./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL --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 32bit --witnessprinter.graph.data.programhash 3012c2825f53c0db53d950c12df6540de859b34b2bef033c36a98846352dedd3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:01:47,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:01:47,384 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:01:47,391 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:01:47,392 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:01:47,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:01:47,428 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:01:47,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:01:47,430 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:01:47,430 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:01:47,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:01:47,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:01:47,433 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:01:47,433 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:01:47,434 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:01:47,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:01:47,436 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:01:47,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:01:47,437 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:01:47,438 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:01:47,439 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:01:47,448 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:01:47,448 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:01:47,449 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:01:47,450 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:01:47,450 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:01:47,451 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:01:47,452 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:01:47,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:47,453 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:01:47,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:01:47,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:01:47,456 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:01:47,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:01:47,457 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:01:47,457 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_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3012c2825f53c0db53d950c12df6540de859b34b2bef033c36a98846352dedd3 [2023-11-19 04:01:47,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:01:47,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:01:47,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:01:47,836 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:01:47,837 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:01:47,839 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-1.i [2023-11-19 04:01:51,488 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:51,889 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:51,890 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-1.i [2023-11-19 04:01:51,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/data/6e7828d44/62e64b9296ac4ae9932366d76485402d/FLAGe93f1ef36 [2023-11-19 04:01:51,952 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/data/6e7828d44/62e64b9296ac4ae9932366d76485402d [2023-11-19 04:01:51,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:51,964 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:51,966 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:51,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:51,971 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:51,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:51" (1/1) ... [2023-11-19 04:01:51,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f8fae6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:51, skipping insertion in model container [2023-11-19 04:01:51,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:51" (1/1) ... [2023-11-19 04:01:52,066 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:53,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:53,190 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:53,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:53,449 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:01:53,459 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:53,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53 WrapperNode [2023-11-19 04:01:53,459 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:53,461 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:53,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:53,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:53,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53" (1/1) ... [2023-11-19 04:01:53,552 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53" (1/1) ... [2023-11-19 04:01:53,674 INFO L138 Inliner]: procedures = 282, calls = 298, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1383 [2023-11-19 04:01:53,675 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:53,676 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:53,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:53,678 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:53,690 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53" (1/1) ... [2023-11-19 04:01:53,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53" (1/1) ... [2023-11-19 04:01:53,702 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53" (1/1) ... [2023-11-19 04:01:53,702 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53" (1/1) ... [2023-11-19 04:01:53,793 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53" (1/1) ... [2023-11-19 04:01:53,832 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53" (1/1) ... [2023-11-19 04:01:53,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53" (1/1) ... [2023-11-19 04:01:53,863 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53" (1/1) ... [2023-11-19 04:01:53,886 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:53,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:53,901 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:53,902 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:53,903 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:53" (1/1) ... [2023-11-19 04:01:53,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:53,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:53,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:53,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:01:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:01:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:01:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:01:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:01:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:01:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-11-19 04:01:54,001 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-11-19 04:01:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:01:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:01:54,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:01:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:01:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:01:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:01:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-11-19 04:01:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-11-19 04:01:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:01:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-11-19 04:01:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-11-19 04:01:54,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:01:54,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:54,381 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:54,384 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:56,323 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:58,204 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:58,204 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 04:01:58,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:58 BoogieIcfgContainer [2023-11-19 04:01:58,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:01:58,213 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:01:58,214 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:01:58,226 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:01:58,227 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:58" (1/1) ... [2023-11-19 04:01:58,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:01:58,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:58,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 177 states and 272 transitions. [2023-11-19 04:01:58,319 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 272 transitions. [2023-11-19 04:01:58,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:01:58,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:58,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:58,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:01:58,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:58,715 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-19 04:01:58,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-11-19 04:01:58,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:01:58,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:01:58,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 14 [2023-11-19 04:01:58,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2023-11-19 04:01:58,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:58,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:58,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 180 states and 277 transitions. [2023-11-19 04:01:58,961 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 277 transitions. [2023-11-19 04:01:58,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:01:58,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:58,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:59,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:01:59,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:59,113 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-19 04:01:59,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-11-19 04:01:59,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:01:59,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 04:01:59,209 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:01:59,211 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-19 04:01:59,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-19 