./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/cstrcmp.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/cstrcmp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk --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 f94b058015be4fc42a3d40d63b8ed2b8d3be3933ae3f7b0cb4e17bd99a68e898 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:58:04,714 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:58:04,780 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:58:04,791 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:58:04,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:58:04,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:58:04,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:58:04,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:58:04,832 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:58:04,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:58:04,833 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:58:04,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:58:04,834 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:58:04,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:58:04,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:58:04,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:58:04,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:58:04,836 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:58:04,837 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:58:04,837 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:58:04,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:58:04,838 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:58:04,839 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:58:04,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:58:04,839 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:58:04,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:58:04,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:58:04,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:58:04,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:58:04,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:58:04,842 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:58:04,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:58:04,843 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_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f94b058015be4fc42a3d40d63b8ed2b8d3be3933ae3f7b0cb4e17bd99a68e898 [2024-11-08 23:58:05,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:58:05,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:58:05,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:58:05,202 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:58:05,203 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:58:05,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-crafted-lit/cstrcmp.c Unable to find full path for "g++" [2024-11-08 23:58:07,282 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:58:07,480 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:58:07,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/sv-benchmarks/c/termination-crafted-lit/cstrcmp.c [2024-11-08 23:58:07,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/data/cc57fa224/3af94dfec171448d8848d2d134058c3c/FLAG51e22ee20 [2024-11-08 23:58:07,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/data/cc57fa224/3af94dfec171448d8848d2d134058c3c [2024-11-08 23:58:07,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:58:07,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:58:07,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:58:07,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:58:07,870 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:58:07,871 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:58:07" (1/1) ... [2024-11-08 23:58:07,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e926582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:07, skipping insertion in model container [2024-11-08 23:58:07,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:58:07" (1/1) ... [2024-11-08 23:58:07,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:58:08,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:58:08,144 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:58:08,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:58:08,181 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:58:08,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08 WrapperNode [2024-11-08 23:58:08,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:58:08,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:58:08,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:58:08,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:58:08,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,201 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,222 INFO L138 Inliner]: procedures = 11, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2024-11-08 23:58:08,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:58:08,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:58:08,225 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:58:08,225 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:58:08,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,257 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,262 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,263 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:58:08,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:58:08,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:58:08,270 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:58:08,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:58:08,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:58:08,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:58:08,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:58:08,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:58:08,345 INFO L130 BoogieDeclarations]: Found specification of procedure build_nondet_String [2024-11-08 23:58:08,346 INFO L138 BoogieDeclarations]: Found implementation of procedure build_nondet_String [2024-11-08 23:58:08,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:58:08,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:58:08,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:58:08,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:58:08,431 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:58:08,433 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:58:08,592 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 23:58:08,592 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:58:08,660 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:58:08,660 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:58:08,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:58:08 BoogieIcfgContainer [2024-11-08 23:58:08,661 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:58:08,662 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:58:08,662 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:58:08,674 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:58:08,674 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:58:08" (1/1) ... [2024-11-08 23:58:08,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:58:08,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:08,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-08 23:58:08,740 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-08 23:58:08,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:58:08,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:08,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:09,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:58:09,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:09,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-08 23:58:09,163 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-08 23:58:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:58:09,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:09,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:09,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:58:09,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:09,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-08 23:58:09,388 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-08 23:58:09,392 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:58:09,392 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-08 23:58:09,405 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-08 23:58:09,432 INFO L77 FloydHoareUtils]: At program point L18(line 18) the Hoare annotation is: (and (< build_nondet_String_~length~0 2147483648) (< 0 build_nondet_String_~length~0)) [2024-11-08 23:58:09,433 INFO L77 FloydHoareUtils]: At program point L18-1(line 18) the Hoare annotation is: (< build_nondet_String_~length~0 2147483648) [2024-11-08 23:58:09,433 INFO L75 FloydHoareUtils]: For program point build_nondet_StringErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 18) no Hoare annotation was computed. [2024-11-08 23:58:09,434 INFO L75 FloydHoareUtils]: For program point build_nondet_StringErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 18) no Hoare annotation was computed. [2024-11-08 23:58:09,434 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 12 20) the Hoare annotation is: true [2024-11-08 23:58:09,434 INFO L77 FloydHoareUtils]: At program point build_nondet_StringEXIT(lines 12 20) the Hoare annotation is: true [2024-11-08 23:58:09,435 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:58:09,435 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: true [2024-11-08 23:58:09,435 INFO L77 FloydHoareUtils]: At program point L44-1(line 44) the Hoare annotation is: true [2024-11-08 23:58:09,435 INFO L77 FloydHoareUtils]: At program point L44-2(line 44) the Hoare annotation is: true [2024-11-08 23:58:09,435 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:58:09,436 INFO L77 FloydHoareUtils]: At program point L32-3(lines 32 35) the Hoare annotation is: true [2024-11-08 23:58:09,436 INFO L77 FloydHoareUtils]: At program point L32-5(lines 32 35) the Hoare annotation is: true [2024-11-08 23:58:09,436 INFO L77 FloydHoareUtils]: At program point L32-6(lines 32 35) the Hoare annotation is: true [2024-11-08 23:58:09,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:58:09 ImpRootNode [2024-11-08 23:58:09,457 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:58:09,459 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:58:09,459 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:58:09,460 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:58:09,460 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:58:08" (3/4) ... [2024-11-08 23:58:09,463 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:58:09,467 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure build_nondet_String [2024-11-08 23:58:09,474 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-08 23:58:09,474 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 23:58:09,474 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 23:58:09,474 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:58:09,592 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:58:09,593 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:58:09,593 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:58:09,594 INFO L158 Benchmark]: Toolchain (without parser) took 1733.86ms. Allocated memory is still 146.8MB. Free memory was 103.4MB in the beginning and 44.1MB in the end (delta: 59.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-08 23:58:09,594 INFO L158 Benchmark]: CDTParser took 7.48ms. Allocated memory is still 146.8MB. Free memory was 111.1MB in the beginning and 121.0MB in the end (delta: -9.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:58:09,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.97ms. Allocated memory is still 146.8MB. Free memory was 102.9MB in the beginning and 90.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:58:09,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.68ms. Allocated memory is still 146.8MB. Free memory was 90.8MB in the beginning and 89.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:58:09,595 INFO L158 Benchmark]: Boogie Preprocessor took 44.20ms. Allocated memory is still 146.8MB. Free memory was 89.6MB in the beginning and 88.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:58:09,596 INFO L158 Benchmark]: RCFGBuilder took 391.79ms. Allocated memory is still 146.8MB. Free memory was 88.1MB in the beginning and 73.5MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:58:09,596 INFO L158 Benchmark]: CodeCheck took 795.12ms. Allocated memory is still 146.8MB. Free memory was 73.5MB in the beginning and 48.8MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 23:58:09,597 INFO L158 Benchmark]: Witness Printer took 134.42ms. Allocated memory is still 146.8MB. Free memory was 48.8MB in the beginning and 44.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:58:09,603 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 6 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 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 - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 7.48ms. Allocated memory is still 146.8MB. Free memory was 111.1MB in the beginning and 121.0MB in the end (delta: -9.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.97ms. Allocated memory is still 146.8MB. Free memory was 102.9MB in the beginning and 90.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.68ms. Allocated memory is still 146.8MB. Free memory was 90.8MB in the beginning and 89.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.20ms. Allocated memory is still 146.8MB. Free memory was 89.6MB in the beginning and 88.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 391.79ms. Allocated memory is still 146.8MB. Free memory was 88.1MB in the beginning and 73.5MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 795.12ms. Allocated memory is still 146.8MB. Free memory was 73.5MB in the beginning and 48.8MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 134.42ms. Allocated memory is still 146.8MB. Free memory was 48.8MB in the beginning and 44.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 23:58:09,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ae4d40-c2bc-4494-b216-18fe60a5b951/bin/ukojak-verify-ImItNfHLgk/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: TRUE