./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:51:34,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:51:34,877 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 16:51:34,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:51:34,888 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:51:34,929 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:51:34,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:51:34,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:51:34,932 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:51:34,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:51:34,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:51:34,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:51:34,934 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:51:34,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:51:34,934 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:51:34,934 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:51:34,934 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:51:34,934 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:51:34,934 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:51:34,934 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:51:34,934 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:51:34,934 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:51:34,935 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:51:34,935 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:51:34,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:51:34,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:51:34,935 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:51:34,935 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:51:34,935 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:51:34,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:51:34,936 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 [2024-11-13 16:51:35,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:51:35,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:51:35,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:51:35,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:51:35,344 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:51:35,348 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c Unable to find full path for "g++" [2024-11-13 16:51:37,245 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:51:37,693 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:51:37,694 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c [2024-11-13 16:51:37,708 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/data/2b6c1fc80/85f6954160db4190bbefe54f1ef9a90a/FLAG200b6e3b1 [2024-11-13 16:51:37,726 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/data/2b6c1fc80/85f6954160db4190bbefe54f1ef9a90a [2024-11-13 16:51:37,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:51:37,730 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:51:37,731 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:51:37,731 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:51:37,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:51:37,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:51:37" (1/1) ... [2024-11-13 16:51:37,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e9e00c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:37, skipping insertion in model container [2024-11-13 16:51:37,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:51:37" (1/1) ... [2024-11-13 16:51:37,782 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:51:37,953 WARN L250 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_60b370f8-bdbc-4961-8c57-5908bc5199e3/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-11-13 16:51:38,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:51:38,316 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:51:38,330 WARN L250 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_60b370f8-bdbc-4961-8c57-5908bc5199e3/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-11-13 16:51:38,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:51:38,578 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:51:38,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38 WrapperNode [2024-11-13 16:51:38,578 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:51:38,579 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:51:38,579 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:51:38,579 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:51:38,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38" (1/1) ... [2024-11-13 16:51:38,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38" (1/1) ... [2024-11-13 16:51:38,898 INFO L138 Inliner]: procedures = 18, calls = 41, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2364 [2024-11-13 16:51:38,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:51:38,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:51:38,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:51:38,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:51:38,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38" (1/1) ... [2024-11-13 16:51:38,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38" (1/1) ... [2024-11-13 16:51:38,963 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38" (1/1) ... [2024-11-13 16:51:38,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38" (1/1) ... [2024-11-13 16:51:39,161 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38" (1/1) ... [2024-11-13 16:51:39,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38" (1/1) ... [2024-11-13 16:51:39,247 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38" (1/1) ... [2024-11-13 16:51:39,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38" (1/1) ... [2024-11-13 16:51:39,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:51:39,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:51:39,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:51:39,336 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:51:39,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:38" (1/1) ... [2024-11-13 16:51:39,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:51:39,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:51:39,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:51:39,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:51:39,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:51:39,410 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:51:39,411 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:51:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:51:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:51:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:51:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:51:39,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:51:39,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:51:39,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:51:39,849 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:51:39,852 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:51:43,602 INFO L? ?]: Removed 1277 outVars from TransFormulas that were not future-live. [2024-11-13 16:51:43,602 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:51:47,644 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:51:47,647 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-13 16:51:47,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:51:47 BoogieIcfgContainer [2024-11-13 16:51:47,647 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:51:47,648 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:51:47,648 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:51:47,660 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:51:47,660 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:51:47" (1/1) ... [2024-11-13 16:51:47,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:51:47,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:47,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-11-13 16:51:47,745 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-11-13 16:51:47,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:51:47,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:47,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:48,923 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 16:51:50,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:51:50,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:50,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 16:51:50,383 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 16:51:50,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 16:51:50,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:50,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:51,193 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 16:51:51,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:51,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-13 16:51:51,279 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-13 16:51:51,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 16:51:51,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:51,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:52,021 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 16:51:52,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:52,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-13 16:51:52,119 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 16:51:52,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 16:51:52,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:52,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:52,781 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 16:51:52,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:52,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-11-13 16:51:52,891 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-13 16:51:52,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:51:52,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:52,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:53,668 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 16:51:53,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:53,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-11-13 16:51:53,782 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-13 16:51:53,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:51:53,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:53,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:54,484 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 16:51:54,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:54,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-11-13 16:51:54,602 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-11-13 16:51:54,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 16:51:54,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:54,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:55,415 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 16:51:55,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:55,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-11-13 16:51:55,537 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-11-13 16:51:55,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 16:51:55,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:55,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:56,468 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 16:51:56,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:56,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2024-11-13 16:51:56,591 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2024-11-13 16:51:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 