./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0683a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0683a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8b963dab0783e422b75953189370465965b212870ded446ba90d377e4c26669 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:50:27,017 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:50:27,119 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:50:27,126 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:50:27,126 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:50:27,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:50:27,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:50:27,156 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:50:27,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:50:27,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:50:27,157 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:50:27,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:50:27,157 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:50:27,158 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:50:27,158 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:50:27,158 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:50:27,158 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:50:27,158 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:50:27,158 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:50:27,159 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:50:27,159 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:50:27,159 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:50:27,159 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:50:27,159 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:50:27,160 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:50:27,160 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:50:27,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:50:27,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:50:27,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:50:27,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:50:27,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:50:27,161 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:50:27,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:50:27,161 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_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8b963dab0783e422b75953189370465965b212870ded446ba90d377e4c26669 [2024-11-25 04:50:27,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:50:27,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:50:27,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:50:27,580 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:50:27,580 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:50:27,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0683a.c [2024-11-25 04:50:31,041 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/data/06158a900/471d592a1c4a4b18930de736fe6720f8/FLAGf2f434a03 [2024-11-25 04:50:31,421 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:50:31,421 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/sv-benchmarks/c/float-newlib/float_req_bl_0683a.c [2024-11-25 04:50:31,450 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/data/06158a900/471d592a1c4a4b18930de736fe6720f8/FLAGf2f434a03 [2024-11-25 04:50:31,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/data/06158a900/471d592a1c4a4b18930de736fe6720f8 [2024-11-25 04:50:31,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:50:31,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:50:31,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:50:31,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:50:31,476 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:50:31,477 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:50:31" (1/1) ... [2024-11-25 04:50:31,478 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f3a5ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:31, skipping insertion in model container [2024-11-25 04:50:31,479 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:50:31" (1/1) ... [2024-11-25 04:50:31,512 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:50:31,664 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-25 04:50:31,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@556f9dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:31, skipping insertion in model container [2024-11-25 04:50:31,665 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:50:31,666 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-25 04:50:31,667 INFO L158 Benchmark]: Toolchain (without parser) took 197.61ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 92.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:50:31,668 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:50:31,668 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.88ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 92.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:50:31,669 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.88ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 92.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9]: Unsupported Syntax floats in unions are not supported in the integer translation. RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0683a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8b963dab0783e422b75953189370465965b212870ded446ba90d377e4c26669 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:50:34,262 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:50:34,412 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:50:34,459 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:50:34,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:50:34,460 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:50:34,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:50:34,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:50:34,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:50:34,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:50:34,462 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:50:34,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:50:34,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:50:34,463 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:50:34,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:50:34,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:50:34,463 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:50:34,463 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:50:34,463 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:50:34,463 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:50:34,463 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:50:34,463 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:50:34,464 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:50:34,464 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:50:34,464 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:50:34,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:50:34,465 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:50:34,466 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:50:34,466 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:50:34,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:50:34,466 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:50:34,466 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:50:34,466 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:50:34,467 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:50:34,467 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:50:34,467 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:50:34,467 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_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8b963dab0783e422b75953189370465965b212870ded446ba90d377e4c26669 [2024-11-25 04:50:34,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:50:34,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:50:34,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:50:34,851 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:50:34,852 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:50:34,853 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0683a.c [2024-11-25 04:50:37,913 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/data/5b04c7e93/0f15d217b2de442192dd08c8a760c943/FLAG02b1d0533 [2024-11-25 04:50:38,244 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:50:38,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/sv-benchmarks/c/float-newlib/float_req_bl_0683a.c [2024-11-25 04:50:38,260 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/data/5b04c7e93/0f15d217b2de442192dd08c8a760c943/FLAG02b1d0533 [2024-11-25 04:50:38,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/data/5b04c7e93/0f15d217b2de442192dd08c8a760c943 [2024-11-25 04:50:38,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:50:38,293 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:50:38,295 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:50:38,296 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:50:38,302 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:50:38,303 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,304 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6257a412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38, skipping insertion in model container [2024-11-25 04:50:38,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,337 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:50:38,661 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_36390e93-75b0-4d99-8430-bbef63f48b02/sv-benchmarks/c/float-newlib/float_req_bl_0683a.c[5826,5839] [2024-11-25 04:50:38,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:50:38,692 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:50:38,767 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_36390e93-75b0-4d99-8430-bbef63f48b02/sv-benchmarks/c/float-newlib/float_req_bl_0683a.c[5826,5839] [2024-11-25 04:50:38,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:50:38,796 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:50:38,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38 WrapperNode [2024-11-25 04:50:38,797 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:50:38,798 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:50:38,799 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:50:38,799 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:50:38,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,866 INFO L138 Inliner]: procedures = 25, calls = 89, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 258 [2024-11-25 04:50:38,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:50:38,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:50:38,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:50:38,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:50:38,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,886 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,914 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,916 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,940 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:50:38,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:50:38,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:50:38,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:50:38,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:50:38" (1/1) ... [2024-11-25 