[INFO] fetching crate mx-tester 0.4.0-pre1...
[INFO] checking mx-tester-0.4.0-pre1 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate mx-tester 0.4.0-pre1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate mx-tester 0.4.0-pre1 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mx-tester 0.4.0-pre1
[INFO] finished tweaking crates.io crate mx-tester 0.4.0-pre1
[INFO] tweaked toml for crates.io crate mx-tester 0.4.0-pre1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate mx-tester 0.4.0-pre1 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f117e3e29b7f2a5043a80b676096796939c7e51c767d073c3a393260edcd25d1
[INFO] running `Command { std: "docker" "start" "-a" "f117e3e29b7f2a5043a80b676096796939c7e51c767d073c3a393260edcd25d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f117e3e29b7f2a5043a80b676096796939c7e51c767d073c3a393260edcd25d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f117e3e29b7f2a5043a80b676096796939c7e51c767d073c3a393260edcd25d1", kill_on_drop: false }`
[INFO] [stdout] f117e3e29b7f2a5043a80b676096796939c7e51c767d073c3a393260edcd25d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd5512c4f3f759406e6ebb9cded45abc2d5105e6b6acdbd992f040a226dea2db
[INFO] running `Command { std: "docker" "start" "-a" "dd5512c4f3f759406e6ebb9cded45abc2d5105e6b6acdbd992f040a226dea2db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling serde_derive v1.0.144
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[INFO] [stderr]     Checking once_cell v1.14.0
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[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking subtle v2.4.1
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[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking tracing-core v0.1.27
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling getrandom v0.1.16
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[INFO] [stderr]     Checking futures-sink v0.3.21
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[INFO] [stderr]    Compiling futures-channel v0.3.21
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[INFO] [stderr]     Checking const-oid v0.7.1
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[INFO] [stderr]    Compiling either v1.6.1
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[INFO] [stderr]     Checking assign v1.1.1
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[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling atomic v0.5.1
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking spki v0.4.1
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking rustls-pemfile v1.0.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl-sys v0.9.74
[INFO] [stderr]    Compiling blake3 v1.3.1
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking spki v0.5.4
[INFO] [stderr]     Checking pkcs7 v0.3.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ahash-0.7.6/src/lib.rs:33:42
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))]
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ahash` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dd5512c4f3f759406e6ebb9cded45abc2d5105e6b6acdbd992f040a226dea2db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5512c4f3f759406e6ebb9cded45abc2d5105e6b6acdbd992f040a226dea2db", kill_on_drop: false }`
[INFO] [stdout] dd5512c4f3f759406e6ebb9cded45abc2d5105e6b6acdbd992f040a226dea2db