitions. [2022-10-17 17:03:50,527 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 326 transitions. [2022-10-17 17:03:50,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:03:50,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:50,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:50,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:03:50,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:50,774 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 17:03:50,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:50,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 211 states and 321 transitions. [2022-10-17 17:03:50,786 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 321 transitions. [2022-10-17 17:03:50,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:03:50,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:50,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:51,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 17:03:51,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:51,147 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 17:03:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:51,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 214 states and 323 transitions. [2022-10-17 17:03:51,163 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 323 transitions. [2022-10-17 17:03:51,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:03:51,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:51,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:51,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:51,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 17:03:51,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:51,644 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 17:03:52,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:52,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 227 states and 339 transitions. [2022-10-17 17:03:52,380 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 339 transitions. [2022-10-17 17:03:52,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 17:03:52,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:52,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:52,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:03:52,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:52,773 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 17:03:52,849 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 17:03:52,909 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 17:03:53,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:53,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 229 states and 342 transitions. [2022-10-17 17:03:53,066 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 342 transitions. [2022-10-17 17:03:53,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 17:03:53,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:53,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:53,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:03:53,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:53,343 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 17:03:53,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:53,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 229 states and 339 transitions. [2022-10-17 17:03:53,356 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 339 transitions. [2022-10-17 17:03:53,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:03:53,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:53,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:53,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:03:53,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:53,681 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 17:03:53,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:53,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 229 states and 337 transitions. [2022-10-17 17:03:53,708 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 337 transitions. [2022-10-17 17:03:53,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:03:53,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:53,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:53,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:03:53,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:54,042 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 17:03:54,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:54,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 229 states and 333 transitions. [2022-10-17 17:03:54,057 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 333 transitions. [2022-10-17 17:03:54,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:03:54,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:54,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:54,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 17:03:54,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:54,785 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 17:03:56,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 244 states and 363 transitions. [2022-10-17 17:03:56,523 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 363 transitions. [2022-10-17 17:03:56,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 17:03:56,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:56,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:58,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 18 conjunts are in the unsatisfiable core [2022-10-17 17:03:58,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:58,949 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 17:04:03,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:03,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 250 states and 380 transitions. [2022-10-17 17:04:03,047 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 380 transitions. [2022-10-17 17:04:03,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 17:04:03,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:03,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 17:04:08,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:08,789 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.