./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/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_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9 --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 d0e99b579c23cc22a276a70c2363ed9ed20405eb8e4be0ab38c77cda92397cf4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:32:04,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:32:04,641 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:32:04,645 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:32:04,646 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:32:04,668 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:32:04,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:32:04,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:32:04,670 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:32:04,670 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:32:04,671 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:32:04,671 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:32:04,672 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:32:04,672 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:32:04,673 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:32:04,674 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:32:04,674 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:32:04,675 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:32:04,675 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:32:04,676 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:32:04,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:32:04,677 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:32:04,678 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:32:04,678 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:32:04,679 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:32:04,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:32:04,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:32:04,680 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:32:04,681 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:32:04,681 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:32:04,682 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:32:04,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:32:04,683 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:32:04,683 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_ebf4dbef-0499-4255-abf3-c8dbfa264135/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0e99b579c23cc22a276a70c2363ed9ed20405eb8e4be0ab38c77cda92397cf4 [2023-12-03 02:32:04,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:32:04,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:32:04,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:32:04,937 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:32:04,937 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:32:04,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.c [2023-12-03 02:32:07,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:32:07,922 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:32:07,923 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.c [2023-12-03 02:32:07,931 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/data/113308405/b5e1f4700e0e4b15b83dc4bbebc101e9/FLAG003e71217 [2023-12-03 02:32:07,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/data/113308405/b5e1f4700e0e4b15b83dc4bbebc101e9 [2023-12-03 02:32:07,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:32:07,952 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:32:07,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:32:07,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:32:07,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:32:07,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:32:07" (1/1) ... [2023-12-03 02:32:07,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3251225b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:07, skipping insertion in model container [2023-12-03 02:32:07,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:32:07" (1/1) ... [2023-12-03 02:32:07,993 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:32:08,164 WARN L240 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_ebf4dbef-0499-4255-abf3-c8dbfa264135/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.c[458,471] [2023-12-03 02:32:08,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:32:08,195 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:32:08,209 WARN L240 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_ebf4dbef-0499-4255-abf3-c8dbfa264135/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.c[458,471] [2023-12-03 02:32:08,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:32:08,232 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:32:08,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08 WrapperNode [2023-12-03 02:32:08,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:32:08,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:32:08,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:32:08,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:32:08,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,268 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2023-12-03 02:32:08,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:32:08,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:32:08,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:32:08,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:32:08,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,283 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:32:08,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:32:08,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:32:08,292 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:32:08,293 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:32:08,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:32:08,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:32:08,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:32:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:32:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:32:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:32:08,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:32:08,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:32:08,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:32:08,438 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:32:08,441 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:32:08,564 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:32:08,586 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:32:08,586 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:32:08,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:32:08 BoogieIcfgContainer [2023-12-03 02:32:08,588 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:32:08,589 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:32:08,589 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:32:08,599 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:32:08,600 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:32:08" (1/1) ... [2023-12-03 02:32:08,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:32:08,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2023-12-03 02:32:08,661 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2023-12-03 02:32:08,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:32:08,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:08,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:08,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:08,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:32:08,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:32:08,820 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 02:32:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:08,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-12-03 02:32:08,840 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-12-03 02:32:08,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:32:08,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:08,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:08,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:32:08,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:32:08,950 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 02:32:08,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:08,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2023-12-03 02:32:08,991 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2023-12-03 02:32:08,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:32:08,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:08,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:09,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:32:09,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:32:09,098 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 02:32:09,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:09,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2023-12-03 02:32:09,348 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2023-12-03 02:32:09,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:32:09,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:09,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:09,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:32:09,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:32:09,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:32:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2023-12-03 02:32:09,464 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2023-12-03 02:32:09,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 02:32:09,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:09,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:09,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:32:09,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:32:09,583 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 02:32:10,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:10,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 32 states and 59 transitions. [2023-12-03 02:32:10,188 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 59 transitions. [2023-12-03 02:32:10,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 02:32:10,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:10,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:10,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 02:32:10,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:32:10,293 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:32:10,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:10,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2023-12-03 02:32:10,780 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2023-12-03 02:32:10,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 02:32:10,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:10,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:10,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 02:32:10,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:32:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:32:11,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 38 states and 70 transitions. [2023-12-03 02:32:11,097 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 70 transitions. [2023-12-03 02:32:11,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:32:11,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:11,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:11,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:11,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 02:32:11,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:32:11,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 02:32:11,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:11,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 42 states and 85 transitions. [2023-12-03 02:32:11,838 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 85 transitions. [2023-12-03 02:32:11,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 02:32:11,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:11,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:11,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 02:32:11,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:32:12,090 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 02:32:13,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:13,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 51 states and 116 transitions. [2023-12-03 02:32:13,337 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 116 transitions. [2023-12-03 02:32:13,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 02:32:13,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:13,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:13,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 02:32:13,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:32:13,418 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 02:32:13,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:13,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 53 states and 118 transitions. [2023-12-03 02:32:13,853 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 118 transitions. [2023-12-03 02:32:13,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:32:13,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:13,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:32:13,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:32:13,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:32:13,994 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:32:15,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:15,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 63 states and 151 transitions. [2023-12-03 02:32:15,581 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 151 transitions. [2023-12-03 02:32:15,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:32:15,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:15,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:32:15,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:32:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:32:15,632 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2023-12-03 02:32:15,658 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-03 02:32:15,660 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-03 02:32:15,661 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-03 02:32:15,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:32:15 ImpRootNode [2023-12-03 02:32:15,666 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:32:15,667 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:32:15,667 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:32:15,667 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:32:15,668 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:32:08" (3/4) ... [2023-12-03 02:32:15,669 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-03 02:32:15,673 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-03 02:32:15,674 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-03 02:32:15,675 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-03 02:32:15,718 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:32:15,718 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:32:15,719 INFO L158 Benchmark]: Toolchain (without parser) took 7766.86ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 126.3MB in the beginning and 72.5MB in the end (delta: 53.8MB). Peak memory consumption was 91.6MB. Max. memory is 16.1GB. [2023-12-03 02:32:15,720 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:32:15,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.58ms. Allocated memory is still 159.4MB. Free memory was 126.3MB in the beginning and 115.1MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:32:15,721 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.30ms. Allocated memory is still 159.4MB. Free memory was 115.1MB in the beginning and 113.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:32:15,721 INFO L158 Benchmark]: Boogie Preprocessor took 21.45ms. Allocated memory is still 159.4MB. Free memory was 113.7MB in the beginning and 113.0MB in the end (delta: 734.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:32:15,722 INFO L158 Benchmark]: RCFGBuilder took 296.85ms. Allocated memory is still 159.4MB. Free memory was 113.0MB in the beginning and 101.7MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:32:15,723 INFO L158 Benchmark]: CodeCheck took 7077.56ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 101.7MB in the beginning and 75.5MB in the end (delta: 26.2MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. [2023-12-03 02:32:15,723 INFO L158 Benchmark]: Witness Printer took 51.12ms. Allocated memory is still 195.0MB. Free memory was 75.5MB in the beginning and 72.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:32:15,726 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.0s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 484 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 187 mSDsluCounter, 400 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 112 mSDsCounter, 471 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1611 IncrementalHoareTripleChecker+Invalid, 2082 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 471 mSolverCounterUnsat, 288 mSDtfsCounter, 1611 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1760 GetRequests, 1566 SyntacticMatches, 30 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11768 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 150 ConstructedInterpolants, 0 QuantifiedInterpolants, 560 SizeOfPredicates, 17 NumberOfNonLiveVariables, 687 ConjunctsInSsa, 113 ConjunctsInUnsatCore, 11 InterpolantComputations, 4 PerfectInterpolantSequences, 36/66 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: 12]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int counter = 0; [L19] short k; [L20] long long y, x, c; [L21] k = __VERIFIER_nondet_short() [L23] y = 0 [L24] x = 0 [L25] c = 0 VAL [c=0, counter=0, k=3, x=0, y=0] [L27] EXPR counter++ VAL [c=0, counter=1, k=3, x=0, y=0] [L27] COND TRUE counter++<2 [L28] CALL __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [\old(cond)=1, counter=1] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L28] RET __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [c=0, counter=1, k=3, x=0, y=0] [L30] COND FALSE !(!(c < k)) [L33] c = c + 1 [L34] y = y + 1 [L35] x = y * y * y + x VAL [c=1, counter=1, k=3, x=1, y=1] [L27] EXPR counter++ VAL [c=1, counter=2, k=3, x=1, y=1] [L27] COND TRUE counter++<2 [L28] CALL __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [\old(cond)=1, counter=2] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L28] RET __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [c=1, counter=2, k=3, x=1, y=1] [L30] COND FALSE !(!(c < k)) [L33] c = c + 1 [L34] y = y + 1 [L35] x = y * y * y + x VAL [c=2, counter=2, k=3, x=9, y=2] [L27] EXPR counter++ VAL [c=2, counter=3, k=3, x=9, y=2] [L27] COND FALSE !(counter++<2) [L37] CALL __VERIFIER_assert(k*y - (y*y) == 0) VAL [\old(cond)=0, counter=3] [L10] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, counter=3] [L12] reach_error() VAL [\old(cond)=0, cond=0, counter=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.58ms. Allocated memory is still 159.4MB. Free memory was 126.3MB in the beginning and 115.1MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.30ms. Allocated memory is still 159.4MB. Free memory was 115.1MB in the beginning and 113.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.45ms. Allocated memory is still 159.4MB. Free memory was 113.7MB in the beginning and 113.0MB in the end (delta: 734.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 296.85ms. Allocated memory is still 159.4MB. Free memory was 113.0MB in the beginning and 101.7MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 7077.56ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 101.7MB in the beginning and 75.5MB in the end (delta: 26.2MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. * Witness Printer took 51.12ms. Allocated memory is still 195.0MB. Free memory was 75.5MB in the beginning and 72.5MB 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: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 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 02:32:15,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebf4dbef-0499-4255-abf3-c8dbfa264135/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