./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_45_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7dba6d50ac6b0bc65ede5c2000c9a6ebfb848337b05af9412dca32fefc81d392 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:50:43,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:50:43,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:50:43,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:50:43,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:50:43,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:50:43,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:50:43,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:50:43,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:50:43,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:50:43,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:50:43,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:50:43,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:50:43,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:50:43,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:50:43,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:50:43,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:50:43,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:50:43,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:50:43,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:50:43,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:50:43,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:50:43,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:50:43,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:50:43,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:50:43,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:50:43,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:50:43,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:50:43,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:50:43,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:50:43,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:50:43,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:50:43,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:50:43,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:50:43,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:50:43,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:50:43,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:50:43,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:50:43,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:50:43,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:50:43,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:50:43,188 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-21 16:50:43,208 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:50:43,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:50:43,209 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:50:43,209 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:50:43,210 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:50:43,210 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:50:43,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:50:43,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:50:43,212 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:50:43,212 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:50:43,212 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:50:43,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:50:43,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:50:43,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:50:43,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:50:43,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:50:43,214 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 16:50:43,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:50:43,215 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:50:43,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:50:43,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:50:43,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:50:43,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:50:43,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:50:43,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:50:43,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:50:43,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:50:43,217 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:50:43,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:50:43,218 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:50:43,218 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:50:43,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:50:43,219 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_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dba6d50ac6b0bc65ede5c2000c9a6ebfb848337b05af9412dca32fefc81d392 [2022-11-21 16:50:43,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:50:43,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:50:43,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:50:43,519 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:50:43,520 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:50:43,521 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_45_bad.i [2022-11-21 16:50:46,635 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:50:47,093 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:50:47,094 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_45_bad.i [2022-11-21 16:50:47,119 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/data/13e288171/4bb83501f57049bfb4051cfa8563e116/FLAG98c0b7ad1 [2022-11-21 16:50:47,140 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/data/13e288171/4bb83501f57049bfb4051cfa8563e116 [2022-11-21 16:50:47,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:50:47,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:50:47,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:50:47,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:50:47,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:50:47,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:50:47" (1/1) ... [2022-11-21 16:50:47,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ac72728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:47, skipping insertion in model container [2022-11-21 16:50:47,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:50:47" (1/1) ... [2022-11-21 16:50:47,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:50:47,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:50:47,753 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 16:50:49,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:50:49,113 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:50:49,134 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 16:50:49,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:50:49,634 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:50:49,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49 WrapperNode [2022-11-21 16:50:49,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:50:49,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:50:49,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:50:49,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:50:49,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (1/1) ... [2022-11-21 16:50:49,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (1/1) ... [2022-11-21 16:50:49,747 INFO L138 Inliner]: procedures = 939, calls = 63, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 57 [2022-11-21 16:50:49,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:50:49,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:50:49,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:50:49,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:50:49,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (1/1) ... [2022-11-21 16:50:49,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (1/1) ... [2022-11-21 16:50:49,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (1/1) ... [2022-11-21 16:50:49,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (1/1) ... [2022-11-21 16:50:49,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (1/1) ... [2022-11-21 16:50:49,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (1/1) ... [2022-11-21 16:50:49,770 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (1/1) ... [2022-11-21 