04:50:38,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:50:38,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:50:38,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:50:38,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:50:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:50:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-25 04:50:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:50:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:50:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-25 04:50:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2024-11-25 04:50:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2024-11-25 04:50:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 04:50:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-25 04:50:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:50:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:50:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-25 04:50:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2024-11-25 04:50:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2024-11-25 04:50:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 04:50:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:50:39,133 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:50:39,135 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:51:20,548 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-25 04:51:20,548 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:51:20,696 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:51:20,697 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-25 04:51:20,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:51:20 BoogieIcfgContainer [2024-11-25 04:51:20,698 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:51:20,699 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:51:20,699 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:51:20,709 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:51:20,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:51:20,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:51:20,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2024-11-25 04:51:20,773 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2024-11-25 04:51:20,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:51:20,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:51:20,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:51:20,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:51:20,780 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:51:20,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:51:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:21,903 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:51:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:22,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:51:22,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:51:22,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:51:22,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:51:22,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:51:22,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2024-11-25 04:51:22,469 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2024-11-25 04:51:22,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:51:22,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:51:22,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:51:22,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:51:22,472 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:51:22,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:51:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:25,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:51:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:25,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-25 04:51:25,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:51:25,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-25 04:51:26,752 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-25 04:51:26,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 31 [2024-11-25 04:51:26,825 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:51:26,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 28 [2024-11-25 04:51:30,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:51:30,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 04:51:33,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:51:33,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 76 states and 116 transitions. [2024-11-25 04:51:33,006 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2024-11-25 04:51:33,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:51:33,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:51:33,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:51:33,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:51:33,013 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:51:33,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:51:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:35,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:51:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:35,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:51:35,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:51:36,045 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:51:36,046 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2024-11-25 04:51:36,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:51:36,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 04:51:38,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:51:38,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 118 transitions. [2024-11-25 04:51:38,456 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2024-11-25 04:51:38,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:51:38,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:51:38,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:51:38,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:51:38,460 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:51:38,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 04:51:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:41,682 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:51:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:41,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:51:41,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:51:42,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-25 04:51:42,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-25 04:51:44,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:51:44,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 04:51:51,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:51:51,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 108 transitions. [2024-11-25 04:51:51,094 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2024-11-25 04:51:51,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:51:51,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:51:51,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:51:51,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:51:51,103 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:51:51,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 04:51:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:54,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:51:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:54,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:51:54,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:51:54,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-25 04:51:54,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-25 04:51:55,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:51:55,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 04:51:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:51:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2024-11-25 04:51:55,256 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2024-11-25 04:51:55,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:51:55,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:51:55,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:51:55,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:51:55,261 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:51:55,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 04:51:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:59,176 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:51:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:59,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 04:51:59,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:51:59,474 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:51:59,475 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-25 04:52:01,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:52:01,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-25 04:52:09,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:52:09,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 73 states and 106 transitions. [2024-11-25 04:52:09,732 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 106 transitions. [2024-11-25 04:52:09,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:52:09,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:52:09,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:52:09,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:52:09,738 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:52:09,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 04:52:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:52:12,418 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:52:12,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:52:12,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 04:52:12,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:52:15,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:52:15,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-25 04:53:02,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:53:04,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:53:12,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:53:16,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:53:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:53:19,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 75 states and 119 transitions. [2024-11-25 04:53:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 119 transitions. [2024-11-25 04:53:19,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:53:19,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:53:19,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:53:19,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:53:19,594 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:53:19,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 04:53:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:53:22,612 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:53:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:53:22,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-25 04:53:22,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:53:23,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-25 04:53:23,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-25 04:53:28,297 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:53:28,298 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-25 04:53:32,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:53:32,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 04:55:02,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:55:02,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2024-11-25 04:55:02,312 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2024-11-25 04:55:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:55:02,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:55:02,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:55:02,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:55:02,315 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:55:02,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 04:55:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:55:05,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:55:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:55:05,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 04:55:05,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:55:07,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:55:07,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 04:55:17,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:55:18,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:55:26,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:55:27,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:55:29,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:55:31,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:55:31,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 72 states and 114 transitions. [2024-11-25 04:55:31,494 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 114 transitions. [2024-11-25 04:55:31,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:55:31,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:55:31,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:55:31,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:55:31,499 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:55:31,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 04:55:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:55:32,631 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:55:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:55:32,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:55:32,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:55:32,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:55:32,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-25 04:55:42,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:55:43,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:55:43,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2024-11-25 04:55:43,329 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2024-11-25 04:55:43,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:55:43,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:55:43,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:55:43,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:55:43,332 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:55:43,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 04:55:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:55:44,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:55:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:55:44,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:55:44,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:55:44,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:55:44,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 04:55:44,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:55:44,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2024-11-25 04:55:44,530 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2024-11-25 04:55:44,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:55:44,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:55:44,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:55:44,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:55:44,535 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:55:44,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 04:55:46,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:55:46,865 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:55:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:55:46,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 04:55:46,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:55:47,109 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:55:47,110 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2024-11-25 04:56:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:56:01,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-25 04:58:05,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:58:05,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 101 transitions. [2024-11-25 04:58:05,620 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2024-11-25 04:58:05,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:58:05,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:58:05,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:58:05,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:58:05,626 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:58:05,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 04:58:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:58:08,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:58:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:58:08,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 04:58:08,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:58:08,856 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:58:08,857 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-25 04:58:09,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:58:09,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-25 04:58:23,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:58:23,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 100 transitions. [2024-11-25 04:58:23,126 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2024-11-25 04:58:23,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:58:23,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:58:23,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:58:23,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:58:23,128 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:58:23,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 04:58:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:58:25,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:58:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:58:25,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 04:58:25,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:58:25,880 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:58:25,880 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2024-11-25 04:58:26,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:58:26,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-25 04:58:46,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:58:46,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 70 states and 97 transitions. [2024-11-25 04:58:46,551 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2024-11-25 04:58:46,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:58:46,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:58:46,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:58:46,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:58:46,555 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:58:46,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 04:58:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:58:48,903 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:58:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:58:49,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 04:58:49,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:58:57,834 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:58:57,834 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2024-11-25 04:59:02,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:59:02,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-25 04:59:28,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:59:28,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 75 states and 102 transitions. [2024-11-25 04:59:28,421 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2024-11-25 04:59:28,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:59:28,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:59:28,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:59:28,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:59:28,423 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:59:28,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 04:59:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:59:29,725 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:59:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:59:29,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:59:29,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:59:33,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:59:33,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-25 05:00:36,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:00:36,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 99 transitions. [2024-11-25 05:00:36,225 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2024-11-25 05:00:36,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 05:00:36,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:00:36,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:00:36,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:00:36,232 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:00:36,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 05:00:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:00:37,649 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:00:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:00:37,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 05:00:37,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:00:50,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:00:50,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-25 05:02:17,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:02:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 77 states and 102 transitions. [2024-11-25 05:02:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 102 transitions. [2024-11-25 05:02:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 05:02:17,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:02:17,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:02:17,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:02:17,471 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:02:17,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 05:02:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:20,038 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:02:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:20,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 05:02:20,193 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:03:25,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:03:25,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36390e93-75b0-4d99-8430-bbef63f48b02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0