./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_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/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_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b --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 [2024-12-05 21:30:01,720 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:30:01,786 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:30:01,792 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:30:01,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:30:01,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:30:01,817 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:30:01,817 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:30:01,817 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:30:01,817 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:30:01,817 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:30:01,818 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:30:01,818 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:30:01,818 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:30:01,818 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:30:01,818 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:30:01,818 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:30:01,818 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:30:01,818 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:30:01,819 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:30:01,819 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:30:01,819 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:30:01,819 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:30:01,819 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:30:01,819 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:30:01,819 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:30:01,819 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:30:01,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:30:01,820 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:30:01,820 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:30:01,820 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:30:01,820 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:30:01,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:30:01,820 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_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b 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 [2024-12-05 21:30:02,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:30:02,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:30:02,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:30:02,116 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:30:02,117 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:30:02,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0881.c [2024-12-05 21:30:05,225 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/data/1d1e78e52/66cc39be92974a90bb3f0833911d2490/FLAGfad6247fa [2024-12-05 21:30:05,487 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:30:05,488 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/sv-benchmarks/c/float-newlib/float_req_bl_0881.c [2024-12-05 21:30:05,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/data/1d1e78e52/66cc39be92974a90bb3f0833911d2490/FLAGfad6247fa [2024-12-05 21:30:05,515 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/data/1d1e78e52/66cc39be92974a90bb3f0833911d2490 [2024-12-05 21:30:05,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:30:05,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:30:05,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:30:05,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:30:05,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:30:05,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:30:05" (1/1) ... [2024-12-05 21:30:05,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c3e600d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:05, skipping insertion in model container [2024-12-05 21:30:05,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:30:05" (1/1) ... [2024-12-05 21:30:05,559 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:30:05,682 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-05 21:30:05,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19741d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:05, skipping insertion in model container [2024-12-05 21:30:05,683 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:30:05,683 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-05 21:30:05,685 INFO L158 Benchmark]: Toolchain (without parser) took 165.04ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 82.6MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:30:05,685 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:30:05,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 162.66ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 82.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:30:05,687 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 162.66ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 82.8MB in the end (delta: 9.1MB). 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_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/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_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b --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 [2024-12-05 21:30:07,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:30:07,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:30:07,793 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:30:07,793 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:30:07,794 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:30:07,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:30:07,794 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:30:07,794 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:30:07,794 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:30:07,794 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:30:07,794 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:30:07,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:30:07,795 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:30:07,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:30:07,795 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:30:07,795 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:30:07,795 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:30:07,795 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:30:07,795 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:30:07,795 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:30:07,795 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:30:07,795 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:30:07,796 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:30:07,796 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:30:07,796 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:30:07,796 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:30:07,796 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:30:07,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:30:07,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:30:07,796 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:30:07,796 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:30:07,796 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:30:07,796 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:30:07,797 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:30:07,797 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:30:07,797 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_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b 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 [2024-12-05 21:30:08,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:30:08,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:30:08,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:30:08,025 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:30:08,025 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:30:08,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0881.c [2024-12-05 21:30:10,750 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/data/008bc6d66/69148ab6ef3744a38f3603c930b106d4/FLAG54c6de678 [2024-12-05 21:30:10,974 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:30:10,974 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/sv-benchmarks/c/float-newlib/float_req_bl_0881.c [2024-12-05 21:30:10,985 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/data/008bc6d66/69148ab6ef3744a38f3603c930b106d4/FLAG54c6de678 [2024-12-05 21:30:10,998 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/data/008bc6d66/69148ab6ef3744a38f3603c930b106d4 [2024-12-05 21:30:11,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:30:11,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:30:11,003 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:30:11,003 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:30:11,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:30:11,007 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:30:10" (1/1) ... [2024-12-05 21:30:11,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eaba70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11, skipping insertion in model container [2024-12-05 21:30:11,008 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:30:10" (1/1) ... [2024-12-05 21:30:11,034 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:30:11,298 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_35220f23-997c-4f43-baf2-8d1634d3e971/sv-benchmarks/c/float-newlib/float_req_bl_0881.c[15390,15403] [2024-12-05 21:30:11,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:30:11,317 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:30:11,427 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_35220f23-997c-4f43-baf2-8d1634d3e971/sv-benchmarks/c/float-newlib/float_req_bl_0881.c[15390,15403] [2024-12-05 21:30:11,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:30:11,447 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:30:11,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11 WrapperNode [2024-12-05 21:30:11,447 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:30:11,448 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:30:11,449 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:30:11,449 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:30:11,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,511 INFO L138 Inliner]: procedures = 28, calls = 203, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 946 [2024-12-05 21:30:11,511 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:30:11,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:30:11,512 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:30:11,512 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:30:11,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,558 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,560 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,576 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,579 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:30:11,586 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:30:11,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:30:11,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:30:11,588 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:30:11" (1/1) ... [2024-12-05 21:30:11,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:30:11,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:30:11,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:30:11,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:30:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:30:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:30:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 21:30:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-05 21:30:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 21:30:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-05 21:30:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2024-12-05 21:30:11,650 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2024-12-05 21:30:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-05 21:30:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:30:11,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:30:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 21:30:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:30:11,795 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:30:11,797 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:31:34,692 INFO L? ?]: Removed 213 outVars from TransFormulas that were not future-live. [2024-12-05 21:31:34,692 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:31:34,828 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:31:34,828 INFO L312 CfgBuilder]: Removed 47 assume(true) statements. [2024-12-05 21:31:34,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:31:34 BoogieIcfgContainer [2024-12-05 21:31:34,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:31:34,829 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:31:34,829 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:31:34,836 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:31:34,837 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:31:34" (1/1) ... [2024-12-05 21:31:34,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:31:34,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:34,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 195 states and 335 transitions. [2024-12-05 21:31:34,902 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 335 transitions. [2024-12-05 21:31:34,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 21:31:34,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:34,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:34,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:31:34,907 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:31:34,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:31:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:36,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:31:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:36,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 21:31:36,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:36,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:31:36,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:31:38,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 195 states and 328 transitions. [2024-12-05 21:31:38,010 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 328 transitions. [2024-12-05 21:31:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:31:38,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:38,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:38,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:31:38,013 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:31:38,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:31:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:39,298 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:31:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:39,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 21:31:39,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:39,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:31:39,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 21:31:39,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:39,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 196 states and 329 transitions. [2024-12-05 21:31:39,665 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 329 transitions. [2024-12-05 21:31:39,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 21:31:39,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:39,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:39,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:31:39,668 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:31:39,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:31:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:41,014 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:31:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:41,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 21:31:41,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:41,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:31:41,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:31:41,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:41,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 196 states and 325 transitions. [2024-12-05 21:31:41,138 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 325 transitions. [2024-12-05 21:31:41,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:31:41,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:41,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:41,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:31:41,141 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:31:41,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:31:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:42,272 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:31:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:42,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:31:42,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:42,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:31:42,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 21:31:42,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:42,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 198 states and 327 transitions. [2024-12-05 21:31:42,747 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 327 transitions. [2024-12-05 21:31:42,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 21:31:42,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:42,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:42,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:31:42,750 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:31:42,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 21:31:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:44,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:31:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:44,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 21:31:44,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:44,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:31:44,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 21:31:44,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 198 states and 325 transitions. [2024-12-05 21:31:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 325 transitions. [2024-12-05 21:31:44,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 21:31:44,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:44,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:44,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:31:44,218 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:31:44,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 21:31:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:47,545 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:31:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:47,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:31:47,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:49,353 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:31:49,355 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-12-05 21:31:50,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:31:50,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 21:31:56,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:56,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 215 states and 353 transitions. [2024-12-05 21:31:56,075 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 353 transitions. [2024-12-05 21:31:56,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:31:56,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:56,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:56,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:31:56,078 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:31:56,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 21:32:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:00,361 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:32:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:00,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 21:32:00,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:03,555 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 [2024-12-05 21:32:04,549 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-12-05 21:32:04,549 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 [2024-12-05 21:32:04,646 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:32:04,646 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 [2024-12-05 21:32:06,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:32:06,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 21:32:29,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:29,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 233 states and 384 transitions. [2024-12-05 21:32:29,846 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 384 transitions. [2024-12-05 21:32:29,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:32:29,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:29,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:32:29,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:32:29,851 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:32:29,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 21:32:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:32,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:32:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:32,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 21:32:32,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:33,168 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 [2024-12-05 21:32:33,190 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 [2024-12-05 21:32:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:32:33,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 21:32:33,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:33,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 234 states and 385 transitions. [2024-12-05 21:32:33,432 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 385 transitions. [2024-12-05 21:32:33,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:32:33,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:33,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:32:33,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:32:33,435 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:32:33,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 21:32:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:36,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:32:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:36,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-05 21:32:36,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:37,700 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 [2024-12-05 21:32:38,741 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-12-05 21:32:38,742 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 [2024-12-05 21:32:44,847 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:32:44,847 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2024-12-05 21:32:44,873 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 [2024-12-05 21:32:47,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:32:47,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 