./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/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_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/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_302dd72e-4137-4855-bca8-6138369885c3/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 5577528c45849c92d31dcecadbfe6524610e7683d1e420d37b6f0ce59c6c59b8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:04:28,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:04:28,832 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:04:28,837 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:04:28,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:04:28,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:04:28,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:04:28,863 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:04:28,864 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:04:28,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:04:28,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:04:28,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:04:28,866 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:04:28,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:04:28,867 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:04:28,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:04:28,868 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:04:28,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:04:28,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:04:28,869 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:04:28,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:04:28,871 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:04:28,871 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:04:28,872 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:04:28,872 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:04:28,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:04:28,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:04:28,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:04:28,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:04:28,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:04:28,875 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:04:28,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:04:28,875 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:04:28,876 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_302dd72e-4137-4855-bca8-6138369885c3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5577528c45849c92d31dcecadbfe6524610e7683d1e420d37b6f0ce59c6c59b8 [2023-12-03 01:04:29,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:04:29,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:04:29,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:04:29,151 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:04:29,151 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:04:29,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i [2023-12-03 01:04:31,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:04:32,150 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:04:32,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i [2023-12-03 01:04:32,171 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/data/edd229faa/fd8982364039477b8afe6f6cc9b9e528/FLAG2995c9cca [2023-12-03 01:04:32,186 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/data/edd229faa/fd8982364039477b8afe6f6cc9b9e528 [2023-12-03 01:04:32,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:04:32,190 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:04:32,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:04:32,191 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:04:32,196 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:04:32,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:04:32" (1/1) ... [2023-12-03 01:04:32,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e74f100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:32, skipping insertion in model container [2023-12-03 01:04:32,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:04:32" (1/1) ... [2023-12-03 01:04:32,277 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:04:32,687 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_302dd72e-4137-4855-bca8-6138369885c3/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i[33022,33035] [2023-12-03 01:04:32,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:04:32,906 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:04:32,936 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_302dd72e-4137-4855-bca8-6138369885c3/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i[33022,33035] [2023-12-03 01:04:33,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:04:33,087 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:04:33,095 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:04:33,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33 WrapperNode [2023-12-03 01:04:33,096 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:04:33,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:04:33,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:04:33,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:04:33,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33" (1/1) ... [2023-12-03 01:04:33,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33" (1/1) ... [2023-12-03 01:04:33,292 INFO L138 Inliner]: procedures = 177, calls = 623, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3443 [2023-12-03 01:04:33,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:04:33,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:04:33,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:04:33,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:04:33,301 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33" (1/1) ... [2023-12-03 01:04:33,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33" (1/1) ... [2023-12-03 01:04:33,313 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33" (1/1) ... [2023-12-03 01:04:33,313 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33" (1/1) ... [2023-12-03 01:04:33,371 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33" (1/1) ... [2023-12-03 01:04:33,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33" (1/1) ... [2023-12-03 01:04:33,405 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33" (1/1) ... [2023-12-03 01:04:33,416 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33" (1/1) ... [2023-12-03 01:04:33,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:04:33,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:04:33,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:04:33,433 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:04:33,434 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:33" (1/1) ... [2023-12-03 01:04:33,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:04:33,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:04:33,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:04:33,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:04:33,501 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-12-03 01:04:33,501 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-12-03 01:04:33,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:04:33,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:04:33,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:04:33,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:04:33,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:04:33,502 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:04:33,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:04:33,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:04:33,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:04:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:04:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 01:04:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:04:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:04:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:04:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:04:33,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:04:33,768 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:04:33,770 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:04:36,384 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:04:40,049 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:04:40,049 INFO L309 CfgBuilder]: Removed 168 assume(true) statements. [2023-12-03 01:04:40,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:04:40 BoogieIcfgContainer [2023-12-03 01:04:40,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:04:40,052 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:04:40,052 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:04:40,060 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:04:40,061 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:04:40" (1/1) ... [2023-12-03 01:04:40,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:04:40,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:40,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 299 states and 521 transitions. [2023-12-03 01:04:40,123 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 521 transitions. [2023-12-03 01:04:40,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:04:40,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:40,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:40,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:40,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:04:40,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:40,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 299 states and 517 transitions. [2023-12-03 01:04:40,307 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 517 transitions. [2023-12-03 01:04:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:04:40,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:40,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:40,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:04:40,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:40,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 299 states and 513 transitions. [2023-12-03 01:04:40,382 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 513 transitions. [2023-12-03 01:04:40,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:04:40,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:40,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:40,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:04:40,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:40,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 301 states and 514 transitions. [2023-12-03 01:04:40,618 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 514 transitions. [2023-12-03 01:04:40,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:04:40,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:40,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:40,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:04:40,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:04:40,810 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 01:04:50,838 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 01:04:50,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:50,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 301 states and 509 transitions. [2023-12-03 01:04:50,871 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 509 transitions. [2023-12-03 01:04:50,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:04:50,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:50,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:51,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:04:51,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:04:51,065 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 01:04:51,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:51,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 301 states and 505 transitions. [2023-12-03 01:04:51,074 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 505 transitions. [2023-12-03 01:04:51,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 01:04:51,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:51,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:51,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:04:51,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:04:51,273 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 01:04:51,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:51,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 301 states and 499 transitions. [2023-12-03 01:04:51,291 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 499 transitions. [2023-12-03 01:04:51,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 01:04:51,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:51,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:51,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:04:51,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:04:51,619 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 01:05:01,638 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 01:05:01,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:01,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 301 states and 493 transitions. [2023-12-03 01:05:01,795 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 493 transitions. [2023-12-03 01:05:01,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:05:01,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:01,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:02,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:05:02,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:05:02,243 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 01:05:12,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:05:22,431 WARN L539 Checker$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 01:05:32,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:05:42,528 WARN L539 Checker$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 01:05:42,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:42,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 315 states and 511 transitions. [2023-12-03 01:05:42,572 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 511 transitions. [2023-12-03 