[INFO] cloning repository https://github.com/nejucomo/hashstore
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nejucomo/hashstore" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnejucomo%2Fhashstore", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnejucomo%2Fhashstore'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fbf1b67427d00db96ca89a2d6d7032385a4d58f8
[INFO] checking nejucomo/hashstore against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnejucomo%2Fhashstore" "/workspace/builds/worker-65/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-65/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nejucomo/hashstore on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nejucomo/hashstore
[INFO] finished tweaking git repo https://github.com/nejucomo/hashstore
[INFO] tweaked toml for git repo https://github.com/nejucomo/hashstore written to /workspace/builds/worker-65/source/Cargo.toml
[INFO] crate git repo https://github.com/nejucomo/hashstore already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1a63e521fb6b1bd253b7a63c51a7d66e4935e848b5d0250d981bd184df8baf7
[INFO] running `Command { std: "docker" "start" "-a" "b1a63e521fb6b1bd253b7a63c51a7d66e4935e848b5d0250d981bd184df8baf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1a63e521fb6b1bd253b7a63c51a7d66e4935e848b5d0250d981bd184df8baf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a63e521fb6b1bd253b7a63c51a7d66e4935e848b5d0250d981bd184df8baf7", kill_on_drop: false }`
[INFO] [stdout] b1a63e521fb6b1bd253b7a63c51a7d66e4935e848b5d0250d981bd184df8baf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc5ed766659fa0d355849e3dc738b013c63d05fc929483753ea619ea1fa1ba2d
[INFO] running `Command { std: "docker" "start" "-a" "cc5ed766659fa0d355849e3dc738b013c63d05fc929483753ea619ea1fa1ba2d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.16
[INFO] [stderr]     Checking unicode-width v0.1.3
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking strsim v0.5.1
[INFO] [stderr]     Checking unicode-segmentation v0.1.2
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking constant_time_eq v0.1.2
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking blake2-rfc v0.2.17 (https://github.com/cesarb/blake2-rfc#6c4279bd)
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking term_size v0.2.1
[INFO] [stderr]     Checking clap v2.14.0
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cc5ed766659fa0d355849e3dc738b013c63d05fc929483753ea619ea1fa1ba2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc5ed766659fa0d355849e3dc738b013c63d05fc929483753ea619ea1fa1ba2d", kill_on_drop: false }`
[INFO] [stdout] cc5ed766659fa0d355849e3dc738b013c63d05fc929483753ea619ea1fa1ba2d