./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/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_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/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_fb2d1935-1c6c-4603-8c36-d913e0b599c6/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 8374eced2cbda6aab489eb004cb8e41f23aad88b98cd5c6913f13583171f2c3f --- 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 16:34:35,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:35,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:35,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:35,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:35,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:35,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:35,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:35,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:35,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:35,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:35,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:35,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:35,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:35,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:35,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:35,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:35,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:35,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:35,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:35,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:35,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:35,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:35,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:35,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:35,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:35,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:35,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:35,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:35,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:35,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:35,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:35,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:35,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:35,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:35,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:35,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:35,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:35,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:35,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:35,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:35,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:34:35,667 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:35,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:35,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:35,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:35,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:35,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:35,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:35,671 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:35,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:34:35,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:35,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:35,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:35,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:35,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:35,672 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:35,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:35,673 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:35,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:35,673 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:35,673 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:35,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:35,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:35,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:35,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:35,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:35,675 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:34:35,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:34:35,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:35,676 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_fb2d1935-1c6c-4603-8c36-d913e0b599c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8374eced2cbda6aab489eb004cb8e41f23aad88b98cd5c6913f13583171f2c3f [2022-10-17 16:34:35,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:35,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:35,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:35,956 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:35,957 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:35,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i [2022-10-17 16:34:36,028 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB/data/f355124ec/4a79759f1d1d43ffa6e57c0dbe96fd4e/FLAGc13475a2d [2022-10-17 16:34:36,650 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:36,651 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i [2022-10-17 16:34:36,675 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB/data/f355124ec/4a79759f1d1d43ffa6e57c0dbe96fd4e/FLAGc13475a2d [2022-10-17 16:34:36,853 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB/data/f355124ec/4a79759f1d1d43ffa6e57c0dbe96fd4e [2022-10-17 16:34:36,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:36,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:36,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:36,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:36,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:36,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:36" (1/1) ... [2022-10-17 16:34:36,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a1ccc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:36, skipping insertion in model container [2022-10-17 16:34:36,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:36" (1/1) ... [2022-10-17 16:34:36,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:36,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:37,715 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_fb2d1935-1c6c-4603-8c36-d913e0b599c6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44118,44131] [2022-10-17 16:34:37,740 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_fb2d1935-1c6c-4603-8c36-d913e0b599c6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44660,44673] [2022-10-17 16:34:37,869 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_fb2d1935-1c6c-4603-8c36-d913e0b599c6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56247,56260] [2022-10-17 16:34:37,870 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_fb2d1935-1c6c-4603-8c36-d913e0b599c6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56368,56381] [2022-10-17 16:34:37,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:37,888 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:37,928 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_fb2d1935-1c6c-4603-8c36-d913e0b599c6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44118,44131] [2022-10-17 16:34:37,930 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_fb2d1935-1c6c-4603-8c36-d913e0b599c6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44660,44673] [2022-10-17 16:34:38,008 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_fb2d1935-1c6c-4603-8c36-d913e0b599c6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56247,56260] [2022-10-17 16:34:38,010 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_fb2d1935-1c6c-4603-8c36-d913e0b599c6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56368,56381] [2022-10-17 16:34:38,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:38,094 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:38,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38 WrapperNode [2022-10-17 16:34:38,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:38,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:38,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:38,096 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:38,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38" (1/1) ... [2022-10-17 16:34:38,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38" (1/1) ... [2022-10-17 16:34:38,366 INFO L138 Inliner]: procedures = 282, calls = 294, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1040 [2022-10-17 16:34:38,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:38,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:38,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:38,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:38,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38" (1/1) ... [2022-10-17 16:34:38,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38" (1/1) ... [2022-10-17 16:34:38,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38" (1/1) ... [2022-10-17 16:34:38,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38" (1/1) ... [2022-10-17 16:34:38,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38" (1/1) ... [2022-10-17 16:34:38,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38" (1/1) ... [2022-10-17 16:34:38,525 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38" (1/1) ... [2022-10-17 16:34:38,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38" (1/1) ... [2022-10-17 16:34:38,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:38,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:38,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:38,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:38,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:38" (1/1) ... [2022-10-17 16:34:38,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:38,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:38,597 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:38,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2d1935-1c6c-4603-8c36-d913e0b599c6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:38,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:34:38,657 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:34:38,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:34:38,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:34:38,658 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2022-10-17 16:34:38,658 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2022-10-17 16:34:38,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:34:38,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:34:38,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:34:38,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:34:38,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:34:38,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:38,660 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2022-10-17 16:34:38,660 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2022-10-17 16:34:38,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:34:38,660 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2022-10-17 16:34:38,660 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2022-10-17 16:34:38,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:38,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:38,939 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:38,941 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:40,728 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:41,187 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:41,187 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-10-17 16:34:41,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:41 BoogieIcfgContainer [2022-10-17 16:34:41,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:34:41,193 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:34:41,193 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:34:41,204 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:34:41,205 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:41" (1/1) ... [2022-10-17 16:34:41,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:34:41,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:41,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 142 states and 234 transitions. [2022-10-17 16:34:41,313 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 234 transitions. [2022-10-17 16:34:41,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:34:41,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:41,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:41,483 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 16:34:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 142 states and 231 transitions. [2022-10-17 16:34:41,508 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 231 transitions. [2022-10-17 16:34:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:34:41,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:41,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:41,787 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 16:34:41,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:41,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 144 states and 234 transitions. [2022-10-17 16:34:41,849 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 234 transitions. [2022-10-17 16:34:41,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:34:41,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:41,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:42,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:42,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:42,032 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 16:34:42,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:42,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 144 states and 225 transitions. [2022-10-17 16:34:42,051 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 225 transitions. [2022-10-17 16:34:42,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:34:42,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:42,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:42,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:42,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:42,189 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 16:34:42,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:42,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 144 states and 223 transitions. [2022-10-17 16:34:42,195 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 223 transitions. [2022-10-17 16:34:42,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:34:42,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:42,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:42,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:42,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:42,335 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 16:34:42,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:42,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 144 states and 221 transitions. [2022-10-17 16:34:42,360 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 221 transitions. [2022-10-17 16:34:42,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:34:42,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:42,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:43,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:43,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:34:43,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:43,160 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 16:34:43,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:43,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 149 states and 232 transitions. [2022-10-17 16:34:43,265 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 232 transitions. [2022-10-17 16:34:43,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:34:43,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:43,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:43,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:43,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:43,509 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 16:34:43,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:43,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 149 states and 222 transitions. [2022-10-17 16:34:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 222 transitions. [2022-10-17 16:34:43,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:34:43,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:43,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:44,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 1647 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:34:44,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:44,411 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 16:34:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 161 states and 237 transitions. [2022-10-17 16:34:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 237 transitions. [2022-10-17 16:34:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:34:44,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:44,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:44,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:34:44,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:45,155 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 16:34:46,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:46,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 186 states and 283 transitions. [2022-10-17 16:34:46,459 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 283 transitions. [2022-10-17 16:34:46,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:34:46,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:46,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:47,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 1661 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:47,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:47,119 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 16:34:47,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:47,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 186 states and 281 transitions. [2022-10-17 16:34:47,132 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 281 transitions. [2022-10-17 16:34:47,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:34:47,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:47,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:47,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 1667 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:34:47,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:47,858 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 16:34:47,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:47,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 189 states and 283 transitions. [2022-10-17 16:34:47,882 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2022-10-17 16:34:47,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:34:47,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:47,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:48,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:34:48,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:48,169 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 16:34:48,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:48,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 192 states and 285 transitions. [2022-10-17 16:34:48,250 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 285 transitions. [2022-10-17 16:34:48,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:34:48,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:48,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:48,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:34:48,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:48,505 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 16:34:49,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:49,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 198 states and 297 transitions. [2022-10-17 16:34:49,311 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 297 transitions. [2022-10-17 16:34:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:34:49,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:49,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:49,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:49,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:49,535 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 16:34:49,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:49,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 196 states and 292 transitions. [2022-10-17 16:34:49,546 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 292 transitions. [2022-10-17 16:34:49,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:34:49,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:49,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:49,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:34:49,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:50,059 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 16:34:51,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:51,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 209 states and 308 transitions. [2022-10-17 16:34:51,073 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 308 transitions. [2022-10-17 16:34:51,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:34:51,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:51,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:51,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:34:51,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:51,417 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 16:34:51,487 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 16:34:51,552 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:34:51,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 211 states and 311 transitions. [2022-10-17 16:34:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 311 transitions. [2022-10-17 16:34:51,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:34:51,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:51,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:52,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:52,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:52,063 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 16:34:52,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:52,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 211 states and 308 transitions. [2022-10-17 16:34:52,077 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 308 transitions. [2022-10-17 16:34:52,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:34:52,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:52,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:52,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:52,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:52,407 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 16:34:52,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 211 states and 306 transitions. [2022-10-17 16:34:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 306 transitions. [2022-10-17 16:34:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:34:52,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:52,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:52,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:52,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:52,708 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 16:34:52,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:52,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 211 states and 302 transitions. [2022-10-17 16:34:52,746 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 302 transitions. [2022-10-17 16:34:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:34:52,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:52,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:53,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:34:53,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:53,449 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 16:34:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:55,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 226 states and 332 transitions. [2022-10-17 16:34:55,365 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 332 transitions. [2022-10-17 16:34:55,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:34:55,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:55,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:55,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:55,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 1007 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:34:55,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:55,827 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:34:55,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:55,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 229 states and 334 transitions. [2022-10-17 16:34:55,857 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 334 transitions. [2022-10-17 16:34:55,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:34:55,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:55,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:56,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:34:56,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:57,462 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 16:35:00,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:00,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 235 states and 351 transitions. [2022-10-17 16:35:00,732 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 351 transitions. [2022-10-17 16:35:00,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:35:00,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:00,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:35:02,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:02,720 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 16:35:04,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 237 states and 355 transitions. [2022-10-17 16:35:04,423 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 355 transitions. [2022-10-17 16:35:04,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:35:04,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms