./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 503a3e49b44041609ec1bba765b53912c88abb90ff278e61e68e863904faf4bb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:22:02,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:22:02,499 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-12-03 04:22:02,503 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:22:02,504 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:22:02,528 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:22:02,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:22:02,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:22:02,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:22:02,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:22:02,531 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:22:02,532 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:22:02,532 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:22:02,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:22:02,533 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:22:02,534 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:22:02,534 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:22:02,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:22:02,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:22:02,535 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:22:02,536 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:22:02,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:22:02,537 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:22:02,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:22:02,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:22:02,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:22:02,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:22:02,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:22:02,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:22:02,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:22:02,540 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:22:02,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:22:02,541 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 503a3e49b44041609ec1bba765b53912c88abb90ff278e61e68e863904faf4bb [2023-12-03 04:22:02,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:22:02,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:22:02,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:22:02,783 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:22:02,784 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:22:02,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2023-12-03 04:22:05,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:22:05,748 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:22:05,750 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2023-12-03 04:22:05,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/data/eb6d66b04/5241c63864ae4b438afbd693ddf90085/FLAG1034ca217 [2023-12-03 04:22:05,777 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/data/eb6d66b04/5241c63864ae4b438afbd693ddf90085 [2023-12-03 04:22:05,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:22:05,780 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:22:05,782 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:22:05,782 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:22:05,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:22:05,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:22:05" (1/1) ... [2023-12-03 04:22:05,787 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39ae8f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:05, skipping insertion in model container [2023-12-03 04:22:05,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:22:05" (1/1) ... [2023-12-03 04:22:05,838 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:22:06,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:22:06,117 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:22:06,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:22:06,183 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:22:06,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06 WrapperNode [2023-12-03 04:22:06,184 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:22:06,185 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:22:06,185 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:22:06,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:22:06,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,229 INFO L138 Inliner]: procedures = 119, calls = 40, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 135 [2023-12-03 04:22:06,230 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:22:06,230 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:22:06,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:22:06,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:22:06,240 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,252 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,257 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,259 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:22:06,265 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:22:06,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:22:06,265 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:22:06,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:22:06,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:22:06,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:22:06,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:22:06,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:22:06,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:22:06,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:22:06,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:22:06,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:22:06,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:22:06,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:22:06,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:22:06,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:22:06,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:22:06,435 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:22:06,437 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:22:06,634 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:22:06,698 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:22:06,698 INFO L309 CfgBuilder]: Removed 11 assume(true) statements. [2023-12-03 04:22:06,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:22:06 BoogieIcfgContainer [2023-12-03 04:22:06,700 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:22:06,701 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:22:06,701 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:22:06,709 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:22:06,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:22:06" (1/1) ... [2023-12-03 04:22:06,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:22:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:06,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2023-12-03 04:22:06,784 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2023-12-03 04:22:06,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:22:06,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:06,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:06,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:07,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:07,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2023-12-03 04:22:07,004 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2023-12-03 04:22:07,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:22:07,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:07,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:07,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:07,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2023-12-03 04:22:07,304 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2023-12-03 04:22:07,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:22:07,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:07,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:07,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:07,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:07,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2023-12-03 04:22:07,846 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2023-12-03 04:22:07,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:22:07,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:07,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:08,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:08,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:08,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2023-12-03 04:22:08,952 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2023-12-03 04:22:08,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:22:08,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:08,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:08,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:09,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:09,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:09,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 42 states and 58 transitions. [2023-12-03 04:22:09,307 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2023-12-03 04:22:09,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:22:09,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:09,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:10,482 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:10,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:10,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2023-12-03 04:22:10,908 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2023-12-03 04:22:10,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:22:10,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:10,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:11,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:11,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:11,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2023-12-03 04:22:11,344 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2023-12-03 04:22:11,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:22:11,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:11,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:11,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:12,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:12,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2023-12-03 04:22:12,412 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2023-12-03 04:22:12,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:22:12,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:12,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:13,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:17,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:17,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2023-12-03 04:22:17,715 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2023-12-03 04:22:17,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:22:17,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:17,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:20,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:20,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 60 states and 96 transitions. [2023-12-03 04:22:20,803 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 96 transitions. [2023-12-03 04:22:20,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:22:20,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:20,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:22,202 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:26,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 66 states and 114 transitions. [2023-12-03 04:22:26,807 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 114 transitions. [2023-12-03 04:22:26,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 04:22:26,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:26,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:27,714 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:32,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:32,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 69 states and 123 transitions. [2023-12-03 04:22:32,776 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 123 transitions. [2023-12-03 04:22:32,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:22:32,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:32,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:35,101 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:43,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:43,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 83 states and 161 transitions. [2023-12-03 04:22:43,733 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 161 transitions. [2023-12-03 04:22:43,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:22:43,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:43,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:46,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:22:54,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:54,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 89 states and 184 transitions. [2023-12-03 04:22:54,430 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 184 transitions. [2023-12-03 04:22:54,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:22:54,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:54,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:57,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:23:04,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:04,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 98 states and 204 transitions. [2023-12-03 04:23:04,921 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 204 transitions. [2023-12-03 04:23:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:23:04,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:04,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:08,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:23:12,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:12,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 99 states and 214 transitions. [2023-12-03 04:23:12,271 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 214 transitions. [2023-12-03 04:23:12,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:23:12,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:12,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:12,473 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:23:13,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:13,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 100 states and 217 transitions. [2023-12-03 04:23:13,508 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 217 transitions. [2023-12-03 04:23:13,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 04:23:13,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:13,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:13,956 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:23:15,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:15,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 102 states and 219 transitions. [2023-12-03 04:23:15,659 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 219 transitions. [2023-12-03 04:23:15,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:23:15,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:15,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:18,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:23:32,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:32,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 117 states and 265 transitions. [2023-12-03 04:23:32,601 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 265 transitions. [2023-12-03 04:23:32,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:23:32,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:32,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:34,056 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:23:40,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:40,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 123 states and 304 transitions. [2023-12-03 04:23:40,458 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 304 transitions. [2023-12-03 04:23:40,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:23:40,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:40,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:43,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:23:55,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:55,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 128 states and 316 transitions. [2023-12-03 04:23:55,300 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 316 transitions. [2023-12-03 04:23:55,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:23:55,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:55,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:24:04,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:04,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 131 states and 335 transitions. [2023-12-03 04:24:04,641 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 335 transitions. [2023-12-03 04:24:04,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:24:04,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:04,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:24:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:08,922 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:24:34,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:34,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 147 states and 403 transitions. [2023-12-03 04:24:34,143 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 403 transitions. [2023-12-03 04:24:34,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:24:34,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:34,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:24:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:39,016 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:24:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:46,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 149 states and 405 transitions. [2023-12-03 04:24:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 405 transitions. [2023-12-03 04:24:46,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:24:46,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:46,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:24:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:51,544 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:25:03,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:03,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 154 states and 435 transitions. [2023-12-03 04:25:03,384 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 435 transitions. [2023-12-03 04:25:03,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:25:03,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:03,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:25:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:13,483 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:25:45,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:45,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 168 states and 478 transitions. [2023-12-03 04:25:45,900 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 478 transitions. [2023-12-03 04:25:45,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:25:45,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:45,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:25:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:56,953 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:26:13,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:13,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 172 states and 517 transitions. [2023-12-03 04:26:13,539 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 517 transitions. [2023-12-03 04:26:13,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:26:13,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:13,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:18,693 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:26:25,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:25,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 173 states and 527 transitions. [2023-12-03 04:26:25,540 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 527 transitions. [2023-12-03 04:26:25,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:26:25,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:25,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:25,575 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:26:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:25,985 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:26:26,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:26,118 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 29 iterations. [2023-12-03 04:26:26,146 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,147 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,147 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,147 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,147 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,148 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,148 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,149 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 04:26:26,150 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,150 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,150 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,150 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-12-03 04:26:26,150 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-12-03 04:26:26,151 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,151 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,151 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,151 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,152 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated [2023-12-03 04:26:26,152 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,152 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:26:26 ImpRootNode [2023-12-03 04:26:26,157 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:26:26,158 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:26:26,158 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:26:26,158 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:26:26,159 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:22:06" (3/4) ... [2023-12-03 04:26:26,159 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-03 04:26:26,168 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,168 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,168 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,168 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 04:26:26,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,170 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-12-03 04:26:26,170 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,170 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,170 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,170 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-12-03 04:26:26,171 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,171 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,171 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc7 [2023-12-03 04:26:26,171 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem8 [2023-12-03 04:26:26,171 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated [2023-12-03 04:26:26,211 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 04:26:26,211 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:26:26,212 INFO L158 Benchmark]: Toolchain (without parser) took 260431.64ms. Allocated memory was 174.1MB in the beginning and 1.0GB in the end (delta: 874.5MB). Free memory was 126.1MB in the beginning and 650.1MB in the end (delta: -524.0MB). Peak memory consumption was 352.1MB. Max. memory is 16.1GB. [2023-12-03 04:26:26,213 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 174.1MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:26:26,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.42ms. Allocated memory is still 174.1MB. Free memory was 125.6MB in the beginning and 107.8MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 04:26:26,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.09ms. Allocated memory is still 174.1MB. Free memory was 107.8MB in the beginning and 105.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:26:26,214 INFO L158 Benchmark]: Boogie Preprocessor took 33.58ms. Allocated memory is still 174.1MB. Free memory was 105.7MB in the beginning and 104.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:26:26,215 INFO L158 Benchmark]: RCFGBuilder took 435.44ms. Allocated memory is still 174.1MB. Free memory was 104.1MB in the beginning and 83.7MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 04:26:26,215 INFO L158 Benchmark]: CodeCheck took 259456.25ms. Allocated memory was 174.1MB in the beginning and 1.0GB in the end (delta: 874.5MB). Free memory was 83.7MB in the beginning and 653.3MB in the end (delta: -569.6MB). Peak memory consumption was 308.0MB. Max. memory is 16.1GB. [2023-12-03 04:26:26,216 INFO L158 Benchmark]: Witness Printer took 53.78ms. Allocated memory is still 1.0GB. Free memory was 653.3MB in the beginning and 650.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:26:26,218 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, 37 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 259.4s, OverallIterations: 29, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6525 SdHoareTripleChecker+Valid, 60.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4908 mSDsluCounter, 5219 SdHoareTripleChecker+Invalid, 55.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4651 mSDsCounter, 2891 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17296 IncrementalHoareTripleChecker+Invalid, 20187 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2891 mSolverCounterUnsat, 568 mSDtfsCounter, 17296 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6260 GetRequests, 5216 SyntacticMatches, 198 SemanticMatches, 846 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 390204 ImplicationChecksByTransitivity, 236.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 66.4s InterpolantComputationTime, 511 NumberOfCodeBlocks, 511 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 461 ConstructedInterpolants, 0 QuantifiedInterpolants, 15882 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 7 PerfectInterpolantSequences, 17/140 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 993]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L1005] SLL* null = malloc(sizeof(SLL)); [L1006] null->colour = BLACK [L1007] null->next = ((void*)0) [L1009] SLL* list = malloc(sizeof(SLL)); [L1010] list->next = null [L1011] list->colour = BLACK [L1013] SLL* end = list; VAL [end={3:0}, list={3:0}, null={-1:0}] [L1016] COND TRUE __VERIFIER_nondet_int() [L1019] end->next = malloc(sizeof(SLL)) [L1020] EXPR end->next [L1020] end = end->next [L1021] end->next = null [L1023] COND FALSE !(__VERIFIER_nondet_int()) [L1029] end->colour = RED [L1030] end->next = malloc(sizeof(SLL)) [L1031] EXPR end->next [L1031] end = end->next [L1032] end->next = null [L1033] end->colour = BLACK VAL [end={-3:0}, list={3:0}, null={-1:0}] [L1016] COND FALSE !(__VERIFIER_nondet_int()) [L1037] end = null [L1038] end = list VAL [end={3:0}, list={3:0}, null={-1:0}] [L1041] COND FALSE !(!(null != end)) VAL [end={3:0}, list={3:0}, null={-1:0}] [L1042] EXPR end->colour VAL [end={3:0}, list={3:0}, null={-1:0}] [L1042] COND FALSE !(!(BLACK == end->colour)) [L1044] COND TRUE null != end [L1046] EXPR end->colour VAL [end={3:0}, list={3:0}, null={-1:0}] [L1046] COND FALSE !(RED == end->colour) [L1053] EXPR end->next [L1053] end = end->next [L1044] COND TRUE null != end [L1046] EXPR end->colour VAL [end={-2:0}, list={3:0}, null={-1:0}] [L1046] COND TRUE RED == end->colour [L1048] EXPR end->next [L1048] end = end->next [L1049] COND FALSE !(!(null != end)) VAL [end={-3:0}, list={3:0}, null={-1:0}] [L1050] EXPR end->colour VAL [end={-3:0}, list={3:0}, null={-1:0}] [L1050] COND TRUE !(BLACK != end->colour) [L1050] CALL reach_error() [L993] COND FALSE !(0) [L993] __assert_fail ("0", "sll-rb-sentinel-2.c", 13, __extension__ __PRETTY_FUNCTION__) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 174.1MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.42ms. Allocated memory is still 174.1MB. Free memory was 125.6MB in the beginning and 107.8MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.09ms. Allocated memory is still 174.1MB. Free memory was 107.8MB in the beginning and 105.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.58ms. Allocated memory is still 174.1MB. Free memory was 105.7MB in the beginning and 104.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 435.44ms. Allocated memory is still 174.1MB. Free memory was 104.1MB in the beginning and 83.7MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 259456.25ms. Allocated memory was 174.1MB in the beginning and 1.0GB in the end (delta: 874.5MB). Free memory was 83.7MB in the beginning and 653.3MB in the end (delta: -569.6MB). Peak memory consumption was 308.0MB. Max. memory is 16.1GB. * Witness Printer took 53.78ms. Allocated memory is still 1.0GB. Free memory was 653.3MB in the beginning and 650.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-12-03 04:26:26,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85437f77-4a13-433c-847d-7c50b1c1508e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-memcleanup)