[INFO] cloning repository https://github.com/carllerche/minidb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carllerche/minidb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarllerche%2Fminidb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarllerche%2Fminidb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43d80944bdda1d927ebae55cc08624271b4acfb1
[INFO] checking carllerche/minidb against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarllerche%2Fminidb" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carllerche/minidb on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/carllerche/minidb
[INFO] finished tweaking git repo https://github.com/carllerche/minidb
[INFO] tweaked toml for git repo https://github.com/carllerche/minidb written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/carllerche/minidb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/buffoon`
[INFO] [stderr]     Updating git repository `https://github.com/tokio-rs/tokio-timer`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/fixture-io`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/io-dump`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex-syntax v0.3.7
[INFO] [stderr]   Downloaded regex v0.1.77
[INFO] [stderr]   Downloaded quickcheck v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a3dc985d2fdd0f8cb188043cfa2128fca297498e047de808ec31fdd0bc6ba7c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5a3dc985d2fdd0f8cb188043cfa2128fca297498e047de808ec31fdd0bc6ba7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a3dc985d2fdd0f8cb188043cfa2128fca297498e047de808ec31fdd0bc6ba7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a3dc985d2fdd0f8cb188043cfa2128fca297498e047de808ec31fdd0bc6ba7c", kill_on_drop: false }`
[INFO] [stdout] 5a3dc985d2fdd0f8cb188043cfa2128fca297498e047de808ec31fdd0bc6ba7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 095f84949455bfde17ba797873cfc986b31e2476887f5f7a5b009817f7d5bc8a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "095f84949455bfde17ba797873cfc986b31e2476887f5f7a5b009817f7d5bc8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking futures v0.1.3
[INFO] [stderr]     Checking buffoon v0.5.0 (https://github.com/carllerche/buffoon#93c022ee)
[INFO] [stderr]     Checking net2 v0.2.26
[INFO] [stderr]     Checking thread-id v2.0.0
[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 thread_local v0.2.7
[INFO] [stderr]     Checking bytes v0.4.0-dev (https://github.com/carllerche/bytes#d717fde5)
[INFO] [stderr]     Checking regex v0.1.77
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking tokio-timer v0.1.0 (https://github.com/tokio-rs/tokio-timer#4acaed62)
[INFO] [stderr]     Checking tokio-service v0.1.0 (https://github.com/tokio-rs/tokio-service#92eccdc1)
[INFO] [stderr]     Checking env_logger v0.3.5
[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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "095f84949455bfde17ba797873cfc986b31e2476887f5f7a5b009817f7d5bc8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "095f84949455bfde17ba797873cfc986b31e2476887f5f7a5b009817f7d5bc8a", kill_on_drop: false }`
[INFO] [stdout] 095f84949455bfde17ba797873cfc986b31e2476887f5f7a5b009817f7d5bc8a