./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_10_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 64bit --witnessprinter.graph.data.programhash e62852299b4a46d361b456a29e55418348974c7c3e90ad15405ef87968d35c0a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:01,610 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:01,743 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:54:01,753 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:01,753 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:01,796 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:01,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:01,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:01,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:01,808 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:01,809 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:01,810 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:01,810 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:01,812 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:01,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:01,813 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:01,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:01,814 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:54:01,814 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:01,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:01,815 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:01,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:01,816 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:01,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:01,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:01,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:01,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:01,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:01,820 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:01,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:01,822 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:01,822 INFO L153 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_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e62852299b4a46d361b456a29e55418348974c7c3e90ad15405ef87968d35c0a [2023-11-11 23:54:02,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:02,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:02,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:02,155 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:02,156 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:02,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_10_bad.i [2023-11-11 23:54:05,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:05,953 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:05,954 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_10_bad.i [2023-11-11 23:54:05,997 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/data/1394df2ec/6f412b64e0fd4cf694d32da6ecf1bead/FLAG5301e6eae [2023-11-11 23:54:06,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/data/1394df2ec/6f412b64e0fd4cf694d32da6ecf1bead [2023-11-11 23:54:06,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:06,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:06,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:06,036 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:06,041 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:06,042 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,043 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37bfa885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06, skipping insertion in model container [2023-11-11 23:54:06,044 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,114 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:06,516 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:54:07,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:07,211 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:07,248 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:54:07,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:07,620 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:07,620 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:07,620 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:07,620 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:07,621 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:07,621 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:07,629 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:07,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07 WrapperNode [2023-11-11 23:54:07,630 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:07,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:07,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:07,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:07,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07" (1/1) ... [2023-11-11 23:54:07,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07" (1/1) ... [2023-11-11 23:54:07,741 INFO L138 Inliner]: procedures = 500, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2023-11-11 23:54:07,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:07,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:07,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:07,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:07,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07" (1/1) ... [2023-11-11 23:54:07,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07" (1/1) ... [2023-11-11 23:54:07,756 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07" (1/1) ... [2023-11-11 23:54:07,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07" (1/1) ... [2023-11-11 23:54:07,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07" (1/1) ... [2023-11-11 23:54:07,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07" (1/1) ... [2023-11-11 23:54:07,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07" (1/1) ... [2023-11-11 23:54:07,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07" (1/1) ... [2023-11-11 23:54:07,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:07,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:07,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:07,775 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:07,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:07" (1/1) ... [2023-11-11 23:54:07,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:07,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:07,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:07,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:54:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:54:07,861 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:54:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-11 23:54:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:07,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:54:07,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:08,018 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:08,020 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:08,161 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:08,199 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:08,199 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:54:08,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:08 BoogieIcfgContainer [2023-11-11 23:54:08,202 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:08,204 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:08,204 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:08,215 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:08,215 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:08" (1/1) ... [2023-11-11 23:54:08,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:54:08,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:08,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-11 23:54:08,281 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-11 23:54:08,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:54:08,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:08,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:08,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:08,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:08,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 21 transitions. [2023-11-11 23:54:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-11 23:54:08,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:54:08,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:08,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:09,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:09,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:09,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 26 transitions. [2023-11-11 23:54:09,125 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-11 23:54:09,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:54:09,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:09,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:09,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:54:09,161 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:54:09,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:54:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:54:09,298 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:54:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:54:09,349 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2023-11-11 23:54:09,412 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated [2023-11-11 23:54:09,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:54:09 ImpRootNode [2023-11-11 23:54:09,423 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:54:09,425 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:54:09,425 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:54:09,425 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:54:09,426 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:08" (3/4) ... [2023-11-11 23:54:09,431 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:54:09,433 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:54:09,434 INFO L158 Benchmark]: Toolchain (without parser) took 3403.25ms. Allocated memory is still 132.1MB. Free memory was 99.6MB in the beginning and 62.4MB in the end (delta: 37.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-11 23:54:09,435 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:09,436 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1595.85ms. Allocated memory is still 132.1MB. Free memory was 99.6MB in the beginning and 76.2MB in the end (delta: 23.4MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2023-11-11 23:54:09,438 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.77ms. Allocated memory is still 132.1MB. Free memory was 76.2MB in the beginning and 73.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:54:09,439 INFO L158 Benchmark]: Boogie Preprocessor took 31.73ms. Allocated memory is still 132.1MB. Free memory was 73.0MB in the beginning and 71.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:09,440 INFO L158 Benchmark]: RCFGBuilder took 428.08ms. Allocated memory is still 132.1MB. Free memory was 71.5MB in the beginning and 56.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:54:09,441 INFO L158 Benchmark]: CodeCheck took 1219.60ms. Allocated memory is still 132.1MB. Free memory was 56.8MB in the beginning and 62.4MB in the end (delta: -5.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:09,445 INFO L158 Benchmark]: Witness Printer took 8.44ms. Allocated memory is still 132.1MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:09,453 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 50 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24 IncrementalHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 36 mSDtfsCounter, 24 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 142 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558. 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); [L1578] CALL printLine("Calling bad()...") VAL [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) [L1578] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=18, argc=18, argv={19:20}, argv={19:20}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] CALL CWE190_Integer_Overflow__int_fgets_postinc_10_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE \read(globalTrue) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] EXPR data = atoi(inputBuffer) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1554-L1564] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] COND TRUE \read(globalTrue) [L1569] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1595.85ms. Allocated memory is still 132.1MB. Free memory was 99.6MB in the beginning and 76.2MB in the end (delta: 23.4MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.77ms. Allocated memory is still 132.1MB. Free memory was 76.2MB in the beginning and 73.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.73ms. Allocated memory is still 132.1MB. Free memory was 73.0MB in the beginning and 71.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 428.08ms. Allocated memory is still 132.1MB. Free memory was 71.5MB in the beginning and 56.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1219.60ms. Allocated memory is still 132.1MB. Free memory was 56.8MB in the beginning and 62.4MB in the end (delta: -5.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.44ms. Allocated memory is still 132.1MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-11 23:54:09,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 64bit --witnessprinter.graph.data.programhash e62852299b4a46d361b456a29e55418348974c7c3e90ad15405ef87968d35c0a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:12,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:12,689 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:54:12,761 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:12,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:12,764 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:12,765 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:12,766 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:12,767 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:12,772 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:12,773 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:12,774 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:12,774 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:12,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:12,777 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:54:12,777 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:54:12,778 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:54:12,778 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:54:12,779 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:12,780 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:12,780 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:12,782 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:12,782 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:12,783 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:54:12,783 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:54:12,784 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:54:12,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:12,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:12,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:12,786 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:12,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:12,788 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:54:12,789 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:54:12,789 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:12,790 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:54:12,790 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:54:12,790 INFO L153 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_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e62852299b4a46d361b456a29e55418348974c7c3e90ad15405ef87968d35c0a [2023-11-11 23:54:13,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:13,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:13,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:13,341 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:13,342 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:13,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_10_bad.i [2023-11-11 23:54:16,679 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:17,094 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:17,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_10_bad.i [2023-11-11 23:54:17,140 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/data/b37f51b63/cd3b6185e6b24e3a98123741915e2c77/FLAGaecdea27e [2023-11-11 23:54:17,161 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/data/b37f51b63/cd3b6185e6b24e3a98123741915e2c77 [2023-11-11 23:54:17,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:17,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:17,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:17,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:17,208 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:17,209 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:17" (1/1) ... [2023-11-11 23:54:17,210 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4048d724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:17, skipping insertion in model container [2023-11-11 23:54:17,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:17" (1/1) ... [2023-11-11 23:54:17,307 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:17,827 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:54:18,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:18,463 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:18,490 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:54:18,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:18,741 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:18,741 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:18,741 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:18,742 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:18,742 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:18,742 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:18,751 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:18,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18 WrapperNode [2023-11-11 23:54:18,751 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:18,753 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:18,753 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:18,753 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:18,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,856 INFO L138 Inliner]: procedures = 505, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2023-11-11 23:54:18,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:18,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:18,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:18,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:18,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,893 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,895 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,899 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,902 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:18,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:18,909 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:18,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:18,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:18,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:18,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:18,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:18,992 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:54:18,992 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:54:18,993 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:54:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:54:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:18,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:18,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:18,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:18,994 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:54:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-11 23:54:19,204 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:19,207 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:19,385 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:19,433 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:19,433 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:54:19,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:19 BoogieIcfgContainer [2023-11-11 23:54:19,446 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:19,447 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:19,448 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:19,467 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:19,468 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:19" (1/1) ... [2023-11-11 23:54:19,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:54:19,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:19,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-11 23:54:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-11 23:54:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:54:19,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:19,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:54:19,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:54:19,585 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:54:19,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:54:19,673 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:440) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-11 23:54:19,677 INFO L158 Benchmark]: Toolchain (without parser) took 2509.12ms. Allocated memory was 62.9MB in the beginning and 96.5MB in the end (delta: 33.6MB). Free memory was 23.8MB in the beginning and 62.6MB in the end (delta: -38.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:19,678 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:19,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1582.97ms. Allocated memory was 62.9MB in the beginning and 96.5MB in the end (delta: 33.6MB). Free memory was 23.6MB in the beginning and 63.1MB in the end (delta: -39.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-11 23:54:19,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.19ms. Allocated memory is still 96.5MB. Free memory was 63.1MB in the beginning and 60.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:19,682 INFO L158 Benchmark]: Boogie Preprocessor took 49.70ms. Allocated memory is still 96.5MB. Free memory was 60.0MB in the beginning and 57.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:19,683 INFO L158 Benchmark]: RCFGBuilder took 538.24ms. Allocated memory is still 96.5MB. Free memory was 57.9MB in the beginning and 68.3MB in the end (delta: -10.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:54:19,684 INFO L158 Benchmark]: CodeCheck took 228.13ms. Allocated memory is still 96.5MB. Free memory was 68.3MB in the beginning and 62.6MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:54:19,688 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort RoundingMode not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1582.97ms. Allocated memory was 62.9MB in the beginning and 96.5MB in the end (delta: 33.6MB). Free memory was 23.6MB in the beginning and 63.1MB in the end (delta: -39.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.19ms. Allocated memory is still 96.5MB. Free memory was 63.1MB in the beginning and 60.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.70ms. Allocated memory is still 96.5MB. Free memory was 60.0MB in the beginning and 57.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 538.24ms. Allocated memory is still 96.5MB. Free memory was 57.9MB in the beginning and 68.3MB in the end (delta: -10.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 228.13ms. Allocated memory is still 96.5MB. Free memory was 68.3MB in the beginning and 62.6MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:54:19,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:54:19,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fab795-1c7e-41de-8311-f98451f234dd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared