./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0881.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_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/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_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0881.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/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_9ec8ace8-29a4-42c3-880c-39742f0e5c49/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 38a5409de7892736e2de01be9ec6b40de9935c7a9e78ae947f4a7fe77f1a0257 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:53:58,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:53:58,497 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:53:58,504 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:53:58,504 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:53:58,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:53:58,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:53:58,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:53:58,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:53:58,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:53:58,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:53:58,537 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:53:58,537 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:53:58,537 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:53:58,537 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:53:58,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:53:58,538 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:53:58,538 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:53:58,538 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:53:58,538 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:53:58,538 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:53:58,539 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:53:58,539 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:53:58,539 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:53:58,539 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:53:58,539 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:53:58,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:53:58,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:53:58,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:53:58,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:53:58,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:53:58,540 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:53:58,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:53:58,541 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_9ec8ace8-29a4-42c3-880c-39742f0e5c49/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 -> 38a5409de7892736e2de01be9ec6b40de9935c7a9e78ae947f4a7fe77f1a0257 [2024-11-25 03:53:58,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:53:59,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:53:59,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:53:59,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:53:59,011 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:53:59,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0881.c [2024-11-25 03:54:02,598 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/data/be9c639c0/5ce4b292328643b29f94be28ddace8df/FLAG6315173ce [2024-11-25 03:54:03,126 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:54:03,127 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/sv-benchmarks/c/float-newlib/float_req_bl_0881.c [2024-11-25 03:54:03,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/data/be9c639c0/5ce4b292328643b29f94be28ddace8df/FLAG6315173ce [2024-11-25 03:54:03,175 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/data/be9c639c0/5ce4b292328643b29f94be28ddace8df [2024-11-25 03:54:03,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:54:03,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:54:03,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:54:03,182 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:54:03,188 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:54:03,190 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:54:03" (1/1) ... [2024-11-25 03:54:03,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@516a7216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:03, skipping insertion in model container [2024-11-25 03:54:03,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:54:03" (1/1) ... [2024-11-25 03:54:03,247 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:54:03,460 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-25 03:54:03,461 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73485e25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:03, skipping insertion in model container [2024-11-25 03:54:03,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:54:03,462 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-25 03:54:03,464 INFO L158 Benchmark]: Toolchain (without parser) took 283.43ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 109.5MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:54:03,464 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:54:03,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.87ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 109.5MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:54:03,466 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.87ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 109.5MB in the end (delta: 9.2MB). 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_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/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_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0881.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/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_9ec8ace8-29a4-42c3-880c-39742f0e5c49/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 38a5409de7892736e2de01be9ec6b40de9935c7a9e78ae947f4a7fe77f1a0257 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:54:06,509 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:54:06,665 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:54:06,728 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:54:06,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:54:06,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:54:06,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:54:06,731 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:54:06,732 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:54:06,733 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:54:06,733 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:54:06,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:54:06,734 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:54:06,735 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:54:06,735 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:54:06,735 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:54:06,735 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:54:06,735 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:54:06,735 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:54:06,736 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:54:06,736 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:54:06,736 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:54:06,736 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:54:06,736 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:54:06,736 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:54:06,736 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:54:06,736 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:54:06,736 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:54:06,736 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:54:06,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:54:06,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:54:06,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:54:06,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:54:06,739 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:54:06,740 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:54:06,740 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:54:06,740 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_9ec8ace8-29a4-42c3-880c-39742f0e5c49/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 -> 38a5409de7892736e2de01be9ec6b40de9935c7a9e78ae947f4a7fe77f1a0257 [2024-11-25 03:54:07,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:54:07,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:54:07,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:54:07,175 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:54:07,175 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:54:07,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0881.c [2024-11-25 03:54:10,798 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/data/a74b735b3/98876723cf4042408cd3bc19884f844c/FLAG1778e22fa [2024-11-25 03:54:11,268 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:54:11,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/sv-benchmarks/c/float-newlib/float_req_bl_0881.c [2024-11-25 03:54:11,291 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/data/a74b735b3/98876723cf4042408cd3bc19884f844c/FLAG1778e22fa [2024-11-25 03:54:11,318 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/data/a74b735b3/98876723cf4042408cd3bc19884f844c [2024-11-25 03:54:11,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:54:11,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:54:11,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:54:11,329 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:54:11,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:54:11,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:54:11" (1/1) ... [2024-11-25 03:54:11,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@388fe18d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:11, skipping insertion in model container [2024-11-25 03:54:11,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:54:11" (1/1) ... [2024-11-25 03:54:11,399 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:54:11,839 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_9ec8ace8-29a4-42c3-880c-39742f0e5c49/sv-benchmarks/c/float-newlib/float_req_bl_0881.c[15390,15403] [2024-11-25 03:54:11,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:54:11,874 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:54:12,021 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_9ec8ace8-29a4-42c3-880c-39742f0e5c49/sv-benchmarks/c/float-newlib/float_req_bl_0881.c[15390,15403] [2024-11-25 03:54:12,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:54:12,058 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:54:12,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12 WrapperNode [2024-11-25 03:54:12,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:54:12,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:54:12,061 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:54:12,061 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:54:12,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,182 INFO L138 Inliner]: procedures = 28, calls = 203, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 946 [2024-11-25 03:54:12,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:54:12,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:54:12,183 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:54:12,183 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:54:12,193 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,211 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,211 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,297 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,319 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,324 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,328 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,336 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:54:12,337 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:54:12,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:54:12,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:54:12,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:54:12" (1/1) ... [2024-11-25 