./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2 --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 05be8b7fd18bbb454aa8da2fb49fa3fea3f5f48c3a289c7d13a04c028c598cd2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:45:02,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:45:02,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:45:02,600 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:45:02,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:45:02,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:45:02,625 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:45:02,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:45:02,627 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:45:02,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:45:02,628 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:45:02,628 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:45:02,629 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:45:02,630 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:45:02,630 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:45:02,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:45:02,631 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:45:02,632 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:45:02,632 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:45:02,633 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:45:02,633 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:45:02,634 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:45:02,635 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:45:02,635 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:45:02,636 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:45:02,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:02,637 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:45:02,638 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:45:02,638 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:45:02,639 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:45:02,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:45:02,640 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:45:02,641 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_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05be8b7fd18bbb454aa8da2fb49fa3fea3f5f48c3a289c7d13a04c028c598cd2 [2023-11-21 18:45:02,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:45:02,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:45:02,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:45:02,946 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:45:02,946 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:45:02,948 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i [2023-11-21 18:45:06,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:45:06,639 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:45:06,641 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i [2023-11-21 18:45:06,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/data/5479b2382/f981c081fb354d69b0f2c832a4ec7385/FLAG28ee01989 [2023-11-21 18:45:06,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/data/5479b2382/f981c081fb354d69b0f2c832a4ec7385 [2023-11-21 18:45:06,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:45:06,715 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:45:06,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:06,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:45:06,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:45:06,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:06" (1/1) ... [2023-11-21 18:45:06,729 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@137451b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:06, skipping insertion in model container [2023-11-21 18:45:06,731 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:06" (1/1) ... [2023-11-21 18:45:06,855 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:45:07,382 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:45:08,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:08,119 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:45:08,159 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:45:08,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:08,429 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:08,429 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:08,429 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:08,429 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:08,429 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:08,441 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:45:08,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08 WrapperNode [2023-11-21 18:45:08,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:08,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:08,443 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:45:08,444 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:45:08,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,505 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,541 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2023-11-21 18:45:08,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:08,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:45:08,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:45:08,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:45:08,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:45:08,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:45:08,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:45:08,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:45:08,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:08,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:45:08,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:45:08,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:45:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:45:08,691 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:45:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:45:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:45:08,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:45:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:45:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:45:08,878 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:45:08,880 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:45:09,125 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:45:09,473 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:45:09,473 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:45:09,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:09 BoogieIcfgContainer [2023-11-21 18:45:09,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:45:09,477 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:45:09,477 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:45:09,490 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:45:09,492 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:09" (1/1) ... [2023-11-21 18:45:09,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:45:09,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:09,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:45:09,573 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:45:09,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:45:09,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:09,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:10,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:10,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:10,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:45:10,303 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:45:10,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:45:10,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:10,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:10,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:45:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:10,827 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:45:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:10,880 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:45:10,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:45:10 ImpRootNode [2023-11-21 18:45:10,911 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:45:10,912 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:45:10,912 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:45:10,913 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:45:10,913 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:09" (3/4) ... [2023-11-21 18:45:10,916 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:45:10,917 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:45:10,918 INFO L158 Benchmark]: Toolchain (without parser) took 4202.89ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 130.5MB in the beginning and 151.7MB in the end (delta: -21.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-11-21 18:45:10,919 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 121.6MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:10,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1723.07ms. Allocated memory is still 161.5MB. Free memory was 130.5MB in the beginning and 66.4MB in the end (delta: 64.1MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-21 18:45:10,920 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.80ms. Allocated memory is still 161.5MB. Free memory was 66.4MB in the beginning and 63.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:45:10,921 INFO L158 Benchmark]: Boogie Preprocessor took 33.38ms. Allocated memory is still 161.5MB. Free memory was 62.9MB in the beginning and 61.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:10,921 INFO L158 Benchmark]: RCFGBuilder took 899.06ms. Allocated memory is still 161.5MB. Free memory was 61.5MB in the beginning and 115.4MB in the end (delta: -53.9MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-21 18:45:10,922 INFO L158 Benchmark]: CodeCheck took 1434.88ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 115.4MB in the beginning and 151.7MB in the end (delta: -36.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:10,923 INFO L158 Benchmark]: Witness Printer took 4.85ms. Allocated memory is still 195.0MB. Free memory is still 151.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:10,926 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1557]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1552. 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); [L1566] 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={2:0}] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={13:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_31_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, data=2147483647, dataCopy=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, data=2147483647, dataCopy=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 0.25ms. Allocated memory is still 121.6MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1723.07ms. Allocated memory is still 161.5MB. Free memory was 130.5MB in the beginning and 66.4MB in the end (delta: 64.1MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.80ms. Allocated memory is still 161.5MB. Free memory was 66.4MB in the beginning and 63.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.38ms. Allocated memory is still 161.5MB. Free memory was 62.9MB in the beginning and 61.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 899.06ms. Allocated memory is still 161.5MB. Free memory was 61.5MB in the beginning and 115.4MB in the end (delta: -53.9MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * CodeCheck took 1434.88ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 115.4MB in the beginning and 151.7MB in the end (delta: -36.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.85ms. Allocated memory is still 195.0MB. Free memory is still 151.