16:51:56,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:56,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:56,971 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 16:51:57,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:57,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2024-11-13 16:51:57,038 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-11-13 16:51:57,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 16:51:57,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:57,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:57,460 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 16:51:57,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:57,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-11-13 16:51:57,601 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-11-13 16:51:57,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:57,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:57,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:58,150 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 16:51:58,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:58,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2024-11-13 16:51:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-11-13 16:51:58,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 16:51:58,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:58,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:58,915 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 16:51:59,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:59,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2024-11-13 16:51:59,079 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-11-13 16:51:59,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 16:51:59,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:59,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:59,729 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 16:51:59,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:59,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2024-11-13 16:51:59,900 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2024-11-13 16:51:59,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:51:59,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:59,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:00,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:00,647 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 16:52:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:00,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2024-11-13 16:52:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2024-11-13 16:52:00,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 16:52:00,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:00,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:01,541 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 16:52:01,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:01,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2024-11-13 16:52:01,703 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2024-11-13 16:52:01,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 16:52:01,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:01,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:02,641 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 16:52:02,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:02,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2024-11-13 16:52:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2024-11-13 16:52:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 16:52:02,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:02,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:06,488 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-13 16:52:17,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:52:18,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:18,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2024-11-13 16:52:18,197 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2024-11-13 16:52:18,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 16:52:18,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:18,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:19,188 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 16:52:21,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:52:21,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:21,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2024-11-13 16:52:21,301 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2024-11-13 16:52:21,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 16:52:21,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:21,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:22,288 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 16:52:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:23,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2024-11-13 16:52:23,510 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2024-11-13 16:52:23,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-13 16:52:23,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:23,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:23,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 16:52:35,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:52:35,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:35,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2024-11-13 16:52:35,059 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2024-11-13 16:52:35,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 16:52:35,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:35,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:36,462 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 16:52:37,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:37,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2024-11-13 16:52:37,852 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2024-11-13 16:52:37,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-13 16:52:37,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:37,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:39,316 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 16:52:45,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:52:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:45,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2024-11-13 16:52:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2024-11-13 16:52:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-13 16:52:45,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:45,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:47,547 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 16:52:56,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:52:56,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:56,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 58 states and 74 transitions. [2024-11-13 16:52:56,922 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2024-11-13 16:52:56,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-13 16:52:56,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:56,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 16:53:00,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:53:00,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:00,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 59 states and 75 transitions. [2024-11-13 16:53:00,535 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2024-11-13 16:53:00,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 16:53:00,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:00,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:02,297 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 16:53:12,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:53:12,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:12,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 60 states and 76 transitions. [2024-11-13 16:53:12,671 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 76 transitions. [2024-11-13 16:53:12,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 16:53:12,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:12,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:13,543 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-13 16:53:23,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:53:23,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:23,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 61 states and 77 transitions. [2024-11-13 16:53:23,719 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2024-11-13 16:53:23,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-13 16:53:23,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:23,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:24,682 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-13 16:53:25,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 78 transitions. [2024-11-13 16:53:25,031 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2024-11-13 16:53:25,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 16:53:25,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:25,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:25,938 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-13 16:53:26,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:26,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2024-11-13 16:53:26,298 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2024-11-13 16:53:26,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 16:53:26,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:26,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:27,449 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-13 16:53:27,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:27,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 64 states and 80 transitions. [2024-11-13 16:53:27,800 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 80 transitions. [2024-11-13 16:53:27,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 16:53:27,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:27,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-13 16:53:29,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 65 states and 81 transitions. [2024-11-13 16:53:29,448 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 81 transitions. [2024-11-13 16:53:29,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-13 16:53:29,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:29,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:30,853 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-13 16:53:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:31,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 66 states and 82 transitions. [2024-11-13 16:53:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 82 transitions. [2024-11-13 16:53:31,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-13 16:53:31,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:31,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:33,093 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-13 16:53:33,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:33,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 67 states and 83 transitions. [2024-11-13 16:53:33,546 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2024-11-13 16:53:33,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 16:53:33,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:33,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:35,272 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-13 16:53:35,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:35,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2024-11-13 16:53:35,621 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2024-11-13 