./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9ddeff00ba0e288e2e7b04a6005a0db991f8cee358fe3ef021af7107ab321b8e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:38:28,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:38:28,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:38:28,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:38:28,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:38:28,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:38:28,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:38:28,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:38:28,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:38:28,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:38:28,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:38:28,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:38:28,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:38:28,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:38:28,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:38:28,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:38:28,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:38:28,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:38:28,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:38:28,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:38:28,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:38:28,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:38:28,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:38:28,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:38:28,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:38:28,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:38:28,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:38:28,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:38:28,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:38:28,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:38:28,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:38:28,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:38:28,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:38:28,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:38:28,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:38:28,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:38:28,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:38:28,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:38:28,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:38:28,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:38:28,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:38:28,516 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 06:38:28,564 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:38:28,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:38:28,569 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:38:28,569 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:38:28,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:38:28,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:38:28,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:38:28,571 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:38:28,571 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:38:28,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:38:28,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:38:28,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:38:28,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:38:28,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:38:28,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:38:28,574 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:38:28,575 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:38:28,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:38:28,575 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:38:28,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:38:28,576 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:38:28,576 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:38:28,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:38:28,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:38:28,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:38:28,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:38:28,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:38:28,578 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:38:28,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:38:28,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:38:28,580 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_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ddeff00ba0e288e2e7b04a6005a0db991f8cee358fe3ef021af7107ab321b8e [2021-11-21 06:38:28,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:38:28,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:38:28,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:38:28,893 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:38:28,898 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:38:28,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i [2021-11-21 06:38:28,998 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/data/d430b1c88/e9330da0054f4670a6e4652124887a5c/FLAG8c280a3d7 [2021-11-21 06:38:29,572 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:38:29,572 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i [2021-11-21 06:38:29,603 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/data/d430b1c88/e9330da0054f4670a6e4652124887a5c/FLAG8c280a3d7 [2021-11-21 06:38:29,813 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/data/d430b1c88/e9330da0054f4670a6e4652124887a5c [2021-11-21 06:38:29,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:38:29,816 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:38:29,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:38:29,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:38:29,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:38:29,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:29" (1/1) ... [2021-11-21 06:38:29,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@476c5274 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:29, skipping insertion in model container [2021-11-21 06:38:29,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:29" (1/1) ... [2021-11-21 06:38:29,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:38:29,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:38:30,389 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_771301d2-e723-4aac-98a0-98b96f73cff1/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i[33021,33034] [2021-11-21 06:38:30,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:38:30,575 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:38:30,602 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_771301d2-e723-4aac-98a0-98b96f73cff1/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i[33021,33034] [2021-11-21 06:38:30,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:38:30,743 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:38:30,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:30 WrapperNode [2021-11-21 06:38:30,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:38:30,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:38:30,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:38:30,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:38:30,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:30" (1/1) ... [2021-11-21 06:38:30,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:30" (1/1) ... [2021-11-21 06:38:30,923 INFO L137 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1159 [2021-11-21 06:38:30,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:38:30,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:38:30,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:38:30,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:38:30,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:30" (1/1) ... [2021-11-21 06:38:30,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:30" (1/1) ... [2021-11-21 06:38:30,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:30" (1/1) ... [2021-11-21 06:38:30,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:30" (1/1) ... [2021-11-21 06:38:31,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:30" (1/1) ... [2021-11-21 06:38:31,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:30" (1/1) ... [2021-11-21 06:38:31,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:30" (1/1) ... [2021-11-21 06:38:31,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:38:31,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:38:31,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:38:31,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:38:31,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:30" (1/1) ... [2021-11-21 06:38:31,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:38:31,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:38:31,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:38:31,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:38:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:38:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 06:38:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 06:38:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:38:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 06:38:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 06:38:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 06:38:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:38:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:38:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 06:38:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 06:38:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:38:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:38:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:38:31,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:38:31,405 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:38:31,407 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:38:32,596 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:38:32,976 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:38:32,976 INFO L301 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-21 06:38:32,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:32 BoogieIcfgContainer [2021-11-21 06:38:32,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:38:32,981 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:38:32,981 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:38:32,991 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:38:32,991 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:32" (1/1) ... [2021-11-21 06:38:33,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:38:33,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:33,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-11-21 06:38:33,123 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-11-21 06:38:33,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 06:38:33,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:33,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:33,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:33,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:33,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:33,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:33,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:33,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-21 06:38:33,410 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-21 06:38:33,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:38:33,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:33,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:33,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:33,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:33,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:33,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:33,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-21 