[INFO] cloning repository https://github.com/estemaluche/seen_engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/estemaluche/seen_engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festemaluche%2Fseen_engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festemaluche%2Fseen_engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ddde623d42cfe89e04e1f83a603c5ae472cd9f3
[INFO] checking estemaluche/seen_engine against be3da1e8c043bb6f1f335463d3b1335cdf50b03c for pr-162597
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festemaluche%2Fseen_engine" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/estemaluche/seen_engine
[INFO] finished tweaking git repo https://github.com/estemaluche/seen_engine
[INFO] tweaked toml for git repo https://github.com/estemaluche/seen_engine written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/estemaluche/seen_engine on toolchain be3da1e8c043bb6f1f335463d3b1335cdf50b03c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/estemaluche/seen_engine 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" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-fs v0.2.0-alpha.6
[INFO] [stderr]   Downloaded uuid v1.5.0
[INFO] [stderr]   Downloaded cc v1.0.84
[INFO] [stderr]   Downloaded tokio-io v0.2.0-alpha.6
[INFO] [stderr]   Downloaded bson v2.7.0
[INFO] [stderr]   Downloaded mongodb v2.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9ce6a1bf64384ede352f5961e2a54eb4b6a1d1734eba97fef7235754099d74a5
[INFO] running `Command { std: "docker" "start" "9ce6a1bf64384ede352f5961e2a54eb4b6a1d1734eba97fef7235754099d74a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ce6a1bf64384ede352f5961e2a54eb4b6a1d1734eba97fef7235754099d74a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9ce6a1bf64384ede352f5961e2a54eb4b6a1d1734eba97fef7235754099d74a5" "/opt/rustwide/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ce6a1bf64384ede352f5961e2a54eb4b6a1d1734eba97fef7235754099d74a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9ce6a1bf64384ede352f5961e2a54eb4b6a1d1734eba97fef7235754099d74a5" "/opt/rustwide/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.84
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling zstd-safe v6.0.6
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking ahash v0.8.6
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking idna v0.4.0
[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]    Compiling rustls v0.21.8
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[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" "9ce6a1bf64384ede352f5961e2a54eb4b6a1d1734eba97fef7235754099d74a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ce6a1bf64384ede352f5961e2a54eb4b6a1d1734eba97fef7235754099d74a5", kill_on_drop: false }`
[INFO] [stdout] 9ce6a1bf64384ede352f5961e2a54eb4b6a1d1734eba97fef7235754099d74a5