16:53:35,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-13 16:53:35,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:35,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:35,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:36,404 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-13 16:53:36,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:36,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 69 states and 85 transitions. [2024-11-13 16:53:36,543 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 85 transitions. [2024-11-13 16:53:36,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 16:53:36,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:36,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:37,378 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-13 16:53:37,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:37,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 70 states and 86 transitions. [2024-11-13 16:53:37,748 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 86 transitions. [2024-11-13 16:53:37,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 16:53:37,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:37,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:38,641 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-13 16:53:39,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:39,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 71 states and 87 transitions. [2024-11-13 16:53:39,047 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2024-11-13 16:53:39,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-13 16:53:39,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:39,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:40,447 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-13 16:53:40,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:40,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2024-11-13 16:53:40,842 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2024-11-13 16:53:40,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-13 16:53:40,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:40,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-13 16:53:42,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:42,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 73 states and 89 transitions. [2024-11-13 16:53:42,488 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2024-11-13 16:53:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 16:53:42,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:42,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:43,931 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-13 16:53:44,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:44,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 74 states and 90 transitions. [2024-11-13 16:53:44,314 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 90 transitions. [2024-11-13 16:53:44,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 16:53:44,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:44,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:46,097 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-13 16:53:46,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:46,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 75 states and 91 transitions. [2024-11-13 16:53:46,490 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2024-11-13 16:53:46,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 16:53:46,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:46,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-13 16:53:48,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:48,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 76 states and 92 transitions. [2024-11-13 16:53:48,626 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 92 transitions. [2024-11-13 16:53:48,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-13 16:53:48,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:48,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:49,334 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-13 16:53:49,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 93 transitions. [2024-11-13 16:53:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 93 transitions. [2024-11-13 16:53:49,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 16:53:49,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:49,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:50,356 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-13 16:53:50,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:50,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 78 states and 94 transitions. [2024-11-13 16:53:50,791 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 94 transitions. [2024-11-13 16:53:50,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-13 16:53:50,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:50,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:52,045 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-13 16:53:52,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:52,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 79 states and 95 transitions. [2024-11-13 16:53:52,489 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 95 transitions. [2024-11-13 16:53:52,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 16:53:52,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:52,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:54,139 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-13 16:53:54,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:54,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 96 transitions. [2024-11-13 16:53:54,620 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 96 transitions. [2024-11-13 16:53:54,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 16:53:54,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:54,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:56,100 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-13 16:53:56,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:56,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 81 states and 97 transitions. [2024-11-13 16:53:56,570 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 97 transitions. [2024-11-13 16:53:56,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 16:53:56,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:56,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-13 16:53:58,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:58,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 82 states and 98 transitions. [2024-11-13 16:53:58,622 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 98 transitions. [2024-11-13 16:53:58,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 16:53:58,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:58,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:00,755 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-13 16:54:01,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:01,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 83 states and 99 transitions. [2024-11-13 16:54:01,183 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 99 transitions. [2024-11-13 16:54:01,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-13 16:54:01,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:01,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:03,155 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-13 16:54:03,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 84 states and 100 transitions. [2024-11-13 16:54:03,582 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 100 transitions. [2024-11-13 16:54:03,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-13 16:54:03,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:03,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:54:25,291 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:54:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:54:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:54:59,890 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:485) 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) [2024-11-13 16:54:59,898 INFO L158 Benchmark]: Toolchain (without parser) took 202167.76ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 117.6MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 479.1MB. Max. memory is 16.1GB. [2024-11-13 16:54:59,898 INFO L158 Benchmark]: CDTParser took 3.44ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:54:59,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 847.85ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 77.4MB in the end (delta: 40.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 16:54:59,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 319.03ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 65.5MB in the end (delta: 11.9MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2024-11-13 16:54:59,903 INFO L158 Benchmark]: Boogie Preprocessor took 434.51ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 65.5MB in the beginning and 354.1MB in the end (delta: -288.6MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2024-11-13 16:54:59,904 INFO L158 Benchmark]: RCFGBuilder took 8312.60ms. Allocated memory was 427.8MB in the beginning and 855.6MB in the end (delta: 427.8MB). Free memory was 354.1MB in the beginning and 471.6MB in the end (delta: -117.5MB). Peak memory consumption was 527.5MB. Max. memory is 16.1GB. [2024-11-13 16:54:59,904 INFO L158 Benchmark]: CodeCheck took 192248.53ms. Allocated memory was 855.6MB in the beginning and 2.4GB in the end (delta: 1.6GB). Free memory was 471.6MB in the beginning and 1.9GB in the end (delta: -1.5GB). Peak memory consumption was 120.6MB. Max. memory is 16.1GB. [2024-11-13 16:54:59,909 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:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.44ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 847.85ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 77.4MB in the end (delta: 40.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 319.03ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 65.5MB in the end (delta: 11.9MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 434.51ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 65.5MB in the beginning and 354.1MB in the end (delta: -288.6MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. * RCFGBuilder took 8312.60ms. Allocated memory was 427.8MB in the beginning and 855.6MB in the end (delta: 427.8MB). Free memory was 354.1MB in the beginning and 471.6MB in the end (delta: -117.5MB). Peak memory consumption was 527.5MB. Max. memory is 16.1GB. * CodeCheck took 192248.53ms. Allocated memory was 855.6MB in the beginning and 2.4GB in the end (delta: 1.6GB). Free memory was 471.6MB in the beginning and 1.9GB in the end (delta: -1.5GB). Peak memory consumption was 120.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:54:59,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:55:03,191 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:55:03,333 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 16:55:03,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:55:03,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:55:03,401 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:55:03,402 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:55:03,402 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:55:03,402 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:55:03,403 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:55:03,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:55:03,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:55:03,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:55:03,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:55:03,406 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:55:03,406 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:55:03,406 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:55:03,406 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:55:03,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:55:03,407 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:55:03,407 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:55:03,407 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:55:03,407 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:55:03,407 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:03,407 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:55:03,407 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:55:03,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:55:03,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:55:03,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:55:03,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:55:03,408 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:55:03,408 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:03,408 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:55:03,408 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 [2024-11-13 16:55:03,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:55:03,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:55:03,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:55:03,841 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:55:03,842 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:55:03,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c Unable to find full path for "g++" [2024-11-13 16:55:05,942 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:55:06,370 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:55:06,370 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c [2024-11-13 16:55:06,382 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/data/9ed3a48d2/5ea534f7c6354035b5f6facfbc6dda78/FLAG5dee95ade [2024-11-13 16:55:06,406 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/data/9ed3a48d2/5ea534f7c6354035b5f6facfbc6dda78 [2024-11-13 16:55:06,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:55:06,410 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:55:06,413 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:55:06,414 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:55:06,419 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:55:06,420 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:55:06" (1/1) ... [2024-11-13 16:55:06,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@706c0185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:06, skipping insertion in model container [2024-11-13 16:55:06,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:55:06" (1/1) ... [2024-11-13 16:55:06,480 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:55:06,696 WARN L250 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_60b370f8-bdbc-4961-8c57-5908bc5199e3/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-11-13 16:55:06,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:55:06,948 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:55:06,960 WARN L250 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_60b370f8-bdbc-4961-8c57-5908bc5199e3/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-11-13 16:55:07,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:55:07,139 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:55:07,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07 WrapperNode [2024-11-13 16:55:07,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:55:07,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:55:07,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:55:07,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:55:07,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07" (1/1) ... [2024-11-13 16:55:07,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07" (1/1) ... [2024-11-13 16:55:07,293 INFO L138 Inliner]: procedures = 18, calls = 41, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 946 [2024-11-13 16:55:07,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:55:07,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:55:07,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:55:07,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:55:07,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07" (1/1) ... [2024-11-13 16:55:07,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07" (1/1) ... [2024-11-13 16:55:07,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07" (1/1) ... [2024-11-13 16:55:07,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07" (1/1) ... [2024-11-13 16:55:07,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07" (1/1) ... [2024-11-13 16:55:07,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07" (1/1) ... [2024-11-13 16:55:07,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07" (1/1) ... [2024-11-13 16:55:07,387 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07" (1/1) ... [2024-11-13 16:55:07,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:55:07,407 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:55:07,407 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:55:07,407 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:55:07,408 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:07" (1/1) ... [2024-11-13 16:55:07,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:55:07,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:55:07,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:55:07,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:55:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:55:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-13 16:55:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:55:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:55:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:55:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:55:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:55:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:55:07,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-13 16:55:07,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:55:07,845 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:55:07,847 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:55:08,874 INFO L? ?]: Removed 675 outVars from TransFormulas that were not future-live. [2024-11-13 16:55:08,875 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:55:09,194 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:55:09,195 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-13 16:55:09,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:55:09 BoogieIcfgContainer [2024-11-13 16:55:09,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:55:09,197 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:55:09,198 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:55:09,208 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:55:09,208 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:55:09" (1/1) ... [2024-11-13 16:55:09,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:55:09,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:09,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-11-13 16:55:09,276 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-11-13 16:55:09,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:55:09,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:09,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:09,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:09,286 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:09,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:55:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:10,027 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:10,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 16:55:10,310 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:10,353 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 16:55:10,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:55:10,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:10,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 16:55:10,420 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 16:55:10,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 16:55:10,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:10,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:10,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:10,423 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:10,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:55:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:11,100 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:11,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 16:55:11,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:11,362 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 16:55:11,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 16:55:11,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:11,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-13 16:55:11,408 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-13 16:55:11,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 16:55:11,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:11,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:11,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:11,411 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:11,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 16:55:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:12,085 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:12,308 INFO L255 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:55:12,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:12,349 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 16:55:12,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 16:55:12,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:12,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-13 16:55:12,429 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 16:55:12,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 16:55:12,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:12,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:12,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:12,432 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:12,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 16:55:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:13,137 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:13,322 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:55:13,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:13,349 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-11-13 16:55:13,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 16:55:13,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:13,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-11-13 16:55:13,440 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-13 16:55:13,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:55:13,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:13,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:13,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:13,444 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:13,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 16:55:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:14,221 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:14,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:55:14,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:14,445 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-11-13 