./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL --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 1447114af8a4b489e3ec713f117f7a92d9cc93e5175903910b61bfe512c41aed --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:11:35,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:11:35,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:11:35,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:11:35,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:11:35,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:11:35,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:11:35,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:11:35,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:11:35,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:11:35,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:11:35,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:11:35,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:11:35,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:11:35,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:11:35,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:11:35,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:11:35,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:11:35,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:11:35,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:11:35,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:11:35,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:11:35,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:11:35,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:11:35,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:11:35,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:11:35,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:11:35,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:11:35,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:11:35,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:11:35,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:11:35,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:11:35,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:11:35,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:11:35,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:11:35,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:11:35,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:11:35,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:11:35,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:11:35,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:11:35,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:11:35,859 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:11:35,907 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:11:35,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:11:35,908 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:11:35,908 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:11:35,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:11:35,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:11:35,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:11:35,909 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:11:35,911 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:11:35,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:11:35,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:11:35,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:11:35,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:11:35,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:11:35,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:11:35,913 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:11:35,913 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:11:35,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:11:35,913 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:11:35,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:11:35,914 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:11:35,914 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:11:35,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:11:35,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:11:35,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:11:35,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:11:35,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:11:35,916 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:11:35,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:11:35,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:11:35,918 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_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1447114af8a4b489e3ec713f117f7a92d9cc93e5175903910b61bfe512c41aed [2021-11-25 07:11:36,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:11:36,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:11:36,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:11:36,254 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:11:36,266 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:11:36,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i [2021-11-25 07:11:36,341 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/data/f466095a8/07b068ea35884ce9a34cd9a3c980f638/FLAG74a2b6a0b [2021-11-25 07:11:37,068 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:11:37,068 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i [2021-11-25 07:11:37,091 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/data/f466095a8/07b068ea35884ce9a34cd9a3c980f638/FLAG74a2b6a0b [2021-11-25 07:11:37,276 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/data/f466095a8/07b068ea35884ce9a34cd9a3c980f638 [2021-11-25 07:11:37,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:11:37,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:11:37,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:11:37,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:11:37,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:11:37,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:37,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5db68562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37, skipping insertion in model container [2021-11-25 07:11:37,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:37,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:11:37,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:11:37,756 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_21b6900f-d4db-4978-9dd2-09c35198573d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i[33021,33034] [2021-11-25 07:11:37,834 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:11:37,851 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:11:37,889 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_21b6900f-d4db-4978-9dd2-09c35198573d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i[33021,33034] [2021-11-25 07:11:37,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:11:37,976 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:11:37,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37 WrapperNode [2021-11-25 07:11:37,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:11:37,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:11:37,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:11:37,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:11:37,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:38,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:38,096 INFO L137 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 782 [2021-11-25 07:11:38,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:11:38,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:11:38,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:11:38,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:11:38,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:38,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:38,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:38,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:38,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:38,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:38,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:38,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:11:38,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:11:38,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:11:38,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:11:38,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:11:37" (1/1) ... [2021-11-25 07:11:38,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:11:38,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:11:38,267 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:11:38,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:11:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:11:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:11:38,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:11:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:11:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:11:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:11:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:11:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:11:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:11:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:11:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:11:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:11:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:11:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:11:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:11:38,589 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:11:38,591 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:11:39,474 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:11:39,861 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:11:39,862 INFO L301 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-25 07:11:39,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:11:39 BoogieIcfgContainer [2021-11-25 07:11:39,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:11:39,868 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:11:39,868 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:11:39,879 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:11:39,880 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:11:39" (1/1) ... [2021-11-25 07:11:39,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:11:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:39,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 103 states and 172 transitions. [2021-11-25 07:11:39,977 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 172 transitions. [2021-11-25 07:11:39,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:11:39,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:39,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:40,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:11:40,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:40,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:40,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:40,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 105 states and 175 transitions. [2021-11-25 07:11:40,260 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 175 transitions. [2021-11-25 07:11:40,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:11:40,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:40,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:40,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:40,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:11:40,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:40,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:40,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:40,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 174 transitions. [2021-11-25 07:11:40,360 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2021-11-25 07:11:40,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:11:40,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:40,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:40,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:11:40,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:40,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:40,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:40,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 104 states and 172 transitions. [2021-11-25 07:11:40,482 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 172 transitions. [2021-11-25 07:11:40,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:11:40,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:40,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:40,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:11:40,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:40,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:40,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:40,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2021-11-25 07:11:40,587 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2021-11-25 07:11:40,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:11:40,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:40,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:40,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:11:40,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:40,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:40,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:40,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2021-11-25 07:11:40,738 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2021-11-25 07:11:40,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:11:40,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:40,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:41,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:41,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 1405 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:11:41,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:41,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:41,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:41,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 104 states and 156 transitions. [2021-11-25 07:11:41,433 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 156 transitions. [2021-11-25 07:11:41,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:11:41,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:41,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:41,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:41,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:11:41,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:42,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:42,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:42,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 128 states and 186 transitions. [2021-11-25 07:11:42,314 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 186 transitions. [2021-11-25 07:11:42,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:11:42,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:42,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:42,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:11:42,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:42,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:42,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:42,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 128 states and 184 transitions. [2021-11-25 07:11:42,511 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 184 transitions. [2021-11-25 07:11:42,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:11:42,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:42,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:43,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:43,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 1543 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:11:43,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:43,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:43,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:43,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 153 states and 215 transitions. [2021-11-25 07:11:43,444 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2021-11-25 07:11:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:11:43,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:43,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:43,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:43,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:11:43,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:43,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:43,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:43,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 153 states and 213 transitions. [2021-11-25 07:11:43,660 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 213 transitions. [2021-11-25 07:11:43,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:11:43,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:43,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:44,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:44,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 1556 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:11:44,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:44,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:44,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:44,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2021-11-25 07:11:44,210 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2021-11-25 07:11:44,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:11:44,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:44,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:44,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:11:44,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:45,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:45,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 166 states and 226 transitions. [2021-11-25 07:11:45,003 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions. [2021-11-25 07:11:45,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:11:45,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:45,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:45,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 1557 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:11:45,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:45,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:11:45,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:45,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 169 states and 228 transitions. [2021-11-25 07:11:45,607 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions. [2021-11-25 07:11:45,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:11:45,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:45,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:46,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:11:46,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:46,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:11:46,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:46,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 172 states and 230 transitions. [2021-11-25 07:11:46,219 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2021-11-25 07:11:46,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:11:46,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:46,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:46,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:11:46,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:46,898 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:11:46,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:46,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 175 states and 232 transitions. [2021-11-25 07:11:46,915 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 232 transitions. [2021-11-25 07:11:46,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:11:46,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:46,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:47,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:11:47,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:47,211 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:11:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:47,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 184 states and 242 transitions. [2021-11-25 07:11:47,243 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 242 transitions. [2021-11-25 07:11:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:11:47,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:47,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:47,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:11:47,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:47,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:11:47,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:47,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-25 07:11:47,652 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-25 07:11:47,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:11:47,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:47,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:52,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:11:52,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:52,149 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:52,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:52,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 195 states and 256 transitions. [2021-11-25 07:11:52,258 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 256 transitions. [2021-11-25 07:11:52,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:11:52,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:52,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:53,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:53,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 07:11:53,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:53,203 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:11:53,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:53,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 197 states and 259 transitions. [2021-11-25 07:11:53,463 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 259 transitions. [2021-11-25 