06:38:33,514 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-21 06:38:33,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:38:33,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:33,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:33,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:33,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:33,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:33,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:33,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2021-11-21 06:38:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2021-11-21 06:38:33,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:38:33,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:33,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:33,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:33,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:33,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:33,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-21 06:38:33,696 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-21 06:38:33,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:38:33,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:33,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:33,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:33,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:33,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:33,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:33,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2021-11-21 06:38:33,821 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2021-11-21 06:38:33,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:38:33,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:33,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:33,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:33,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:34,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:34,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:34,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-21 06:38:34,235 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-21 06:38:34,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:38:34,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:34,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:34,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:34,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:34,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2021-11-21 06:38:34,900 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2021-11-21 06:38:34,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:38:34,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:34,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:34,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:34,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:35,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:35,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2021-11-21 06:38:35,114 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-21 06:38:35,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:38:35,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:35,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:35,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:35,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:35,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:35,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:35,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:35,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2021-11-21 06:38:35,309 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-21 06:38:35,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:38:35,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:35,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:35,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:35,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:35,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:36,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-21 06:38:36,096 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-21 06:38:36,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:38:36,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:36,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:36,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:36,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:36,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:36,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:36,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2021-11-21 06:38:36,314 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2021-11-21 06:38:36,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:38:36,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:36,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:36,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:36,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:36,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:36,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:36,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2021-11-21 06:38:36,511 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2021-11-21 06:38:36,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:38:36,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:36,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:36,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:36,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:36,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:36,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:36,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2021-11-21 06:38:36,727 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-21 06:38:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:38:36,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:36,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:36,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:38:36,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:37,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:37,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:37,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2021-11-21 06:38:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-11-21 06:38:37,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:38:37,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:37,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:37,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:37,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:37,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:37,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:37,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2021-11-21 06:38:37,608 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2021-11-21 06:38:37,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:38:37,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:37,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:37,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:37,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:37,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:38:37,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:37,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2021-11-21 06:38:37,882 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2021-11-21 06:38:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:38:37,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:37,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:37,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:37,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:37,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:38,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:38,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:38,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2021-11-21 06:38:38,149 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2021-11-21 06:38:38,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:38:38,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:38,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:38,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:38,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:38,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:38:38,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:38,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2021-11-21 06:38:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2021-11-21 06:38:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:38:38,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:38,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:38,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:38,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:38,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:38:38,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:38,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2021-11-21 06:38:38,694 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2021-11-21 06:38:38,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:38:38,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:38,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:38,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:38,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:38,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:38:38,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:38,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2021-11-21 06:38:38,958 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2021-11-21 06:38:38,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:38:38,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:38,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:39,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:38:39,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:38:39,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:39,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2021-11-21 06:38:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2021-11-21 06:38:39,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:38:39,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:39,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:39,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:38:39,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:39,607 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:38:39,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:39,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2021-11-21 06:38:39,635 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2021-11-21 06:38:39,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:38:39,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:39,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:39,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:39,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:39,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:39,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:39,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2021-11-21 06:38:39,865 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2021-11-21 06:38:39,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:38:39,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:39,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:40,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:40,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:40,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:40,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:40,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-21 06:38:40,444 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-21 06:38:40,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:38:40,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:40,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:40,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:40,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:40,696 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:38:40,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:40,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 297 states and 371 transitions. [2021-11-21 06:38:40,738 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 371 transitions. [2021-11-21 06:38:40,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:38:40,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:40,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:40,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:40,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:40,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:38:41,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:41,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-21 06:38:41,021 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-21 06:38:41,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:38:41,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:41,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:41,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:41,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:41,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:41,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 315 states and 392 transitions. [2021-11-21 06:38:41,511 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 392 transitions. [2021-11-21 06:38:41,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:38:41,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:41,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:41,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:41,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:41,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:38:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:41,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 324 states and 402 transitions. [2021-11-21 06:38:41,805 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 402 transitions. [2021-11-21 06:38:41,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:38:41,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:41,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:41,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:41,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:42,083 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:38:42,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2021-11-21 06:38:42,149 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2021-11-21 06:38:42,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:38:42,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:42,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:42,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:38:42,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:42,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:42,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:42,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 342 states and 423 transitions. [2021-11-21 06:38:42,758 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 423 transitions. [2021-11-21 06:38:42,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:38:42,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:42,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:42,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:42,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:43,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:38:43,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:43,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 343 states and 425 transitions. [2021-11-21 06:38:43,777 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 425 transitions. [2021-11-21 06:38:43,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:38:43,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:43,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:43,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:38:43,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:44,077 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:38:44,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 356 states and 440 transitions. [2021-11-21 06:38:44,216 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 440 transitions. [2021-11-21 06:38:44,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:38:44,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:44,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:44,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:38:44,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:38:44,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:44,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 365 states and 450 transitions. [2021-11-21 06:38:44,636 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 450 transitions. [2021-11-21 06:38:44,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:38:44,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:44,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:44,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:38:44,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:44,919 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:38:44,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:44,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-21 06:38:44,941 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-21 06:38:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:38:44,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:44,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:45,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:38:45,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:45,458 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:38:45,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:45,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-21 06:38:45,519 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-21 06:38:45,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:38:45,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:45,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:45,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:38:45,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:46,128 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:38:46,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:46,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-21 06:38:46,140 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-21 06:38:46,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:38:46,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:46,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:46,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:38:46,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:46,724 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:38:46,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:46,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 370 states and 460 transitions. [2021-11-21 06:38:46,828 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 460 transitions. [2021-11-21 06:38:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:38:46,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:46,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:46,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:46,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:47,192 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 06:38:48,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:48,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-21 06:38:48,117 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-21 06:38:48,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:38:48,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:48,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:48,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-21 06:38:48,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:49,064 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:38:49,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:49,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-21 06:38:49,168 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-21 06:38:49,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:38:49,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:49,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:50,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 06:38:50,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:50,751 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:38:50,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:50,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-21 06:38:50,761 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-21 06:38:50,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:38:50,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:50,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:51,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:38:51,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:52,187 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:38:52,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:52,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 373 states and 465 transitions. [2021-11-21 06:38:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 465 transitions. [2021-11-21 06:38:52,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:38:52,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:52,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:52,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:38:52,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:52,763 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 06:38:52,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:52,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 373 states and 463 transitions. [2021-11-21 06:38:52,777 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 463 transitions. [2021-11-21 06:38:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:38:52,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:52,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:52,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:38:52,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:53,378 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 06:38:54,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:54,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 374 states and 465 transitions. [2021-11-21 06:38:54,505 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 465 transitions. [2021-11-21 06:38:54,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:38:54,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:54,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:54,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:54,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:54,850 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:38:55,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:55,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 377 states and 467 transitions. [2021-11-21 06:38:55,676 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 467 transitions. [2021-11-21 06:38:55,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:38:55,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:55,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:56,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 06:38:56,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 06:38:57,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:57,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 379 states and 470 transitions. [2021-11-21 06:38:57,267 