16:55:14,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 16:55:14,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:14,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-11-13 16:55:14,561 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-13 16:55:14,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:55:14,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:14,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:14,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:14,564 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:14,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 16:55:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:15,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:15,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 16:55:15,502 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:15,552 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-11-13 16:55:15,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 16:55:15,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:15,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-11-13 16:55:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-11-13 16:55:15,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 16:55:15,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:15,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:15,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:15,660 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:15,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 16:55:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:16,395 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:16,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:55:16,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:16,632 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:55:16,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 16:55:16,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:16,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-11-13 16:55:16,748 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-11-13 16:55:16,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 16:55:16,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:16,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:16,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:16,754 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:16,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 16:55:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:17,573 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:17,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 16:55:17,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:17,830 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:55:17,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 16:55:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:17,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2024-11-13 16:55:17,958 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2024-11-13 16:55:17,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 16:55:17,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:17,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:17,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:17,962 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:17,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 16:55:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:18,792 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:18,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:55:18,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:18,999 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:55:19,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 16:55:19,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:19,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2024-11-13 16:55:19,152 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-11-13 16:55:19,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 16:55:19,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:19,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:19,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:19,157 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:19,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 16:55:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:20,088 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:20,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 16:55:20,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:20,331 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:55:20,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 16:55:20,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:20,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-11-13 16:55:20,488 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-11-13 16:55:20,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:20,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:20,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:20,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:20,492 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:20,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 16:55:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:21,430 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:21,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 16:55:21,589 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:22,424 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 16:55:22,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 16:55:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:25,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2024-11-13 16:55:25,764 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2024-11-13 16:55:25,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 16:55:25,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:25,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:25,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:25,771 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:25,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 16:55:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:27,097 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:27,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 16:55:27,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:27,567 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-13 16:55:27,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 16:55:27,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:27,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-11-13 16:55:27,773 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-11-13 16:55:27,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 16:55:27,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:27,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:27,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:27,778 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:27,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 16:55:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:29,227 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:29,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 16:55:29,589 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:29,726 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-13 16:55:29,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 16:55:29,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:29,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2024-11-13 16:55:29,899 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2024-11-13 16:55:29,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-13 16:55:29,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:29,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:29,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:29,907 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:29,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 16:55:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:31,439 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:31,828 INFO L255 TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 16:55:31,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:31,975 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-13 16:55:31,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 16:55:32,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:32,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2024-11-13 16:55:32,131 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2024-11-13 16:55:32,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-13 16:55:32,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:32,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:32,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:32,134 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:32,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 16:55:33,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:33,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:34,117 INFO L255 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 16:55:34,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:34,261 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-13 16:55:34,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 16:55:34,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:34,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2024-11-13 16:55:34,468 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2024-11-13 16:55:34,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 16:55:34,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:34,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:34,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:34,473 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:34,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 16:55:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:36,321 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:36,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:55:36,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:36,777 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-13 16:55:36,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-13 16:55:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2024-11-13 16:55:37,201 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2024-11-13 16:55:37,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 16:55:37,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:37,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:37,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:37,205 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:37,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 16:55:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:39,022 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:39,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:39,380 INFO L255 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:55:39,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:39,620 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-11-13 16:55:39,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-13 16:55:40,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:40,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2024-11-13 16:55:40,116 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2024-11-13 16:55:40,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 16:55:40,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:40,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:40,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:40,125 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:40,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 