./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/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 d952a2ac4207d7207b65e88d163e23d18bb81c0593196a835eab903a81ce4e5c --- 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 16:46:07,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:07,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:07,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:07,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:07,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:07,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:07,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:07,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:07,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:07,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:07,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:07,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:07,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:07,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:07,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:07,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:07,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:07,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:07,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:07,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:07,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:07,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:07,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:07,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:07,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:07,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:07,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:07,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:07,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:07,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:07,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:07,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:07,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:07,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:07,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:07,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:07,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:07,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:07,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:07,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:07,424 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:46:07,460 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:07,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:07,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:07,462 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:07,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:07,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:07,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:07,464 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:07,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:07,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:07,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:07,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:07,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:07,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:07,466 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:07,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:07,467 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:07,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:07,467 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:07,467 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:07,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:07,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:07,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:07,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:07,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:07,477 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:07,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:07,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:07,478 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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d952a2ac4207d7207b65e88d163e23d18bb81c0593196a835eab903a81ce4e5c [2022-10-17 16:46:07,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:07,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:07,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:07,782 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:07,783 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:07,785 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i [2022-10-17 16:46:07,863 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB/data/410d26274/7f26d069accf425d9c007998fc436ca7/FLAG4831b3827 [2022-10-17 16:46:08,456 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:08,457 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i [2022-10-17 16:46:08,493 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB/data/410d26274/7f26d069accf425d9c007998fc436ca7/FLAG4831b3827 [2022-10-17 16:46:08,672 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB/data/410d26274/7f26d069accf425d9c007998fc436ca7 [2022-10-17 16:46:08,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:08,676 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:08,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:08,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:08,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:08,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:08,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b9cd3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08, skipping insertion in model container [2022-10-17 16:46:08,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:08,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:08,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:09,538 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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[44118,44131] [2022-10-17 16:46:09,562 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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[44660,44673] [2022-10-17 16:46:09,703 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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[56247,56260] [2022-10-17 16:46:09,704 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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[56368,56381] [2022-10-17 16:46:09,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:09,739 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:09,807 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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[44118,44131] [2022-10-17 16:46:09,810 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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[44660,44673] [2022-10-17 16:46:09,875 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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[56247,56260] [2022-10-17 16:46:09,876 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_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[56368,56381] [2022-10-17 16:46:09,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:09,997 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:09,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09 WrapperNode [2022-10-17 16:46:10,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:10,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:10,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:10,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:10,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:10,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:10,191 INFO L138 Inliner]: procedures = 282, calls = 347, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1199 [2022-10-17 16:46:10,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:10,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:10,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:10,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:10,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:10,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:10,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:10,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:10,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:10,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:10,353 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:10,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:10,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:10,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:10,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:10,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:10,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:10,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:10,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:10,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:10,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c70185-f74f-4788-a3fa-c9c6cb9258cd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:46:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:46:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:46:10,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:46:10,476 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2022-10-17 16:46:10,477 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2022-10-17 16:46:10,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:46:10,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:46:10,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:46:10,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:46:10,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:46:10,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2022-10-17 16:46:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2022-10-17 16:46:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:46:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2022-10-17 16:46:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2022-10-17 16:46:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:46:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:10,726 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:10,729 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:12,636 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:13,166 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:13,167 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-10-17 16:46:13,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:13 BoogieIcfgContainer [2022-10-17 16:46:13,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:46:13,173 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:46:13,173 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:46:13,184 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:46:13,185 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:13" (1/1) ... [2022-10-17 16:46:13,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:46:13,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:13,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 160 states and 265 transitions. [2022-10-17 16:46:13,306 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 265 transitions. [2022-10-17 16:46:13,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:46:13,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:13,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:13,549 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 16:46:13,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:13,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 160 states and 262 transitions. [2022-10-17 16:46:13,582 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 262 transitions. [2022-10-17 16:46:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:46:13,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:13,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:13,777 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 16:46:13,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:13,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2022-10-17 16:46:13,814 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2022-10-17 16:46:13,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:46:13,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:13,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:13,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:13,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:13,967 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 16:46:13,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:13,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2022-10-17 16:46:13,988 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2022-10-17 16:46:13,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:46:13,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:13,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:14,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:14,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:14,175 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 16:46:14,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:14,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 162 states and 254 transitions. [2022-10-17 16:46:14,189 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2022-10-17 16:46:14,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:46:14,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:14,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:14,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:14,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:14,384 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 16:46:14,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:14,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 162 states and 252 transitions. [2022-10-17 16:46:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2022-10-17 16:46:14,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:46:14,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:14,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:15,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:46:15,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:15,825 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 16:46:15,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:15,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 167 states and 263 transitions. [2022-10-17 16:46:15,925 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 263 transitions. [2022-10-17 16:46:15,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:46:15,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:15,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:16,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:16,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:16,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:16,154 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 16:46:16,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:16,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2022-10-17 16:46:16,212 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2022-10-17 16:46:16,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:46:16,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:16,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:16,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 1647 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:46:16,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:16,994 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 16:46:17,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 179 states and 268 transitions. [2022-10-17 16:46:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 268 transitions. [2022-10-17 16:46:17,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:46:17,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:17,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:17,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:17,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:17,689 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 16:46:18,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:18,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 204 states and 314 transitions. [2022-10-17 16:46:18,865 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 314 transitions. [2022-10-17 16:46:18,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:46:18,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:18,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:19,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:19,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 1661 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:19,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:19,511 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 16:46:19,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:19,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 204 states and 312 transitions. [2022-10-17 16:46:19,520 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 312 transitions. [2022-10-17 16:46:19,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:46:19,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:19,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:20,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 1667 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:46:20,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:20,225 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 16:46:20,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:20,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 207 states and 314 transitions. [2022-10-17 16:46:20,289 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 314 transitions. [2022-10-17 16:46:20,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:46:20,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:20,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:20,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:20,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:46:20,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:20,530 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 16:46:21,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:21,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 213 states and 326 transitions. [2022-10-17 16:46:21,297 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 326 transitions. [2022-10-17 16:46:21,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:46:21,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:21,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:21,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:21,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:21,538 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 16:46:21,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:21,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 211 states and 321 transitions. [2022-10-17 16:46:21,550 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 321 transitions. [2022-10-17 16:46:21,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:46:21,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:21,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:21,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:21,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:21,900 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 16:46:21,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:21,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 214 states and 323 transitions. [2022-10-17 16:46:21,919 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 323 transitions. [2022-10-17 16:46:21,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:46:21,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:21,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:22,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:46:22,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:22,370 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 16:46:23,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:23,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 227 states and 339 transitions. [2022-10-17 16:46:23,125 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 339 transitions. [2022-10-17 16:46:23,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:46:23,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:23,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:23,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:46:23,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:23,449 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 16:46:23,515 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 16:46:23,578 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 16:46:23,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:23,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 229 states and 342 transitions. [2022-10-17 16:46:23,762 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 342 transitions. [2022-10-17 16:46:23,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:46:23,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:23,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:24,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:24,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:24,023 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 16:46:24,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:24,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 229 states and 339 transitions. [2022-10-17 16:46:24,037 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 339 transitions. [2022-10-17 16:46:24,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:46:24,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:24,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:24,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:24,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:24,363 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 16:46:24,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:24,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 229 states and 337 transitions. [2022-10-17 16:46:24,391 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 337 transitions. [2022-10-17 16:46:24,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:46:24,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:24,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:24,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:24,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:24,681 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 16:46:24,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:24,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 229 states and 333 transitions. [2022-10-17 16:46:24,694 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 333 transitions. [2022-10-17 16:46:24,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:46:24,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:24,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:25,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:46:25,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:25,468 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 16:46:27,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:27,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 244 states and 363 transitions. [2022-10-17 16:46:27,340 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 363 transitions. [2022-10-17 16:46:27,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:46:27,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:27,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:28,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:46:28,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:28,743 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 16:46:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:31,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 250 states and 380 transitions. [2022-10-17 16:46:31,900 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 380 transitions. [2022-10-17 16:46:31,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:46:31,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:31,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:36,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:46:36,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:37,232 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 16:46:39,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:39,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 252 states and 384 transitions. [2022-10-17 16:46:39,219 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 384 transitions. [2022-10-17 16:46:39,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:46:39,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:39,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms