./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-3.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_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/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_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/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_67672a60-79c2-4647-819e-0feda7abd420/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 fa6de94809ad211882523114a33a27b3a82ed66d6bff27089fdf2c6fcaa93aae --- 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 16:33:16,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:16,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:16,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:16,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:16,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:16,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:16,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:16,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:16,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:16,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:16,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:16,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:16,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:16,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:16,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:16,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:16,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:16,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:16,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:16,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:16,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:16,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:16,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:16,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:16,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:16,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:16,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:16,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:16,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:16,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:16,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:16,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:16,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:16,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:16,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:16,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:16,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:16,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:16,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:16,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:16,739 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:33:16,807 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:16,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:16,809 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:16,809 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:16,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:16,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:16,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:16,811 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:16,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:33:16,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:16,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:16,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:16,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:16,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:16,813 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:16,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:16,814 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:16,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:16,814 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:16,814 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:16,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:16,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:16,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:16,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:16,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:16,816 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:16,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:16,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:16,817 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_67672a60-79c2-4647-819e-0feda7abd420/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa6de94809ad211882523114a33a27b3a82ed66d6bff27089fdf2c6fcaa93aae [2022-10-17 16:33:17,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:17,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:17,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:17,123 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:17,125 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:17,126 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-3.i [2022-10-17 16:33:17,202 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB/data/c58f145eb/ef3f2425f2a24ffa9cdb4538341c387d/FLAGfb53251e6 [2022-10-17 16:33:17,985 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:17,986 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-3.i [2022-10-17 16:33:18,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB/data/c58f145eb/ef3f2425f2a24ffa9cdb4538341c387d/FLAGfb53251e6 [2022-10-17 16:33:18,091 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB/data/c58f145eb/ef3f2425f2a24ffa9cdb4538341c387d [2022-10-17 16:33:18,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:18,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:18,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:18,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:18,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:18,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2db2eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18, skipping insertion in model container [2022-10-17 16:33:18,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:18,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:18,765 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_67672a60-79c2-4647-819e-0feda7abd420/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-3.i[33022,33035] [2022-10-17 16:33:19,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:19,048 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:19,082 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_67672a60-79c2-4647-819e-0feda7abd420/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-3.i[33022,33035] [2022-10-17 16:33:19,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:19,305 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:19,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19 WrapperNode [2022-10-17 16:33:19,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:19,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:19,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:19,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:19,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,552 INFO L138 Inliner]: procedures = 177, calls = 623, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2467 [2022-10-17 16:33:19,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:19,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:19,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:19,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:19,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,712 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:19,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:19,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:19,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:19,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:19,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:19,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:19,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67672a60-79c2-4647-819e-0feda7abd420/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2022-10-17 16:33:19,851 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2022-10-17 16:33:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:33:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:33:19,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:33:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:33:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:33:19,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:33:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:33:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:33:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:33:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:33:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:33:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:33:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:19,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:20,308 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:20,311 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:23,674 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:24,686 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:24,687 INFO L300 CfgBuilder]: Removed 168 assume(true) statements. [2022-10-17 16:33:24,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:24 BoogieIcfgContainer [2022-10-17 16:33:24,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:33:24,695 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:33:24,695 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:33:24,706 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:33:24,706 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:24" (1/1) ... [2022-10-17 16:33:24,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:33:24,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:24,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 277 states and 499 transitions. [2022-10-17 16:33:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 499 transitions. [2022-10-17 16:33:24,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:33:24,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:24,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,088 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 16:33:25,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 277 states and 495 transitions. [2022-10-17 16:33:25,126 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 495 transitions. [2022-10-17 16:33:25,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:33:25,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,196 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 16:33:25,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 277 states and 491 transitions. [2022-10-17 16:33:25,211 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 491 transitions. [2022-10-17 16:33:25,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:33:25,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,479 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 16:33:25,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 279 states and 490 transitions. [2022-10-17 16:33:25,541 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 490 transitions. [2022-10-17 16:33:25,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:33:25,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:25,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:25,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:25,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 279 states and 485 transitions. [2022-10-17 16:33:25,760 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 485 transitions. [2022-10-17 16:33:25,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:33:25,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:25,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:25,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:25,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 279 states and 481 transitions. [2022-10-17 16:33:25,975 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 481 transitions. [2022-10-17 16:33:25,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:33:25,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:26,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:26,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:26,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:26,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:26,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 279 states and 475 transitions. [2022-10-17 