16:50:49,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (1/1) ... [2022-11-21 16:50:49,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:50:49,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:50:49,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:50:49,776 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:50:49,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (1/1) ... [2022-11-21 16:50:49,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:50:49,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:50:49,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:50:49,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:50:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:50:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:50:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:50:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:50:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 16:50:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 16:50:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 16:50:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 16:50:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:50:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 16:50:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:50:50,046 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:50:50,049 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:50:50,197 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:50:50,202 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:50:50,202 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 16:50:50,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:50:50 BoogieIcfgContainer [2022-11-21 16:50:50,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:50:50,207 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:50:50,207 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:50:50,211 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:50:50,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:50:47" (1/3) ... [2022-11-21 16:50:50,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76601025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:50:50, skipping insertion in model container [2022-11-21 16:50:50,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:49" (2/3) ... [2022-11-21 16:50:50,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76601025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:50:50, skipping insertion in model container [2022-11-21 16:50:50,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:50:50" (3/3) ... [2022-11-21 16:50:50,214 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_square_45_bad.i [2022-11-21 16:50:50,234 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:50:50,234 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-21 16:50:50,315 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:50:50,322 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@58cda4b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:50:50,323 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-21 16:50:50,328 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 16 states have (on average 1.25) internal successors, (20), 19 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-21 16:50:50,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 16:50:50,336 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:50:50,336 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:50:50,337 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-21 16:50:50,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:50:50,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1073154618, now seen corresponding path program 1 times [2022-11-21 16:50:50,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:50:50,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783121853] [2022-11-21 16:50:50,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:50:50,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:50:50,547 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-21 16:50:50,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1094606869] [2022-11-21 16:50:50,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:50:50,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:50:50,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:50:50,552 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:50:50,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-21 16:50:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:50:50,701 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:50:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:50:50,759 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:50:50,761 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 16:50:50,763 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-21 16:50:50,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-21 16:50:50,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-21 16:50:50,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-21 16:50:50,977 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-21 16:50:50,981 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 16:50:51,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:50:51 BoogieIcfgContainer [2022-11-21 16:50:51,015 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:50:51,015 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:50:51,016 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:50:51,016 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:50:51,016 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:50:50" (3/4) ... [2022-11-21 16:50:51,020 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 16:50:51,020 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:50:51,021 INFO L158 Benchmark]: Toolchain (without parser) took 3874.57ms. Allocated memory is still 178.3MB. Free memory was 128.6MB in the beginning and 63.0MB in the end (delta: 65.6MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2022-11-21 16:50:51,021 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:50:51,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2487.24ms. Allocated memory is still 178.3MB. Free memory was 128.6MB in the beginning and 106.0MB in the end (delta: 22.7MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2022-11-21 16:50:51,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.36ms. Allocated memory is still 178.3MB. Free memory was 106.0MB in the beginning and 101.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:50:51,023 INFO L158 Benchmark]: Boogie Preprocessor took 26.61ms. Allocated memory is still 178.3MB. Free memory was 101.8MB in the beginning and 100.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:50:51,024 INFO L158 Benchmark]: RCFGBuilder took 429.18ms. Allocated memory is still 178.3MB. Free memory was 100.7MB in the beginning and 87.1MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 16:50:51,025 INFO L158 Benchmark]: TraceAbstraction took 807.99ms. Allocated memory is still 178.3MB. Free memory was 87.1MB in the beginning and 64.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-21 16:50:51,025 INFO L158 Benchmark]: Witness Printer took 4.48ms. Allocated memory is still 178.3MB. Free memory was 64.0MB in the beginning and 63.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:50:51,028 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2487.24ms. Allocated memory is still 178.3MB. Free memory was 128.6MB in the beginning and 106.0MB in the end (delta: 22.7MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.36ms. Allocated memory is still 178.3MB. Free memory was 106.0MB in the beginning and 101.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.61ms. Allocated memory is still 178.3MB. Free memory was 101.8MB in the beginning and 100.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 429.18ms. Allocated memory is still 178.3MB. Free memory was 100.7MB in the beginning and 87.1MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 807.99ms. Allocated memory is still 178.3MB. Free memory was 87.1MB in the beginning and 64.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.48ms. Allocated memory is still 178.3MB. Free memory was 64.0MB in the beginning and 63.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1839]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1851. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1832] static int CWE190_Integer_Overflow__int_fgets_square_45_badData; [L1833] static int CWE190_Integer_Overflow__int_fgets_square_45_goodG2BData; [L1834] static int CWE190_Integer_Overflow__int_fgets_square_45_goodB2GData; VAL [CWE190_Integer_Overflow__int_fgets_square_45_badData=0, CWE190_Integer_Overflow__int_fgets_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1864] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fgets_square_45_badData=0, CWE190_Integer_Overflow__int_fgets_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1864] RET printLine("Calling bad()...") VAL [\old(argc)=29, argc=29, argv={31:30}, argv={31:30}, CWE190_Integer_Overflow__int_fgets_square_45_badData=0, CWE190_Integer_Overflow__int_fgets_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1865] CALL CWE190_Integer_Overflow__int_fgets_square_45_bad() [L1845] int data; [L1846] data = 0 [L1848] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1849] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1851] data = atoi(inputBuffer) [L1848] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1858] CWE190_Integer_Overflow__int_fgets_square_45_badData = data [L1859] CALL badSink() [L1837] int data = CWE190_Integer_Overflow__int_fgets_square_45_badData; VAL [CWE190_Integer_Overflow__int_fgets_square_45_badData=-536870400, CWE190_Integer_Overflow__int_fgets_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_square_45_goodG2BData=0, data=-536870400, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1839] data * data VAL [CWE190_Integer_Overflow__int_fgets_square_45_badData=-536870400, CWE190_Integer_Overflow__int_fgets_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_square_45_goodG2BData=0, data=-536870400, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1839]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 16:50:51,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7dba6d50ac6b0bc65ede5c2000c9a6ebfb848337b05af9412dca32fefc81d392 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:50:53,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:50:53,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:50:53,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:50:53,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:50:53,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:50:53,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:50:53,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:50:53,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:50:53,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:50:53,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:50:53,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:50:53,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:50:53,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:50:53,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:50:53,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:50:53,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:50:53,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:50:53,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:50:53,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:50:53,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:50:53,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:50:53,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:50:53,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:50:53,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:50:53,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:50:53,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:50:53,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:50:53,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:50:53,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:50:53,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:50:53,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:50:53,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:50:53,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:50:53,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:50:53,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:50:53,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:50:53,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:50:53,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:50:53,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:50:53,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:50:53,689 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-21 16:50:53,739 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:50:53,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:50:53,740 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:50:53,740 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:50:53,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:50:53,742 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:50:53,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:50:53,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:50:53,743 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:50:53,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:50:53,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:50:53,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:50:53,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:50:53,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:50:53,745 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:50:53,745 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 16:50:53,745 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 16:50:53,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:50:53,746 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:50:53,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:50:53,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:50:53,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:50:53,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:50:53,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:50:53,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:50:53,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:50:53,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:50:53,748 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 16:50:53,748 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 16:50:53,748 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:50:53,748 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:50:53,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:50:53,749 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 16:50:53,749 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dba6d50ac6b0bc65ede5c2000c9a6ebfb848337b05af9412dca32fefc81d392 [2022-11-21 16:50:54,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:50:54,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:50:54,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:50:54,151 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:50:54,152 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:50:54,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_45_bad.i [2022-11-21 16:50:57,323 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:50:57,742 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:50:57,743 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_45_bad.i [2022-11-21 16:50:57,778 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/data/f390e40d0/838ade3ef0514aa98efcdb85a1a4e38f/FLAG10cf95d0a [2022-11-21 16:50:57,803 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/data/f390e40d0/838ade3ef0514aa98efcdb85a1a4e38f [2022-11-21 16:50:57,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:50:57,809 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:50:57,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:50:57,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:50:57,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:50:57,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:50:57" (1/1) ... [2022-11-21 16:50:57,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dbb0ec7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:57, skipping insertion in model container [2022-11-21 16:50:57,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:50:57" (1/1) ... [2022-11-21 16:50:57,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:50:57,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:50:58,349 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 16:50:59,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:50:59,424 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:50:59,447 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 16:50:59,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:50:59,794 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:50:59,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59 WrapperNode [2022-11-21 16:50:59,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:50:59,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:50:59,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:50:59,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:50:59,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (1/1) ... [2022-11-21 16:50:59,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (1/1) ... [2022-11-21 16:50:59,872 INFO L138 Inliner]: procedures = 944, calls = 63, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 54 [2022-11-21 16:50:59,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:50:59,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:50:59,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:50:59,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:50:59,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (1/1) ... [2022-11-21 16:50:59,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (1/1) ... [2022-11-21 16:50:59,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (1/1) ... [2022-11-21 16:50:59,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (1/1) ... [2022-11-21 16:50:59,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (1/1) ... [2022-11-21 16:50:59,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (1/1) ... [2022-11-21 16:50:59,908 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (1/1) ... [2022-11-21 16:50:59,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (1/1) ... [2022-11-21 16:50:59,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:50:59,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:50:59,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:50:59,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:50:59,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (1/1) ... [2022-11-21 16:50:59,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:50:59,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:50:59,965 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:50:59,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:51:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:51:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:51:00,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:51:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:51:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 16:51:00,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-21 16:51:00,013 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 16:51:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 16:51:00,014 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 16:51:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:51:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 16:51:00,224 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:51:00,226 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:51:00,376 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:51:00,382 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:51:00,382 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 16:51:00,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:51:00 BoogieIcfgContainer [2022-11-21 16:51:00,384 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:51:00,386 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:51:00,386 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:51:00,395 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:51:00,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:50:57" (1/3) ... [2022-11-21 16:51:00,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44415571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:51:00, skipping insertion in model container [2022-11-21 16:51:00,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:59" (2/3) ... [2022-11-21 16:51:00,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44415571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:51:00, skipping insertion in model container [2022-11-21 16:51:00,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:51:00" (3/3) ... [2022-11-21 16:51:00,398 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_square_45_bad.i [2022-11-21 16:51:00,423 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:51:00,423 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-21 16:51:00,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44415571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:51:00, skipping insertion in model container [2022-11-21 16:51:00,426 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:51:00,427 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:51:00,428 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:51:00,428 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:51:00,428 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:51:00" (3/3) ... [2022-11-21 16:51:00,432 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 16:51:00,438 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 16:51:00,446 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-21 16:51:00,447 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 16:51:00,447 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 16:51:00,447 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 16:51:00,505 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 16:51:00,506 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:51:00,508 INFO L158 Benchmark]: Toolchain (without parser) took 2698.04ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 28.6MB in the beginning and 28.4MB in the end (delta: 104.6kB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2022-11-21 16:51:00,510 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:51:00,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1980.85ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 28.4MB in the beginning and 54.4MB in the end (delta: -26.0MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-11-21 16:51:00,511 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.03ms. Allocated memory is still 88.1MB. Free memory was 54.4MB in the beginning and 50.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:51:00,512 INFO L158 Benchmark]: Boogie Preprocessor took 50.05ms. Allocated memory is still 88.1MB. Free memory was 50.2MB in the beginning and 48.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:51:00,513 INFO L158 Benchmark]: RCFGBuilder took 460.63ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 34.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 16:51:00,513 INFO L158 Benchmark]: TraceAbstraction took 39.45ms. Allocated memory is still 88.1MB. Free memory was 33.5MB in the beginning and 31.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:51:00,514 INFO L158 Benchmark]: Witness Printer took 78.70ms. Allocated memory is still 88.1MB. Free memory was 31.3MB in the beginning and 28.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:51:00,518 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1980.85ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 28.4MB in the beginning and 54.4MB in the end (delta: -26.0MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.03ms. Allocated memory is still 88.1MB. Free memory was 54.4MB in the beginning and 50.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.05ms. Allocated memory is still 88.1MB. Free memory was 50.2MB in the beginning and 48.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 460.63ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 34.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 39.45ms. Allocated memory is still 88.1MB. Free memory was 33.5MB in the beginning and 31.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 78.70ms. Allocated memory is still 88.1MB. Free memory was 31.3MB in the beginning and 28.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-21 16:51:00,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc540c3-334f-4a92-a975-c0530eab5c41/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE