./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/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_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e277983cfe4b30513b023d34f2b840358d8a25fd7a5c39241cadd105379bfb92 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:13:06,097 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:13:06,162 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:13:06,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:13:06,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:13:06,191 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:13:06,192 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:13:06,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:13:06,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:13:06,194 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:13:06,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:13:06,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:13:06,195 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:13:06,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:13:06,196 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:13:06,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:13:06,197 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:13:06,198 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:13:06,198 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:13:06,199 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:13:06,199 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:13:06,200 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:13:06,201 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:13:06,201 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:13:06,201 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:13:06,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:13:06,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:13:06,203 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:13:06,203 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:13:06,203 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:13:06,204 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:13:06,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:13:06,205 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:13:06,205 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_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e277983cfe4b30513b023d34f2b840358d8a25fd7a5c39241cadd105379bfb92 [2023-12-03 04:13:06,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:13:06,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:13:06,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:13:06,449 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:13:06,449 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:13:06,450 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i [2023-12-03 04:13:09,098 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:13:09,351 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:13:09,352 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i [2023-12-03 04:13:09,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/data/214728a07/e0d7b2838032480483e283f27d920217/FLAG05a7e5bbb [2023-12-03 04:13:09,381 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/data/214728a07/e0d7b2838032480483e283f27d920217 [2023-12-03 04:13:09,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:13:09,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:13:09,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:13:09,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:13:09,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:13:09,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:13:09" (1/1) ... [2023-12-03 04:13:09,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64cc98ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:09, skipping insertion in model container [2023-12-03 04:13:09,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:13:09" (1/1) ... [2023-12-03 04:13:09,440 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:13:09,762 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_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i[37435,37448] [2023-12-03 04:13:09,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:13:09,866 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:13:09,899 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_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i[37435,37448] [2023-12-03 04:13:09,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:13:10,007 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:13:10,013 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:13:10,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10 WrapperNode [2023-12-03 04:13:10,013 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:13:10,014 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:13:10,014 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:13:10,014 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:13:10,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10" (1/1) ... [2023-12-03 04:13:10,045 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10" (1/1) ... [2023-12-03 04:13:10,093 INFO L138 Inliner]: procedures = 207, calls = 229, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1184 [2023-12-03 04:13:10,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:13:10,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:13:10,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:13:10,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:13:10,105 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10" (1/1) ... [2023-12-03 04:13:10,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10" (1/1) ... [2023-12-03 04:13:10,115 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10" (1/1) ... [2023-12-03 04:13:10,116 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10" (1/1) ... [2023-12-03 04:13:10,156 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10" (1/1) ... [2023-12-03 04:13:10,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10" (1/1) ... [2023-12-03 04:13:10,176 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10" (1/1) ... [2023-12-03 04:13:10,183 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10" (1/1) ... [2023-12-03 04:13:10,194 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:13:10,195 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:13:10,196 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:13:10,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:13:10,197 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:10" (1/1) ... [2023-12-03 04:13:10,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:13:10,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:13:10,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:13:10,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:13:10,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 04:13:10,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 04:13:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:13:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 04:13:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:13:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:13:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:13:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:13:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:13:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:13:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:13:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:13:10,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:13:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:13:10,448 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:13:10,450 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:13:11,670 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:13:12,933 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:13:12,933 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-12-03 04:13:12,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:13:12 BoogieIcfgContainer [2023-12-03 04:13:12,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:13:12,936 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:13:12,936 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:13:12,946 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:13:12,946 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:13:12" (1/1) ... [2023-12-03 04:13:12,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:13:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:13,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 102 states and 173 transitions. [2023-12-03 04:13:13,013 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 173 transitions. [2023-12-03 04:13:13,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:13:13,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:13,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:13,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:13,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:13,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 102 states and 168 transitions. [2023-12-03 04:13:13,211 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 168 transitions. [2023-12-03 04:13:13,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:13:13,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:13,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:13,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:13,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:13,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 102 states and 164 transitions. [2023-12-03 04:13:13,287 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 164 transitions. [2023-12-03 04:13:13,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:13:13,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:13,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:13,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:13,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:13,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 102 states and 162 transitions. [2023-12-03 04:13:13,347 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 162 transitions. [2023-12-03 04:13:13,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:13:13,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:13,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:13,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:23,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:13:23,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:23,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2023-12-03 04:13:23,481 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2023-12-03 04:13:23,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:13:23,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:23,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:24,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:24,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 107 states and 169 transitions. [2023-12-03 04:13:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 169 transitions. [2023-12-03 04:13:24,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:13:24,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:24,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:24,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:13:24,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:24,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:24,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 107 states and 167 transitions. [2023-12-03 04:13:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2023-12-03 04:13:24,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:13:24,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:24,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:24,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:13:24,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:24,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:24,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:24,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 107 states and 163 transitions. [2023-12-03 04:13:24,793 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 163 transitions. [2023-12-03 04:13:24,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:13:24,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:24,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:24,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:13:24,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:24,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:24,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:24,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 107 states and 157 transitions. [2023-12-03 04:13:24,957 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 157 transitions. [2023-12-03 04:13:24,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 04:13:24,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:24,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:25,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:13:25,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:25,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:35,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:13:35,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 107 states and 151 transitions. [2023-12-03 04:13:35,277 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 151 transitions. [2023-12-03 04:13:35,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:13:35,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:35,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:35,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:13:35,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:35,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:45,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:13:55,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:14:05,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:14:16,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:14:16,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:16,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 120 states and 167 transitions. [2023-12-03 04:14:16,047 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2023-12-03 04:14:16,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:14:16,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:16,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:16,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:14:16,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:16,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:14:16,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:16,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 120 states and 165 transitions. [2023-12-03 04:14:16,325 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 165 transitions. [2023-12-03 04:14:16,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 04:14:16,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:16,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:16,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:14:16,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:16,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:14:16,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:16,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 120 states and 163 transitions. [2023-12-03 04:14:16,566 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 163 transitions. [2023-12-03 04:14:16,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 04:14:16,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:16,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:16,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:14:16,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:16,818 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:14:26,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:14:26,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:26,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2023-12-03 04:14:26,883 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2023-12-03 04:14:26,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 04:14:26,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:26,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:27,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:14:27,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:27,307 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:14:37,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:14:47,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:14:57,415 WARN L539 Checker$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 04:15:07,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:15:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:07,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 123 states and 163 transitions. [2023-12-03 04:15:07,493 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 163 transitions. [2023-12-03 04:15:07,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 04:15:07,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:07,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:07,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:15:07,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:07,967 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:15:18,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:15:28,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:15:38,178 WARN L539 Checker$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 04:15:48,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:15:59,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:16:09,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:16:19,357 WARN L539 Checker$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 04:16:29,388 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 04:16:29,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 169 states and 223 transitions. [2023-12-03 04:16:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 223 transitions. [2023-12-03 04:16:29,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 04:16:29,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:29,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:29,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:16:29,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:29,741 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 04:16:29,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:29,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 169 states and 219 transitions. [2023-12-03 04:16:29,758 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 219 transitions. [2023-12-03 04:16:29,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 04:16:29,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:29,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:30,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:16:30,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:30,083 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 04:16:40,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:16:40,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:40,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 169 states and 217 transitions. [2023-12-03 04:16:40,176 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 217 transitions. [2023-12-03 04:16:40,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 04:16:40,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:40,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:40,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:16:40,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:16:50,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:17:00,594 WARN L539 Checker$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 04:17:10,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:17:20,679 WARN L539 Checker$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 04:17:20,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:20,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 152 states and 196 transitions. [2023-12-03 04:17:20,724 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 196 transitions. [2023-12-03 04:17:20,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 04:17:20,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:20,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:21,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:17:21,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:17:21,148 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:17:31,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:17:41,196 WARN L539 Checker$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 04:17:51,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:18:01,253 WARN L539 Checker$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 04:18:01,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:01,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 155 states and 198 transitions. [2023-12-03 04:18:01,285 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 198 transitions. [2023-12-03 04:18:01,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 04:18:01,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:01,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:18:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:01,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:01,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:18:01,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:01,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 155 states and 196 transitions. [2023-12-03 04:18:01,810 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 196 transitions. [2023-12-03 04:18:01,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:18:01,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:01,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:18:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:18:12,071 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 04:18:12,074 INFO L158 Benchmark]: Toolchain (without parser) took 302689.84ms. Allocated memory was 136.3MB in the beginning and 216.0MB in the end (delta: 79.7MB). Free memory was 91.8MB in the beginning and 69.3MB in the end (delta: 22.4MB). Peak memory consumption was 106.1MB. Max. memory is 16.1GB. [2023-12-03 04:18:12,075 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 136.3MB. Free memory is still 110.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:18:12,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.23ms. Allocated memory is still 136.3MB. Free memory was 91.3MB in the beginning and 98.3MB in the end (delta: -7.0MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2023-12-03 04:18:12,076 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.13ms. Allocated memory is still 136.3MB. Free memory was 98.3MB in the beginning and 90.6MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 04:18:12,076 INFO L158 Benchmark]: Boogie Preprocessor took 100.14ms. Allocated memory is still 136.3MB. Free memory was 90.6MB in the beginning and 83.1MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 04:18:12,077 INFO L158 Benchmark]: RCFGBuilder took 2740.03ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 82.7MB in the beginning and 48.8MB in the end (delta: 33.9MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. [2023-12-03 04:18:12,078 INFO L158 Benchmark]: CodeCheck took 299137.14ms. Allocated memory was 176.2MB in the beginning and 216.0MB in the end (delta: 39.8MB). Free memory was 48.8MB in the beginning and 69.3MB in the end (delta: -20.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-12-03 04:18:12,080 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 0.19ms. Allocated memory is still 136.3MB. Free memory is still 110.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.23ms. Allocated memory is still 136.3MB. Free memory was 91.3MB in the beginning and 98.3MB in the end (delta: -7.0MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.13ms. Allocated memory is still 136.3MB. Free memory was 98.3MB in the beginning and 90.6MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.14ms. Allocated memory is still 136.3MB. Free memory was 90.6MB in the beginning and 83.1MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2740.03ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 82.7MB in the beginning and 48.8MB in the end (delta: 33.9MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. * CodeCheck took 299137.14ms. Allocated memory was 176.2MB in the beginning and 216.0MB in the end (delta: 39.8MB). Free memory was 48.8MB in the beginning and 69.3MB in the end (delta: -20.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:18:12,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/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_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/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_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e277983cfe4b30513b023d34f2b840358d8a25fd7a5c39241cadd105379bfb92 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:18:13,934 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:18:14,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:18:14,041 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:18:14,042 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:18:14,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:18:14,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:18:14,044 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:18:14,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:18:14,045 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:18:14,046 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:18:14,046 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:18:14,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:18:14,047 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:18:14,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:18:14,048 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:18:14,049 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:18:14,049 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:18:14,050 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:18:14,051 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:18:14,051 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:18:14,052 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:18:14,052 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:18:14,053 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:18:14,053 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:18:14,054 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:14,054 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:18:14,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:18:14,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:18:14,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:18:14,056 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:18:14,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:18:14,057 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:18:14,057 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:14,058 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:18:14,058 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:18:14,058 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:18:14,058 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_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e277983cfe4b30513b023d34f2b840358d8a25fd7a5c39241cadd105379bfb92 [2023-12-03 04:18:14,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:18:14,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:18:14,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:18:14,391 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:18:14,392 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:18:14,393 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i [2023-12-03 04:18:17,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:18:17,444 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:18:17,445 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i [2023-12-03 04:18:17,464 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/data/ed1e7ff37/34cee4de817b4834b75870a5d2300960/FLAG82cac3ae5 [2023-12-03 04:18:17,479 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/data/ed1e7ff37/34cee4de817b4834b75870a5d2300960 [2023-12-03 04:18:17,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:18:17,484 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:18:17,485 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:18:17,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:18:17,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:18:17,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:18:17" (1/1) ... [2023-12-03 04:18:17,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5234ab4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:17, skipping insertion in model container [2023-12-03 04:18:17,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:18:17" (1/1) ... [2023-12-03 04:18:17,563 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:18:18,005 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_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i[37435,37448] [2023-12-03 04:18:18,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:18:18,121 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 04:18:18,137 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:18:18,164 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i[37435,37448] [2023-12-03 04:18:18,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:18:18,251 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:18:18,290 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_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i[37435,37448] [2023-12-03 04:18:18,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:18:18,378 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:18:18,385 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:18:18,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18 WrapperNode [2023-12-03 04:18:18,386 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:18:18,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:18:18,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:18:18,387 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:18:18,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18" (1/1) ... [2023-12-03 04:18:18,427 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18" (1/1) ... [2023-12-03 04:18:18,479 INFO L138 Inliner]: procedures = 210, calls = 229, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 864 [2023-12-03 04:18:18,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:18:18,480 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:18:18,480 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:18:18,481 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:18:18,490 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18" (1/1) ... [2023-12-03 04:18:18,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18" (1/1) ... [2023-12-03 04:18:18,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18" (1/1) ... [2023-12-03 04:18:18,502 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18" (1/1) ... [2023-12-03 04:18:18,543 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18" (1/1) ... [2023-12-03 04:18:18,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18" (1/1) ... [2023-12-03 04:18:18,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18" (1/1) ... [2023-12-03 04:18:18,565 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18" (1/1) ... [2023-12-03 04:18:18,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:18:18,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:18:18,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:18:18,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:18:18,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:18" (1/1) ... [2023-12-03 04:18:18,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:18:18,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:18:18,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:18:18,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:18:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 04:18:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:18:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 04:18:18,653 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 04:18:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:18:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 04:18:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:18:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:18:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:18:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:18:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:18:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:18:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:18:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:18:18,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:18:18,834 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:18:18,838 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:18:32,304 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:18:32,673 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:18:32,673 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-12-03 04:18:32,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:18:32 BoogieIcfgContainer [2023-12-03 04:18:32,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:18:32,676 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:18:32,676 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:18:32,687 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:18:32,687 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:18:32" (1/1) ... [2023-12-03 04:18:32,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:18:32,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:32,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 102 states and 173 transitions. [2023-12-03 04:18:32,756 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 173 transitions. [2023-12-03 04:18:32,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:18:32,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:32,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:32,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:32,760 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:32,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:18:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:33,012 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:33,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:33,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:33,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:33,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:18:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:33,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 102 states and 168 transitions. [2023-12-03 04:18:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 168 transitions. [2023-12-03 04:18:33,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:18:33,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:33,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:33,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:33,159 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:33,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:18:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:33,385 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:33,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:33,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:33,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:33,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:18:33,454 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:18:33,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:33,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 102 states and 164 transitions. [2023-12-03 04:18:33,772 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 164 transitions. [2023-12-03 04:18:33,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:18:33,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:33,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:33,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:33,797 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:33,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 04:18:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:34,007 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:34,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:34,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:34,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 04:18:34,075 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:18:34,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:34,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 102 states and 162 transitions. [2023-12-03 04:18:34,082 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 162 transitions. [2023-12-03 04:18:34,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:18:34,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:34,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:34,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:34,086 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:34,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 04:18:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:34,324 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:34,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:34,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:34,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:34,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 04:18:34,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:34,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2023-12-03 04:18:34,449 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2023-12-03 04:18:34,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:18:34,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:34,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:34,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:34,452 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:34,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 04:18:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:34,842 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:34,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:18:34,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:35,009 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-03 04:18:35,009 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-03 04:18:35,010 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-03 04:18:35,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 39 [2023-12-03 04:18:35,126 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 04:18:35,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 26 [2023-12-03 04:18:35,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:35,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 04:18:35,205 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:18:35,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:35,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 107 states and 169 transitions. [2023-12-03 04:18:35,576 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 169 transitions. [2023-12-03 04:18:35,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:18:35,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:35,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:35,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:35,579 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:35,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 04:18:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:35,836 