21:33:01,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:06,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:08,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:15,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:17,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:21,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:22,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:25,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:32,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:34,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:37,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:40,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:33:45,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:45,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 242 states and 411 transitions. [2024-12-05 21:33:45,034 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 411 transitions. [2024-12-05 21:33:45,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:33:45,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:45,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:45,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:45,036 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:45,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 21:33:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,695 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,805 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 21:33:48,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:54,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:33:54,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-12-05 21:34:01,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:34:05,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:34:11,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:34:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 243 states and 413 transitions. [2024-12-05 21:34:11,233 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 413 transitions. [2024-12-05 21:34:11,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:34:11,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:34:11,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:34:11,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:34:11,235 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:34:11,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 21:34:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:34:13,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:34:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:34:14,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 21:34:14,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:34:14,618 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:34:14,618 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-12-05 21:34:14,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:34:14,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 21:34:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:34:14,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 244 states and 414 transitions. [2024-12-05 21:34:14,887 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 414 transitions. [2024-12-05 21:34:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:34:14,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:34:14,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:34:14,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:34:14,890 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:34:14,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 21:34:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:34:17,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:34:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:34:17,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 21:34:17,942 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:34:18,541 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 [2024-12-05 21:34:18,564 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 [2024-12-05 21:34:18,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:34:18,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 21:34:18,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:34:18,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 244 states and 413 transitions. [2024-12-05 21:34:18,944 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 413 transitions. [2024-12-05 21:34:18,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:34:18,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:34:18,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:34:18,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:34:18,946 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:34:18,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 21:34:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:34:24,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:34:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:34:24,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 21:34:24,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:34:25,772 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:34:25,773 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-12-05 21:34:33,215 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:34:33,215 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-05 21:34:37,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:34:37,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 21:35:37,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:35:39,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:35:42,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:35:45,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:35:49,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:35:53,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:36:43,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:36:45,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:36:45,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:36:45,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 264 states and 447 transitions. [2024-12-05 21:36:45,883 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 447 transitions. [2024-12-05 21:36:45,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:36:45,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:36:45,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:36:45,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:36:45,885 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:36:45,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 21:36:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:36:49,538 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:36:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:36:49,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 21:36:49,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:36:55,551 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 [2024-12-05 21:36:59,467 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-12-05 21:36:59,468 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 [2024-12-05 21:37:13,960 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-12-05 21:37:13,960 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 [2024-12-05 21:37:17,620 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:37:17,621 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-05 21:37:17,647 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 [2024-12-05 21:37:24,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:37:25,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-12-05 21:38:25,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:39:21,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:39:21,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 266 states and 453 transitions. [2024-12-05 21:39:21,144 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 453 transitions. [2024-12-05 21:39:21,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:39:21,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:39:21,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:39:21,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:39:21,147 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:39:21,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 21:39:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:39:25,242 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:39:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:39:25,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-05 21:39:25,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:39:56,606 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 [2024-12-05 21:40:00,730 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:40:00,731 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-05 21:40:00,777 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 [2024-12-05 21:40:10,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:40:10,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-12-05 21:42:12,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:12,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 266 states and 452 transitions. [2024-12-05 21:42:12,586 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 452 transitions. [2024-12-05 21:42:12,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:42:12,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:12,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:12,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:12,589 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:12,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 21:42:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:13,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:13,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 21:42:13,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:13,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:13,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-12-05 21:42:13,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:13,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 266 states and 450 transitions. [2024-12-05 21:42:13,952 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 450 transitions. [2024-12-05 21:42:13,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-05 21:42:13,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:13,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:13,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:13,954 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:13,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 21:42:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:18,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:18,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-05 21:42:18,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:23,816 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 [2024-12-05 21:42:29,229 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-12-05 21:42:29,229 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 [2024-12-05 21:42:29,324 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:42:29,324 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 [2024-12-05 21:42:50,317 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:42:50,317 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-05 21:43:05,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:05,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35220f23-997c-4f43-baf2-8d1634d3e971/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 21:44:00,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:44:04,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:44:05,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:44:09,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]