[INFO] fetching crate concur 0.1.4...
[INFO] checking concur-0.1.4 against 1.55.0 for beta-1.56-3
[INFO] extracting crate concur 0.1.4 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate concur 0.1.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concur 0.1.4
[INFO] finished tweaking crates.io crate concur 0.1.4
[INFO] tweaked toml for crates.io crate concur 0.1.4 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strsim v0.6.0
[INFO] [stderr]   Downloaded docopt v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce040723160c2704e8e33fc999e387d2b4c1727286e84b407df23dd3d924d6c0
[INFO] running `Command { std: "docker" "start" "-a" "ce040723160c2704e8e33fc999e387d2b4c1727286e84b407df23dd3d924d6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce040723160c2704e8e33fc999e387d2b4c1727286e84b407df23dd3d924d6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce040723160c2704e8e33fc999e387d2b4c1727286e84b407df23dd3d924d6c0", kill_on_drop: false }`
[INFO] [stdout] ce040723160c2704e8e33fc999e387d2b4c1727286e84b407df23dd3d924d6c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf596f5960e9d2942f27b789105f873d3e8b60c1674e7721dec08a6ab4e33bfd
[INFO] running `Command { std: "docker" "start" "-a" "cf596f5960e9d2942f27b789105f873d3e8b60c1674e7721dec08a6ab4e33bfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking docopt v0.7.0
[INFO] [stderr]     Checking concur v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/main.rs:21:24
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(Clone, Debug, RustcDecodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/main.rs:21:24
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(Clone, Debug, RustcDecodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.25s
[INFO] running `Command { std: "docker" "inspect" "cf596f5960e9d2942f27b789105f873d3e8b60c1674e7721dec08a6ab4e33bfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf596f5960e9d2942f27b789105f873d3e8b60c1674e7721dec08a6ab4e33bfd", kill_on_drop: false }`
[INFO] [stdout] cf596f5960e9d2942f27b789105f873d3e8b60c1674e7721dec08a6ab4e33bfd
