[INFO] cloning repository https://github.com/morioka-programing-club/graft_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/morioka-programing-club/graft_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmorioka-programing-club%2Fgraft_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmorioka-programing-club%2Fgraft_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 106b7eede3998b41e6919eead84e28a1f4dac777
[INFO] documenting morioka-programing-club/graft_server against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmorioka-programing-club%2Fgraft_server" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/morioka-programing-club/graft_server on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-27/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/morioka-programing-club/graft_server
[INFO] finished tweaking git repo https://github.com/morioka-programing-club/graft_server
[INFO] tweaked toml for git repo https://github.com/morioka-programing-club/graft_server written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/morioka-programing-club/graft_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 960c0865f0a19c18751cc1f29002cef61696aca134209583950b09250968a7f5
[INFO] running `Command { std: "docker" "start" "-a" "960c0865f0a19c18751cc1f29002cef61696aca134209583950b09250968a7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "960c0865f0a19c18751cc1f29002cef61696aca134209583950b09250968a7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960c0865f0a19c18751cc1f29002cef61696aca134209583950b09250968a7f5", kill_on_drop: false }`
[INFO] [stdout] 960c0865f0a19c18751cc1f29002cef61696aca134209583950b09250968a7f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1728b90aa166be856762be82f1c63589de31136cfb2b843c7bf71ddb776f046f
[INFO] running `Command { std: "docker" "start" "-a" "1728b90aa166be856762be82f1c63589de31136cfb2b843c7bf71ddb776f046f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling libffi-sys v1.3.0
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling glow v0.11.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]     Checking local-waker v0.1.2
[INFO] [stderr]    Compiling renderdoc-sys v0.7.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling inplace_it v0.3.3
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling abort_on_panic v2.0.0
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling profiling v1.0.4
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling zstd-safe v4.1.1+zstd.1.5.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling tokio-openssl v0.6.3
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling dyn-clone v1.0.4
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling firestorm v0.4.6
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]     Checking hashmap-entry-ownable v0.2.0
[INFO] [stderr]     Checking version_check v0.9.3
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashmap-entry-ownable-0.2.0/src/lib.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "nightly", feature(hash_raw_entry))]
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr] error: could not compile `pkg-config`
[INFO] [stderr] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashmap-entry-ownable-0.2.0/src/lib.rs:2:42
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "nightly", feature(test))]
[INFO] [stdout]   |                                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pkg_config /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pkg-config-0.3.24/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=03bd39e624009f6b -C extra-filename=-03bd39e624009f6b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hashmap-entry-ownable` due to 3 previous errors
[INFO] [stderr] error: could not compile `strsim`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name strsim /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/strsim-0.10.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=be6ba759f95a5238 -C extra-filename=-be6ba759f95a5238 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `bytes`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bytes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bytes-1.1.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=44851e2768c88cca -C extra-filename=-44851e2768c88cca --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `byteorder`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name byteorder --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/byteorder-1.4.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=614d7e4e7f7903e2 -C extra-filename=-614d7e4e7f7903e2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `autocfg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name autocfg /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-0.1.7/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=bbd4b5fef76f9106 -C extra-filename=-bbd4b5fef76f9106 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `base64`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name base64 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/base64-0.13.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=bff61f2d1660603b -C extra-filename=-bff61f2d1660603b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `paste`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name paste --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/paste-1.0.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=3439cfa4a2da8d7a -C extra-filename=-3439cfa4a2da8d7a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `bit-vec`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bit_vec /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bit-vec-0.6.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="std"' -C metadata=2e1afe2890772364 -C extra-filename=-2e1afe2890772364 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `glow`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name glow --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/glow-0.11.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=38f6944f0699c60a -C extra-filename=-38f6944f0699c60a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `data-encoding`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name data_encoding --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/data-encoding-2.3.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=db8c7da9cef73501 -C extra-filename=-db8c7da9cef73501 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `ipnet`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ipnet /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ipnet-2.3.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=a4a4d5377d91ef9a -C extra-filename=-a4a4d5377d91ef9a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `language-tags`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name language_tags --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/language-tags-0.3.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=e3f248c51ae2fe28 -C extra-filename=-e3f248c51ae2fe28 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `glow`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name glow --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/glow-0.11.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=4c01a1adc3c8fe26 -C extra-filename=-4c01a1adc3c8fe26 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "1728b90aa166be856762be82f1c63589de31136cfb2b843c7bf71ddb776f046f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1728b90aa166be856762be82f1c63589de31136cfb2b843c7bf71ddb776f046f", kill_on_drop: false }`
[INFO] [stdout] 1728b90aa166be856762be82f1c63589de31136cfb2b843c7bf71ddb776f046f