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 470 transitions. [2021-11-21 06:38:57,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:38:57,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:57,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:57,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:57,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:38:57,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:38:57,612 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 06:38:58,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:58,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 382 states and 472 transitions. [2021-11-21 06:38:58,367 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 472 transitions. [2021-11-21 06:38:58,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 06:38:58,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:58,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:00,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 06:39:00,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:01,327 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-21 06:39:01,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:01,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 384 states and 475 transitions. [2021-11-21 06:39:01,952 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 475 transitions. [2021-11-21 06:39:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:39:01,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:01,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:02,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:39:02,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:02,551 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-21 06:39:03,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:03,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 387 states and 477 transitions. [2021-11-21 06:39:03,238 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 477 transitions. [2021-11-21 06:39:03,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:39:03,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:03,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:05,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 06:39:05,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:05,488 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 136 proven. 10 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-21 06:39:06,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:06,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 384 states and 473 transitions. [2021-11-21 06:39:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 473 transitions. [2021-11-21 06:39:06,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:39:06,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:06,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:07,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:39:07,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:07,512 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-21 06:39:07,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:07,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 386 states and 480 transitions. [2021-11-21 06:39:07,891 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 480 transitions. [2021-11-21 06:39:07,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:39:07,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:07,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:09,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 06:39:09,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:09,507 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 06:39:09,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 386 states and 480 transitions. [2021-11-21 06:39:09,896 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 480 transitions. [2021-11-21 06:39:09,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:39:09,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:09,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:12,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 06:39:12,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-21 06:39:12,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:12,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-21 06:39:12,888 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-21 06:39:12,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:39:12,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:12,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:18,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 06:39:18,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:19,557 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:39:20,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:20,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-21 06:39:20,640 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-21 06:39:20,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:39:20,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:20,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:22,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 06:39:22,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:22,678 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:39:22,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:22,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-21 06:39:22,688 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-21 06:39:22,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:39:22,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:22,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:24,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 06:39:24,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 155 proven. 21 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2021-11-21 06:39:26,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:26,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 390 states and 486 transitions. [2021-11-21 06:39:26,018 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 486 transitions. [2021-11-21 06:39:26,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:39:26,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:26,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:31,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 06:39:31,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:32,539 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 200 proven. 28 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-11-21 06:39:34,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:34,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 392 states and 489 transitions. [2021-11-21 06:39:34,610 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 489 transitions. [2021-11-21 06:39:34,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 06:39:34,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:34,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:38,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-21 06:39:38,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:39,392 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 251 proven. 36 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2021-11-21 06:39:41,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:41,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-21 06:39:41,969 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-21 06:39:41,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:39:41,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:41,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:45,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-21 06:39:45,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:47,257 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 421 proven. 171 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-21 06:39:48,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:48,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-21 06:39:48,914 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-21 06:39:48,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:39:48,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:48,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:51,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:51,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-21 06:39:51,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:39:51,950 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 421 proven. 171 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-21 06:39:51,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:51,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-21 06:39:51,959 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-21 06:39:51,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:39:51,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:51,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 06:40:02,200 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 06:40:02,203 INFO L158 Benchmark]: Toolchain (without parser) took 92386.27ms. Allocated memory was 102.8MB in the beginning and 335.5MB in the end (delta: 232.8MB). Free memory was 67.4MB in the beginning and 275.0MB in the end (delta: -207.7MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-11-21 06:40:02,204 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory was 57.6MB in the beginning and 57.5MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:40:02,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 921.85ms. Allocated memory is still 102.8MB. Free memory was 67.2MB in the beginning and 52.7MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-21 06:40:02,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 177.94ms. Allocated memory was 102.8MB in the beginning and 136.3MB in the end (delta: 33.6MB). Free memory was 52.7MB in the beginning and 107.2MB in the end (delta: -54.5MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-21 06:40:02,205 INFO L158 Benchmark]: Boogie Preprocessor took 119.43ms. Allocated memory is still 136.3MB. Free memory was 107.2MB in the beginning and 98.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 06:40:02,206 INFO L158 Benchmark]: RCFGBuilder took 1935.14ms. Allocated memory is still 136.3MB. Free memory was 98.8MB in the beginning and 50.6MB in the end (delta: 48.2MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2021-11-21 06:40:02,207 INFO L158 Benchmark]: CodeCheck took 89220.80ms. Allocated memory was 136.3MB in the beginning and 335.5MB in the end (delta: 199.2MB). Free memory was 50.6MB in the beginning and 275.0MB in the end (delta: -224.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:40:02,218 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory was 57.6MB in the beginning and 57.5MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 921.85ms. Allocated memory is still 102.8MB. Free memory was 67.2MB in the beginning and 52.7MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 177.94ms. Allocated memory was 102.8MB in the beginning and 136.3MB in the end (delta: 33.6MB). Free memory was 52.7MB in the beginning and 107.2MB in the end (delta: -54.5MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.43ms. Allocated memory is still 136.3MB. Free memory was 107.2MB in the beginning and 98.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1935.14ms. Allocated memory is still 136.3MB. Free memory was 98.8MB in the beginning and 50.6MB in the end (delta: 48.2MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * CodeCheck took 89220.80ms. Allocated memory was 136.3MB in the beginning and 335.5MB in the end (delta: 199.2MB). Free memory was 50.6MB in the beginning and 275.0MB in the end (delta: -224.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:40:02,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_771301d2-e723-4aac-98a0-98b96f73cff1/bin/ukojak-vF6T2TMglN/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown