./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/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 e4ea247b245ebcaf5e735452e89c4110c7b9dc9b43836e98484a894783fc3462 --- 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 16:53:55,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:55,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:55,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:55,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:55,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:55,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:55,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:55,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:55,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:55,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:55,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:55,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:55,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:55,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:55,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:55,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:55,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:55,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:55,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:55,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:55,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:55,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:55,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:55,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:55,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:55,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:55,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:55,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:55,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:55,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:55,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:55,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:55,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:55,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:55,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:55,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:55,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:55,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:55,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:55,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:55,899 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:53:55,949 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:55,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:55,951 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:53:55,951 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:53:55,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:55,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:55,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:55,953 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:55,953 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:53:55,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:55,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:55,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:53:55,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:55,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:53:55,955 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:55,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:53:55,956 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:55,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:53:55,956 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:55,956 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:55,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:55,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:55,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:55,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:55,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:53:55,957 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:53:55,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:53:55,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:53:55,958 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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4ea247b245ebcaf5e735452e89c4110c7b9dc9b43836e98484a894783fc3462 [2022-10-17 16:53:56,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:56,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:56,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:56,316 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:56,317 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:56,319 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i [2022-10-17 16:53:56,407 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB/data/9f4ecf505/96890259e0cb438e87aa82c748704e3f/FLAG8bd8d6f03 [2022-10-17 16:53:57,154 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:57,155 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i [2022-10-17 16:53:57,184 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB/data/9f4ecf505/96890259e0cb438e87aa82c748704e3f/FLAG8bd8d6f03 [2022-10-17 16:53:57,319 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB/data/9f4ecf505/96890259e0cb438e87aa82c748704e3f [2022-10-17 16:53:57,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:57,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:57,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:57,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:57,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:57,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:57" (1/1) ... [2022-10-17 16:53:57,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@721e963c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:57, skipping insertion in model container [2022-10-17 16:53:57,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:57" (1/1) ... [2022-10-17 16:53:57,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:57,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:58,007 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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i[44118,44131] [2022-10-17 16:53:58,022 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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i[44660,44673] [2022-10-17 16:53:58,153 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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i[56247,56260] [2022-10-17 16:53:58,154 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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i[56368,56381] [2022-10-17 16:53:58,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:58,183 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:58,241 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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i[44118,44131] [2022-10-17 16:53:58,256 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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i[44660,44673] [2022-10-17 16:53:58,360 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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i[56247,56260] [2022-10-17 16:53:58,361 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_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i[56368,56381] [2022-10-17 16:53:58,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:58,465 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:58,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58 WrapperNode [2022-10-17 16:53:58,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:58,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:58,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:58,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:58,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58" (1/1) ... [2022-10-17 16:53:58,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58" (1/1) ... [2022-10-17 16:53:58,681 INFO L138 Inliner]: procedures = 282, calls = 347, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1199 [2022-10-17 16:53:58,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:58,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:58,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:58,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:58,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58" (1/1) ... [2022-10-17 16:53:58,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58" (1/1) ... [2022-10-17 16:53:58,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58" (1/1) ... [2022-10-17 16:53:58,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58" (1/1) ... [2022-10-17 16:53:58,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58" (1/1) ... [2022-10-17 16:53:58,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58" (1/1) ... [2022-10-17 16:53:58,815 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58" (1/1) ... [2022-10-17 16:53:58,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58" (1/1) ... [2022-10-17 16:53:58,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:58,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:58,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:58,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:58,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:58" (1/1) ... [2022-10-17 16:53:58,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:58,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:58,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:58,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e809d-a6be-4c6a-a559-ac9b7d7289a7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:58,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:53:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:53:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:53:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:53:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2022-10-17 16:53:58,956 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2022-10-17 16:53:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:53:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:53:58,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:53:58,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:53:58,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:53:58,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:58,958 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2022-10-17 16:53:58,958 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2022-10-17 16:53:58,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:53:58,959 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2022-10-17 16:53:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2022-10-17 16:53:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:53:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:59,318 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:59,321 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:54:01,202 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:54:01,763 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:54:01,763 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-10-17 16:54:01,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:01 BoogieIcfgContainer [2022-10-17 16:54:01,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:54:01,771 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:54:01,771 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:54:01,782 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:54:01,782 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:01" (1/1) ... [2022-10-17 16:54:01,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:54:01,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 160 states and 265 transitions. [2022-10-17 16:54:01,888 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 265 transitions. [2022-10-17 16:54:01,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:54:01,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:01,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:02,120 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 16:54:02,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:02,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 160 states and 262 transitions. [2022-10-17 16:54:02,144 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 262 transitions. [2022-10-17 16:54:02,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:54:02,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:02,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:02,363 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 16:54:02,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:02,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2022-10-17 16:54:02,415 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2022-10-17 16:54:02,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:54:02,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:02,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:02,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:02,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:02,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:02,634 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 16:54:02,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:02,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2022-10-17 16:54:02,654 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2022-10-17 16:54:02,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:54:02,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:02,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:02,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:02,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:02,806 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 16:54:02,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:02,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 162 states and 254 transitions. [2022-10-17 16:54:02,825 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2022-10-17 16:54:02,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:54:02,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:02,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:02,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:02,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:03,003 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 16:54:03,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:03,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 162 states and 252 transitions. [2022-10-17 16:54:03,024 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2022-10-17 16:54:03,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:54:03,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:03,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:04,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:54:04,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:04,405 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 16:54:04,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:04,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 167 states and 263 transitions. [2022-10-17 16:54:04,511 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 263 transitions. [2022-10-17 16:54:04,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:54:04,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:04,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:04,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:04,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:04,752 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 16:54:04,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:04,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2022-10-17 16:54:04,827 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2022-10-17 16:54:04,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:54:04,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:04,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:05,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 1647 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:05,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:05,668 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 16:54:05,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:05,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 179 states and 268 transitions. [2022-10-17 16:54:05,965 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 268 transitions. [2022-10-17 16:54:05,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:54:05,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:05,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:06,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:54:06,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:06,454 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 16:54:07,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:07,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 204 states and 314 transitions. [2022-10-17 16:54:07,762 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 314 transitions. [2022-10-17 16:54:07,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:54:07,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:07,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:08,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 1661 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:08,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:08,427 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 16:54:08,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:08,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 204 states and 312 transitions. [2022-10-17 16:54:08,445 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 312 transitions. [2022-10-17 16:54:08,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:54:08,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:08,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:09,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 1667 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:09,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:09,217 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 16:54:09,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:09,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 207 states and 314 transitions. [2022-10-17 16:54:09,237 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 314 transitions. [2022-10-17 16:54:09,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:54:09,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:09,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:09,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:09,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:09,487 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 16:54:10,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:10,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 213 states and 326 transitions. [2022-10-17 16:54:10,353 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 326 transitions. [2022-10-17 16:54:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:54:10,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:10,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:10,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:10,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:10,670 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 16:54:10,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:10,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 211 states and 321 transitions. [2022-10-17 16:54:10,682 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 321 transitions. [2022-10-17 16:54:10,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:54:10,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:10,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:10,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:10,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:54:10,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:11,048 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 16:54:11,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:11,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 214 states and 323 transitions. [2022-10-17 16:54:11,064 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 323 transitions. [2022-10-17 16:54:11,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:54:11,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:11,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:11,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:54:11,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:11,519 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 16:54:12,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:12,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 227 states and 339 transitions. [2022-10-17 16:54:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 339 transitions. [2022-10-17 16:54:12,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:54:12,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:12,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:12,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:12,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:12,817 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 16:54:12,896 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 16:54:12,967 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 16:54:13,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 229 states and 342 transitions. [2022-10-17 16:54:13,149 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 342 transitions. [2022-10-17 16:54:13,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:54:13,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:13,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:13,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:13,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:13,440 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 16:54:13,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:13,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 229 states and 339 transitions. [2022-10-17 16:54:13,453 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 339 transitions. [2022-10-17 16:54:13,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:54:13,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:13,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:13,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:13,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:13,835 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 16:54:13,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 229 states and 337 transitions. [2022-10-17 16:54:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 337 transitions. [2022-10-17 16:54:13,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:54:13,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:13,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:14,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:14,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:14,135 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 16:54:14,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:14,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 229 states and 333 transitions. [2022-10-17 16:54:14,148 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 333 transitions. [2022-10-17 16:54:14,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:54:14,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:14,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:14,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:54:14,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:14,849 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 16:54:16,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:16,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 244 states and 363 transitions. [2022-10-17 16:54:16,645 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 363 transitions. [2022-10-17 16:54:16,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:54:16,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:16,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:17,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:17,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 18 conjunts are in the unsatisfiable core [2022-10-17 16:54:17,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:17,748 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 16:54:21,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:21,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 250 states and 380 transitions. [2022-10-17 16:54:21,313 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 380 transitions. [2022-10-17 16:54:21,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:54:21,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:21,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:21,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:54:21,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:22,180 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:54:23,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:23,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 252 states and 384 transitions. [2022-10-17 16:54:23,276 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 384 transitions. [2022-10-17 16:54:23,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:54:23,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:23,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:24,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:24,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 1057 conjuncts, 22 conjunts are in the unsatisfiable core [2022-10-17 16:54:24,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:25,066 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.