./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/sll2n_remove_all.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_remove_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bae9bfc842bb010963d083e19e9498cfd3af182f91f0b8fa56907786a4d462dd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:01:41,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:01:41,889 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:01:41,893 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:01:41,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:01:41,914 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:01:41,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:01:41,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:01:41,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:01:41,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:01:41,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:01:41,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:01:41,916 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:01:41,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:01:41,916 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:01:41,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:01:41,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:01:41,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:01:41,917 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:01:41,917 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:01:41,917 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:01:41,917 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:01:41,917 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:01:41,917 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:01:41,917 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:01:41,917 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:01:41,917 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:01:41,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:01:41,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:01:41,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:01:41,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:01:41,918 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:01:41,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:01:41,918 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) 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 -> bae9bfc842bb010963d083e19e9498cfd3af182f91f0b8fa56907786a4d462dd [2024-12-06 05:01:42,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:01:42,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:01:42,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:01:42,160 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:01:42,161 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:01:42,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/list-simple/sll2n_remove_all.i [2024-12-06 05:01:44,767 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/data/7bae17afe/63f424fadd5947a58c3746830fa84aba/FLAGbcff9370a [2024-12-06 05:01:44,980 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:01:44,980 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/sv-benchmarks/c/list-simple/sll2n_remove_all.i [2024-12-06 05:01:44,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/data/7bae17afe/63f424fadd5947a58c3746830fa84aba/FLAGbcff9370a [2024-12-06 05:01:44,999 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/data/7bae17afe/63f424fadd5947a58c3746830fa84aba [2024-12-06 05:01:45,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:01:45,002 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:01:45,003 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:01:45,003 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:01:45,006 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:01:45,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4379eba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45, skipping insertion in model container [2024-12-06 05:01:45,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,030 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:01:45,254 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/sv-benchmarks/c/list-simple/sll2n_remove_all.i[23806,23819] [2024-12-06 05:01:45,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:01:45,265 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:01:45,300 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/sv-benchmarks/c/list-simple/sll2n_remove_all.i[23806,23819] [2024-12-06 05:01:45,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:01:45,326 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:01:45,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45 WrapperNode [2024-12-06 05:01:45,326 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:01:45,327 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:01:45,327 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:01:45,327 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:01:45,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,359 INFO L138 Inliner]: procedures = 126, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 81 [2024-12-06 05:01:45,360 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:01:45,360 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:01:45,360 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:01:45,360 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:01:45,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,375 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,376 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,379 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:01:45,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:01:45,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:01:45,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:01:45,384 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:01:45,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:01:45,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:01:45,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:01:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:01:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:01:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:01:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 05:01:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 05:01:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 05:01:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 05:01:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 05:01:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:01:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:01:45,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:01:45,529 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:01:45,531 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:01:45,640 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-12-06 05:01:45,641 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:01:45,683 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:01:45,683 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:01:45,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:01:45 BoogieIcfgContainer [2024-12-06 05:01:45,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:01:45,684 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:01:45,684 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:01:45,691 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:01:45,692 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:01:45" (1/1) ... [2024-12-06 05:01:45,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:01:45,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:45,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-12-06 05:01:45,734 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-12-06 05:01:45,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:01:45,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:45,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:01:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:45,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:45,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:45,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-12-06 05:01:45,933 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-12-06 05:01:45,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:01:45,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:45,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:01:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:46,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:46,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:46,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2024-12-06 05:01:46,113 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2024-12-06 05:01:46,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:01:46,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:46,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:01:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:46,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:01:46,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:46,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-12-06 05:01:46,573 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-12-06 05:01:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:01:46,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:46,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:01:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:46,674 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:01:46,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:46,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-12-06 05:01:46,754 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-12-06 05:01:46,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:01:46,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:46,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:01:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:48,126 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:51,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:51,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2024-12-06 05:01:51,358 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2024-12-06 05:01:51,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:01:51,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:51,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:01:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:51,561 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:01:51,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:51,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 45 transitions. [2024-12-06 05:01:51,967 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 45 transitions. [2024-12-06 05:01:51,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:01:51,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:51,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:01:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:52,116 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:01:53,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:53,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-12-06 05:01:53,157 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-12-06 05:01:53,157 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:01:53,158 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-12-06 05:01:53,165 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 05:01:53,928 INFO L77 FloydHoareUtils]: At program point L576(lines 576 578) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_node_create_~temp~0#1.offset| 0)) (.cse1 (= |ULTIMATE.start_sll_create_~head~0#1.offset| 0)) (.cse4 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (let ((.cse3 (store |#valid| |ULTIMATE.start_node_create_~temp~0#1.base| 0))) (let ((.cse2 (@diff .cse3 (store .cse3 |ULTIMATE.start_sll_create_~head~0#1.base| 0)))) (and .cse0 .cse1 (= (select (select |#memory_$Pointer$.offset| .cse2) 4) 0) (not (= .cse2 |ULTIMATE.start_main_~#s~0#1.base|)) (not (= (select .cse3 |ULTIMATE.start_sll_create_~head~0#1.base|) 0)) (<= |ULTIMATE.start_sll_create_~len#1| 1) .cse4 (= (select (select |#memory_$Pointer$.base| .cse2) 4) 0)))) (and (= 2 |ULTIMATE.start_sll_create_~len#1|) (= (select |#valid| |ULTIMATE.start_node_create_~temp~0#1.base|) 1) .cse0 .cse1 (not (= |ULTIMATE.start_node_create_~temp~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_sll_create_~head~0#1.base| 0) .cse4))) [2024-12-06 05:01:53,928 INFO L77 FloydHoareUtils]: At program point L605(lines 605 607) the Hoare annotation is: (and (= |ULTIMATE.start_main_#t~mem11#1.offset| 0) (= |ULTIMATE.start_main_#t~mem11#1.base| 0)) [2024-12-06 05:01:53,929 INFO L77 FloydHoareUtils]: At program point L572(line 572) the Hoare annotation is: true [2024-12-06 05:01:53,929 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 597 611) the Hoare annotation is: true [2024-12-06 05:01:53,929 INFO L77 FloydHoareUtils]: At program point L585-3(lines 585 589) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_sll_create_~head~0#1.offset| 0)) (.cse1 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= 2 |ULTIMATE.start_sll_create_~len#1|) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) .cse0 (= |ULTIMATE.start_sll_create_~head~0#1.base| 0) .cse1) (and .cse0 (let ((.cse5 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (or (let ((.cse3 (store |#valid| .cse5 0)) (.cse4 (select (select |#memory_$Pointer$.base| .cse5) 4))) (let ((.cse2 (@diff .cse3 (store .cse3 .cse4 0)))) (and (not (= .cse2 |ULTIMATE.start_main_~#s~0#1.base|)) (not (= (select .cse3 .cse4) 0)) (= (select (select |#memory_$Pointer$.offset| .cse2) 4) 0) (= (select (select |#memory_$Pointer$.base| .cse2) 4) 0) (= (select (select |#memory_$Pointer$.offset| .cse5) 4) 0)))) (not (= |ULTIMATE.start_sll_create_~head~0#1.base| .cse5)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)))) (< |ULTIMATE.start_sll_create_~len#1| 1) .cse1) (let ((.cse6 (@diff |#valid| (store |#valid| |ULTIMATE.start_sll_create_~head~0#1.base| 0)))) (and (not (= |ULTIMATE.start_main_~#s~0#1.base| .cse6)) (= (select |#valid| .cse6) 1) (= (select (select |#memory_$Pointer$.base| .cse6) 4) 0) (<= 1 |ULTIMATE.start_sll_create_~len#1|) .cse0 (not (= (select |#valid| |ULTIMATE.start_sll_create_~head~0#1.base|) 0)) (= (select (select |#memory_$Pointer$.offset| .cse6) 4) 0) (<= |ULTIMATE.start_sll_create_~len#1| 1) .cse1)))) [2024-12-06 05:01:53,929 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 609) no Hoare annotation was computed. [2024-12-06 05:01:53,930 INFO L77 FloydHoareUtils]: At program point L602-3(lines 602 604) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (.cse4 (select (select |#memory_$Pointer$.base| .cse1) 4)) (.cse5 (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0))) (or (and (< |ULTIMATE.start_main_~i~0#1| 0) .cse0 (= .cse1 0)) (let ((.cse3 (store |#valid| .cse1 0))) (let ((.cse2 (@diff .cse3 (store .cse3 .cse4 0)))) (and .cse0 (= |ULTIMATE.start_main_~i~0#1| 1) (not (= .cse2 |ULTIMATE.start_main_~#s~0#1.base|)) (not (= (select .cse3 .cse4) 0)) (= (select (select |#memory_$Pointer$.offset| .cse2) 4) 0) (= (select (select |#memory_$Pointer$.base| .cse2) 4) 0) .cse5))) (and (<= |ULTIMATE.start_main_~i~0#1| 0) .cse0 (= .cse4 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse5)))) [2024-12-06 05:01:53,930 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:01:53,930 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:01:53,930 INFO L75 FloydHoareUtils]: For program point main_ERROR#1(line 609) no Hoare annotation was computed. [2024-12-06 05:01:53,939 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:580) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:283) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translateSelect(Term2Expression.java:371) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:164) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translateSelect(Term2Expression.java:370) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:164) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:174) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:174) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:174) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.lib.translation.DefaultTranslator.translateExpressionWithContext(DefaultTranslator.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:109) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:91) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.BacktranslationService.translateExpressionWithContext(BacktranslationService.java:117) at de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.FloydHoareUtils.createInvariantResults(FloydHoareUtils.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createInvariantAndContractResults(CodeCheckObserver.java:542) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:518) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:01:53,944 INFO L158 Benchmark]: Toolchain (without parser) took 8941.26ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 115.8MB in the beginning and 222.9MB in the end (delta: -107.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-12-06 05:01:53,944 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:01:53,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.69ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 98.4MB in the end (delta: 17.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:01:53,944 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.64ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 96.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:01:53,945 INFO L158 Benchmark]: Boogie Preprocessor took 22.39ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 95.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:01:53,945 INFO L158 Benchmark]: RCFGBuilder took 300.42ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 79.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:01:53,946 INFO L158 Benchmark]: CodeCheck took 8258.58ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 79.4MB in the beginning and 222.9MB in the end (delta: -143.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 05:01:53,947 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 1 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 132 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32 mSDsluCounter, 53 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 197 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 545 IncrementalHoareTripleChecker+Invalid, 742 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 197 mSolverCounterUnsat, 53 mSDtfsCounter, 545 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 634 GetRequests, 534 SyntacticMatches, 4 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3114 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 67 NumberOfCodeBlocks, 67 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 606 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 25/39 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 609]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:580) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.69ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 98.4MB in the end (delta: 17.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.64ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 96.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.39ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 95.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 300.42ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 79.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 8258.58ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 79.4MB in the beginning and 222.9MB in the end (delta: -143.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:01:53,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_remove_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bae9bfc842bb010963d083e19e9498cfd3af182f91f0b8fa56907786a4d462dd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:01:55,910 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:01:55,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:01:56,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:01:56,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:01:56,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:01:56,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:01:56,012 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:01:56,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:01:56,013 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:01:56,013 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:01:56,013 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:01:56,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:01:56,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:01:56,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:01:56,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:01:56,013 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:01:56,014 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:01:56,014 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:01:56,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:01:56,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:01:56,014 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:01:56,014 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:01:56,014 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:01:56,014 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:01:56,015 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:01:56,015 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:56,015 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:01:56,015 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:01:56,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:01:56,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:01:56,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:01:56,015 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:01:56,015 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:01:56,015 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:56,015 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:01:56,015 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) 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 -> bae9bfc842bb010963d083e19e9498cfd3af182f91f0b8fa56907786a4d462dd [2024-12-06 05:01:56,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:01:56,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:01:56,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:01:56,268 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:01:56,269 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:01:56,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/list-simple/sll2n_remove_all.i [2024-12-06 05:01:58,921 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/data/26e3d7c93/766e291db91443c6a7e302c478674e69/FLAG8a1befc78 [2024-12-06 05:01:59,123 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:01:59,124 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/sv-benchmarks/c/list-simple/sll2n_remove_all.i [2024-12-06 05:01:59,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/data/26e3d7c93/766e291db91443c6a7e302c478674e69/FLAG8a1befc78 [2024-12-06 05:01:59,468 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/data/26e3d7c93/766e291db91443c6a7e302c478674e69 [2024-12-06 05:01:59,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:01:59,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:01:59,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:01:59,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:01:59,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:01:59,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e3e46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59, skipping insertion in model container [2024-12-06 05:01:59,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,501 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:01:59,701 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/sv-benchmarks/c/list-simple/sll2n_remove_all.i[23806,23819] [2024-12-06 05:01:59,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:01:59,715 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:01:59,754 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/sv-benchmarks/c/list-simple/sll2n_remove_all.i[23806,23819] [2024-12-06 05:01:59,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:01:59,783 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:01:59,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59 WrapperNode [2024-12-06 05:01:59,783 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:01:59,784 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:01:59,784 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:01:59,784 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:01:59,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,818 INFO L138 Inliner]: procedures = 129, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 82 [2024-12-06 05:01:59,818 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:01:59,818 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:01:59,818 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:01:59,818 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:01:59,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,827 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,836 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,837 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,839 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,841 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:01:59,846 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:01:59,846 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:01:59,846 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:01:59,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:01:59" (1/1) ... [2024-12-06 05:01:59,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:01:59,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:01:59,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:01:59,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:01:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:01:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:01:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 05:01:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 05:01:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 05:01:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 05:01:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 05:01:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 05:01:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:01:59,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:01:59,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:01:59,988 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:01:59,989 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:02:00,153 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-12-06 05:02:00,153 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:02:00,202 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:02:00,202 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:02:00,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:02:00 BoogieIcfgContainer [2024-12-06 05:02:00,203 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:02:00,203 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:02:00,203 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:02:00,210 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:02:00,210 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:02:00" (1/1) ... [2024-12-06 05:02:00,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:02:00,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:00,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-12-06 05:02:00,252 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-12-06 05:02:00,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:02:00,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:00,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:00,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:00,256 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:00,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:02:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:00,365 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:02:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:00,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:02:00,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:02:00,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:02:00,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:02:00,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:00,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-12-06 05:02:00,664 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-12-06 05:02:00,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:02:00,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:00,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:00,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:00,667 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:00,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:02:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:00,766 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:02:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:00,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:02:00,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:02:00,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:02:00,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:02:00,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:00,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2024-12-06 05:02:00,938 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2024-12-06 05:02:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:02:00,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:00,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:00,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:00,940 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:00,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:02:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:01,053 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:02:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:01,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:02:01,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:02:01,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:02:01,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 05:02:01,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:01,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2024-12-06 05:02:01,725 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2024-12-06 05:02:01,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:02:01,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:01,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:01,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:01,728 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:01,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 05:02:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:01,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:02:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:01,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:02:01,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:02:01,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:02:01,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 05:02:02,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:02,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2024-12-06 05:02:02,166 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2024-12-06 05:02:02,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:02:02,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:02,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:02,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:02,168 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:02,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 05:02:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:02,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:02:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:02,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:02:02,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:02:02,378 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:02:02,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 05:02:02,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:02,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2024-12-06 05:02:02,837 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2024-12-06 05:02:02,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:02:02,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:02,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:02,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:02,839 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:02,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 05:02:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:03,036 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:02:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:03,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-06 05:02:03,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:02:03,115 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 6 treesize of output 7 [2024-12-06 05:02:03,219 INFO L349 Elim1Store]: treesize reduction 22, result has 35.3 percent of original size [2024-12-06 05:02:03,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 27 [2024-12-06 05:02:03,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-12-06 05:02:03,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-12-06 05:02:03,457 INFO L349 Elim1Store]: treesize reduction 12, result has 42.9 percent of original size [2024-12-06 05:02:03,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2024-12-06 05:02:03,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2024-12-06 05:02:03,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 23 [2024-12-06 05:02:03,642 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 [2024-12-06 05:02:03,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2024-12-06 05:02:03,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 43 [2024-12-06 05:02:03,991 INFO L349 Elim1Store]: treesize reduction 80, result has 15.8 percent of original size [2024-12-06 05:02:03,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 97 treesize of output 57 [2024-12-06 05:02:04,226 INFO L349 Elim1Store]: treesize reduction 45, result has 13.5 percent of original size [2024-12-06 05:02:04,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 46 [2024-12-06 05:02:04,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2024-12-06 05:02:04,411 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:02:04,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-12-06 05:02:08,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 23 states and 46 transitions. [2024-12-06 05:02:08,446 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 46 transitions. [2024-12-06 05:02:08,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:02:08,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:08,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:08,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:08,448 