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:35,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:35,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:35,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:35,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 04:18:35,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:35,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 107 states and 167 transitions. [2023-12-03 04:18:35,990 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2023-12-03 04:18:35,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:18:35,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:35,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:35,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:35,992 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:35,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 04:18:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:36,278 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:36,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:36,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:36,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:36,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 04:18:36,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:36,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 107 states and 163 transitions. [2023-12-03 04:18:36,449 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 163 transitions. [2023-12-03 04:18:36,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:18:36,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:36,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:36,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:36,452 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:36,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 04:18:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:36,780 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:36,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:36,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:36,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:36,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 04:18:36,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:36,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 107 states and 157 transitions. [2023-12-03 04:18:36,968 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 157 transitions. [2023-12-03 04:18:36,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 04:18:36,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:36,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:36,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:36,970 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:36,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 04:18:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:37,345 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:37,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:37,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:37,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:37,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-03 04:18:38,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:38,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 107 states and 151 transitions. [2023-12-03 04:18:38,145 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 151 transitions. [2023-12-03 04:18:38,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:18:38,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:38,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:38,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:38,147 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:38,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-03 04:18:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:38,587 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:38,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:38,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:18:38,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:39,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:39,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-03 04:18:40,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:40,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 120 states and 167 transitions. [2023-12-03 04:18:40,322 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2023-12-03 04:18:40,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:18:40,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:40,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:40,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:40,325 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:40,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-03 04:18:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:40,675 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:40,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:40,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:40,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:40,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-03 04:18:40,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 120 states and 165 transitions. [2023-12-03 04:18:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 165 transitions. [2023-12-03 04:18:40,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 04:18:40,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:40,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:40,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:40,926 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:40,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-03 04:18:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:41,381 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:41,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:41,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:41,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:41,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-03 04:18:41,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:41,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 120 states and 163 transitions. [2023-12-03 04:18:41,684 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 163 transitions. [2023-12-03 04:18:41,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 04:18:41,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:41,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:41,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:41,686 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:41,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-03 04:18:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:42,209 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:42,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:18:42,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:42,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:18:42,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2023-12-03 04:18:42,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:42,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2023-12-03 04:18:42,504 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2023-12-03 04:18:42,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 04:18:42,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:42,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:42,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:42,506 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:42,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-03 04:18:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:43,086 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:43,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:18:43,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:43,562 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:18:43,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-03 04:18:43,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:43,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 123 states and 163 transitions. [2023-12-03 04:18:43,587 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 163 transitions. [2023-12-03 04:18:43,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 04:18:43,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:43,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:43,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:43,589 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:43,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-12-03 04:18:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:44,263 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:44,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:18:44,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:44,928 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:18:44,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2023-12-03 04:18:55,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:05,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:15,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:25,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:28,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:29,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:31,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:31,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 169 states and 223 transitions. [2023-12-03 04:19:31,641 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 223 transitions. [2023-12-03 04:19:31,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 04:19:31,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:31,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:31,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:31,643 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:31,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-12-03 04:19:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:32,338 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:32,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:19:32,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:32,694 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 04:19:32,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2023-12-03 04:19:32,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:32,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 169 states and 221 transitions. [2023-12-03 04:19:32,723 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 221 transitions. [2023-12-03 04:19:32,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 04:19:32,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:32,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:32,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:32,725 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:32,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-12-03 04:19:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:33,404 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:33,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:19:33,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:33,759 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 04:19:33,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2023-12-03 04:19:33,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:33,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 169 states and 217 transitions. [2023-12-03 04:19:33,779 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 217 transitions. [2023-12-03 04:19:33,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 04:19:33,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:33,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:33,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:33,781 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:33,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-12-03 04:19:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:34,630 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:35,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:35,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:19:35,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:35,269 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:19:35,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2023-12-03 04:19:35,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:35,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 152 states and 196 transitions. [2023-12-03 04:19:35,304 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 196 transitions. [2023-12-03 04:19:35,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 04:19:35,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:35,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:35,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:35,306 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:35,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2023-12-03 04:19:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:36,070 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:36,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:19:36,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:36,675 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:19:36,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2023-12-03 04:19:36,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:36,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 155 states and 198 transitions. [2023-12-03 04:19:36,702 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 198 transitions. [2023-12-03 04:19:36,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 04:19:36,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:36,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:36,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:36,704 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:36,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-12-03 04:19:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:37,506 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:37,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:19:37,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:37,858 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:19:37,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-12-03 04:19:47,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:47,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:47,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 155 states and 196 transitions. [2023-12-03 04:19:47,940 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 196 transitions. [2023-12-03 04:19:47,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:19:47,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:47,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:47,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:47,942 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:47,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2023-12-03 04:19:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:48,707 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:49,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:19:49,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:19:49,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2023-12-03 04:19:49,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:49,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:19:49,567 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:19:49,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:19:49,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:49,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:49,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:49,569 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:49,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2023-12-03 04:19:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:50,488 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:50,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:19:50,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:50,828 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:19:50,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2023-12-03 04:19:50,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:50,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:19:50,856 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:19:50,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:19:50,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:50,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:50,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:50,858 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:50,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-12-03 04:19:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:51,788 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:52,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:19:52,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:52,169 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:19:52,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2023-12-03 04:19:52,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:52,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:19:52,195 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:19:52,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:19:52,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:52,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:52,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:52,197 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:52,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2023-12-03 04:19:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:53,259 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:53,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:19:53,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:53,616 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:19:53,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2023-12-03 04:19:53,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:53,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:19:53,647 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:19:53,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:19:53,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:53,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:53,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:53,649 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:53,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2023-12-03 04:19:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:54,729 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:55,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:19:55,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:55,101 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:19:55,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2023-12-03 04:19:55,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:55,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:19:55,130 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:19:55,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:19:55,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:55,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:55,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:55,131 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:55,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2023-12-03 04:19:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:56,217 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:56,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:19:56,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:56,573 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:19:56,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2023-12-03 04:19:56,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:56,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:19:56,601 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:19:56,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:19:56,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:56,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:56,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:56,603 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:56,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2023-12-03 04:19:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:57,761 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:58,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:19:58,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:58,131 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:19:58,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2023-12-03 04:19:58,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:58,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:19:58,161 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:19:58,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:19:58,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:58,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:58,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:58,163 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:58,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2023-12-03 04:19:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:59,196 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:59,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:19:59,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:59,550 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:19:59,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2023-12-03 04:19:59,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:59,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:19:59,580 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:19:59,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:19:59,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:59,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:59,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:59,582 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:59,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2023-12-03 04:20:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:00,693 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:01,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:01,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:01,042 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:01,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2023-12-03 04:20:01,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:01,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:01,071 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:01,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:01,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:01,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:01,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:01,072 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:01,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2023-12-03 04:20:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:02,331 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:02,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:02,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:02,681 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:02,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2023-12-03 04:20:02,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:02,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:02,712 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:02,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:02,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:02,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:02,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:02,713 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:02,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2023-12-03 04:20:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:03,912 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:04,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:04,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:04,309 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:04,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2023-12-03 04:20:04,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:04,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:04,343 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:04,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:04,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:04,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:04,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:04,345 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:04,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2023-12-03 04:20:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:05,723 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:06,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:06,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:06,058 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:06,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2023-12-03 04:20:06,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:06,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:06,093 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:06,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:06,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:06,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:06,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:06,095 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:06,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2023-12-03 04:20:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:07,490 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:07,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:07,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:07,858 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:07,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2023-12-03 04:20:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:07,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:07,896 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:07,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:07,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:07,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:07,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:07,898 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:07,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2023-12-03 04:20:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:09,307 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:09,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:09,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:09,677 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:09,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2023-12-03 04:20:09,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:09,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:09,710 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:09,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:09,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:09,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:09,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:09,712 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:09,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2023-12-03 04:20:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:11,182 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:11,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:11,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:11,567 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:11,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2023-12-03 04:20:11,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:11,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:11,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:11,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:11,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:11,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:11,619 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:11,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2023-12-03 04:20:13,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:13,162 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:13,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:13,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:13,542 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:13,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2023-12-03 04:20:13,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:13,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:13,584 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:13,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:13,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:13,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:13,585 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:13,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2023-12-03 04:20:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:15,195 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:15,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:15,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:15,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:15,570 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:15,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2023-12-03 04:20:15,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:15,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:15,606 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:15,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:15,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:15,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:15,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:15,608 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:15,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2023-12-03 04:20:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:17,296 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:17,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:17,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:17,725 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:17,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2023-12-03 04:20:17,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:17,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:17,764 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:17,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:17,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:17,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:17,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:17,765 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:17,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2023-12-03 04:20:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:19,454 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:19,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:19,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:19,821 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:19,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2023-12-03 04:20:19,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:19,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:19,858 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:19,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:19,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:19,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:19,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:19,860 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:19,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2023-12-03 04:20:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:21,627 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:22,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:22,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:22,045 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:22,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2023-12-03 04:20:22,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:22,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:22,083 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:22,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:22,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:22,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:22,084 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:22,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2023-12-03 04:20:23,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:23,752 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:24,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:24,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:24,121 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:24,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2023-12-03 04:20:24,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:24,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:24,167 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:24,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:24,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:24,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:24,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:24,169 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:24,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2023-12-03 04:20:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:26,058 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:26,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:26,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:26,448 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:26,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2023-12-03 04:20:26,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:26,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:26,487 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:26,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:26,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:26,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:26,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:26,489 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:26,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2023-12-03 04:20:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:28,294 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:28,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:28,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:28,709 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:28,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2023-12-03 04:20:28,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:28,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:28,749 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:28,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:28,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:28,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:28,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:28,750 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:28,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2023-12-03 04:20:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:30,615 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:30,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:30,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:30,985 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:31,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2023-12-03 04:20:31,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:31,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:31,026 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:31,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:31,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:31,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:31,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:31,027 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:31,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2023-12-03 04:20:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:33,077 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:33,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:33,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:33,416 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:33,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2023-12-03 04:20:33,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:33,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:33,457 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:33,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:33,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:33,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:33,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:33,459 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:33,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2023-12-03 04:20:35,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:35,340 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:35,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:35,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:35,694 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:35,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2023-12-03 04:20:35,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:35,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:35,742 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:35,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:35,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:35,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:35,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:35,744 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:35,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2023-12-03 04:20:37,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:37,654 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:38,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:38,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:38,016 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:38,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2023-12-03 04:20:38,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:38,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:38,059 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:38,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:38,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:38,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:38,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:38,060 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:38,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2023-12-03 04:20:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:40,061 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:40,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:40,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:40,439 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:40,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2023-12-03 04:20:40,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:40,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:40,481 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:40,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:40,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:40,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:40,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:40,483 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:40,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2023-12-03 04:20:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:42,533 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:42,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:42,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:42,916 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:42,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2023-12-03 04:20:42,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:42,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:42,960 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:42,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:42,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:42,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:42,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:42,962 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:42,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2023-12-03 04:20:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:45,070 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:45,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:45,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:45,440 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:45,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2023-12-03 04:20:45,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:45,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:45,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:45,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:45,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:45,487 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:45,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2023-12-03 04:20:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:47,649 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:47,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:47,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:47,997 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:48,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2023-12-03 04:20:48,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:48,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:48,043 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:48,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:48,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:48,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:48,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:48,044 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:48,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2023-12-03 04:20:50,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:50,230 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:50,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:50,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:50,590 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:50,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2023-12-03 04:20:50,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:50,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:50,638 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:50,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:50,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:50,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:50,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:50,640 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:50,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2023-12-03 04:20:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:52,864 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:53,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:53,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:53,256 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:53,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2023-12-03 04:20:53,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:53,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:53,305 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:53,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:53,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:53,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:53,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:53,306 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:53,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2023-12-03 04:20:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:55,582 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:55,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:55,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:55,934 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:55,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2023-12-03 04:20:55,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:55,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:55,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:55,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:55,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:55,968 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:55,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2023-12-03 04:20:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:58,217 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:58,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:20:58,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:58,580 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:20:58,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2023-12-03 04:20:58,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:58,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:20:58,619 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:20:58,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:20:58,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:58,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:58,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:58,621 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:58,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2023-12-03 04:21:00,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:00,871 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:01,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:01,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:01,227 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:01,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2023-12-03 04:21:01,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:01,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:01,260 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:01,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:01,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:01,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:01,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:01,262 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:01,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2023-12-03 04:21:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:03,725 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:04,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:04,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:04,093 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:04,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (58)] Forceful destruction successful, exit code 0 [2023-12-03 04:21:04,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:04,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:04,126 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:04,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:04,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:04,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:04,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:04,128 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:04,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2023-12-03 04:21:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:06,559 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:06,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:06,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:06,916 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:06,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2023-12-03 04:21:06,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:06,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:06,951 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:06,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:06,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:06,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:06,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:06,953 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:06,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2023-12-03 04:21:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:09,335 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:09,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:09,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:09,690 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:09,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2023-12-03 04:21:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:09,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:09,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:09,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:09,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:09,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:09,725 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:09,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2023-12-03 04:21:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:12,329 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:12,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:12,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:12,705 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:12,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2023-12-03 04:21:12,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:12,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:12,739 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:12,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:12,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:12,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:12,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:12,741 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:12,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2023-12-03 04:21:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:15,242 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:15,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:15,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:15,613 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:15,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2023-12-03 04:21:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:15,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:15,647 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:15,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:15,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:15,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:15,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:15,649 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:15,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2023-12-03 04:21:18,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:18,111 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:18,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:18,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:18,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2023-12-03 04:21:18,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:18,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:18,497 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:18,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:18,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:18,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:18,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:18,498 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:18,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2023-12-03 04:21:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:21,111 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:21,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:21,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:21,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2023-12-03 04:21:21,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:21,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:21,521 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:21,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:21,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:21,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:21,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:21,523 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:21,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2023-12-03 04:21:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:24,206 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:24,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:24,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:24,565 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:24,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2023-12-03 04:21:24,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:24,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:24,601 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:24,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:24,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:24,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:24,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:24,603 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:24,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2023-12-03 04:21:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:27,187 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:27,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:27,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:27,520 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:27,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2023-12-03 04:21:27,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:27,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:27,557 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:27,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:27,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:27,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:27,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:27,559 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:27,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2023-12-03 04:21:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:30,125 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:30,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:30,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:30,496 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:30,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2023-12-03 04:21:30,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:30,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:30,533 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:30,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:30,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:30,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:30,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:30,535 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:30,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2023-12-03 04:21:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:33,291 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:33,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:33,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:33,657 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:33,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2023-12-03 04:21:33,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:33,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:33,693 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:33,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:33,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:33,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:33,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:33,695 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:33,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2023-12-03 04:21:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:36,455 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:36,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:36,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:36,816 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:36,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2023-12-03 04:21:36,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:36,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:36,854 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:36,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:36,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:36,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:36,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:36,855 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:36,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2023-12-03 04:21:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:39,666 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:40,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:40,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:40,052 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:40,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2023-12-03 04:21:40,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:40,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:40,096 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:40,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:40,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:40,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:40,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:40,098 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:40,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2023-12-03 04:21:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:42,743 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:43,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:43,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:43,091 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:43,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2023-12-03 04:21:43,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:43,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:43,130 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:43,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:43,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:43,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:43,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:43,131 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:43,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2023-12-03 04:21:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:46,098 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:46,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:46,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:46,487 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:46,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2023-12-03 04:21:46,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:46,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:46,526 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:46,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:46,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:46,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:46,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:46,527 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:46,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2023-12-03 04:21:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:49,400 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:49,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:49,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:49,724 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:49,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2023-12-03 04:21:49,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:49,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:49,763 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:49,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:49,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:49,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:49,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:49,764 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:49,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2023-12-03 04:21:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:52,734 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:53,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:53,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:53,108 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:53,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2023-12-03 04:21:53,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:53,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:53,147 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:53,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:53,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:53,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:53,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:53,149 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:53,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2023-12-03 04:21:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:56,170 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:56,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:56,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:56,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (75)] Forceful destruction successful, exit code 0 [2023-12-03 04:21:56,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:56,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:56,556 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:56,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:56,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:56,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:56,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:56,558 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:56,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2023-12-03 04:21:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:59,390 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:59,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:59,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:59,729 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:59,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2023-12-03 04:21:59,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:59,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:21:59,769 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:21:59,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:21:59,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:59,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:59,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:59,771 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:59,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2023-12-03 04:22:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:02,955 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:03,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:03,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:03,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:03,352 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:03,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2023-12-03 04:22:03,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:03,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:03,392 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:03,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:03,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:03,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:03,394 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:03,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2023-12-03 04:22:06,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:06,359 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:06,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:06,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:06,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:06,697 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:06,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2023-12-03 04:22:06,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:06,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:06,739 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:06,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:06,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:06,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:06,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:06,740 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:06,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2023-12-03 04:22:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:09,918 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:10,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:10,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:10,347 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:10,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2023-12-03 04:22:10,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:10,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:10,389 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:10,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:10,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:10,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:10,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:10,390 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:10,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2023-12-03 04:22:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:13,595 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:13,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:13,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:13,940 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:13,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2023-12-03 04:22:13,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:13,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:13,984 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:13,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:13,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:13,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:13,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:13,985 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:13,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2023-12-03 04:22:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:17,162 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:17,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:17,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:17,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (81)] Forceful destruction successful, exit code 0 [2023-12-03 04:22:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:17,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:17,556 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:17,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:17,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:17,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:17,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:17,558 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:17,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2023-12-03 04:22:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:20,710 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:21,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:21,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:21,067 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:21,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2023-12-03 04:22:21,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:21,110 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:21,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:21,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:21,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:21,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:21,111 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:21,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2023-12-03 04:22:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:24,477 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:24,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:24,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:24,886 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:24,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2023-12-03 04:22:24,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:24,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:24,930 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:24,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:24,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:24,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:24,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:24,932 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:24,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2023-12-03 04:22:28,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:28,396 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:28,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:28,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:28,764 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:28,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2023-12-03 04:22:28,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:28,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:28,809 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:28,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:28,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:28,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:28,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:28,810 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:28,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2023-12-03 04:22:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:32,351 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:32,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:32,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:32,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2023-12-03 04:22:32,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:32,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:32,774 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:32,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:32,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:32,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:32,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:32,776 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:32,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2023-12-03 04:22:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:36,254 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:36,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:36,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:36,632 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:36,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2023-12-03 04:22:36,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:36,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:36,677 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:36,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:36,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:36,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:36,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:36,678 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:36,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2023-12-03 04:22:40,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:40,163 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:40,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:40,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:40,535 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:40,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (87)] Forceful destruction successful, exit code 0 [2023-12-03 04:22:40,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:40,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:40,582 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:40,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:40,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:40,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:40,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:40,583 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:40,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2023-12-03 04:22:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:44,070 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:44,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:44,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:44,408 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:44,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (88)] Forceful destruction successful, exit code 0 [2023-12-03 04:22:44,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:44,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:44,454 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:44,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:44,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:44,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:44,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:44,455 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:44,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2023-12-03 04:22:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:48,059 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:48,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:48,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:48,415 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:48,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2023-12-03 04:22:48,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:48,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:48,460 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:48,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:48,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:48,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:48,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:48,462 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:48,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2023-12-03 04:22:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:52,111 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:52,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:52,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:52,495 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:52,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2023-12-03 04:22:52,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:52,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:52,541 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:52,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:52,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:52,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:52,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:52,543 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:52,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2023-12-03 04:22:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:56,055 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:56,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:56,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:56,420 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:56,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2023-12-03 04:22:56,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:22:56,466 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:22:56,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:22:56,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:56,467 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:56,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:56,468 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:56,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2023-12-03 04:23:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:00,166 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:00,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:00,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:00,548 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:00,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2023-12-03 04:23:00,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:00,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:00,613 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:00,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:00,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:00,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:00,615 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:00,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2023-12-03 04:23:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:04,436 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:04,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:04,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:04,821 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:04,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2023-12-03 04:23:04,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:04,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:04,868 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:04,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:04,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:04,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:04,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:04,870 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:04,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2023-12-03 04:23:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:08,534 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:08,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:08,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:08,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:08,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2023-12-03 04:23:08,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:08,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:08,956 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:08,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:08,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:08,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:08,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:08,957 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:08,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2023-12-03 04:23:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:12,747 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:13,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:13,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:13,106 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:13,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2023-12-03 04:23:13,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:13,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:13,154 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:13,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:13,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:13,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:13,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:13,155 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:13,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2023-12-03 04:23:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:16,994 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:17,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:17,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:17,341 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:17,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2023-12-03 04:23:17,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:17,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:17,389 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:17,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:17,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:17,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:17,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:17,391 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:17,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2023-12-03 04:23:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:21,142 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:21,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:21,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:21,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:21,506 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:21,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2023-12-03 04:23:21,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:21,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:21,557 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:21,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:21,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:21,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:21,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:21,559 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:21,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2023-12-03 04:23:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:25,489 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:25,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:25,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:25,846 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:25,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2023-12-03 04:23:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:25,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:25,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:25,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:25,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:25,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:25,897 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:25,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2023-12-03 04:23:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:30,074 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:30,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:30,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:30,451 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:30,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (99)] Forceful destruction successful, exit code 0 [2023-12-03 04:23:30,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:30,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:30,501 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:30,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:30,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:30,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:30,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:30,503 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:30,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2023-12-03 04:23:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:34,569 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:34,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:34,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:34,930 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:34,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (100)] Forceful destruction successful, exit code 0 [2023-12-03 04:23:34,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:34,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:34,982 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:34,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:34,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:34,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:34,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:34,983 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:34,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2023-12-03 04:23:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:39,279 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:39,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:39,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:39,641 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:39,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (101)] Forceful destruction successful, exit code 0 [2023-12-03 04:23:39,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:39,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:39,692 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:39,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:39,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:39,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:39,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:39,693 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:39,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2023-12-03 04:23:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:43,793 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:44,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:44,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:44,188 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:44,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2023-12-03 04:23:44,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:44,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:44,242 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:44,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:44,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:44,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:44,243 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:44,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2023-12-03 04:23:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:48,457 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:48,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:48,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:48,821 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:48,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2023-12-03 04:23:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:48,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:48,871 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:48,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:48,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:48,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:48,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:48,873 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:48,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2023-12-03 04:23:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:52,830 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:53,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:53,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:53,181 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:53,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2023-12-03 04:23:53,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:53,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:53,232 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:53,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:53,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:53,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:53,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:53,234 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:53,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2023-12-03 04:23:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:57,481 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:57,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:23:57,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:57,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2023-12-03 04:23:57,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:57,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:23:57,880 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:23:57,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:23:57,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:57,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:57,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:57,882 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:57,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2023-12-03 04:24:02,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:02,249 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:02,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:02,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:02,592 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:02,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2023-12-03 04:24:02,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:02,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:02,645 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:02,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:02,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:02,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:02,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:02,646 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:02,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2023-12-03 04:24:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:07,167 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:07,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:07,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:07,557 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:07,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2023-12-03 04:24:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:07,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:07,610 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:07,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:07,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:07,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:07,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:07,611 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:07,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2023-12-03 04:24:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:12,280 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:12,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:12,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:12,662 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:12,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2023-12-03 04:24:12,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:12,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:12,716 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:12,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:12,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:12,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:12,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:12,717 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:12,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2023-12-03 04:24:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:17,293 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:17,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:17,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:17,682 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:17,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2023-12-03 04:24:17,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:17,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:17,737 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:17,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:17,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:17,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:17,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:17,739 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:17,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2023-12-03 04:24:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:21,654 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:22,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:22,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:22,032 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:22,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2023-12-03 04:24:22,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:22,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:22,105 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:22,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:22,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:22,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:22,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:22,107 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:22,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2023-12-03 04:24:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:26,466 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:26,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:26,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:26,827 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:26,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2023-12-03 04:24:26,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:26,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:26,881 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:26,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:26,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:26,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:26,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:26,882 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:26,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2023-12-03 04:24:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:31,211 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:31,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:31,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:31,569 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:31,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2023-12-03 04:24:31,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:31,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:31,624 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:31,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:31,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:31,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:31,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:31,625 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:31,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2023-12-03 04:24:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:36,430 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:36,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:36,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:36,820 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:36,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2023-12-03 04:24:36,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:36,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:36,875 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:36,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:36,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:36,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:36,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:36,876 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:36,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2023-12-03 04:24:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:41,127 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:41,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:41,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:41,511 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:41,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2023-12-03 04:24:41,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:41,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:41,567 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:41,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:41,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:41,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:41,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:41,568 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:41,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2023-12-03 04:24:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:46,114 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:46,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:46,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:46,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:46,490 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:46,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2023-12-03 04:24:46,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:46,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:46,547 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:46,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:46,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:46,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:46,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:46,548 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:46,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2023-12-03 04:24:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:51,623 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:51,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:51,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:51,975 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:52,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2023-12-03 04:24:52,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:52,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:52,032 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:52,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:52,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:52,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:52,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:52,033 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:52,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2023-12-03 04:24:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:56,971 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:57,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:24:57,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:57,348 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:57,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2023-12-03 04:24:57,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:57,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:24:57,405 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:24:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:24:57,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:57,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:57,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:57,406 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:57,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2023-12-03 04:25:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:02,263 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:02,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:25:02,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:02,614 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:02,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2023-12-03 04:25:02,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:02,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:25:02,671 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:25:02,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:25:02,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:02,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:02,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:02,672 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:02,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2023-12-03 04:25:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:07,534 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:07,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:07,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:25:07,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:07,870 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:07,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2023-12-03 04:25:07,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:07,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:25:07,927 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:25:07,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:25:07,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:07,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:07,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:07,929 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:07,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2023-12-03 04:25:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:12,719 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:13,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:25:13,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:13,082 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:13,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2023-12-03 04:25:13,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:13,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:25:13,161 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:25:13,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:25:13,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:13,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:13,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:13,162 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:13,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2023-12-03 04:25:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:17,716 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:18,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:25:18,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:18,093 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:18,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2023-12-03 04:25:18,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:18,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:25:18,150 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:25:18,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:25:18,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:18,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:18,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:18,152 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:18,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2023-12-03 04:25:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:22,981 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:23,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:25:23,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:23,369 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:23,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2023-12-03 04:25:23,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:23,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:25:23,427 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:25:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:25:23,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:23,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:23,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:23,428 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:23,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2023-12-03 04:25:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:28,367 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:28,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:25:28,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:28,770 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:28,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2023-12-03 04:25:28,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:28,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:25:28,830 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:25:28,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:25:28,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:28,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:28,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:28,831 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:28,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2023-12-03 04:25:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:34,341 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:34,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:25:34,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:34,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2023-12-03 04:25:34,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:34,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:25:34,846 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:25:34,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:25:34,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:34,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:34,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:34,847 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:34,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2023-12-03 04:25:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:39,757 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:40,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:25:40,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:40,148 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:40,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2023-12-03 04:25:40,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:40,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:25:40,207 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:25:40,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:25:40,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:40,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:40,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:40,209 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:40,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2023-12-03 04:25:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:45,172 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:45,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:25:45,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:45,569 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:45,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2023-12-03 04:25:45,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:45,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:25:45,631 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:25:45,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:25:45,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:45,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:45,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:45,632 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:45,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2023-12-03 04:25:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:51,275 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:51,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:25:51,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:51,676 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:51,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2023-12-03 04:25:51,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:51,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:25:51,738 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:25:51,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:25:51,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:51,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:51,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:51,740 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:51,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2023-12-03 04:25:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:56,775 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:57,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:25:57,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:57,141 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:57,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2023-12-03 04:25:57,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:57,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:25:57,201 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:25:57,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:25:57,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:57,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:57,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:57,203 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:57,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2023-12-03 04:26:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:02,372 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:02,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:02,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:02,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2023-12-03 04:26:02,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:02,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:26:02,784 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:26:02,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:26:02,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:02,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:02,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:02,785 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:02,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2023-12-03 04:26:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:07,999 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:08,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:08,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:08,404 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:08,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2023-12-03 04:26:08,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:08,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:26:08,468 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:26:08,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:26:08,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:08,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:08,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:08,469 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:08,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2023-12-03 04:26:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:13,735 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:14,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:14,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:14,105 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:14,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2023-12-03 04:26:14,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:14,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:26:14,176 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:26:14,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:26:14,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:14,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:14,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:14,178 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:14,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2023-12-03 04:26:19,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:19,454 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:19,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:19,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:19,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:19,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2023-12-03 04:26:19,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:19,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:26:19,896 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:26:19,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:26:19,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:19,896 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:19,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:19,897 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:19,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2023-12-03 04:26:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:24,939 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:25,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:25,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:25,300 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:25,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2023-12-03 04:26:25,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:25,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:26:25,366 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:26:25,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:26:25,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:25,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:25,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:25,367 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:25,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2023-12-03 04:26:30,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:30,933 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:31,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:31,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:31,292 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:31,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2023-12-03 04:26:31,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:31,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:26:31,355 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:26:31,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:26:31,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:31,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:31,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:31,356 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:31,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2023-12-03 04:26:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:37,226 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:37,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:37,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:37,616 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:37,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2023-12-03 04:26:37,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:37,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:26:37,680 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:26:37,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:26:37,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:37,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:37,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:37,681 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:37,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2023-12-03 04:26:43,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:43,051 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:43,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:43,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:43,406 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:43,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2023-12-03 04:26:43,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:43,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:26:43,468 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:26:43,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:26:43,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:43,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:43,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:43,469 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:43,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2023-12-03 04:26:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:49,221 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:49,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:49,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:49,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:49,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2023-12-03 04:26:49,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:49,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:26:49,683 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:26:49,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:26:49,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:49,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:49,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:49,685 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:49,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2023-12-03 04:26:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:55,486 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:55,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:55,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:55,813 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:55,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2023-12-03 04:26:55,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:55,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 193 transitions. [2023-12-03 04:26:55,879 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 04:26:55,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:26:55,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:55,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:55,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:55,880 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:55,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b803cc-fb9b-4c89-ad5c-b07fa50a59bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process