01:05:42,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:05:42,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:42,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:42,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:05:42,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:05:42,853 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 01:05:42,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:42,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 315 states and 509 transitions. [2023-12-03 01:05:42,863 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 509 transitions. [2023-12-03 01:05:42,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 01:05:42,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:42,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:43,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:05:43,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:05:43,185 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 01:05:43,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:43,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 315 states and 507 transitions. [2023-12-03 01:05:43,198 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 507 transitions. [2023-12-03 01:05:43,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 01:05:43,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:43,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:43,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:05:43,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:05:43,580 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 01:05:53,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:05:53,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:53,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 315 states and 505 transitions. [2023-12-03 01:05:53,715 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 505 transitions. [2023-12-03 01:05:53,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 01:05:53,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:53,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:54,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:05:54,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:05:54,129 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:06:04,145 WARN L539 Checker$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 01:06:14,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:06:24,232 WARN L539 Checker$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 01:06:34,264 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 01:06:34,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:34,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 318 states and 507 transitions. [2023-12-03 01:06:34,308 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 507 transitions. [2023-12-03 01:06:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:06:34,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:34,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:34,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:06:34,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:06:34,569 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 01:06:34,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:34,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 318 states and 502 transitions. [2023-12-03 01:06:34,580 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 502 transitions. [2023-12-03 01:06:34,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:06:34,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:34,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:34,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:06:34,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:06:34,970 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 15 treesize of output 1 [2023-12-03 01:06:35,012 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:06:35,013 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 01:06:35,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 01:06:35,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-12-03 01:06:35,042 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 01:06:35,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:35,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 321 states and 508 transitions. [2023-12-03 01:06:35,437 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 508 transitions. [2023-12-03 01:06:35,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 01:06:35,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:35,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:35,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:06:35,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:06:35,737 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 01:06:35,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:35,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 321 states and 502 transitions. [2023-12-03 01:06:35,749 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 502 transitions. [2023-12-03 01:06:35,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 01:06:35,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:35,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:36,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:06:36,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:06:36,138 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 01:06:46,153 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 01:06:46,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 321 states and 496 transitions. [2023-12-03 01:06:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 496 transitions. [2023-12-03 01:06:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 01:06:46,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:46,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:46,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:06:46,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:06:46,737 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 01:06:56,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:07:06,804 WARN L539 Checker$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 01:07:16,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:07:26,863 WARN L539 Checker$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 01:07:27,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:27,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 346 states and 525 transitions. [2023-12-03 01:07:27,024 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 525 transitions. [2023-12-03 01:07:27,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 01:07:27,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:27,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:27,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:07:27,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:07:27,388 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 01:07:27,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:27,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 346 states and 523 transitions. [2023-12-03 01:07:27,401 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 523 transitions. [2023-12-03 01:07:27,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-03 01:07:27,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:27,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:27,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:27,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:07:27,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:07:27,822 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 01:07:27,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:27,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 346 states and 521 transitions. [2023-12-03 01:07:27,836 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 521 transitions. [2023-12-03 01:07:27,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-03 01:07:27,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:27,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:28,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:07:28,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:07:28,191 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 01:07:38,202 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 01:07:38,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:38,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 346 states and 519 transitions. [2023-12-03 01:07:38,248 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 519 transitions. [2023-12-03 01:07:38,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 01:07:38,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:38,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:38,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:07:38,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:07:38,634 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 01:07:38,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:38,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 346 states and 517 transitions. [2023-12-03 01:07:38,695 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 517 transitions. [2023-12-03 01:07:38,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 01:07:38,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:38,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:39,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:07:39,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:07:39,260 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 01:07:49,274 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 01:07:59,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:08:09,334 WARN L539 Checker$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 01:08:19,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:08:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:19,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 349 states and 519 transitions. [2023-12-03 01:08:19,430 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 519 transitions. [2023-12-03 01:08:19,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 01:08:19,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:19,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:19,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:08:19,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:08:19,850 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 01:08:19,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:19,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 349 states and 518 transitions. [2023-12-03 01:08:19,878 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 518 transitions. [2023-12-03 01:08:19,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 01:08:19,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:19,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:20,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:08:20,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:08:20,340 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 01:08:30,952 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 01:08:41,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:08:51,032 WARN L539 Checker$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 01:09:01,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:09:01,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:01,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 363 states and 537 transitions. [2023-12-03 01:09:01,158 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 537 transitions. [2023-12-03 01:09:01,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 01:09:01,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:01,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:01,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:09:01,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:01,718 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:09:12,065 WARN L539 Checker$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 01:09:22,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:09:32,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:09:42,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:09:52,657 WARN L539 Checker$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 01:10:02,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:10:12,732 WARN L539 Checker$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 01:10:22,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:10:33,249 WARN L539 Checker$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 01:10:43,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:10:53,313 WARN L539 Checker$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 01:11:03,342 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 01:11:03,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:03,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 435 states and 633 transitions. [2023-12-03 01:11:03,388 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 633 transitions. [2023-12-03 01:11:03,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-03 01:11:03,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:03,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:03,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:11:03,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:03,799 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 01:11:03,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:03,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 435 states and 629 transitions. [2023-12-03 01:11:03,867 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 629 transitions. [2023-12-03 01:11:03,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-03 01:11:03,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:03,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:04,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:11:04,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:04,275 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 01:11:14,292 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 01:11:14,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:14,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 435 states and 627 transitions. [2023-12-03 01:11:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 627 transitions. [2023-12-03 01:11:14,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 01:11:14,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:14,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:14,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:11:14,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:14,843 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 01:11:24,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:11:34,897 WARN L539 Checker$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 01:11:44,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:11:54,957 WARN L539 Checker$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 01:11:55,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 438 states and 629 transitions. [2023-12-03 01:11:55,011 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 629 transitions. [2023-12-03 01:11:55,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 01:11:55,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:55,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:55,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:11:55,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:55,631 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 01:12:05,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:12:15,683 WARN L539 Checker$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 01:12:25,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:12:35,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:12:35,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:35,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 441 states and 631 transitions. [2023-12-03 01:12:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 631 transitions. [2023-12-03 01:12:35,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 01:12:35,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:35,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:36,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 836 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:12:36,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:36,251 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 01:12:36,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:36,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 441 states and 629 transitions. [2023-12-03 01:12:36,299 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 629 transitions. [2023-12-03 01:12:36,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 01:12:36,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:36,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:36,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:12:36,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:36,779 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 01:12:46,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:12:56,827 WARN L539 Checker$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 01:13:06,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:13:16,885 WARN L539 Checker$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 01:13:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:16,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 444 states and 631 transitions. [2023-12-03 01:13:16,927 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 631 transitions. [2023-12-03 01:13:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 01:13:16,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:16,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:17,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:13:17,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:17,452 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 01:13:27,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:13:37,489 WARN L539 Checker$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 01:13:47,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:13:57,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:13:57,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:57,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 447 states and 633 transitions. [2023-12-03 01:13:57,618 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 633 transitions. [2023-12-03 01:13:57,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-03 01:13:57,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:57,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:57,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:57,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:13:57,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:58,120 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 01:13:58,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:58,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 456 states and 640 transitions. [2023-12-03 01:13:58,534 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 640 transitions. [2023-12-03 01:13:58,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-03 01:13:58,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:58,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:58,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:13:58,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:59,061 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:14:09,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:14:19,605 WARN L539 Checker$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 01:14:29,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:14:39,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:14:39,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:39,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 488 states and 679 transitions. [2023-12-03 01:14:39,726 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 679 transitions. [2023-12-03 01:14:39,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-03 01:14:39,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:39,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:40,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:14:40,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:40,246 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 01:14:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:40,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 497 states and 690 transitions. [2023-12-03 01:14:40,802 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 690 transitions. [2023-12-03 01:14:40,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-03 01:14:40,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:40,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:41,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:41,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:14:41,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:41,405 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 01:14:41,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:41,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 498 states and 692 transitions. [2023-12-03 01:14:41,858 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 692 transitions. [2023-12-03 01:14:41,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-03 01:14:41,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:41,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:42,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:14:42,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:42,386 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-03 01:14:52,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:15:02,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:15:12,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:15:22,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:15:22,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:22,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 501 states and 694 transitions. [2023-12-03 01:15:22,590 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 694 transitions. [2023-12-03 01:15:22,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 01:15:22,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:22,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:23,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:15:23,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:23,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 01:15:23,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:23,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 501 states and 692 transitions. [2023-12-03 01:15:23,115 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 692 transitions. [2023-12-03 01:15:23,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-03 01:15:23,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:23,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:23,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:15:23,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:23,763 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:15:24,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:24,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 504 states and 694 transitions. [2023-12-03 01:15:24,549 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 694 transitions. [2023-12-03 01:15:24,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-03 01:15:24,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:24,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:15:35,039 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 01:15:35,043 INFO L158 Benchmark]: Toolchain (without parser) took 662853.25ms. Allocated memory was 165.7MB in the beginning and 614.5MB in the end (delta: 448.8MB). Free memory was 119.2MB in the beginning and 446.6MB in the end (delta: -327.4MB). Peak memory consumption was 123.0MB. Max. memory is 16.1GB. [2023-12-03 01:15:35,043 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:15:35,044 INFO L158 Benchmark]: CACSL2BoogieTranslator took 905.15ms. Allocated memory is still 165.7MB. Free memory was 119.2MB in the beginning and 65.6MB in the end (delta: 53.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-12-03 01:15:35,044 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.90ms. Allocated memory is still 165.7MB. Free memory was 65.6MB in the beginning and 115.4MB in the end (delta: -49.8MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-12-03 01:15:35,045 INFO L158 Benchmark]: Boogie Preprocessor took 139.07ms. Allocated memory is still 165.7MB. Free memory was 115.4MB in the beginning and 95.4MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 01:15:35,045 INFO L158 Benchmark]: RCFGBuilder took 6618.34ms. Allocated memory was 165.7MB in the beginning and 333.4MB in the end (delta: 167.8MB). Free memory was 95.4MB in the beginning and 212.2MB in the end (delta: -116.7MB). Peak memory consumption was 205.2MB. Max. memory is 16.1GB. [2023-12-03 01:15:35,046 INFO L158 Benchmark]: CodeCheck took 654990.21ms. Allocated memory was 333.4MB in the beginning and 614.5MB in the end (delta: 281.0MB). Free memory was 212.2MB in the beginning and 446.6MB in the end (delta: -234.4MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2023-12-03 01:15:35,048 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 0.18ms. Allocated memory is still 113.2MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 905.15ms. Allocated memory is still 165.7MB. Free memory was 119.2MB in the beginning and 65.6MB in the end (delta: 53.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 195.90ms. Allocated memory is still 165.7MB. Free memory was 65.6MB in the beginning and 115.4MB in the end (delta: -49.8MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 139.07ms. Allocated memory is still 165.7MB. Free memory was 115.4MB in the beginning and 95.4MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 6618.34ms. Allocated memory was 165.7MB in the beginning and 333.4MB in the end (delta: 167.8MB). Free memory was 95.4MB in the beginning and 212.2MB in the end (delta: -116.7MB). Peak memory consumption was 205.2MB. Max. memory is 16.1GB. * CodeCheck took 654990.21ms. Allocated memory was 333.4MB in the beginning and 614.5MB in the end (delta: 281.0MB). Free memory was 212.2MB in the beginning and 446.6MB in the end (delta: -234.4MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:15:35,257 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 01:15:35,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/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_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/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_302dd72e-4137-4855-bca8-6138369885c3/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 5577528c45849c92d31dcecadbfe6524610e7683d1e420d37b6f0ce59c6c59b8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:15:37,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:15:37,086 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:15:37,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:15:37,125 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:15:37,126 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:15:37,126 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:15:37,127 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:15:37,127 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:15:37,128 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:15:37,129 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:15:37,129 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:15:37,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:15:37,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:15:37,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:15:37,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:15:37,132 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:15:37,132 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:15:37,133 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:15:37,133 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:15:37,134 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:15:37,135 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:15:37,135 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:15:37,136 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:15:37,136 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:15:37,137 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:15:37,137 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:15:37,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:15:37,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:15:37,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:15:37,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:15:37,139 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:15:37,140 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:15:37,140 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:15:37,140 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:15:37,140 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:15:37,141 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:15:37,141 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_302dd72e-4137-4855-bca8-6138369885c3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5577528c45849c92d31dcecadbfe6524610e7683d1e420d37b6f0ce59c6c59b8 [2023-12-03 01:15:37,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:15:37,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:15:37,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:15:37,464 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:15:37,464 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:15:37,466 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i [2023-12-03 01:15:40,278 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:15:40,595 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:15:40,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i [2023-12-03 01:15:40,616 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/data/594031f3b/fe2edcb56ccf48ff9e53fe96137ef7c4/FLAG8739d148b [2023-12-03 01:15:40,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/data/594031f3b/fe2edcb56ccf48ff9e53fe96137ef7c4 [2023-12-03 01:15:40,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:15:40,635 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:15:40,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:15:40,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:15:40,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:15:40,641 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:15:40" (1/1) ... [2023-12-03 01:15:40,643 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5670b103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:40, skipping insertion in model container [2023-12-03 01:15:40,643 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:15:40" (1/1) ... [2023-12-03 01:15:40,715 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:15:41,164 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_302dd72e-4137-4855-bca8-6138369885c3/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i[33022,33035] [2023-12-03 01:15:41,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:15:41,420 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 01:15:41,445 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:15:41,468 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_302dd72e-4137-4855-bca8-6138369885c3/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i[33022,33035] [2023-12-03 01:15:41,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:15:41,613 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:15:41,639 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_302dd72e-4137-4855-bca8-6138369885c3/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i[33022,33035] [2023-12-03 01:15:41,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:15:41,774 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:15:41,782 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:15:41,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41 WrapperNode [2023-12-03 01:15:41,782 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:15:41,783 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:15:41,783 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:15:41,783 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:15:41,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41" (1/1) ... [2023-12-03 01:15:41,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41" (1/1) ... [2023-12-03 01:15:41,927 INFO L138 Inliner]: procedures = 180, calls = 623, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2484 [2023-12-03 01:15:41,927 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:15:41,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:15:41,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:15:41,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:15:41,935 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41" (1/1) ... [2023-12-03 01:15:41,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41" (1/1) ... [2023-12-03 01:15:41,950 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41" (1/1) ... [2023-12-03 01:15:41,950 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41" (1/1) ... [2023-12-03 01:15:42,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41" (1/1) ... [2023-12-03 01:15:42,025 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41" (1/1) ... [2023-12-03 01:15:42,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41" (1/1) ... [2023-12-03 01:15:42,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41" (1/1) ... [2023-12-03 01:15:42,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:15:42,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:15:42,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:15:42,094 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:15:42,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:15:41" (1/1) ... [2023-12-03 01:15:42,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:15:42,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:15:42,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:15:42,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:15:42,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 01:15:42,163 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-12-03 01:15:42,163 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-12-03 01:15:42,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:15:42,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:15:42,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:15:42,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:15:42,164 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:15:42,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:15:42,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:15:42,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:15:42,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:15:42,165 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 01:15:42,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:15:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:15:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:15:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:15:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:15:42,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:15:42,427 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:15:42,429 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:16:11,404 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:16:12,280 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:16:12,280 INFO L309 CfgBuilder]: Removed 168 assume(true) statements. [2023-12-03 01:16:12,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:16:12 BoogieIcfgContainer [2023-12-03 01:16:12,282 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:16:12,283 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:16:12,283 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:16:12,292 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:16:12,292 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:16:12" (1/1) ... [2023-12-03 01:16:12,300 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:16:12,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:12,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 299 states and 521 transitions. [2023-12-03 01:16:12,356 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 521 transitions. [2023-12-03 01:16:12,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:16:12,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:12,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:12,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:12,360 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:12,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:16:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:12,926 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:13,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:13,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:13,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:16:13,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:16:13,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:13,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 299 states and 517 transitions. [2023-12-03 01:16:13,081 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 517 transitions. [2023-12-03 01:16:13,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:16:13,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:13,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:13,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:13,087 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:13,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:16:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:13,567 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:13,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:13,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:13,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:13,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:16:13,681 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 01:16:13,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:16:13,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:13,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 299 states and 513 transitions. [2023-12-03 01:16:13,808 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 513 transitions. [2023-12-03 01:16:13,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:16:13,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:13,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:13,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:13,811 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:13,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 01:16:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:14,248 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:14,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:14,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:14,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:16:14,351 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 01:16:14,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 01:16:14,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:14,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 299 states and 511 transitions. [2023-12-03 01:16:14,362 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 511 transitions. [2023-12-03 01:16:14,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:16:14,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:14,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:14,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:14,366 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:14,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 01:16:14,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:14,826 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:14,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:14,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:14,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:16:14,951 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 01:16:14,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 01:16:14,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:14,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 299 states and 509 transitions. [2023-12-03 01:16:14,996 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 509 transitions. [2023-12-03 01:16:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:16:14,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:14,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:14,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:14,999 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:15,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 01:16:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:15,489 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:15,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:16:15,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:15,659 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-03 01:16:15,660 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-03 01:16:15,661 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-03 01:16:15,673 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 01:16:15,769 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:16:15,770 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 01:16:15,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:16:15,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 01:16:16,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:16,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 301 states and 512 transitions. [2023-12-03 01:16:16,350 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 512 transitions. [2023-12-03 01:16:16,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 01:16:16,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:16,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:16,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:16,353 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:16,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 01:16:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:16,881 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:17,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:17,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:17,096 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 01:16:17,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 01:16:17,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:17,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 301 states and 509 transitions. [2023-12-03 