./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-back-serstep.c --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_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/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_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/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_6d7a930c-1e4b-458b-a228-f0a8771d2285/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 235496b1ed0b1792acbcfe05461fa82729f0de45e3902355e4299975b1d6b3b5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:09:35,337 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:09:35,401 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 02:09:35,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:09:35,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:09:35,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:09:35,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:09:35,431 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:09:35,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:09:35,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:09:35,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:09:35,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:09:35,434 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:09:35,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:09:35,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:09:35,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:09:35,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:09:35,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:09:35,437 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:09:35,438 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:09:35,438 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:09:35,439 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:09:35,440 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:09:35,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:09:35,441 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:09:35,441 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:09:35,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:09:35,442 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:09:35,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:09:35,443 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:09:35,443 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_6d7a930c-1e4b-458b-a228-f0a8771d2285/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235496b1ed0b1792acbcfe05461fa82729f0de45e3902355e4299975b1d6b3b5 [2023-12-03 02:09:35,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:09:35,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:09:35,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:09:35,669 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:09:35,669 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:09:35,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-back-serstep.c [2023-12-03 02:09:38,440 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:09:38,735 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:09:38,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-back-serstep.c [2023-12-03 02:09:38,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/data/cb0b6fba8/70644cd31d1b4d119b409fa5f3d69ad8/FLAGc186e570f [2023-12-03 02:09:38,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/data/cb0b6fba8/70644cd31d1b4d119b409fa5f3d69ad8 [2023-12-03 02:09:38,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:09:38,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:09:38,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:09:38,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:09:38,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:09:38,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:09:38" (1/1) ... [2023-12-03 02:09:38,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@feb3105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:38, skipping insertion in model container [2023-12-03 02:09:38,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:09:38" (1/1) ... [2023-12-03 02:09:38,879 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:09:39,098 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_6d7a930c-1e4b-458b-a228-f0a8771d2285/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-back-serstep.c[1172,1185] [2023-12-03 02:09:39,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:09:39,555 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:09:39,565 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_6d7a930c-1e4b-458b-a228-f0a8771d2285/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-back-serstep.c[1172,1185] [2023-12-03 02:09:39,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:09:39,810 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:09:39,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39 WrapperNode [2023-12-03 02:09:39,811 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:09:39,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:09:39,812 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:09:39,813 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:09:39,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39" (1/1) ... [2023-12-03 02:09:39,954 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39" (1/1) ... [2023-12-03 02:09:40,914 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 13056 [2023-12-03 02:09:40,915 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:09:40,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:09:40,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:09:40,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:09:40,923 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39" (1/1) ... [2023-12-03 02:09:40,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39" (1/1) ... [2023-12-03 02:09:41,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39" (1/1) ... [2023-12-03 02:09:41,175 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39" (1/1) ... [2023-12-03 02:09:41,518 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39" (1/1) ... [2023-12-03 02:09:41,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39" (1/1) ... [2023-12-03 02:09:41,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39" (1/1) ... [2023-12-03 02:09:41,924 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39" (1/1) ... [2023-12-03 02:09:42,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:09:42,079 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:09:42,080 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:09:42,080 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:09:42,080 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:39" (1/1) ... [2023-12-03 02:09:42,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:09:42,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:09:42,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:09:42,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:09:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:09:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:09:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:09:42,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:09:42,743 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:09:42,745 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:09:51,159 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:10:08,996 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:10:08,996 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:10:08,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:08 BoogieIcfgContainer [2023-12-03 02:10:08,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:10:08,999 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:10:08,999 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:10:09,006 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:10:09,006 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:08" (1/1) ... [2023-12-03 02:10:09,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:10:09,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:09,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 02:10:09,057 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 02:10:09,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:10:09,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:09,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:15,867 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 02:10:26,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 02:10:36,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 02:10:46,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:10:56,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:11:02,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.38s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:11:07,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:11:17,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:11:17,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:17,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-03 02:11:17,664 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-03 02:11:17,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:11:17,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:17,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:11:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:11:30,087 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:11:30,091 INFO L158 Benchmark]: Toolchain (without parser) took 111315.53ms. Allocated memory was 203.4MB in the beginning and 5.5GB in the end (delta: 5.3GB). Free memory was 160.7MB in the beginning and 4.6GB in the end (delta: -4.5GB). Peak memory consumption was 864.4MB. Max. memory is 16.1GB. [2023-12-03 02:11:30,092 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory was 67.8MB in the beginning and 67.7MB in the end (delta: 125.