./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/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_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/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 32bit --witnessprinter.graph.data.programhash ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:00,448 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:00,602 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:30:00,608 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:00,609 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:00,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:00,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:00,639 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:00,640 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:00,641 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:00,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:00,643 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:00,643 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:30:00,644 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:00,645 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:30:00,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:00,647 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:00,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:00,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:00,649 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:00,650 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:00,651 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:30:00,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:00,652 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:00,653 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:00,653 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:00,654 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:00,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:00,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:00,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:00,657 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:00,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:00,658 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:00,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:00,659 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:00,659 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_979a4725-2aee-4988-b19f-e9a769f3abf6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 [2023-11-21 18:30:01,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:01,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:01,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:01,067 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:01,067 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:01,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2023-11-21 18:30:04,403 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:04,810 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:04,810 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2023-11-21 18:30:04,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/data/0a3846604/aaf7644483d247209061cfd73bdc6fe0/FLAG8e438ae91 [2023-11-21 18:30:04,865 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/data/0a3846604/aaf7644483d247209061cfd73bdc6fe0 [2023-11-21 18:30:04,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:04,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:04,877 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:04,878 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:04,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:04,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:04" (1/1) ... [2023-11-21 18:30:04,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77b1572d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:04, skipping insertion in model container [2023-11-21 18:30:04,887 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:04" (1/1) ... [2023-11-21 18:30:04,992 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:06,037 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:06,063 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:06,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:06,359 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:06,373 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:06,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06 WrapperNode [2023-11-21 18:30:06,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:06,377 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:06,377 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:06,377 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:06,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,463 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,573 INFO L138 Inliner]: procedures = 282, calls = 298, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1383 [2023-11-21 18:30:06,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:06,575 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:06,576 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:06,576 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:06,588 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,606 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,689 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,695 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:06,722 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:06,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:06,723 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:06,724 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:06,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:06,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:06,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:06,835 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:30:06,835 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:30:06,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:30:06,836 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:30:06,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:30:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:30:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-11-21 18:30:06,837 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-11-21 18:30:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:30:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:30:06,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:30:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:30:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:30:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-11-21 18:30:06,840 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-11-21 18:30:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:30:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-11-21 18:30:06,841 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-11-21 18:30:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:30:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:06,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:07,191 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:07,194 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:09,140 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:11,329 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:11,329 INFO L308 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-21 18:30:11,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:11 BoogieIcfgContainer [2023-11-21 18:30:11,332 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:11,334 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:11,334 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:11,346 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:11,347 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:11" (1/1) ... [2023-11-21 18:30:11,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:30:11,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:11,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 177 states and 272 transitions. [2023-11-21 18:30:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 272 transitions. [2023-11-21 18:30:11,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:30:11,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:11,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:11,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:30:11,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:11,784 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-21 18:30:11,785 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 [2023-11-21 18:30:11,798 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 [2023-11-21 18:30:11,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:30:11,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:30:11,851 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:30:11,852 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2023-11-21 18:30:11,898 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 12 [2023-11-21 18:30:11,931 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 [2023-11-21 18:30:11,941 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 18:30:11,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:11,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 180 states and 277 transitions. [2023-11-21 18:30:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 277 transitions. [2023-11-21 18:30:12,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:30:12,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:12,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:12,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:30:12,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:12,128 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-21 18:30:12,129 