[INFO] fetching crate ydcv-rs 0.6.3...
[INFO] checking ydcv-rs-0.6.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate ydcv-rs 0.6.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ydcv-rs 0.6.3
[INFO] finished tweaking crates.io crate ydcv-rs 0.6.3
[INFO] tweaked toml for crates.io crate ydcv-rs 0.6.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ydcv-rs 0.6.3 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ydcv-rs 0.6.3 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59b411d06982871269f0c05f50b97e953af3b509864642e4ad8a4dd992eb0963
[INFO] running `Command { std: "docker" "start" "-a" "59b411d06982871269f0c05f50b97e953af3b509864642e4ad8a4dd992eb0963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b411d06982871269f0c05f50b97e953af3b509864642e4ad8a4dd992eb0963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b411d06982871269f0c05f50b97e953af3b509864642e4ad8a4dd992eb0963", kill_on_drop: false }`
[INFO] [stdout] 59b411d06982871269f0c05f50b97e953af3b509864642e4ad8a4dd992eb0963
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e03935a2feb84948fa0878dc5e7c7ab7f44a87ae3a58c6021930c70a3aa04dc7
[INFO] running `Command { std: "docker" "start" "-a" "e03935a2feb84948fa0878dc5e7c7ab7f44a87ae3a58c6021930c70a3aa04dc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking pin-project-lite v0.2.13
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[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
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[INFO] [stderr]     Checking fastrand v2.0.1
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[INFO] [stderr]    Compiling aho-corasick v1.1.2
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[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking piper v0.2.1
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
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[INFO] [stderr]    Compiling async-fs v1.6.0
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[INFO] [stderr]    Compiling markup5ever v0.11.0
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[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]    Compiling smithay-client-toolkit v0.18.0
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[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking http-body v0.4.5
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[INFO] [stderr]    Compiling ahash v0.8.6
[INFO] [stderr]     Checking wayland-client v0.31.1
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[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
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[INFO] [stderr]     Checking unicode-bidi v0.3.13
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[INFO] [stderr]    Compiling zvariant_utils v1.0.1
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[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking xdg-home v1.0.0
[INFO] [stderr]     Checking async-executor v1.6.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking async-broadcast v0.5.1
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking zerocopy v0.7.26
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking wayland-protocols v0.31.0
[INFO] [stderr]     Checking wayland-cursor v0.31.0
[INFO] [stderr]     Checking fd-lock v3.0.13
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ahash-0.8.6/src/lib.rs:99:42
[INFO] [stdout]    |
[INFO] [stdout] 99 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))]
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking webpki-roots v0.25.2
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr] error: could not compile `ahash` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e03935a2feb84948fa0878dc5e7c7ab7f44a87ae3a58c6021930c70a3aa04dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e03935a2feb84948fa0878dc5e7c7ab7f44a87ae3a58c6021930c70a3aa04dc7", kill_on_drop: false }`
[INFO] [stdout] e03935a2feb84948fa0878dc5e7c7ab7f44a87ae3a58c6021930c70a3aa04dc7