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:11:30,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1034.93ms. Allocated memory is still 203.4MB. Free memory was 160.3MB in the beginning and 80.0MB in the end (delta: 80.3MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. [2023-12-03 02:11:30,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 1102.71ms. Allocated memory was 203.4MB in the beginning and 562.0MB in the end (delta: 358.6MB). Free memory was 80.0MB in the beginning and 354.8MB in the end (delta: -274.8MB). Peak memory consumption was 161.5MB. Max. memory is 16.1GB. [2023-12-03 02:11:30,094 INFO L158 Benchmark]: Boogie Preprocessor took 1163.38ms. Allocated memory is still 562.0MB. Free memory was 354.8MB in the beginning and 290.5MB in the end (delta: 64.3MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. [2023-12-03 02:11:30,095 INFO L158 Benchmark]: RCFGBuilder took 26918.43ms. Allocated memory was 562.0MB in the beginning and 5.5GB in the end (delta: 5.0GB). Free memory was 290.5MB in the beginning and 4.9GB in the end (delta: -4.6GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2023-12-03 02:11:30,095 INFO L158 Benchmark]: CodeCheck took 81091.35ms. Allocated memory is still 5.5GB. Free memory was 4.9GB in the beginning and 4.6GB in the end (delta: 265.3MB). Peak memory consumption was 266.3MB. Max. memory is 16.1GB. [2023-12-03 02:11:30,099 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory was 67.8MB in the beginning and 67.7MB in the end (delta: 125.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1034.93ms. Allocated memory is still 203.4MB. Free memory was 160.3MB in the beginning and 80.0MB in the end (delta: 80.3MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1102.71ms. Allocated memory was 203.4MB in the beginning and 562.0MB in the end (delta: 358.6MB). Free memory was 80.0MB in the beginning and 354.8MB in the end (delta: -274.8MB). Peak memory consumption was 161.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1163.38ms. Allocated memory is still 562.0MB. Free memory was 354.8MB in the beginning and 290.5MB in the end (delta: 64.3MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. * RCFGBuilder took 26918.43ms. Allocated memory was 562.0MB in the beginning and 5.5GB in the end (delta: 5.0GB). Free memory was 290.5MB in the beginning and 4.9GB in the end (delta: -4.6GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * CodeCheck took 81091.35ms. Allocated memory is still 5.5GB. Free memory was 4.9GB in the beginning and 4.6GB in the end (delta: 265.3MB). Peak memory consumption was 266.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:11:30,311 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 02:11:30,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/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_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/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_6d7a930c-1e4b-458b-a228-f0a8771d2285/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 235496b1ed0b1792acbcfe05461fa82729f0de45e3902355e4299975b1d6b3b5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:11:32,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:11:32,305 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 02:11:32,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:11:32,338 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:11:32,339 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:11:32,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:11:32,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:11:32,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:11:32,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:11:32,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:11:32,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:11:32,343 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:11:32,344 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:11:32,345 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:11:32,345 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:11:32,346 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:11:32,346 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:11:32,347 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:11:32,347 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:11:32,348 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:11:32,351 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:11:32,352 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:11:32,353 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:11:32,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:11:32,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:11:32,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:11:32,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:11:32,355 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:11:32,355 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:11:32,356 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:11:32,356 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:11:32,356 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:11:32,357 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:11:32,357 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_6d7a930c-1e4b-458b-a228-f0a8771d2285/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235496b1ed0b1792acbcfe05461fa82729f0de45e3902355e4299975b1d6b3b5 [2023-12-03 02:11:32,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:11:32,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:11:32,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:11:32,665 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:11:32,666 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:11:32,667 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-back-serstep.c [2023-12-03 02:11:35,459 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:11:35,790 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:11:35,790 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-back-serstep.c [2023-12-03 02:11:35,811 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/data/12d5840d9/423cbe96f99043b3843c66cbf7599c4d/FLAG640b59978 [2023-12-03 02:11:35,826 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/data/12d5840d9/423cbe96f99043b3843c66cbf7599c4d [2023-12-03 02:11:35,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:11:35,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:11:35,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:11:35,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:11:35,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:11:35,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:11:35" (1/1) ... [2023-12-03 02:11:35,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8454dd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:35, skipping insertion in model container [2023-12-03 02:11:35,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:11:35" (1/1) ... [2023-12-03 02:11:35,916 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:11:36,120 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_6d7a930c-1e4b-458b-a228-f0a8771d2285/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-back-serstep.c[1172,1185] [2023-12-03 02:11:36,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:11:36,478 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:11:36,487 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_6d7a930c-1e4b-458b-a228-f0a8771d2285/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.5.prop1-back-serstep.c[1172,1185] [2023-12-03 02:11:36,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:11:36,673 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:11:36,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36 WrapperNode [2023-12-03 02:11:36,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:11:36,674 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:11:36,674 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:11:36,674 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:11:36,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36" (1/1) ... [2023-12-03 02:11:36,736 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36" (1/1) ... [2023-12-03 02:11:36,874 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3319 [2023-12-03 02:11:36,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:11:36,875 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:11:36,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:11:36,875 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:11:36,884 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36" (1/1) ... [2023-12-03 02:11:36,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36" (1/1) ... [2023-12-03 02:11:36,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36" (1/1) ... [2023-12-03 02:11:36,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36" (1/1) ... [2023-12-03 02:11:36,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36" (1/1) ... [2023-12-03 02:11:36,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36" (1/1) ... [2023-12-03 02:11:36,999 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36" (1/1) ... [2023-12-03 02:11:37,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36" (1/1) ... [2023-12-03 02:11:37,042 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:11:37,043 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:11:37,044 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:11:37,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:11:37,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:36" (1/1) ... [2023-12-03 02:11:37,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:11:37,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:11:37,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:11:37,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:11:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:11:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:11:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:11:37,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:11:37,611 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:11:37,614 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:11:42,994 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:11:43,175 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:11:43,176 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:11:43,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:11:43 BoogieIcfgContainer [2023-12-03 02:11:43,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:11:43,178 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:11:43,179 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:11:43,188 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:11:43,189 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:11:43" (1/1) ... [2023-12-03 02:11:43,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:11:43,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:43,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 02:11:43,245 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 02:11:43,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:11:43,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:43,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:11:43,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:11:43,249 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:11:43,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:11:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:44,243 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:11:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:44,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:11:44,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:44,676 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 02:11:44,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:11:46,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:11:46,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:46,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 02:11:46,472 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 02:11:46,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:11:46,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:46,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:11:46,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:11:46,474 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:11:46,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:11:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:48,620 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:11:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:49,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 2855 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-03 02:11:49,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:50,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:11:50,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 02:11:54,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.30s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:12:04,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.75s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:12:09,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.78s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:12:13,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:12:13,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:13,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2023-12-03 02:12:13,726 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2023-12-03 02:12:13,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:12:13,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:13,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:12:13,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:12:13,728 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:12:13,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 02:12:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:17,348 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:12:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:18,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 5321 conjuncts, 361 conjunts are in the unsatisfiable core [2023-12-03 02:12:18,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:26,033 WARN L293 SmtUtils]: Spent 1.60m on a formula simplification. DAG size of input: 1177 DAG size of output: 1173 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:14:27,208 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:14:27,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 02:14:34,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:14:45,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:14:53,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.99s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:14:57,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:15:06,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:15:18,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:15:28,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:17:19,546 WARN L293 SmtUtils]: Spent 1.62m on a formula simplification. DAG size of input: 1181 DAG size of output: 1180 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:18:46,922 WARN L293 SmtUtils]: Spent 47.48s on a formula simplification that was a NOOP. DAG size: 1174 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:19:51,959 WARN L293 SmtUtils]: Spent 50.07s on a formula simplification that was a NOOP. DAG size: 1183 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:21:20,629 WARN L293 SmtUtils]: Spent 48.37s on a formula simplification that was a NOOP. DAG size: 1181 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:21:26,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.73s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:22:57,362 WARN L293 SmtUtils]: Spent 50.15s on a formula simplification that was a NOOP. DAG size: 1184 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:23:04,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.73s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:23:07,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.19s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:23:09,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:23:15,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:23:15,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 19 states and 43 transitions. [2023-12-03 02:23:15,805 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 43 transitions. [2023-12-03 02:23:15,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:23:15,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:23:15,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:23:15,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:23:15,807 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:23:15,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 02:23:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:23:19,735 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:23:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:23:21,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 5321 conjuncts, 361 conjunts are in the unsatisfiable core [2023-12-03 02:23:21,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:23:30,228 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:23:30,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d7a930c-1e4b-458b-a228-f0a8771d2285/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0