[INFO] fetching crate ratch 0.3.1...
[INFO] checking ratch-0.3.1 against master#d902752866cbbdb331e3cf28ff6bba86ab0f6c62 for pr-77271
[INFO] extracting crate ratch 0.3.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ratch 0.3.1 on toolchain d902752866cbbdb331e3cf28ff6bba86ab0f6c62
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ratch 0.3.1
[INFO] finished tweaking crates.io crate ratch 0.3.1
[INFO] tweaked toml for crates.io crate ratch 0.3.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4347e7861c1520680f1aac62ee3a3552ca2266a856da4861b59eff280eb7ee20
[INFO] running `Command { std: "docker" "start" "-a" "4347e7861c1520680f1aac62ee3a3552ca2266a856da4861b59eff280eb7ee20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4347e7861c1520680f1aac62ee3a3552ca2266a856da4861b59eff280eb7ee20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4347e7861c1520680f1aac62ee3a3552ca2266a856da4861b59eff280eb7ee20", kill_on_drop: false }`
[INFO] [stdout] 4347e7861c1520680f1aac62ee3a3552ca2266a856da4861b59eff280eb7ee20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c404434bc0052c4611ae1cc78ae42c0dda8c4912efb4545ff034aa5f1e9ddad
[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" "5c404434bc0052c4611ae1cc78ae42c0dda8c4912efb4545ff034aa5f1e9ddad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking shared_child v0.3.4
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking pancurses v0.16.1
[INFO] [stderr]     Checking os_pipe v0.7.0
[INFO] [stderr]     Checking duct v0.11.1
[INFO] [stderr]     Checking os_pipe v0.8.2
[INFO] [stderr]     Checking ratch v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `clap::App::<'a, 'b>::with_defaults`: Can never work; use explicit App::author() and App::version() calls instead
[INFO] [stdout]   --> src/main.rs:52:19
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let matches = App::with_defaults("Ratch")
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `clap::App::<'a, 'b>::with_defaults`: Can never work; use explicit App::author() and App::version() calls instead
[INFO] [stdout]   --> src/main.rs:52:19
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let matches = App::with_defaults("Ratch")
[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 20.58s
[INFO] running `Command { std: "docker" "inspect" "5c404434bc0052c4611ae1cc78ae42c0dda8c4912efb4545ff034aa5f1e9ddad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c404434bc0052c4611ae1cc78ae42c0dda8c4912efb4545ff034aa5f1e9ddad", kill_on_drop: false }`
[INFO] [stdout] 5c404434bc0052c4611ae1cc78ae42c0dda8c4912efb4545ff034aa5f1e9ddad