01:16:17,111 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 509 transitions. [2023-12-03 01:16:17,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:16:17,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:17,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:17,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:17,114 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:17,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 01:16:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:17,598 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:17,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:17,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:17,756 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 01:16:17,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-12-03 01:16:17,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:17,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 301 states and 505 transitions. [2023-12-03 01:16:17,771 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 505 transitions. [2023-12-03 01:16:17,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 01:16:17,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:17,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:17,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:17,773 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:17,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 01:16:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:18,254 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:18,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:18,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:18,427 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 01:16:18,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 01:16:18,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:18,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 301 states and 499 transitions. [2023-12-03 01:16:18,441 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 499 transitions. [2023-12-03 01:16:18,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 01:16:18,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:18,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:18,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:18,444 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:18,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 01:16:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:19,026 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:19,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:19,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:19,293 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 01:16:19,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-03 01:16:19,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:19,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 301 states and 493 transitions. [2023-12-03 01:16:19,569 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 493 transitions. [2023-12-03 01:16:19,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:16:19,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:19,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:19,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:19,571 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:19,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-03 01:16:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:20,181 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:20,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:20,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:20,611 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 01:16:20,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-03 01:16:22,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:22,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 315 states and 511 transitions. [2023-12-03 01:16:22,142 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 511 transitions. [2023-12-03 01:16:22,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:16:22,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:22,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:22,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:22,144 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:22,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-03 01:16:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:22,786 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:23,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:23,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:23,047 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 01:16:23,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-03 01:16:23,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:23,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 315 states and 509 transitions. [2023-12-03 01:16:23,064 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 509 transitions. [2023-12-03 01:16:23,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 01:16:23,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:23,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:23,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:23,066 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:23,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-03 01:16:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:23,776 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:24,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:24,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:24,047 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 01:16:24,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-03 01:16:24,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:24,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 315 states and 507 transitions. [2023-12-03 01:16:24,066 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 507 transitions. [2023-12-03 01:16:24,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 01:16:24,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:24,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:24,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:24,068 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:24,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-03 01:16:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:24,751 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:25,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:25,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:25,057 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 01:16:25,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-03 01:16:25,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:25,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 315 states and 505 transitions. [2023-12-03 01:16:25,077 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 505 transitions. [2023-12-03 01:16:25,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 01:16:25,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:25,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:25,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:25,079 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:25,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-03 01:16:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:25,877 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:26,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:26,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:26,382 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 01:16:26,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-03 01:16:26,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:26,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 318 states and 507 transitions. [2023-12-03 01:16:26,416 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 507 transitions. [2023-12-03 01:16:26,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:16:26,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:26,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:26,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:26,418 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:26,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-12-03 01:16:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:27,184 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:27,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:27,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:27,472 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 01:16:27,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2023-12-03 01:16:27,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:27,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 318 states and 502 transitions. [2023-12-03 01:16:27,493 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 502 transitions. [2023-12-03 01:16:27,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 01:16:27,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:27,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:27,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:27,495 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:27,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-12-03 01:16:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:28,372 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:28,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:28,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:16:28,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:28,681 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 01:16:28,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2023-12-03 01:16:28,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:28,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:28,703 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:28,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:28,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:28,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:28,705 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:28,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-12-03 01:16:29,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:29,669 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:30,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:30,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:30,205 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 01:16:30,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2023-12-03 01:16:30,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:30,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:30,367 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:30,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:30,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:30,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:30,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:30,369 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:30,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-12-03 01:16:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:31,403 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:31,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:31,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:31,775 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 01:16:31,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2023-12-03 01:16:31,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:31,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:31,802 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:31,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:31,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:31,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:31,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:31,804 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:31,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2023-12-03 01:16:32,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:32,821 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:33,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:33,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:33,241 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 01:16:33,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2023-12-03 01:16:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:33,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:33,265 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:33,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:33,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:33,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:33,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:33,267 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:33,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-12-03 01:16:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:34,351 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:34,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:34,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:34,738 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 01:16:34,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-12-03 01:16:34,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:34,767 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:34,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:34,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:34,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:34,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:34,769 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:34,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2023-12-03 01:16:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:35,871 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:36,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:36,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:36,280 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 01:16:36,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2023-12-03 01:16:36,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:36,304 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:36,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:36,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:36,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:36,306 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:36,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2023-12-03 01:16:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:37,503 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:37,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:37,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:37,848 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 01:16:37,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2023-12-03 01:16:37,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:37,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:37,873 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:37,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:37,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:37,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:37,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:37,876 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:37,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-12-03 01:16:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:39,034 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:39,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:39,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:39,419 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 01:16:39,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2023-12-03 01:16:39,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:39,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:39,449 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:39,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:39,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:39,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:39,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:39,451 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:39,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2023-12-03 01:16:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:40,777 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:41,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:41,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:41,166 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 01:16:41,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2023-12-03 01:16:41,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:41,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:41,194 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:41,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:41,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:41,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:41,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:41,196 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:41,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2023-12-03 01:16:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:42,456 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:42,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:42,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:42,836 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 01:16:42,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2023-12-03 01:16:42,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:42,870 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:42,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:42,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:42,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:42,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:42,872 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:42,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2023-12-03 01:16:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:44,260 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:44,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:44,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:44,653 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 01:16:44,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2023-12-03 01:16:44,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:44,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:44,681 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:44,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:44,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:44,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:44,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:44,683 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:44,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2023-12-03 01:16:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:46,026 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:46,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:46,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:46,396 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 01:16:46,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2023-12-03 01:16:46,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:46,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:46,428 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:46,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:46,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:46,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:46,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:46,430 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:46,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2023-12-03 01:16:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:47,848 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:48,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:48,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:48,246 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 01:16:48,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2023-12-03 01:16:48,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:48,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:48,275 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:48,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:48,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:48,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:48,277 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:48,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2023-12-03 01:16:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:49,740 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:50,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:50,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:50,197 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 01:16:50,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2023-12-03 01:16:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:50,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:50,229 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:50,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:50,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:50,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:50,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:50,231 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:50,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2023-12-03 01:16:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:51,809 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:52,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:52,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:52,262 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 01:16:52,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2023-12-03 01:16:52,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:52,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:52,300 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:52,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:52,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:52,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:52,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:52,303 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:52,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2023-12-03 01:16:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:53,817 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:54,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:54,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:54,232 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 01:16:54,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2023-12-03 01:16:54,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:54,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:54,263 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:54,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:54,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:54,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:54,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:54,265 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:54,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2023-12-03 01:16:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:55,930 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:56,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:56,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:56,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:56,343 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 01:16:56,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2023-12-03 01:16:56,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:56,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:56,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:56,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:56,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:56,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:56,380 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:56,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2023-12-03 01:16:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:58,137 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:58,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:58,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:58,585 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 01:16:58,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2023-12-03 01:16:58,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:58,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:16:58,620 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:16:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:16:58,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:58,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:16:58,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:16:58,622 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:16:58,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2023-12-03 01:17:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:00,360 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:00,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:00,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:00,849 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 01:17:00,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2023-12-03 01:17:00,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:00,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:00,888 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:00,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:00,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:00,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:00,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:00,890 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:00,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2023-12-03 01:17:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:02,655 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:03,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:03,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:03,066 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 01:17:03,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2023-12-03 01:17:03,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:03,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:03,103 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:03,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:03,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:03,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:03,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:03,105 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:03,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2023-12-03 01:17:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:04,942 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:05,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:05,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:05,319 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 01:17:05,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2023-12-03 01:17:05,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:05,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:05,356 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:05,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:05,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:05,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:05,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:05,358 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:05,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2023-12-03 01:17:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:07,147 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:07,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:07,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:07,534 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 01:17:07,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2023-12-03 01:17:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:07,575 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:07,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:07,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:07,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:07,577 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:07,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2023-12-03 01:17:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:09,383 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:09,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:09,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:09,731 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 01:17:09,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2023-12-03 01:17:09,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:09,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:09,767 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:09,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:09,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:09,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:09,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:09,769 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:09,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2023-12-03 01:17:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:11,655 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:12,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:12,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:12,087 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 01:17:12,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2023-12-03 01:17:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:12,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:12,127 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:12,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:12,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:12,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:12,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:12,129 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:12,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2023-12-03 01:17:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:14,041 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:14,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:14,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:14,449 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 01:17:14,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2023-12-03 01:17:14,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:14,490 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:14,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:14,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:14,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:14,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:14,491 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:14,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2023-12-03 01:17:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:16,391 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:16,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:16,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:16,737 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 01:17:16,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2023-12-03 01:17:16,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:16,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:16,775 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:16,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:16,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:16,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:16,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:16,777 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:16,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2023-12-03 01:17:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:18,894 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:19,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:19,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:19,264 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 01:17:19,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2023-12-03 01:17:19,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:19,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:19,313 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:19,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:19,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:19,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:19,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:19,315 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:19,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2023-12-03 01:17:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:21,384 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:21,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:21,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:21,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:21,759 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 01:17:21,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2023-12-03 01:17:21,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:21,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:21,798 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:21,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:21,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:21,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:21,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:21,799 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:21,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2023-12-03 01:17:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:23,738 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:24,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:24,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:24,153 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 01:17:24,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2023-12-03 01:17:24,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:24,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:24,202 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:24,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:24,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:24,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:24,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:24,204 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:24,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2023-12-03 01:17:26,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:26,392 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:26,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:26,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:26,778 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 01:17:26,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2023-12-03 01:17:26,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:26,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:26,821 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:26,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:26,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:26,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:26,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:26,823 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:26,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2023-12-03 01:17:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:29,083 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:29,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:29,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:29,453 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 01:17:29,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2023-12-03 01:17:29,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:29,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:29,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:29,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:29,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:29,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:29,501 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:29,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2023-12-03 01:17:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:31,689 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:32,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:32,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:32,127 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 01:17:32,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2023-12-03 01:17:32,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:32,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:32,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:32,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:32,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:32,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:32,182 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:32,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2023-12-03 01:17:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:34,675 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:35,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:35,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:35,076 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 01:17:35,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2023-12-03 01:17:35,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:35,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:35,153 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:35,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:35,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:35,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:35,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:35,154 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:35,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2023-12-03 01:17:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:37,628 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:38,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:38,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:38,016 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 01:17:38,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2023-12-03 01:17:38,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:38,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:38,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:38,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:38,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:38,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:38,065 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:38,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2023-12-03 01:17:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:40,541 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:40,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:40,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:40,958 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 01:17:40,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2023-12-03 01:17:40,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:40,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:40,986 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:40,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:40,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:40,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:40,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:40,988 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:40,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2023-12-03 01:17:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:43,493 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:43,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:43,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:43,861 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 01:17:43,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2023-12-03 01:17:43,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:43,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:43,891 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:43,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:43,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:43,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:43,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:43,892 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:43,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2023-12-03 01:17:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:46,191 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:46,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:46,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:46,645 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 01:17:46,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Forceful destruction successful, exit code 0 [2023-12-03 01:17:46,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:46,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:46,682 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:46,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:46,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:46,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:46,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:46,684 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:46,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2023-12-03 01:17:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:49,162 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:49,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:49,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:49,562 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 01:17:49,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2023-12-03 01:17:49,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:49,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:49,596 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:49,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:49,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:49,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:49,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:49,597 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:49,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2023-12-03 01:17:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:52,233 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:52,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:52,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:52,616 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 01:17:52,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2023-12-03 01:17:52,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:52,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:52,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:52,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:52,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:52,651 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:52,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2023-12-03 01:17:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:55,294 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:55,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:55,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:55,721 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 01:17:55,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2023-12-03 01:17:55,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:55,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:55,754 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:55,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:55,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:55,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:55,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:55,755 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:55,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2023-12-03 01:17:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:58,455 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:17:58,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:58,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:58,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:58,851 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 01:17:58,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2023-12-03 01:17:58,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:58,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:17:58,887 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:17:58,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:17:58,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:58,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:17:58,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:17:58,888 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:17:58,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2023-12-03 01:18:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:01,572 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:01,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:01,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:01,974 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 01:18:02,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2023-12-03 01:18:02,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:02,016 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:02,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:02,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:02,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:02,017 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:02,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2023-12-03 01:18:04,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:04,771 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:05,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:05,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:05,182 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 01:18:05,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2023-12-03 01:18:05,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:05,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:05,217 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:05,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:05,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:05,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:05,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:05,218 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:05,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2023-12-03 01:18:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:07,917 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:08,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:08,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:08,312 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 01:18:08,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2023-12-03 01:18:08,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:08,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:08,344 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:08,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:08,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:08,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:08,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:08,345 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:08,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2023-12-03 01:18:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:11,091 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:11,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:11,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:11,452 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 01:18:11,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2023-12-03 01:18:11,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:11,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:11,485 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:11,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:11,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:11,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:11,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:11,486 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:11,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2023-12-03 01:18:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:14,116 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:14,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:14,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:14,463 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 01:18:14,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2023-12-03 01:18:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:14,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:14,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:14,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:14,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:14,498 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:14,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2023-12-03 01:18:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:17,097 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:17,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:17,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:17,503 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 01:18:17,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2023-12-03 01:18:17,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:17,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:17,538 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:17,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:17,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:17,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:17,540 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:17,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2023-12-03 01:18:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:20,414 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:20,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:20,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:20,806 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 01:18:20,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2023-12-03 01:18:20,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:20,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:20,840 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:20,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:20,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:20,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:20,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:20,841 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:20,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2023-12-03 01:18:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:23,604 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:23,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:23,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:23,970 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 01:18:23,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2023-12-03 01:18:24,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:24,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:24,004 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:24,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:24,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:24,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:24,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:24,006 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:24,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2023-12-03 01:18:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:26,696 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:27,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:27,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:27,068 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 01:18:27,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2023-12-03 01:18:27,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:27,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:27,103 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:27,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:27,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:27,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:27,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:27,104 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:27,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2023-12-03 01:18:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:29,763 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:30,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:30,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:30,113 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 01:18:30,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2023-12-03 01:18:30,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:30,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:30,148 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:30,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:30,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:30,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:30,149 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:30,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2023-12-03 01:18:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:32,940 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:33,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:33,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:33,278 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 01:18:33,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2023-12-03 01:18:33,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:33,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:33,315 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:33,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:33,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:33,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:33,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:33,316 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:33,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2023-12-03 01:18:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:36,000 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:36,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:36,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:36,334 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 01:18:36,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2023-12-03 01:18:36,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:36,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:36,370 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:36,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:36,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:36,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:36,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:36,372 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:36,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2023-12-03 01:18:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:39,471 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:18:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:39,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:18:39,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:39,873 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 01:18:39,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2023-12-03 01:18:39,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:39,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 318 states and 496 transitions. [2023-12-03 01:18:39,908 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 496 transitions. [2023-12-03 01:18:39,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:18:39,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:39,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:18:39,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:18:39,910 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:18:39,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_302dd72e-4137-4855-bca8-6138369885c3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process