07:11:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:11:53,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:53,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:53,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-25 07:11:53,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:54,143 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:11:54,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:54,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 07:11:54,517 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 07:11:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:11:54,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:54,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:55,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:11:55,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:55,528 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:11:55,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:55,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 07:11:55,696 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 07:11:55,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:11:55,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:55,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:56,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:11:56,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:57,162 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:11:57,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:57,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 07:11:57,392 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 07:11:57,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:11:57,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:57,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:58,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:11:58,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:58,468 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:11:58,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:58,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 07:11:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 07:11:58,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:11:58,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:58,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:59,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:11:59,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:59,423 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:11:59,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 201 states and 267 transitions. [2021-11-25 07:11:59,662 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 267 transitions. [2021-11-25 07:11:59,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:11:59,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:59,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:01,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:12:01,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:01,396 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:12:02,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:02,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 200 states and 270 transitions. [2021-11-25 07:12:02,237 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 270 transitions. [2021-11-25 07:12:02,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:12:02,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:02,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:03,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:12:03,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:12:04,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:04,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 202 states and 273 transitions. [2021-11-25 07:12:04,695 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 273 transitions. [2021-11-25 07:12:04,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:12:04,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:04,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:05,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:05,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 07:12:05,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:05,902 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:12:06,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:06,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 204 states and 276 transitions. [2021-11-25 07:12:06,790 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 276 transitions. [2021-11-25 07:12:06,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:12:06,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:06,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:07,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:12:07,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:08,289 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 07:12:09,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:09,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 206 states and 279 transitions. [2021-11-25 07:12:09,293 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions. [2021-11-25 07:12:09,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:12:09,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:09,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:11,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 07:12:11,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:12,246 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 12 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:12:13,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 206 states and 279 transitions. [2021-11-25 07:12:13,120 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions. [2021-11-25 07:12:13,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:12:13,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,676 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 12 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:12:15,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 206 states and 279 transitions. [2021-11-25 07:12:15,372 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions. [2021-11-25 07:12:15,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:12:15,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,020 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:12:25,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 208 states and 291 transitions. [2021-11-25 07:12:25,542 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 291 transitions. [2021-11-25 07:12:25,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:12:25,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,627 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 07:12:30,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 210 states and 303 transitions. [2021-11-25 07:12:30,268 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 303 transitions. [2021-11-25 07:12:30,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:12:30,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,255 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:12:36,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 210 states and 303 transitions. [2021-11-25 07:12:36,215 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 303 transitions. [2021-11-25 07:12:36,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:12:36,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,497 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 07:12:39,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 212 states and 306 transitions. [2021-11-25 07:12:39,423 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 306 transitions. [2021-11-25 07:12:39,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:12:39,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 21 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:12:45,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 212 states and 306 transitions. [2021-11-25 07:12:45,976 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 306 transitions. [2021-11-25 07:12:45,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:12:45,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:12:56,315 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) [2021-11-25 07:12:56,319 INFO L158 Benchmark]: Toolchain (without parser) took 79038.21ms. Allocated memory was 107.0MB in the beginning and 448.8MB in the end (delta: 341.8MB). Free memory was 68.3MB in the beginning and 122.9MB in the end (delta: -54.6MB). Peak memory consumption was 288.2MB. Max. memory is 16.1GB. [2021-11-25 07:12:56,322 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 107.0MB. Free memory was 87.6MB in the beginning and 87.6MB in the end (delta: 71.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:12:56,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 684.38ms. Allocated memory is still 107.0MB. Free memory was 68.1MB in the beginning and 62.9MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:12:56,329 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.66ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 57.1MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 07:12:56,331 INFO L158 Benchmark]: Boogie Preprocessor took 106.04ms. Allocated memory is still 107.0MB. Free memory was 57.1MB in the beginning and 51.4MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 07:12:56,332 INFO L158 Benchmark]: RCFGBuilder took 1663.14ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 51.4MB in the beginning and 96.9MB in the end (delta: -45.5MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2021-11-25 07:12:56,333 INFO L158 Benchmark]: CodeCheck took 76449.31ms. Allocated memory was 136.3MB in the beginning and 448.8MB in the end (delta: 312.5MB). Free memory was 96.9MB in the beginning and 122.9MB in the end (delta: -26.0MB). Peak memory consumption was 287.2MB. Max. memory is 16.1GB. [2021-11-25 07:12:56,338 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 0.25ms. Allocated memory is still 107.0MB. Free memory was 87.6MB in the beginning and 87.6MB in the end (delta: 71.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 684.38ms. Allocated memory is still 107.0MB. Free memory was 68.1MB in the beginning and 62.9MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.66ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 57.1MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.04ms. Allocated memory is still 107.0MB. Free memory was 57.1MB in the beginning and 51.4MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1663.14ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 51.4MB in the beginning and 96.9MB in the end (delta: -45.5MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * CodeCheck took 76449.31ms. Allocated memory was 136.3MB in the beginning and 448.8MB in the end (delta: 312.5MB). Free memory was 96.9MB in the beginning and 122.9MB in the end (delta: -26.0MB). Peak memory consumption was 287.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:12:56,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/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_21b6900f-d4db-4978-9dd2-09c35198573d/bin/ukojak-d1pc8ZmBRL/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