03:54:12,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:54:12,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:54:12,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:54:12,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:54:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:54:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:54:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 03:54:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-25 03:54:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 03:54:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-25 03:54:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2024-11-25 03:54:12,444 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2024-11-25 03:54:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-25 03:54:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:54:12,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:54:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 03:54:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 03:54:12,701 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:54:12,703 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:55:41,043 INFO L? ?]: Removed 213 outVars from TransFormulas that were not future-live. [2024-11-25 03:55:41,043 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:55:41,383 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:55:41,384 INFO L312 CfgBuilder]: Removed 47 assume(true) statements. [2024-11-25 03:55:41,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:55:41 BoogieIcfgContainer [2024-11-25 03:55:41,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:55:41,386 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:55:41,386 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:55:41,400 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:55:41,400 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:55:41" (1/1) ... [2024-11-25 03:55:41,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:55:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:41,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 195 states and 335 transitions. [2024-11-25 03:55:41,483 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 335 transitions. [2024-11-25 03:55:41,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 03:55:41,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:41,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:55:41,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:55:41,490 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:55:41,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:55:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:43,360 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:55:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:43,518 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 03:55:43,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:55:43,549 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 03:55:43,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:55:45,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:55:46,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:46,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 195 states and 328 transitions. [2024-11-25 03:55:46,174 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 328 transitions. [2024-11-25 03:55:46,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:55:46,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:46,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:55:46,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:55:46,180 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:55:46,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:55:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:47,905 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:55:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:48,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:55:48,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:55:48,175 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 03:55:48,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 03:55:48,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:48,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 196 states and 329 transitions. [2024-11-25 03:55:48,643 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 329 transitions. [2024-11-25 03:55:48,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:55:48,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:48,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:55:48,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:55:48,648 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:55:48,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:55:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:50,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:55:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:50,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 03:55:50,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:55:50,701 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 03:55:50,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 03:55:50,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:50,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 196 states and 325 transitions. [2024-11-25 03:55:50,732 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 325 transitions. [2024-11-25 03:55:50,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 03:55:50,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:50,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:55:50,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:55:50,737 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:55:50,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 03:55:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:52,716 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:55:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:52,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 03:55:52,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:55:53,133 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 03:55:53,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-25 03:55:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:53,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 198 states and 327 transitions. [2024-11-25 03:55:53,501 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 327 transitions. [2024-11-25 03:55:53,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:55:53,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:53,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:55:53,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:55:53,506 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:55:53,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 03:55:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:55,326 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:55:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:55,481 INFO L256 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 03:55:55,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:55:55,486 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 03:55:55,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-25 03:55:55,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:55,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 198 states and 325 transitions. [2024-11-25 03:55:55,600 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 325 transitions. [2024-11-25 03:55:55,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 03:55:55,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:55,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:55:55,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:55:55,604 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:55:55,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 03:55:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:59,826 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:56:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:56:00,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 03:56:00,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:56:02,011 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 03:56:02,013 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-25 03:56:02,927 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 03:56:02,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 03:56:11,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:56:11,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 215 states and 353 transitions. [2024-11-25 03:56:11,557 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 353 transitions. [2024-11-25 03:56:11,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 03:56:11,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:56:11,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:56:11,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:56:11,562 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:56:11,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 03:56:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:56:17,347 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:56:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:56:17,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-25 03:56:17,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:56:21,131 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 03:56:22,355 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-25 03:56:22,355 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 50 treesize of output 30 [2024-11-25 03:56:22,479 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 03:56:22,480 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 42 treesize of output 30 [2024-11-25 03:56:24,462 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 03:56:24,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 03:56:54,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:56:54,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 233 states and 384 transitions. [2024-11-25 03:56:54,843 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 384 transitions. [2024-11-25 03:56:54,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 03:56:54,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:56:54,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:56:54,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:56:54,850 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:56:54,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 03:56:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:56:58,690 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:56:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:56:58,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 03:56:58,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:56:59,698 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 03:56:59,726 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 31 treesize of output 15 [2024-11-25 03:56:59,871 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 03:56:59,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 03:57:00,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:00,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 234 states and 385 transitions. [2024-11-25 03:57:00,058 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 385 transitions. [2024-11-25 03:57:00,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:57:00,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:00,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:57:00,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:57:00,062 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:57:00,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 03:57:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:04,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:57:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:05,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-25 03:57:05,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:57:06,546 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 03:57:07,990 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-25 03:57:07,991 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 50 treesize of output 30 [2024-11-25 03:57:16,073 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 03:57:16,074 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2024-11-25 03:57:16,110 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 60 treesize of output 32 [2024-11-25 03:57:19,475 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 03:57:19,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-25 03:57:36,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:57:45,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:57:47,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:57:49,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:57:51,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:57:54,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:58:01,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:58:03,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:58:07,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:58:10,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:58:17,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:17,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 242 states and 411 transitions. [2024-11-25 03:58:17,223 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 411 transitions. [2024-11-25 03:58:17,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:58:17,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:17,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:58:17,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:58:17,230 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:58:17,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 03:58:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:21,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:58:21,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:21,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-25 03:58:21,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:58:30,269 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 03:58:30,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-25 03:58:38,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:58:40,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:58:47,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 243 states and 413 transitions. [2024-11-25 03:58:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 413 transitions. [2024-11-25 03:58:47,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:58:47,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:47,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:58:47,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:58:47,698 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:58:47,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 03:58:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:50,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:58:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:50,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 03:58:50,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:58:51,729 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 03:58:51,730 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-25 03:58:51,849 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 03:58:51,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-25 03:58:52,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:52,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 244 states and 414 transitions. [2024-11-25 03:58:52,036 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 414 transitions. [2024-11-25 03:58:52,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:58:52,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:52,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:58:52,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:58:52,039 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:58:52,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 03:58:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:55,120 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:58:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:55,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 03:58:55,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:58:56,087 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 03:58:56,121 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 31 treesize of output 15 [2024-11-25 03:58:56,245 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 03:58:56,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-25 03:58:56,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:56,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 244 states and 413 transitions. [2024-11-25 03:58:56,549 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 413 transitions. [2024-11-25 03:58:56,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 03:58:56,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:56,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:58:56,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:58:56,552 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:58:56,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 03:59:02,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:02,173 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:59:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:02,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-25 03:59:02,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:59:04,032 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 03:59:04,032 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-25 03:59:12,367 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 03:59:12,368 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-25 03:59:16,683 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 03:59:16,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 04:00:24,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:00:30,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:00:33,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:00:35,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:00:38,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:01:36,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:01:37,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:01:39,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:01:40,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:01:40,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 264 states and 447 transitions. [2024-11-25 04:01:40,461 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 447 transitions. [2024-11-25 04:01:40,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:01:40,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:01:40,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:01:40,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:01:40,465 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:01:40,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 04:01:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:01:44,596 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:01:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:01:44,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-25 04:01:44,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:01:50,888 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 04:01:54,861 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-25 04:01:54,861 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 44 treesize of output 24 [2024-11-25 04:02:10,203 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-25 04:02:10,203 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 52 treesize of output 32 [2024-11-25 04:02:13,661 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:02:13,661 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-25 04:02:13,687 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 35 treesize of output 19 [2024-11-25 04:02:20,840 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 04:02:20,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-25 04:03:26,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:04:30,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:30,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 266 states and 453 transitions. [2024-11-25 04:04:30,448 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 453 transitions. [2024-11-25 04:04:30,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:04:30,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:30,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:04:30,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:04:30,452 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:04:30,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 04:04:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:35,246 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:04:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:35,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-25 04:04:35,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:05:11,712 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 04:05:16,384 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:05:16,384 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-25 04:05:16,439 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 35 treesize of output 19 [2024-11-25 04:05:27,302 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 04:05:27,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-25 04:07:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:56,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 266 states and 452 transitions. [2024-11-25 04:07:56,754 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 452 transitions. [2024-11-25 04:07:56,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:07:56,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:56,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:07:56,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:07:56,760 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:07:56,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 04:07:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:58,281 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:07:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:58,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:07:58,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:07:58,402 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 04:07:58,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-25 04:07:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 266 states and 450 transitions. [2024-11-25 04:07:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 450 transitions. [2024-11-25 04:07:58,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 04:07:58,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:58,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:07:58,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:07:58,417 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:07:58,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 04:08:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:08:03,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:08:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:08:03,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-25 04:08:04,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:08:10,175 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 04:08:17,276 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-25 04:08:17,277 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 44 treesize of output 24 [2024-11-25 04:08:17,401 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:08:17,401 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 42 treesize of output 30 [2024-11-25 04:08:41,873 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:08:41,874 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-25 04:08:59,431 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 04:08:59,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ec8ace8-29a4-42c3-880c-39742f0e5c49/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0