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 [2023-11-21 18:30:12,139 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 [2023-11-21 18:30:12,152 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 [2023-11-21 18:30:12,186 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:30:12,188 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-21 18:30:12,225 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 [2023-11-21 18:30:12,252 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 [2023-11-21 18:30:12,259 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 18:30:12,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:12,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 181 states and 278 transitions. [2023-11-21 18:30:12,281 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 278 transitions. [2023-11-21 18:30:12,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:30:12,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:12,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:12,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:12,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:12,420 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 18:30:12,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:12,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 181 states and 276 transitions. [2023-11-21 18:30:12,429 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 276 transitions. [2023-11-21 18:30:12,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:30:12,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:12,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:12,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:12,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:12,593 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 18:30:12,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:12,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 181 states and 270 transitions. [2023-11-21 18:30:12,603 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 270 transitions. [2023-11-21 18:30:12,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:30:12,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:12,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:12,904 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 18:30:13,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:13,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 179 states and 260 transitions. [2023-11-21 18:30:13,009 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 260 transitions. [2023-11-21 18:30:13,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:30:13,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:13,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:13,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:13,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:13,125 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 18:30:13,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:13,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 179 states and 258 transitions. [2023-11-21 18:30:13,138 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 258 transitions. [2023-11-21 18:30:13,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:30:13,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:13,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:13,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:13,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:13,285 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 18:30:23,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:30:23,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:23,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2023-11-21 18:30:23,322 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2023-11-21 18:30:23,322 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:30:23,322 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-21 18:30:23,331 INFO L751 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2023-11-21 18:30:23,359 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-21 18:30:23,366 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][0] could not be translated [2023-11-21 18:30:23,368 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-21 18:30:23,369 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2023-11-21 18:30:23,370 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][0] could not be translated [2023-11-21 18:30:23,370 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:30:23,370 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:30:23,371 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:30:23,371 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:30:23,371 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:30:23,371 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:30:23,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:30:23 ImpRootNode [2023-11-21 18:30:23,372 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:30:23,373 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:30:23,373 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:30:23,373 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:30:23,374 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:11" (3/4) ... [2023-11-21 18:30:23,376 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:30:23,379 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2023-11-21 18:30:23,380 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_malloc [2023-11-21 18:30:23,380 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 18:30:23,381 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_free [2023-11-21 18:30:23,381 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_bzero [2023-11-21 18:30:23,409 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 247 nodes and edges [2023-11-21 18:30:23,412 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2023-11-21 18:30:23,416 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-21 18:30:23,419 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-21 18:30:23,703 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:30:23,704 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:30:23,704 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:30:23,705 INFO L158 Benchmark]: Toolchain (without parser) took 18830.49ms. Allocated memory was 148.9MB in the beginning and 247.5MB in the end (delta: 98.6MB). Free memory was 101.6MB in the beginning and 81.6MB in the end (delta: 20.0MB). Peak memory consumption was 119.3MB. Max. memory is 16.1GB. [2023-11-21 18:30:23,706 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 148.9MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:30:23,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1497.62ms. Allocated memory was 148.9MB in the beginning and 197.1MB in the end (delta: 48.2MB). Free memory was 101.6MB in the beginning and 161.5MB in the end (delta: -59.9MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2023-11-21 18:30:23,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 197.13ms. Allocated memory is still 197.1MB. Free memory was 161.5MB in the beginning and 154.3MB in the end (delta: 7.2MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:23,707 INFO L158 Benchmark]: Boogie Preprocessor took 145.78ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 145.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 18:30:23,708 INFO L158 Benchmark]: RCFGBuilder took 4610.41ms. Allocated memory was 197.1MB in the beginning and 247.5MB in the end (delta: 50.3MB). Free memory was 145.0MB in the beginning and 141.8MB in the end (delta: 3.1MB). Peak memory consumption was 117.9MB. Max. memory is 16.1GB. [2023-11-21 18:30:23,708 INFO L158 Benchmark]: CodeCheck took 12038.23ms. Allocated memory is still 247.5MB. Free memory was 141.8MB in the beginning and 103.6MB in the end (delta: 38.3MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2023-11-21 18:30:23,709 INFO L158 Benchmark]: Witness Printer took 331.61ms. Allocated memory is still 247.5MB. Free memory was 103.6MB in the beginning and 81.6MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:30:23,711 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: 11.9s, 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, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s 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 0.38ms. Allocated memory is still 148.9MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1497.62ms. Allocated memory was 148.9MB in the beginning and 197.1MB in the end (delta: 48.2MB). Free memory was 101.6MB in the beginning and 161.5MB in the end (delta: -59.9MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 197.13ms. Allocated memory is still 197.1MB. Free memory was 161.5MB in the beginning and 154.3MB in the end (delta: 7.2MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 145.78ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 145.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4610.41ms. Allocated memory was 197.1MB in the beginning and 247.5MB in the end (delta: 50.3MB). Free memory was 145.0MB in the beginning and 141.8MB in the end (delta: 3.1MB). Peak memory consumption was 117.9MB. Max. memory is 16.1GB. * CodeCheck took 12038.23ms. Allocated memory is still 247.5MB. Free memory was 141.8MB in the beginning and 103.6MB in the end (delta: 38.3MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * Witness Printer took 331.61ms. Allocated memory is still 247.5MB. Free memory was 103.6MB in the beginning and 81.6MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. 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! [2023-11-21 18:30:23,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979a4725-2aee-4988-b19f-e9a769f3abf6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE