[INFO] cloning repository https://github.com/Kyras/system_benchmarks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kyras/system_benchmarks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyras%2Fsystem_benchmarks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyras%2Fsystem_benchmarks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a86ee17049b15af8f3c4794bf93672c3c4e63dc3
[INFO] documenting Kyras/system_benchmarks against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyras%2Fsystem_benchmarks" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kyras/system_benchmarks on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kyras/system_benchmarks
[INFO] finished tweaking git repo https://github.com/Kyras/system_benchmarks
[INFO] tweaked toml for git repo https://github.com/Kyras/system_benchmarks written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Kyras/system_benchmarks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/simplestaking/tezedge`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-serde v0.1.1
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[INFO] [stderr]   Downloaded pnet_sys v0.26.0
[INFO] [stderr]   Downloaded pnet_transport v0.26.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.26.0
[INFO] [stderr]   Downloaded pnet_base v0.26.0
[INFO] [stderr]   Downloaded enum-iterator v0.5.0
[INFO] [stderr]   Downloaded opentelemetry-jaeger v0.5.0
[INFO] [stderr]   Downloaded pnet_macros v0.26.0
[INFO] [stderr]   Downloaded tracing-attributes v0.1.8
[INFO] [stderr]   Downloaded pin-project v0.4.22
[INFO] [stderr]   Downloaded smoltcp v0.6.0
[INFO] [stderr]   Downloaded tracing v0.1.15
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[INFO] [stderr]   Downloaded tracing-opentelemetry v0.5.0
[INFO] [stderr]   Downloaded ocaml v0.9.3
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[INFO] [stderr]   Downloaded commitlog v0.1.1
[INFO] [stderr]   Downloaded tracing-core v0.1.10
[INFO] [stderr]   Downloaded pnet_datalink v0.26.0
[INFO] [stderr]   Downloaded pnet v0.26.0
[INFO] [stderr]   Downloaded integer-encoding v1.1.5
[INFO] [stderr]   Downloaded filetime v0.2.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03bc73e828aa773e03179dd9e1a3d61d7b056b67a9e1ffcb8c365fe8c294d7ba
[INFO] running `Command { std: "docker" "start" "-a" "03bc73e828aa773e03179dd9e1a3d61d7b056b67a9e1ffcb8c365fe8c294d7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03bc73e828aa773e03179dd9e1a3d61d7b056b67a9e1ffcb8c365fe8c294d7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03bc73e828aa773e03179dd9e1a3d61d7b056b67a9e1ffcb8c365fe8c294d7ba", kill_on_drop: false }`
[INFO] [stdout] 03bc73e828aa773e03179dd9e1a3d61d7b056b67a9e1ffcb8c365fe8c294d7ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fe574830ec2dfd88873890a99a3e26290c1f6ba773a2011b7549d0152835e94
[INFO] running `Command { std: "docker" "start" "-a" "0fe574830ec2dfd88873890a99a3e26290c1f6ba773a2011b7549d0152835e94", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling tar v0.4.28
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling textwrap v0.11.0
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[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling libsodium-sys v0.2.5
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling ocaml v0.9.3
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]    Compiling crc32c v0.4.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking pnet_sys v0.26.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling pnet v0.26.0
[INFO] [stderr]     Checking integer-encoding v1.1.5
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling storage v0.0.3 (https://github.com/simplestaking/tezedge#16d3b518)
[INFO] [stderr]     Checking commitlog v0.1.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking thrift v0.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/commitlog-0.1.1/src/lib.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(test)]
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking managed v0.7.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking nfq v0.2.4
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `commitlog` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0fe574830ec2dfd88873890a99a3e26290c1f6ba773a2011b7549d0152835e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe574830ec2dfd88873890a99a3e26290c1f6ba773a2011b7549d0152835e94", kill_on_drop: false }`
[INFO] [stdout] 0fe574830ec2dfd88873890a99a3e26290c1f6ba773a2011b7549d0152835e94
[INFO] documenting Kyras/system_benchmarks against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyras%2Fsystem_benchmarks" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kyras/system_benchmarks on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kyras/system_benchmarks
[INFO] finished tweaking git repo https://github.com/Kyras/system_benchmarks
[INFO] tweaked toml for git repo https://github.com/Kyras/system_benchmarks written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Kyras/system_benchmarks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a53f9493c51118f5a2d98307d9a5762fcb04396ebdd36d26d513abf30bed71a
[INFO] running `Command { std: "docker" "start" "-a" "5a53f9493c51118f5a2d98307d9a5762fcb04396ebdd36d26d513abf30bed71a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a53f9493c51118f5a2d98307d9a5762fcb04396ebdd36d26d513abf30bed71a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a53f9493c51118f5a2d98307d9a5762fcb04396ebdd36d26d513abf30bed71a", kill_on_drop: false }`
[INFO] [stdout] 5a53f9493c51118f5a2d98307d9a5762fcb04396ebdd36d26d513abf30bed71a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e52549540cdf05570bde3c8cbf89bdfb8a80eb5bbfd9c075fc665709c1f63c9a
[INFO] running `Command { std: "docker" "start" "-a" "e52549540cdf05570bde3c8cbf89bdfb8a80eb5bbfd9c075fc665709c1f63c9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling tar v0.4.28
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e52549540cdf05570bde3c8cbf89bdfb8a80eb5bbfd9c075fc665709c1f63c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e52549540cdf05570bde3c8cbf89bdfb8a80eb5bbfd9c075fc665709c1f63c9a", kill_on_drop: false }`
[INFO] [stdout] e52549540cdf05570bde3c8cbf89bdfb8a80eb5bbfd9c075fc665709c1f63c9a