04:01:59,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2023-11-19 04:01:59,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:59,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:59,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 181 states and 278 transitions. [2023-11-19 04:01:59,338 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 278 transitions. [2023-11-19 04:01:59,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:01:59,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:59,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:59,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:59,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:59,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:59,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:59,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 181 states and 276 transitions. [2023-11-19 04:01:59,478 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 276 transitions. [2023-11-19 04:01:59,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:01:59,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:59,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:59,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:59,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:59,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:59,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:59,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 181 states and 270 transitions. [2023-11-19 04:01:59,646 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 270 transitions. [2023-11-19 04:01:59,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:01:59,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:59,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:00,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:00,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:00,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 179 states and 260 transitions. [2023-11-19 04:02:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 260 transitions. [2023-11-19 04:02:00,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:02:00,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:00,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:00,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:02:00,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:00,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:00,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:00,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 179 states and 258 transitions. [2023-11-19 04:02:00,328 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 258 transitions. [2023-11-19 04:02:00,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:02:00,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:00,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:00,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:02:00,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:00,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:10,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:02:10,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:10,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2023-11-19 04:02:10,557 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2023-11-19 04:02:10,557 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:02:10,558 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-19 04:02:10,568 INFO L751 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2023-11-19 04:02:10,597 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 04:02:10,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][0] could not be translated [2023-11-19 04:02:10,617 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 04:02:10,618 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2023-11-19 04:02:10,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][0] could not be translated [2023-11-19 04:02:10,619 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:02:10,619 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:02:10,620 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:02:10,620 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:02:10,620 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:02:10,620 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:02:10,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:02:10 ImpRootNode [2023-11-19 04:02:10,622 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:02:10,623 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:02:10,623 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:02:10,624 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:02:10,624 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:58" (3/4) ... [2023-11-19 04:02:10,627 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:02:10,631 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2023-11-19 04:02:10,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_malloc [2023-11-19 04:02:10,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 04:02:10,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_free [2023-11-19 04:02:10,633 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_bzero [2023-11-19 04:02:10,673 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 231 nodes and edges [2023-11-19 04:02:10,677 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2023-11-19 04:02:10,681 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-19 04:02:10,686 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 04:02:11,008 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:02:11,009 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:02:11,009 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:02:11,011 INFO L158 Benchmark]: Toolchain (without parser) took 19046.78ms. Allocated memory was 157.3MB in the beginning and 266.3MB in the end (delta: 109.1MB). Free memory was 107.8MB in the beginning and 130.9MB in the end (delta: -23.1MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2023-11-19 04:02:11,012 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory is still 58.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:11,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1494.39ms. Allocated memory is still 157.3MB. Free memory was 107.8MB in the beginning and 109.2MB in the end (delta: -1.4MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2023-11-19 04:02:11,017 INFO L158 Benchmark]: Boogie Procedure Inliner took 213.92ms. Allocated memory is still 157.3MB. Free memory was 109.2MB in the beginning and 100.1MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:02:11,018 INFO L158 Benchmark]: Boogie Preprocessor took 210.84ms. Allocated memory is still 157.3MB. Free memory was 100.1MB in the beginning and 91.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:02:11,022 INFO L158 Benchmark]: RCFGBuilder took 4311.58ms. Allocated memory was 157.3MB in the beginning and 266.3MB in the end (delta: 109.1MB). Free memory was 91.0MB in the beginning and 185.8MB in the end (delta: -94.8MB). Peak memory consumption was 97.4MB. Max. memory is 16.1GB. [2023-11-19 04:02:11,023 INFO L158 Benchmark]: CodeCheck took 12409.21ms. Allocated memory is still 266.3MB. Free memory was 185.8MB in the beginning and 152.9MB in the end (delta: 32.9MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2023-11-19 04:02:11,023 INFO L158 Benchmark]: Witness Printer took 386.26ms. Allocated memory is still 266.3MB. Free memory was 152.9MB in the beginning and 130.9MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:02:11,027 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 6 procedures, 177 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 12.3s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 370 SdHoareTripleChecker+Valid, 10.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26 mSDsluCounter, 155 SdHoareTripleChecker+Invalid, 10.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 151 IncrementalHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 155 mSDtfsCounter, 151 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 548 GetRequests, 533 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 SizeOfPredicates, 14 NumberOfNonLiveVariables, 913 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 951]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 951]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 959]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 959]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 974]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 974]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 995]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 995]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 989]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 989]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 968]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 968]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 998]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 998]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold - InvariantResult [Line: 989]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 989]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory is still 58.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1494.39ms. Allocated memory is still 157.3MB. Free memory was 107.8MB in the beginning and 109.2MB in the end (delta: -1.4MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 213.92ms. Allocated memory is still 157.3MB. Free memory was 109.2MB in the beginning and 100.1MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 210.84ms. Allocated memory is still 157.3MB. Free memory was 100.1MB in the beginning and 91.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4311.58ms. Allocated memory was 157.3MB in the beginning and 266.3MB in the end (delta: 109.1MB). Free memory was 91.0MB in the beginning and 185.8MB in the end (delta: -94.8MB). Peak memory consumption was 97.4MB. Max. memory is 16.1GB. * CodeCheck took 12409.21ms. Allocated memory is still 266.3MB. Free memory was 185.8MB in the beginning and 152.9MB in the end (delta: 32.9MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * Witness Printer took 386.26ms. Allocated memory is still 266.3MB. Free memory was 152.9MB in the beginning and 130.9MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][0] could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 04:02:11,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1d5948f-03da-4419-aaaf-6ff3006f20b1/bin/ukojak-verify-G8NBE6pJGL/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