16:55:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:42,129 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:42,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:55:42,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:42,742 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-13 16:55:42,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-13 16:55:43,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:43,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2024-11-13 16:55:43,377 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2024-11-13 16:55:43,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 16:55:43,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:43,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:43,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:43,384 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:43,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 16:55:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:45,519 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:45,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:45,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 836 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:55:45,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:46,084 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-13 16:55:46,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 16:55:46,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:46,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2024-11-13 16:55:46,651 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2024-11-13 16:55:46,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-13 16:55:46,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:46,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:46,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:46,656 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:46,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 16:55:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:48,863 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:49,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 842 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:55:49,187 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:49,352 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-13 16:55:49,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 16:55:50,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:50,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2024-11-13 16:55:50,155 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2024-11-13 16:55:50,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 16:55:50,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:50,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:50,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:50,158 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:50,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 16:55:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:52,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:52,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 848 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 16:55:52,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:53,229 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-13 16:55:53,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 16:55:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:53,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2024-11-13 16:55:53,978 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2024-11-13 16:55:53,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-13 16:55:53,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:53,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:53,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:53,981 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:53,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 16:55:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:56,768 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:57,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:55:57,138 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-13 16:55:57,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 16:55:58,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:58,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2024-11-13 16:55:58,018 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2024-11-13 16:55:58,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-13 16:55:58,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:58,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:58,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:58,021 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:58,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 16:56:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:00,852 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:01,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 860 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 16:56:01,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:01,594 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-13 16:56:01,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 16:56:02,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2024-11-13 16:56:02,504 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2024-11-13 16:56:02,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-13 16:56:02,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:02,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:02,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:02,507 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:02,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 16:56:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:05,386 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:05,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:56:05,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:06,031 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-13 16:56:06,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 16:56:06,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:06,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2024-11-13 16:56:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2024-11-13 16:56:06,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 16:56:06,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:06,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:06,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:06,771 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:06,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 16:56:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:09,909 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:10,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 872 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 16:56:10,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:10,665 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-13 16:56:10,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 16:56:11,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:11,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2024-11-13 16:56:11,576 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2024-11-13 16:56:11,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 16:56:11,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:11,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:11,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:11,579 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:11,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 16:56:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:14,714 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:15,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 878 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:56:15,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:15,417 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-13 16:56:15,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 16:56:16,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:16,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2024-11-13 16:56:16,166 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2024-11-13 16:56:16,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-13 16:56:16,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:16,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:16,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:16,169 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:16,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 16:56:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:19,232 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:19,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 884 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 16:56:19,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-13 16:56:20,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 16:56:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:20,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2024-11-13 16:56:20,889 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2024-11-13 16:56:20,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 16:56:20,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:20,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:20,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:20,892 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:20,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 16:56:24,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:24,141 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:24,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 890 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:56:24,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:24,985 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-13 16:56:25,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-11-13 16:56:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:26,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2024-11-13 16:56:26,445 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2024-11-13 16:56:26,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 16:56:26,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:26,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:26,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:26,448 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:26,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 16:56:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:29,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:30,315 INFO L255 TraceCheckSpWp]: Trace formula consists of 895 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 16:56:30,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-13 16:56:30,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-13 16:56:32,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 64 states and 81 transitions. [2024-11-13 16:56:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2024-11-13 16:56:32,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 16:56:32,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:32,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:32,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:32,471 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:32,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 16:56:35,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:35,936 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:36,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 900 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:56:36,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:36,715 