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:45:10,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/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_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2 --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 05be8b7fd18bbb454aa8da2fb49fa3fea3f5f48c3a289c7d13a04c028c598cd2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:45:13,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:45:14,067 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:45:14,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:45:14,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:45:14,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:45:14,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:45:14,105 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:45:14,106 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:45:14,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:45:14,107 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:45:14,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:45:14,109 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:45:14,109 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:45:14,110 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:45:14,110 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:45:14,111 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:45:14,112 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:45:14,112 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:45:14,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:45:14,113 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:45:14,114 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:45:14,114 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:45:14,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:45:14,115 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:14,115 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:45:14,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:45:14,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:14,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:45:14,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:45:14,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:45:14,118 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:45:14,119 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:14,119 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:45:14,120 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:45:14,120 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:45:14,121 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_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05be8b7fd18bbb454aa8da2fb49fa3fea3f5f48c3a289c7d13a04c028c598cd2 [2023-11-21 18:45:14,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:45:14,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:45:14,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:45:14,593 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:45:14,597 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:45:14,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i [2023-11-21 18:45:18,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:45:18,576 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:45:18,576 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i [2023-11-21 18:45:18,613 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/data/a84cada85/09d580f31b9b40b39dd5c25944905498/FLAGdcc370da5 [2023-11-21 18:45:18,629 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/data/a84cada85/09d580f31b9b40b39dd5c25944905498 [2023-11-21 18:45:18,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:45:18,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:45:18,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:18,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:45:18,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:45:18,643 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:18" (1/1) ... [2023-11-21 18:45:18,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c9db0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:18, skipping insertion in model container [2023-11-21 18:45:18,644 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:18" (1/1) ... [2023-11-21 18:45:18,745 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:45:19,317 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:45:20,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:20,172 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:45:20,196 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:45:20,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:20,521 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:20,521 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:20,522 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:20,522 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:20,522 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:20,531 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:45:20,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20 WrapperNode [2023-11-21 18:45:20,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:20,533 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:20,533 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:45:20,533 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:45:20,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,630 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-11-21 18:45:20,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:20,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:45:20,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:45:20,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:45:20,645 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,649 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,666 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,669 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,674 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:45:20,675 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:45:20,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:45:20,676 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:45:20,677 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:20,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:45:20,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:45:20,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:45:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:45:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:45:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:45:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:45:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:45:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:45:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:45:20,969 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:45:20,972 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:45:21,162 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:45:21,253 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:45:21,254 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:45:21,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:21 BoogieIcfgContainer [2023-11-21 18:45:21,256 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:45:21,257 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:45:21,257 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:45:21,269 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:45:21,269 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:21" (1/1) ... [2023-11-21 18:45:21,280 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:45:21,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:21,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:45:21,343 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:45:21,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:45:21,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:21,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:21,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:45:21,350 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:45:21,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:45:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:21,508 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:45:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:21,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:45:21,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:45:21,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:21,566 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:45:21,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-21 18:45:21,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:21,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:45:21,611 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:45:21,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:45:21,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:21,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:21,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:45:21,618 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:45:21,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:45:21,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:21,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:45:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:21,942 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:45:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:21,978 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:45:21,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:45:21,988 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:45:22,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:45:22 ImpRootNode [2023-11-21 18:45:22,032 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:45:22,033 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:45:22,033 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:45:22,033 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:45:22,034 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:21" (3/4) ... [2023-11-21 18:45:22,035 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:45:22,113 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:45:22,113 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:45:22,114 INFO L158 Benchmark]: Toolchain (without parser) took 3479.70ms. Allocated memory is still 107.0MB. Free memory was 80.4MB in the beginning and 47.8MB in the end (delta: 32.6MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2023-11-21 18:45:22,114 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 73.4MB. Free memory was 49.9MB in the beginning and 49.8MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:22,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1896.29ms. Allocated memory is still 107.0MB. Free memory was 80.1MB in the beginning and 66.2MB in the end (delta: 14.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-21 18:45:22,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.42ms. Allocated memory is still 107.0MB. Free memory was 66.2MB in the beginning and 63.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:22,116 INFO L158 Benchmark]: Boogie Preprocessor took 42.59ms. Allocated memory is still 107.0MB. Free memory was 63.2MB in the beginning and 61.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:22,122 INFO L158 Benchmark]: RCFGBuilder took 580.63ms. Allocated memory is still 107.0MB. Free memory was 61.1MB in the beginning and 72.9MB in the end (delta: -11.8MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-11-21 18:45:22,123 INFO L158 Benchmark]: CodeCheck took 775.17ms. Allocated memory is still 107.0MB. Free memory was 72.9MB in the beginning and 49.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:22,123 INFO L158 Benchmark]: Witness Printer took 80.17ms. Allocated memory is still 107.0MB. Free memory was 49.9MB in the beginning and 47.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:22,132 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 39 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - CounterExampleResult [Line: 1557]: integer overflow possible integer overflow possible We found a 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); [L1566] 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={2:0}] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_31_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, data=2147483647, dataCopy=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, data=2147483647, dataCopy=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 0.62ms. Allocated memory is still 73.4MB. Free memory was 49.9MB in the beginning and 49.8MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1896.29ms. Allocated memory is still 107.0MB. Free memory was 80.1MB in the beginning and 66.2MB in the end (delta: 14.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.42ms. Allocated memory is still 107.0MB. Free memory was 66.2MB in the beginning and 63.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.59ms. Allocated memory is still 107.0MB. Free memory was 63.2MB in the beginning and 61.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 580.63ms. Allocated memory is still 107.0MB. Free memory was 61.1MB in the beginning and 72.9MB in the end (delta: -11.8MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * CodeCheck took 775.17ms. Allocated memory is still 107.0MB. Free memory was 72.9MB in the beginning and 49.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 80.17ms. Allocated memory is still 107.0MB. Free memory was 49.9MB in the beginning and 47.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-21 18:45:22,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00a47b3-8f10-4fa3-9448-e1c0653a933a/bin/ukojak-verify-i0I2FZA1j2/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)