16:33:26,190 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 475 transitions. [2022-10-17 16:33:26,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:33:26,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:26,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 1544 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:27,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:27,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:27,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:27,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 279 states and 469 transitions. [2022-10-17 16:33:27,187 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 469 transitions. [2022-10-17 16:33:27,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:33:27,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:27,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:27,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:28,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:28,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 292 states and 486 transitions. [2022-10-17 16:33:28,344 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 486 transitions. [2022-10-17 16:33:28,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:33:28,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:28,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:28,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:28,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:28,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:28,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:28,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 292 states and 484 transitions. [2022-10-17 16:33:28,669 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 484 transitions. [2022-10-17 16:33:28,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:33:28,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:28,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:28,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:28,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:28,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:29,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:29,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 292 states and 482 transitions. [2022-10-17 16:33:29,019 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 482 transitions. [2022-10-17 16:33:29,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:33:29,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:29,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:29,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 1701 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:29,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:29,772 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:29,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:29,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 292 states and 480 transitions. [2022-10-17 16:33:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 480 transitions. [2022-10-17 16:33:29,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:33:29,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:29,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:30,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 1691 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:30,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:30,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:30,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 292 states and 475 transitions. [2022-10-17 16:33:30,643 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 475 transitions. [2022-10-17 16:33:30,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:33:30,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:30,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:31,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:31,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:33:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 295 states and 477 transitions. [2022-10-17 16:33:31,498 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 477 transitions. [2022-10-17 16:33:31,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:33:31,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:31,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:32,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:32,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:32,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:32,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:32,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 295 states and 471 transitions. [2022-10-17 16:33:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 471 transitions. [2022-10-17 16:33:32,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:33:32,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:32,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:32,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:33:32,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:32,649 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 16:33:32,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:33:32,702 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 16:33:32,723 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:33:33,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:33,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 298 states and 477 transitions. [2022-10-17 16:33:33,173 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 477 transitions. [2022-10-17 16:33:33,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:33:33,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:33,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:34,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 3020 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:34,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:34,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:34,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:34,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 298 states and 471 transitions. [2022-10-17 16:33:34,305 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 471 transitions. [2022-10-17 16:33:34,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:33:34,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:34,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:35,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:35,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 3163 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:35,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:35,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:35,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:35,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 319 states and 496 transitions. [2022-10-17 16:33:35,925 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 496 transitions. [2022-10-17 16:33:35,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:33:35,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:35,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:36,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 1946 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:36,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:36,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:36,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:36,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 319 states and 494 transitions. [2022-10-17 16:33:36,711 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 494 transitions. [2022-10-17 16:33:36,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:33:36,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:36,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:37,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 1973 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:37,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:37,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:37,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:37,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 319 states and 492 transitions. [2022-10-17 16:33:37,510 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 492 transitions. [2022-10-17 16:33:37,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:33:37,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:37,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:38,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 3177 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:38,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:38,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:38,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:38,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 319 states and 490 transitions. [2022-10-17 16:33:38,616 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 490 transitions. [2022-10-17 16:33:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:33:38,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:38,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:39,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 3206 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:39,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:39,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:39,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:39,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 319 states and 488 transitions. [2022-10-17 16:33:39,691 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 488 transitions. [2022-10-17 16:33:39,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:33:39,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:39,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:40,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 3183 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:40,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:40,975 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:33:41,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:41,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 322 states and 490 transitions. [2022-10-17 16:33:41,006 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 490 transitions. [2022-10-17 16:33:41,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:33:41,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:41,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:42,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 3418 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:42,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:42,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:42,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:42,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 322 states and 489 transitions. [2022-10-17 16:33:42,094 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 489 transitions. [2022-10-17 16:33:42,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:33:42,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:42,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:43,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 3424 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:43,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:43,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:43,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:43,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 331 states and 500 transitions. [2022-10-17 16:33:43,901 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 500 transitions. [2022-10-17 16:33:43,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:33:43,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:43,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:44,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 2300 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:44,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:44,804 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:33:45,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:45,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 344 states and 518 transitions. [2022-10-17 16:33:45,444 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 518 transitions. [2022-10-17 16:33:45,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:33:45,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:45,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:46,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 2300 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:46,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:46,551 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.