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:08,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 05:02:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:08,616 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:02:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:08,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-06 05:02:08,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:02:08,669 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 6 treesize of output 7 [2024-12-06 05:02:08,695 INFO L349 Elim1Store]: treesize reduction 22, result has 35.3 percent of original size [2024-12-06 05:02:08,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 27 [2024-12-06 05:02:08,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-12-06 05:02:08,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-12-06 05:02:08,773 INFO L349 Elim1Store]: treesize reduction 12, result has 42.9 percent of original size [2024-12-06 05:02:08,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2024-12-06 05:02:08,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2024-12-06 05:02:08,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2024-12-06 05:02:08,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 23 [2024-12-06 05:02:08,847 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 [2024-12-06 05:02:08,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 43 [2024-12-06 05:02:08,940 INFO L349 Elim1Store]: treesize reduction 80, result has 15.8 percent of original size [2024-12-06 05:02:08,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 97 treesize of output 57 [2024-12-06 05:02:09,119 INFO L349 Elim1Store]: treesize reduction 45, result has 13.5 percent of original size [2024-12-06 05:02:09,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 46 [2024-12-06 05:02:09,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2024-12-06 05:02:09,180 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:02:09,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 05:02:09,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:09,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 24 states and 52 transitions. [2024-12-06 05:02:09,927 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 52 transitions. [2024-12-06 05:02:09,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:02:09,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:09,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:09,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:09,929 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:09,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 05:02:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:10,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:02:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:10,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:02:10,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:02:10,230 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:02:10,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 05:02:11,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:11,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 25 states and 54 transitions. [2024-12-06 05:02:11,113 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 54 transitions. [2024-12-06 05:02:11,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:02:11,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:11,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:11,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:11,116 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:11,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 05:02:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:11,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:02:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:11,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:02:11,335 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:02:11,458 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:02:11,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 05:02:12,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:12,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-12-06 05:02:12,895 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-12-06 05:02:12,895 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:02:12,896 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2024-12-06 05:02:12,900 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 05:02:14,066 INFO L77 FloydHoareUtils]: At program point L576(lines 576 578) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) |ULTIMATE.start_node_create_~temp~0#1.offset|)) (.cse1 (not (= |ULTIMATE.start_node_create_~temp~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|))) (.cse2 (= |ULTIMATE.start_sll_create_~head~0#1.offset| (_ bv0 32))) (.cse3 (= (_ bv2 32) |ULTIMATE.start_main_~len~0#1|))) (or (and (= (_ bv0 1) (bvadd (_ bv1 1) (select |#valid| |ULTIMATE.start_node_create_~temp~0#1.base|))) .cse0 (= (_ bv0 32) |ULTIMATE.start_sll_create_~head~0#1.base|) .cse1 (= (_ bv0 1) (bvadd (_ bv1 1) (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|))) (= |ULTIMATE.start_sll_create_~len#1| (_ bv2 32)) .cse2 .cse3) (and .cse0 (= (_ bv0 32) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sll_create_~head~0#1.base|) (_ bv4 32))) (= |ULTIMATE.start_sll_create_~len#1| (_ bv1 32)) .cse1 (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sll_create_~head~0#1.base|) (_ bv4 32))) (not (= |ULTIMATE.start_node_create_~temp~0#1.base| |ULTIMATE.start_sll_create_~head~0#1.base|)) .cse2 .cse3 (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_sll_create_~head~0#1.base|))))) [2024-12-06 05:02:14,066 INFO L77 FloydHoareUtils]: At program point L605(lines 605 607) the Hoare annotation is: (and (= (_ bv0 32) |ULTIMATE.start_main_#t~mem11#1.offset|) (= (_ bv0 32) |ULTIMATE.start_main_#t~mem11#1.base|)) [2024-12-06 05:02:14,066 INFO L77 FloydHoareUtils]: At program point L572(line 572) the Hoare annotation is: true [2024-12-06 05:02:14,066 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 597 611) the Hoare annotation is: true [2024-12-06 05:02:14,066 INFO L77 FloydHoareUtils]: At program point L585-3(lines 585 589) the Hoare annotation is: (let ((.cse7 (= (_ bv0 32) |ULTIMATE.start_sll_create_~head~0#1.base|))) (let ((.cse0 (not .cse7)) (.cse1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sll_create_~head~0#1.base|) (_ bv4 32))) (.cse2 (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sll_create_~head~0#1.base|) (_ bv4 32)))) (.cse5 (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_sll_create_~head~0#1.base|))) (.cse6 (= (_ bv0 1) (bvadd (_ bv1 1) (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|)))) (.cse3 (= |ULTIMATE.start_sll_create_~head~0#1.offset| (_ bv0 32))) (.cse4 (= (_ bv2 32) |ULTIMATE.start_main_~len~0#1|))) (or (and .cse0 (not (= |ULTIMATE.start_main_~#s~0#1.base| .cse1)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse1) (_ bv4 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| .cse1) (_ bv4 32))) (= |ULTIMATE.start_sll_create_~len#1| (_ bv0 32)) .cse2 .cse3 .cse4 .cse5) (and .cse0 (= (_ bv0 32) .cse1) (= |ULTIMATE.start_sll_create_~len#1| (_ bv1 32)) .cse6 .cse2 (= (_ bv0 1) (bvadd (_ bv1 1) (select |#valid| |ULTIMATE.start_sll_create_~head~0#1.base|))) .cse3 .cse4 .cse5) (and .cse7 .cse6 (= |ULTIMATE.start_sll_create_~len#1| (_ bv2 32)) .cse3 .cse4)))) [2024-12-06 05:02:14,066 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 609) no Hoare annotation was computed. [2024-12-06 05:02:14,067 INFO L77 FloydHoareUtils]: At program point L602-3(lines 602 604) the Hoare annotation is: (let ((.cse7 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse6 (select (select |#memory_$Pointer$.base| .cse7) (_ bv4 32)))) (let ((.cse1 (exists ((v_arrayElimIndex_1 (_ BitVec 32))) (and (not (= .cse7 v_arrayElimIndex_1)) (= .cse7 (select (select |#memory_$Pointer$.base| v_arrayElimIndex_1) (_ bv4 32))) (not (= |ULTIMATE.start_main_~#s~0#1.base| v_arrayElimIndex_1)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| v_arrayElimIndex_1) (_ bv4 32)))))) (.cse5 (= .cse6 (_ bv0 32))) (.cse0 (= (select (select |#memory_$Pointer$.offset| .cse7) (_ bv4 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) .cse7)) (.cse3 (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (.cse4 (not (= |ULTIMATE.start_main_~#s~0#1.base| .cse7)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse4 (= |ULTIMATE.start_main_~i~0#1| (_ bv0 32)) .cse5) (and .cse2 (= (_ bv0 32) (bvadd |ULTIMATE.start_main_~i~0#1| (_ bv1 32))) .cse3) (and .cse0 (not .cse2) (= |ULTIMATE.start_main_~i~0#1| (_ bv1 32)) .cse3 (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse6) (_ bv4 32))) (not (= .cse6 |ULTIMATE.start_main_~#s~0#1.base|)) .cse4 (= (_ bv0 32) (select (select |#memory_$Pointer$.base| .cse6) (_ bv4 32)))))))) [2024-12-06 05:02:14,067 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:02:14,067 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:02:14,067 INFO L75 FloydHoareUtils]: For program point main_ERROR#1(line 609) no Hoare annotation was computed. [2024-12-06 05:02:14,075 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 05:02:14,076 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 05:02:14,076 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~temp~0!offset [2024-12-06 05:02:14,076 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2024-12-06 05:02:14,076 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~temp~0!base [2024-12-06 05:02:14,076 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-12-06 05:02:14,076 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 05:02:14,076 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 05:02:14,076 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len [2024-12-06 05:02:14,077 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2024-12-06 05:02:14,077 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-06 05:02:14,077 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~temp~0!offset [2024-12-06 05:02:14,077 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,077 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,077 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~head~0!base,]]] [2024-12-06 05:02:14,077 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len [2024-12-06 05:02:14,077 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~temp~0!base [2024-12-06 05:02:14,077 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-12-06 05:02:14,077 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,077 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,078 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~head~0!base,]]] [2024-12-06 05:02:14,078 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~temp~0!base [2024-12-06 05:02:14,078 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2024-12-06 05:02:14,078 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2024-12-06 05:02:14,078 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-06 05:02:14,078 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-12-06 05:02:14,078 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2024-12-06 05:02:14,081 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,081 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,081 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] [2024-12-06 05:02:14,081 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 05:02:14,081 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,082 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,083 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] [2024-12-06 05:02:14,083 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 05:02:14,083 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,083 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,083 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-12-06 05:02:14,083 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-12-06 05:02:14,083 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,083 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,083 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-12-06 05:02:14,084 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,084 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,084 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] [2024-12-06 05:02:14,084 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,084 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,084 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-12-06 05:02:14,084 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,084 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,084 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-12-06 05:02:14,084 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,084 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]],[BitvecLiteral[4,32]]]]] [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,085 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] [2024-12-06 05:02:14,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-12-06 05:02:14,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-12-06 05:02:14,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-12-06 05:02:14,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]],[BitvecLiteral[4,32]]]]] [2024-12-06 05:02:14,087 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2024-12-06 05:02:14,087 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-12-06 05:02:14,087 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~head~0!base,]]] [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~head~0!base,]]],[BitvecLiteral[4,32]]]]] [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~head~0!base,]]],[BitvecLiteral[4,32]]]]] [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~head~0!base,]]] [2024-12-06 05:02:14,088 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2024-12-06 05:02:14,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-12-06 05:02:14,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2024-12-06 05:02:14,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2024-12-06 05:02:14,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base [2024-12-06 05:02:14,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] [2024-12-06 05:02:14,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~head~0!base,]]] [2024-12-06 05:02:14,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 05:02:14,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 05:02:14,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset [2024-12-06 05:02:14,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] [2024-12-06 05:02:14,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~head~0!base,]]] [2024-12-06 05:02:14,090 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 05:02:14,090 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 05:02:14,090 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2024-12-06 05:02:14,090 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-12-06 05:02:14,090 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2024-12-06 05:02:14,090 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2024-12-06 05:02:14,090 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 05:02:14,090 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 05:02:14,090 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2024-12-06 05:02:14,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:02:14 ImpRootNode [2024-12-06 05:02:14,092 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:02:14,092 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:02:14,092 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:02:14,093 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:02:14,093 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:02:00" (3/4) ... [2024-12-06 05:02:14,095 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:02:14,101 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-12-06 05:02:14,101 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 05:02:14,101 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 05:02:14,101 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:02:14,170 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:02:14,170 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:02:14,170 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:02:14,171 INFO L158 Benchmark]: Toolchain (without parser) took 14699.69ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 41.0MB in the end (delta: 28.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:02:14,171 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:14,171 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.66ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 50.9MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:02:14,171 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.90ms. Allocated memory is still 92.3MB. Free memory was 50.8MB in the beginning and 49.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:14,172 INFO L158 Benchmark]: Boogie Preprocessor took 26.84ms. Allocated memory is still 92.3MB. Free memory was 49.1MB in the beginning and 47.6MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:02:14,172 INFO L158 Benchmark]: RCFGBuilder took 356.82ms. Allocated memory is still 92.3MB. Free memory was 47.6MB in the beginning and 58.2MB in the end (delta: -10.6MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-12-06 05:02:14,172 INFO L158 Benchmark]: CodeCheck took 13888.72ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 45.9MB in the end (delta: 12.3MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-12-06 05:02:14,173 INFO L158 Benchmark]: Witness Printer took 77.81ms. Allocated memory is still 92.3MB. Free memory was 45.9MB in the beginning and 41.0MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:14,174 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 1 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.7s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 144 SdHoareTripleChecker+Valid, 5.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 64 mSDsluCounter, 33 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 268 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 836 IncrementalHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 268 mSolverCounterUnsat, 33 mSDtfsCounter, 836 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 885 GetRequests, 766 SyntacticMatches, 11 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3855 ImplicationChecksByTransitivity, 8.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 73 ConstructedInterpolants, 4 QuantifiedInterpolants, 919 SizeOfPredicates, 12 NumberOfNonLiveVariables, 898 ConjunctsInSsa, 116 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 21/44 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 609]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: ((((len == 0) && (2 == len)) || ((len == 1) && (2 == len))) || ((len == 2) && (2 == len))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.66ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 50.9MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.90ms. Allocated memory is still 92.3MB. Free memory was 50.8MB in the beginning and 49.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.84ms. Allocated memory is still 92.3MB. Free memory was 49.1MB in the beginning and 47.6MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 356.82ms. Allocated memory is still 92.3MB. Free memory was 47.6MB in the beginning and 58.2MB in the end (delta: -10.6MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * CodeCheck took 13888.72ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 45.9MB in the end (delta: 12.3MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Witness Printer took 77.81ms. Allocated memory is still 92.3MB. Free memory was 45.9MB in the beginning and 41.0MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~temp~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~temp~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~temp~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~head~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~temp~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~head~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~temp~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]],[BitvecLiteral[4,32]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IdentifierExpression[~#s~0!offset,]]]]],[BitvecLiteral[4,32]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~head~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~head~0!base,]]],[BitvecLiteral[4,32]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~head~0!base,]]],[BitvecLiteral[4,32]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~head~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.base,GLOBAL],[IdentifierExpression[~head~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$.offset,GLOBAL],[IdentifierExpression[~head~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset RESULT: Ultimate proved your program to be correct! [2024-12-06 05:02:14,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95c9bc1-062a-4713-8245-6d03fbb2ee34/bin/ukojak-verify-CZk0znPC7b/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