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-13 16:56:36,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 16:56:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:38,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2024-11-13 16:56:38,045 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2024-11-13 16:56:38,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-13 16:56:38,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:38,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:38,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:38,050 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:38,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 16:56:41,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:41,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:41,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:41,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 16:56:41,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:42,151 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-13 16:56:42,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 16:56:43,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:43,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2024-11-13 16:56:43,470 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2024-11-13 16:56:43,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-13 16:56:43,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:43,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:43,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:43,475 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:43,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 16:56:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:46,968 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:47,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:56:47,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:47,596 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-13 16:56:47,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 16:56:48,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 67 states and 84 transitions. [2024-11-13 16:56:48,506 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2024-11-13 16:56:48,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 16:56:48,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:48,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:48,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:48,508 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:48,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 16:56:52,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:52,565 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:53,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 16:56:53,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-13 16:56:53,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 16:56:54,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:54,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 68 states and 85 transitions. [2024-11-13 16:56:54,852 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 85 transitions. [2024-11-13 16:56:54,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-13 16:56:54,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:54,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:54,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:54,856 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:54,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 16:56:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:58,631 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:58,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:56:58,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:59,292 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-13 16:56:59,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 16:57:00,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:00,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 69 states and 86 transitions. [2024-11-13 16:57:00,210 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2024-11-13 16:57:00,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 16:57:00,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:00,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:00,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:00,212 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:00,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 16:57:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:04,068 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:04,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:04,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 928 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 16:57:04,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:04,821 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-13 16:57:04,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 16:57:05,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:05,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 70 states and 87 transitions. [2024-11-13 16:57:05,867 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2024-11-13 16:57:05,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 16:57:05,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:05,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:05,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:05,874 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:05,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 16:57:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:09,912 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:10,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:57:10,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:10,751 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-13 16:57:10,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 16:57:11,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:11,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2024-11-13 16:57:11,737 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2024-11-13 16:57:11,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-13 16:57:11,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:11,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:11,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:11,740 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:11,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 16:57:15,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:15,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:16,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 16:57:16,186 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:16,593 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-13 16:57:16,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 16:57:17,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2024-11-13 16:57:17,678 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2024-11-13 16:57:17,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-13 16:57:17,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:17,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:17,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:17,682 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:17,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 16:57:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:21,970 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:22,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:57:22,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:22,749 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-11-13 16:57:22,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-13 16:57:23,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:23,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2024-11-13 16:57:23,858 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2024-11-13 16:57:23,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 16:57:23,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:23,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:23,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:23,861 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:23,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 16:57:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:28,148 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:28,513 INFO L255 TraceCheckSpWp]: Trace formula consists of 952 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 16:57:28,516 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:28,901 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-11-13 16:57:28,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 16:57:29,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:29,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 74 states and 91 transitions. [2024-11-13 16:57:29,975 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 91 transitions. [2024-11-13 16:57:29,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 16:57:29,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:29,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:29,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:29,980 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:29,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 16:57:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:34,376 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:34,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:57:34,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:35,139 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2024-11-13 16:57:35,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 16:57:36,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:36,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2024-11-13 16:57:36,944 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2024-11-13 16:57:36,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 16:57:36,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:36,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:36,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:36,947 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:36,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 16:57:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:41,502 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:41,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 16:57:41,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:42,372 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2024-11-13 16:57:42,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 16:57:44,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:44,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 76 states and 92 transitions. [2024-11-13 16:57:44,175 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 92 transitions. [2024-11-13 16:57:44,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-13 16:57:44,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:44,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:44,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:44,179 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:44,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 16:57:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:48,846 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:49,261 INFO L255 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:57:49,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-13 16:57:49,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 16:57:51,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:51,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 93 transitions. [2024-11-13 16:57:51,091 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 93 transitions. [2024-11-13 16:57:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 16:57:51,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:51,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:51,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:51,100 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:51,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 16:57:55,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:55,912 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:56,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 974 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 16:57:56,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:56,760 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-13 16:57:56,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-13 16:57:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 78 states and 93 transitions. [2024-11-13 16:57:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 93 transitions. [2024-11-13 16:57:58,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-13 16:57:58,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:58,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:58,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:58,071 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:58,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 16:58:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:03,018 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:03,401 INFO L255 TraceCheckSpWp]: Trace formula consists of 980 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:58:03,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:03,852 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-13 16:58:03,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Forceful destruction successful, exit code 0 [2024-11-13 16:58:05,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:05,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 79 states and 94 transitions. [2024-11-13 16:58:05,123 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 94 transitions. [2024-11-13 16:58:05,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 16:58:05,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:05,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:05,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:05,125 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:05,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 16:58:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:10,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:10,621 INFO L255 TraceCheckSpWp]: Trace formula consists of 986 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 16:58:10,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:11,087 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-13 16:58:11,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Forceful destruction successful, exit code 0 [2024-11-13 16:58:12,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:12,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2024-11-13 16:58:12,497 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2024-11-13 16:58:12,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 16:58:12,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:12,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:12,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:12,499 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:12,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 16:58:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:17,637 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:18,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:18,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:58:18,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-13 16:58:18,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 16:58:19,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:19,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 81 states and 95 transitions. [2024-11-13 16:58:19,939 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 95 transitions. [2024-11-13 16:58:19,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 16:58:19,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:19,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:19,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:19,944 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:19,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 16:58:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:25,627 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:26,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 16:58:26,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:26,611 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-13 16:58:26,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 16:58:28,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:28,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 95 transitions. [2024-11-13 16:58:28,050 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2024-11-13 16:58:28,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 16:58:28,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:28,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:28,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:28,053 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:28,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 16:58:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:33,514 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:33,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 1004 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:58:33,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:34,431 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-13 16:58:34,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-13 16:58:35,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:35,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 83 states and 96 transitions. [2024-11-13 16:58:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2024-11-13 16:58:35,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-13 16:58:35,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:35,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:35,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:35,835 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:35,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 16:58:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:41,473 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:41,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 1010 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 16:58:41,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:42,456 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-13 16:58:42,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 16:58:44,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:44,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 84 states and 96 transitions. [2024-11-13 16:58:44,024 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 96 transitions. [2024-11-13 16:58:44,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-13 16:58:44,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:44,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:44,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:44,026 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:44,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 16:58:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:50,301 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:50,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 1016 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 16:58:50,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:56,777 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2024-11-13 16:58:56,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-13 17:00:29,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:29,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 144 states and 177 transitions. [2024-11-13 17:00:29,122 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 177 transitions. [2024-11-13 17:00:29,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-13 17:00:29,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:29,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:29,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:29,127 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:29,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 17:00:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:36,290 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:37,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:37,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 1618 conjuncts, 144 conjuncts are in the unsatisfiable core [2024-11-13 17:00:37,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:30,097 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-13 17:01:30,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-13 17:01:30,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b370f8-bdbc-4961-8c57-5908bc5199e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Forceful destruction successful, exit code 0 [2024-11-13 17:01:30,145 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) 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) [2024-11-13 17:01:30,150 INFO L158 Benchmark]: Toolchain (without parser) took 383739.23ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 94.3MB in the beginning and 553.6MB in the end (delta: -459.4MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-13 17:01:30,150 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 83.9MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 17:01:30,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 728.32ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 61.0MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 17:01:30,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 152.20ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 54.1MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 17:01:30,151 INFO L158 Benchmark]: Boogie Preprocessor took 111.77ms. Allocated memory is still 117.4MB. Free memory was 54.1MB in the beginning and 49.2MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 17:01:30,151 INFO L158 Benchmark]: RCFGBuilder took 1789.41ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 40.0MB in the end (delta: 9.3MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2024-11-13 17:01:30,152 INFO L158 Benchmark]: CodeCheck took 380951.07ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 40.0MB in the beginning and 553.6MB in the end (delta: -513.7MB). Peak memory consumption was 956.9MB. Max. memory is 16.1GB. [2024-11-13 17:01:30,153 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 83.9MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 728.32ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 61.0MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 152.20ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 54.1MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.77ms. Allocated memory is still 117.4MB. Free memory was 54.1MB in the beginning and 49.2MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1789.41ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 40.0MB in the end (delta: 9.3MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * CodeCheck took 380951.07ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 40.0MB in the beginning and 553.6MB in the end (delta: -513.7MB). Peak memory consumption was 956.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants