./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/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_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/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 64bit --witnessprinter.graph.data.programhash f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:31:02,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:31:02,155 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 01:31:02,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:31:02,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:31:02,183 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:31:02,184 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:31:02,184 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:31:02,185 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:31:02,185 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:31:02,186 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:31:02,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:31:02,187 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:31:02,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:31:02,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:31:02,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:31:02,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:31:02,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:31:02,191 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:31:02,191 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:31:02,192 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:31:02,193 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:31:02,193 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:31:02,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:31:02,194 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:31:02,195 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:31:02,195 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:31:02,196 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:31:02,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:31:02,196 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:31:02,197 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_1924063e-ed4a-46b0-96e5-f278d99387a4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 [2023-12-03 01:31:02,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:31:02,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:31:02,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:31:02,463 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:31:02,463 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:31:02,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i [2023-12-03 01:31:05,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:31:05,529 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:31:05,530 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i [2023-12-03 01:31:05,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/data/a117125bc/4d2dda98e2194a0db56185ac7e007eeb/FLAGf395e75a1 [2023-12-03 01:31:05,558 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/data/a117125bc/4d2dda98e2194a0db56185ac7e007eeb [2023-12-03 01:31:05,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:31:05,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:31:05,564 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:31:05,564 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:31:05,568 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:31:05,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:31:05" (1/1) ... [2023-12-03 01:31:05,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61e2bc1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:05, skipping insertion in model container [2023-12-03 01:31:05,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:31:05" (1/1) ... [2023-12-03 01:31:05,618 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:31:05,806 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_1924063e-ed4a-46b0-96e5-f278d99387a4/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2023-12-03 01:31:05,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:31:05,937 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:31:05,949 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_1924063e-ed4a-46b0-96e5-f278d99387a4/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2023-12-03 01:31:05,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:31:06,003 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:31:06,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06 WrapperNode [2023-12-03 01:31:06,004 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:31:06,005 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:31:06,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:31:06,006 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:31:06,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,047 INFO L138 Inliner]: procedures = 126, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2023-12-03 01:31:06,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:31:06,049 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:31:06,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:31:06,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:31:06,058 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,062 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,062 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,069 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,072 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,074 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,076 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:31:06,080 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:31:06,080 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:31:06,080 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:31:06,081 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:31:06,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:31:06,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:31:06,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:31:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:31:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure set_g_to_keyword [2023-12-03 01:31:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure set_g_to_keyword [2023-12-03 01:31:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:31:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:31:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:31:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:31:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:31:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:31:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:31:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:31:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:31:06,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:31:06,250 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:31:06,253 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:31:06,382 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:31:06,421 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:31:06,422 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:31:06,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:31:06 BoogieIcfgContainer [2023-12-03 01:31:06,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:31:06,424 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:31:06,424 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:31:06,433 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:31:06,433 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:31:06" (1/1) ... [2023-12-03 01:31:06,441 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:31:06,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:31:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-12-03 01:31:06,496 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-12-03 01:31:06,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:31:06,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:31:06,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:31:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:31:06,657 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 01:31:06,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:31:06,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 10 transitions. [2023-12-03 01:31:06,673 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2023-12-03 01:31:06,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:31:06,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:31:06,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:31:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:31:06,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:31:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:31:06,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:31:06,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:31:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:31:06,874 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 01:31:06,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:31:06 ImpRootNode [2023-12-03 01:31:06,899 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:31:06,899 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:31:06,900 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:31:06,900 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:31:06,900 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:31:06" (3/4) ... [2023-12-03 01:31:06,902 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:31:06,904 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:31:06,905 INFO L158 Benchmark]: Toolchain (without parser) took 1342.20ms. Allocated memory is still 159.4MB. Free memory was 121.0MB in the beginning and 75.8MB in the end (delta: 45.3MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2023-12-03 01:31:06,905 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:31:06,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.81ms. Allocated memory is still 159.4MB. Free memory was 120.8MB in the beginning and 117.6MB in the end (delta: 3.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 01:31:06,906 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.84ms. Allocated memory is still 159.4MB. Free memory was 117.6MB in the beginning and 115.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:31:06,907 INFO L158 Benchmark]: Boogie Preprocessor took 30.07ms. Allocated memory is still 159.4MB. Free memory was 115.6MB in the beginning and 114.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:31:06,908 INFO L158 Benchmark]: RCFGBuilder took 343.83ms. Allocated memory is still 159.4MB. Free memory was 114.1MB in the beginning and 100.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:31:06,908 INFO L158 Benchmark]: CodeCheck took 474.74ms. Allocated memory is still 159.4MB. Free memory was 100.2MB in the beginning and 76.0MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 01:31:06,909 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 159.4MB. Free memory was 76.0MB in the beginning and 75.8MB in the end (delta: 282.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:31:06,912 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, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 4 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 579]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 579. Possible FailurePath: [L551] jmp_buf env_buffer; [L568] struct c* ab = malloc(sizeof(struct c)); [L569] int x; VAL [ab={-1:0}] [L570] COND FALSE !(_setjmp (env_buffer)) VAL [ab={-1:0}] [L575] CALL set_g_to_keyword(ab) VAL [t={-1:0}] [L563] char keyword[20]; [L564] keyword[0] = 'a' [L565] t->g = keyword [L575] RET set_g_to_keyword(ab) VAL [ab={-1:0}] [L576] x = 1 [L577] CALL u(ab) [L556] EXPR t->g [L556] COND TRUE *t->g [L557] return 2; [L577] RET u(ab) [L578] x = 2 VAL [ab={-1:0}, x=2] [L579] longjmp(env_buffer, 1) VAL [ab={-1:0}, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.81ms. Allocated memory is still 159.4MB. Free memory was 120.8MB in the beginning and 117.6MB in the end (delta: 3.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.84ms. Allocated memory is still 159.4MB. Free memory was 117.6MB in the beginning and 115.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.07ms. Allocated memory is still 159.4MB. Free memory was 115.6MB in the beginning and 114.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 343.83ms. Allocated memory is still 159.4MB. Free memory was 114.1MB in the beginning and 100.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 474.74ms. Allocated memory is still 159.4MB. Free memory was 100.2MB in the beginning and 76.0MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 159.4MB. Free memory was 76.0MB in the beginning and 75.8MB in the end (delta: 282.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:31:06,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/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_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/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 64bit --witnessprinter.graph.data.programhash f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:31:08,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:31:09,060 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 01:31:09,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:31:09,091 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:31:09,092 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:31:09,092 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:31:09,093 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:31:09,093 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:31:09,094 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:31:09,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:31:09,095 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:31:09,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:31:09,096 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:31:09,096 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:31:09,097 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:31:09,098 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:31:09,098 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:31:09,099 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:31:09,099 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:31:09,100 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:31:09,102 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:31:09,102 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:31:09,103 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:31:09,103 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:31:09,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:31:09,104 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:31:09,105 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:31:09,105 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:31:09,105 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:31:09,106 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:31:09,106 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:31:09,106 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:31:09,106 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:31:09,107 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_1924063e-ed4a-46b0-96e5-f278d99387a4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 [2023-12-03 01:31:09,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:31:09,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:31:09,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:31:09,407 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:31:09,407 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:31:09,409 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i [2023-12-03 01:31:12,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:31:12,458 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:31:12,458 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i [2023-12-03 01:31:12,473 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/data/a191b8100/f9ec2bac6d0a4094b317f2ec4a976ee3/FLAG6289e5f2f [2023-12-03 01:31:12,486 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/data/a191b8100/f9ec2bac6d0a4094b317f2ec4a976ee3 [2023-12-03 01:31:12,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:31:12,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:31:12,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:31:12,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:31:12,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:31:12,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,497 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e2974d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12, skipping insertion in model container [2023-12-03 01:31:12,498 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,542 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:31:12,683 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_1924063e-ed4a-46b0-96e5-f278d99387a4/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2023-12-03 01:31:12,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:31:12,825 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:31:12,837 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_1924063e-ed4a-46b0-96e5-f278d99387a4/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2023-12-03 01:31:12,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:31:12,902 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:31:12,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12 WrapperNode [2023-12-03 01:31:12,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:31:12,904 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:31:12,904 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:31:12,904 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:31:12,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,951 INFO L138 Inliner]: procedures = 127, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2023-12-03 01:31:12,951 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:31:12,952 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:31:12,952 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:31:12,952 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:31:12,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,964 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,974 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,978 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,980 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,982 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,987 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:31:12,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:31:12,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:31:12,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:31:12,989 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:12" (1/1) ... [2023-12-03 01:31:12,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:31:13,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:31:13,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:31:13,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 01:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure set_g_to_keyword [2023-12-03 01:31:13,064 INFO L138 BoogieDeclarations]: Found implementation of procedure set_g_to_keyword [2023-12-03 01:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:31:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:31:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:31:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:31:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-03 01:31:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:31:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:31:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:31:13,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:31:13,163 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:31:13,165 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:31:13,364 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:31:13,409 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:31:13,410 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:31:13,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:31:13 BoogieIcfgContainer [2023-12-03 01:31:13,412 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:31:13,412 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:31:13,413 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:31:13,423 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:31:13,423 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:31:13" (1/1) ... [2023-12-03 01:31:13,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:31:13,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:31:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-12-03 01:31:13,486 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-12-03 01:31:13,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:31:13,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:31:13,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:31:13,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:31:13,494 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:31:13,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:31:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:31:13,606 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:31:13,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:31:13,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:31:13,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:31:13,660 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 01:31:13,662 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 01:31:13,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:31:13,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:31:13,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 10 transitions. [2023-12-03 01:31:13,691 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2023-12-03 01:31:13,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:31:13,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:31:13,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:31:13,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:31:13,693 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:31:13,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:31:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:31:13,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:31:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:31:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:31:14,100 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:31:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:31:14,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:31:14,354 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 01:31:14,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:31:14 ImpRootNode [2023-12-03 01:31:14,377 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:31:14,377 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:31:14,377 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:31:14,378 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:31:14,378 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:31:13" (3/4) ... [2023-12-03 01:31:14,380 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:31:14,380 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:31:14,381 INFO L158 Benchmark]: Toolchain (without parser) took 1890.66ms. Allocated memory is still 104.9MB. Free memory was 80.1MB in the beginning and 48.4MB in the end (delta: 31.7MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2023-12-03 01:31:14,381 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 37.0MB in the beginning and 36.9MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:31:14,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.59ms. Allocated memory is still 104.9MB. Free memory was 79.8MB in the beginning and 61.0MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 01:31:14,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.31ms. Allocated memory is still 104.9MB. Free memory was 61.0MB in the beginning and 59.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:31:14,383 INFO L158 Benchmark]: Boogie Preprocessor took 34.86ms. Allocated memory is still 104.9MB. Free memory was 59.2MB in the beginning and 57.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:31:14,384 INFO L158 Benchmark]: RCFGBuilder took 424.07ms. Allocated memory is still 104.9MB. Free memory was 57.5MB in the beginning and 74.8MB in the end (delta: -17.3MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2023-12-03 01:31:14,385 INFO L158 Benchmark]: CodeCheck took 964.43ms. Allocated memory is still 104.9MB. Free memory was 74.8MB in the beginning and 48.4MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-03 01:31:14,385 INFO L158 Benchmark]: Witness Printer took 3.09ms. Allocated memory is still 104.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:31:14,389 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, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 4 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 36 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 579]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 579. Possible FailurePath: [L551] jmp_buf env_buffer; [L568] struct c* ab = malloc(sizeof(struct c)); [L569] int x; VAL [ab={4:0}] [L570] COND FALSE !(_setjmp (env_buffer)) VAL [ab={4:0}] [L575] CALL set_g_to_keyword(ab) VAL [t={4:0}] [L563] char keyword[20]; [L564] keyword[0] = 'a' [L565] t->g = keyword [L575] RET set_g_to_keyword(ab) VAL [ab={4:0}] [L576] x = 1 [L577] CALL u(ab) [L556] EXPR t->g [L556] COND TRUE *t->g [L557] return 2; [L577] RET u(ab) [L578] x = 2 VAL [ab={4:0}, x=2] [L579] longjmp(env_buffer, 1) VAL [ab={4:0}, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 37.0MB in the beginning and 36.9MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.59ms. Allocated memory is still 104.9MB. Free memory was 79.8MB in the beginning and 61.0MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.31ms. Allocated memory is still 104.9MB. Free memory was 61.0MB in the beginning and 59.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.86ms. Allocated memory is still 104.9MB. Free memory was 59.2MB in the beginning and 57.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 424.07ms. Allocated memory is still 104.9MB. Free memory was 57.5MB in the beginning and 74.8MB in the end (delta: -17.3MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * CodeCheck took 964.43ms. Allocated memory is still 104.9MB. Free memory was 74.8MB in the beginning and 48.4MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 3.09ms. Allocated memory is still 104.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:31:14,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1924063e-ed4a-46b0-96e5-f278d99387a4/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 Result: UNKNOWN: Overapproximated counterexample