[INFO] cloning repository https://github.com/mr-m0nkey/gitbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mr-m0nkey/gitbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmr-m0nkey%2Fgitbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmr-m0nkey%2Fgitbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46dd87172da3afefdf5a9164bf88915bd76a7896
[INFO] documenting mr-m0nkey/gitbot against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmr-m0nkey%2Fgitbot" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mr-m0nkey/gitbot on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mr-m0nkey/gitbot
[INFO] finished tweaking git repo https://github.com/mr-m0nkey/gitbot
[INFO] tweaked toml for git repo https://github.com/mr-m0nkey/gitbot written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/mr-m0nkey/gitbot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c012858308bd6ef11dc5874572201aadd403e2375f24e0e21bf2502f84303d82
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c012858308bd6ef11dc5874572201aadd403e2375f24e0e21bf2502f84303d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c012858308bd6ef11dc5874572201aadd403e2375f24e0e21bf2502f84303d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c012858308bd6ef11dc5874572201aadd403e2375f24e0e21bf2502f84303d82", kill_on_drop: false }`
[INFO] [stdout] c012858308bd6ef11dc5874572201aadd403e2375f24e0e21bf2502f84303d82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 119265c857bd98cd5b0dad78c64d9fcd15bb666073a020723978b2dacfbc8f59
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "119265c857bd98cd5b0dad78c64d9fcd15bb666073a020723978b2dacfbc8f59", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling adler v0.2.2
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling serenity v0.8.6
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking binascii v0.1.4
[INFO] [stderr]     Checking uwl v0.6.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling pear_codegen v0.1.4
[INFO] [stderr]    Compiling rocket_codegen v0.5.0-dev (https://github.com/SergioBenitez/Rocket#263e39b5)
[INFO] [stderr]    Compiling rocket v0.5.0-dev (https://github.com/SergioBenitez/Rocket#263e39b5)
[INFO] [stderr]    Compiling rocket_codegen v0.4.5
[INFO] [stderr]    Compiling rocket v0.4.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr] error: failed to run custom build command for `rocket v0.5.0-dev (https://github.com/SergioBenitez/Rocket#263e39b5)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rocket-a503a637a1259b18/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   [1;31mError:[0m [1mRocket (core) requires a 'dev' or 'nightly' version of rustc.[0m
[INFO] [stderr]   Installed version: [33m1.47.0 (2020-10-07)[0m
[INFO] [stderr]   Minimum required:  [33m1.35.0-nightly (2019-04-05)[0m
[INFO] [stderr]   [34mSee the getting started guide ([0mhttps://rocket.rs/v0.5/guide/getting-started/[34m) for more information.[0m
[INFO] [stderr]   thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/git/checkouts/rocket-8bf16d9ca7e90bdc/263e39b/core/lib/build.rs:26:13
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c568fef690 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55c568fef690 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55c568fef690 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55c568fef690 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55c56900cafc - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]      5:     0x55c568feceb7 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]      6:     0x55c568ff1760 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55c568ff1760 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55c568ff1760 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x55c568ff14ac - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x55c568ff1dc3 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x55c568fc0198 - std::panicking::begin_panic::{{closure}}::h6f21c6eae90930bd
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:498
[INFO] [stderr]     12:     0x55c568fbdbe8 - std::sys_common::backtrace::__rust_end_short_backtrace::h1317ecc671ffd341
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55c568fc00c3 - std::panicking::begin_panic::hac22aa014503c904
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:497
[INFO] [stderr]     14:     0x55c568fbbad4 - build_script_build::main::h7e3941ef3751b9dd
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rocket-8bf16d9ca7e90bdc/263e39b/core/lib/build.rs:26
[INFO] [stderr]     15:     0x55c568fbd8db - core::ops::function::FnOnce::call_once::h4615d38b4f978775
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]     16:     0x55c568fbdc1e - std::sys_common::backtrace::__rust_begin_short_backtrace::h02923aa974004b8b
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     17:     0x55c568fbd831 - std::rt::lang_start::{{closure}}::hc4a2844af79d2796
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:66
[INFO] [stderr]     18:     0x55c568ff21c1 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a3209f124be2235
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:259
[INFO] [stderr]     19:     0x55c568ff21c1 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]     20:     0x55c568ff21c1 - std::panicking::try::h6311c259678e50fc
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]     21:     0x55c568ff21c1 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]     22:     0x55c568ff21c1 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stderr]     23:     0x55c568fbd807 - std::rt::lang_start::h3588cc506b80fd3e
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:65
[INFO] [stderr]     24:     0x55c568fbc2da - main
[INFO] [stderr]     25:     0x7fbfa7c340b3 - __libc_start_main
[INFO] [stderr]     26:     0x55c568fbb0ae - _start
[INFO] [stderr]     27:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "119265c857bd98cd5b0dad78c64d9fcd15bb666073a020723978b2dacfbc8f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119265c857bd98cd5b0dad78c64d9fcd15bb666073a020723978b2dacfbc8f59", kill_on_drop: false }`
[INFO] [stdout] 119265c857bd98cd5b0dad78c64d9fcd15bb666073a020723978b2dacfbc8f59
