./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0260.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_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/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_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/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_a2d21311-fa28-4328-987a-4e192163fd50/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 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:02:49,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:02:49,829 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:02:49,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:02:49,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:02:49,877 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:02:49,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:02:49,878 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:02:49,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:02:49,879 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:02:49,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:02:49,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:02:49,882 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:02:49,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:02:49,883 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:02:49,883 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:02:49,883 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:02:49,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:02:49,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:02:49,883 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:02:49,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:02:49,884 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:02:49,884 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:02:49,884 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:02:49,884 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:02:49,884 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:02:49,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:02:49,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:02:49,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:02:49,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:02:49,886 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:02:49,886 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:02:49,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:02:49,886 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_a2d21311-fa28-4328-987a-4e192163fd50/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 -> 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 [2024-11-24 18:02:50,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:02:50,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:02:50,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:02:50,272 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:02:50,272 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:02:50,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2024-11-24 18:02:53,633 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/data/25d9cb43c/156e6eb9343e4e6ea7a9ae57386f2071/FLAG9857e9fbf [2024-11-24 18:02:54,011 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:02:54,012 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2024-11-24 18:02:54,022 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/data/25d9cb43c/156e6eb9343e4e6ea7a9ae57386f2071/FLAG9857e9fbf [2024-11-24 18:02:54,045 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/data/25d9cb43c/156e6eb9343e4e6ea7a9ae57386f2071 [2024-11-24 18:02:54,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:02:54,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:02:54,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:02:54,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:02:54,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:02:54,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:02:54" (1/1) ... [2024-11-24 18:02:54,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e028fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:54, skipping insertion in model container [2024-11-24 18:02:54,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:02:54" (1/1) ... [2024-11-24 18:02:54,090 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:02:54,350 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-24 18:02:54,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78d69444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:54, skipping insertion in model container [2024-11-24 18:02:54,351 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:02:54,352 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-24 18:02:54,354 INFO L158 Benchmark]: Toolchain (without parser) took 303.55ms. Allocated memory is still 167.8MB. Free memory was 129.5MB in the beginning and 120.5MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:02:54,355 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:02:54,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.38ms. Allocated memory is still 167.8MB. Free memory was 129.2MB in the beginning and 120.5MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:02:54,360 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.38ms. Allocated memory is still 167.8MB. Free memory was 129.2MB in the beginning and 120.5MB in the end (delta: 8.7MB). 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_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/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_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/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_a2d21311-fa28-4328-987a-4e192163fd50/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 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:02:57,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:02:57,639 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:02:57,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:02:57,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:02:57,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:02:57,699 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:02:57,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:02:57,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:02:57,702 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:02:57,703 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:02:57,704 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:02:57,704 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:02:57,704 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:02:57,704 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:02:57,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:02:57,704 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:02:57,704 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:02:57,704 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:02:57,704 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:02:57,704 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:02:57,705 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:02:57,705 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:02:57,705 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:02:57,705 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:02:57,705 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:02:57,705 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:02:57,705 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:02:57,707 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:02:57,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:02:57,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:02:57,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:02:57,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:02:57,708 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:02:57,708 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:02:57,709 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:02:57,709 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_a2d21311-fa28-4328-987a-4e192163fd50/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 -> 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 [2024-11-24 18:02:58,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:02:58,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:02:58,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:02:58,138 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:02:58,138 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:02:58,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2024-11-24 18:03:01,612 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/data/bbfaf456d/2ed8da7aa4da4beb850019f0bdfdb4e2/FLAGa6e4c2ed8 [2024-11-24 18:03:02,009 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:03:02,010 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2024-11-24 18:03:02,020 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/data/bbfaf456d/2ed8da7aa4da4beb850019f0bdfdb4e2/FLAGa6e4c2ed8 [2024-11-24 18:03:02,039 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/data/bbfaf456d/2ed8da7aa4da4beb850019f0bdfdb4e2 [2024-11-24 18:03:02,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:03:02,044 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:03:02,046 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:03:02,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:03:02,052 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:03:02,054 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@226a4087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02, skipping insertion in model container [2024-11-24 18:03:02,055 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,078 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:03:02,390 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_a2d21311-fa28-4328-987a-4e192163fd50/sv-benchmarks/c/float-newlib/float_req_bl_0260.c[4552,4565] [2024-11-24 18:03:02,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:03:02,423 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:03:02,487 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_a2d21311-fa28-4328-987a-4e192163fd50/sv-benchmarks/c/float-newlib/float_req_bl_0260.c[4552,4565] [2024-11-24 18:03:02,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:03:02,511 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:03:02,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02 WrapperNode [2024-11-24 18:03:02,512 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:03:02,513 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:03:02,513 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:03:02,514 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:03:02,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,536 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,572 INFO L138 Inliner]: procedures = 22, calls = 39, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 238 [2024-11-24 18:03:02,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:03:02,573 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:03:02,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:03:02,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:03:02,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,590 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,590 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,606 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,607 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,614 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,617 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,619 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,623 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:03:02,625 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:03:02,625 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:03:02,625 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:03:02,626 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:03:02" (1/1) ... [2024-11-24 18:03:02,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:03:02,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:03:02,674 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:03:02,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:03:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:03:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:03:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 18:03:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-24 18:03:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-24 18:03:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:03:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:03:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-24 18:03:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-24 18:03:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 18:03:02,891 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:03:02,894 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:03:49,402 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-24 18:03:49,403 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:03:49,524 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:03:49,525 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-24 18:03:49,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:03:49 BoogieIcfgContainer [2024-11-24 18:03:49,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:03:49,526 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:03:49,526 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:03:49,539 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:03:49,539 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:03:49" (1/1) ... [2024-11-24 18:03:49,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:03:49,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:03:49,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2024-11-24 18:03:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2024-11-24 18:03:49,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-24 18:03:49,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:03:49,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:03:49,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:03:49,621 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:03:49,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:03:50,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:03:50,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:03:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:03:50,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 18:03:50,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:03:50,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:03:50,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:03:50,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:03:50,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2024-11-24 18:03:50,638 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2024-11-24 18:03:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-24 18:03:50,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:03:50,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:03:50,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:03:50,641 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:03:50,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-24 18:03:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:03:52,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:03:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:03:52,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 18:03:52,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:03:52,332 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 [2024-11-24 18:03:52,365 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 32 treesize of output 16 [2024-11-24 18:03:52,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:03:52,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-24 18:03:58,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 18:03:58,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:03:58,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2024-11-24 18:03:58,727 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-11-24 18:03:58,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-24 18:03:58,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:03:58,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:03:58,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:03:58,730 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:03:58,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-24 18:04:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:04:00,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:04:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:04:00,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 18:04:00,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:04:01,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:04:01,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-24 18:04:16,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 18:04:26,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 18:04:32,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 18:04:39,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 18:04:41,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:04:41,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-11-24 18:04:41,832 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-11-24 18:04:41,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-24 18:04:41,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:04:41,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:04:41,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:04:41,836 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:04:41,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-24 18:04:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:04:44,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:04:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:04:45,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 18:04:45,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:04:45,408 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 18:04:45,410 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2024-11-24 18:04:45,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:04:45,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-24 18:04:47,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:04:47,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-24 18:04:47,114 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-24 18:04:47,115 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-24 18:04:47,115 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-24 18:04:47,123 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-24 18:04:47,664 INFO L75 FloydHoareUtils]: For program point L36(lines 36 37) no Hoare annotation was computed. [2024-11-24 18:04:47,664 INFO L77 FloydHoareUtils]: At program point L119(lines 119 139) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (= (bvand |ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ bv2147483647 32)) |ULTIMATE.start___ieee754_asinf_~ix~2#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))))) [2024-11-24 18:04:47,665 INFO L75 FloydHoareUtils]: For program point __ieee754_sqrtf_returnLabel#1(lines 19 84) no Hoare annotation was computed. [2024-11-24 18:04:47,665 INFO L75 FloydHoareUtils]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2024-11-24 18:04:47,665 INFO L75 FloydHoareUtils]: For program point L87-2(lines 87 91) no Hoare annotation was computed. [2024-11-24 18:04:47,665 INFO L77 FloydHoareUtils]: At program point __ieee754_asinf_returnLabel#1(lines 110 176) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (let ((.cse0 (let ((.cse1 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (fp.sub currentRoundingMode .cse1 .cse1)))) (fp.div currentRoundingMode .cse0 .cse0)) |ULTIMATE.start___ieee754_asinf_#res#1|)) [2024-11-24 18:04:47,665 INFO L75 FloydHoareUtils]: For program point L55-3(lines 55 64) no Hoare annotation was computed. [2024-11-24 18:04:47,665 INFO L77 FloydHoareUtils]: At program point L122(lines 122 139) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (= (bvand |ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ bv2147483647 32)) |ULTIMATE.start___ieee754_asinf_~ix~2#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))))) [2024-11-24 18:04:47,665 INFO L75 FloydHoareUtils]: For program point L40(lines 40 44) no Hoare annotation was computed. [2024-11-24 18:04:47,665 INFO L75 FloydHoareUtils]: For program point L40-2(lines 40 44) no Hoare annotation was computed. [2024-11-24 18:04:47,665 INFO L77 FloydHoareUtils]: At program point L189(lines 189 192) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret15#1|) [2024-11-24 18:04:47,665 INFO L75 FloydHoareUtils]: For program point L156-1(lines 156 160) no Hoare annotation was computed. [2024-11-24 18:04:47,665 INFO L75 FloydHoareUtils]: For program point L156-2(lines 156 160) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L24-1(lines 24 28) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L24-4(lines 24 28) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L41-3(lines 41 42) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L190(line 190) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L124(lines 124 139) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L124-1(lines 124 139) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L125(lines 125 138) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L92(lines 92 96) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L92-1(lines 92 96) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L92-3(lines 92 96) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L126(lines 126 127) no Hoare annotation was computed. [2024-11-24 18:04:47,666 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 178 195) the Hoare annotation is: true [2024-11-24 18:04:47,666 INFO L75 FloydHoareUtils]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2024-11-24 18:04:47,667 INFO L75 FloydHoareUtils]: For program point L78-2(lines 78 82) no Hoare annotation was computed. [2024-11-24 18:04:47,667 INFO L75 FloydHoareUtils]: For program point L78-4(lines 78 82) no Hoare annotation was computed. [2024-11-24 18:04:47,667 INFO L75 FloydHoareUtils]: For program point L161(lines 161 165) no Hoare annotation was computed. [2024-11-24 18:04:47,667 INFO L75 FloydHoareUtils]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2024-11-24 18:04:47,667 INFO L75 FloydHoareUtils]: For program point L161-3(lines 161 165) no Hoare annotation was computed. [2024-11-24 18:04:47,667 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-24 18:04:47,667 INFO L77 FloydHoareUtils]: At program point L113-1(lines 113 117) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-24 18:04:47,668 INFO L77 FloydHoareUtils]: At program point L113-2(lines 113 117) the Hoare annotation is: (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) [2024-11-24 18:04:47,668 INFO L77 FloydHoareUtils]: At program point L113-4(lines 113 117) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-24 18:04:47,668 INFO L75 FloydHoareUtils]: For program point L31(lines 31 32) no Hoare annotation was computed. [2024-11-24 18:04:47,668 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 190) no Hoare annotation was computed. [2024-11-24 18:04:47,668 INFO L75 FloydHoareUtils]: For program point L34(lines 34 35) no Hoare annotation was computed. [2024-11-24 18:04:47,668 INFO L75 FloydHoareUtils]: For program point L150(lines 150 171) no Hoare annotation was computed. [2024-11-24 18:04:47,669 INFO L75 FloydHoareUtils]: For program point L150-2(lines 110 176) no Hoare annotation was computed. [2024-11-24 18:04:47,677 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-24 18:04:47,681 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-24 18:04:47,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:04:47 ImpRootNode [2024-11-24 18:04:47,684 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:04:47,685 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:04:47,685 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:04:47,686 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:04:47,688 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:03:49" (3/4) ... [2024-11-24 18:04:47,691 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-24 18:04:47,704 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2024-11-24 18:04:47,705 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-24 18:04:47,705 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-24 18:04:47,707 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-24 18:04:47,816 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-24 18:04:47,816 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-24 18:04:47,816 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:04:47,817 INFO L158 Benchmark]: Toolchain (without parser) took 105773.52ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 50.3MB in the end (delta: 42.8MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2024-11-24 18:04:47,818 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:04:47,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 466.40ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 78.1MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:04:47,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.26ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 75.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:04:47,818 INFO L158 Benchmark]: Boogie Preprocessor took 50.84ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 73.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:04:47,819 INFO L158 Benchmark]: RCFGBuilder took 46900.61ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 88.8MB in the end (delta: -15.0MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2024-11-24 18:04:47,819 INFO L158 Benchmark]: CodeCheck took 58158.14ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 56.6MB in the end (delta: 32.2MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2024-11-24 18:04:47,819 INFO L158 Benchmark]: Witness Printer took 131.41ms. Allocated memory is still 117.4MB. Free memory was 56.6MB in the beginning and 50.3MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:04:47,821 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 57.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 118 SdHoareTripleChecker+Valid, 89.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 71 SdHoareTripleChecker+Invalid, 86.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 31 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 107 IncrementalHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 31 mSolverCounterUnsat, 57 mSDtfsCounter, 107 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 280 GetRequests, 256 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 6.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 9 QuantifiedInterpolants, 198 SizeOfPredicates, 10 NumberOfNonLiveVariables, 196 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 190]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 466.40ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 78.1MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.26ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 75.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.84ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 73.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 46900.61ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 88.8MB in the end (delta: -15.0MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * CodeCheck took 58158.14ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 56.6MB in the end (delta: 32.2MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Witness Printer took 131.41ms. Allocated memory is still 117.4MB. Free memory was 56.6MB in the beginning and 50.3MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode RESULT: Ultimate proved your program to be correct! [2024-11-24 18:04:47,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2d21311-fa28-4328-987a-4e192163fd50/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE