[INFO] fetching crate ratch 0.3.1...
[INFO] checking ratch-0.3.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate ratch 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ratch 0.3.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d9ee645314a906bdccd1a8ce031cc7b34494987285d50815effe8a35dd919b5
[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" "1d9ee645314a906bdccd1a8ce031cc7b34494987285d50815effe8a35dd919b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d9ee645314a906bdccd1a8ce031cc7b34494987285d50815effe8a35dd919b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d9ee645314a906bdccd1a8ce031cc7b34494987285d50815effe8a35dd919b5", kill_on_drop: false }`
[INFO] [stdout] 1d9ee645314a906bdccd1a8ce031cc7b34494987285d50815effe8a35dd919b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 891882407c3d72ecff515324afee2c23c4aafecf8eb19408692501500730f382
[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" "891882407c3d72ecff515324afee2c23c4aafecf8eb19408692501500730f382", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking nix v0.11.1
[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 15.23s
[INFO] running `Command { std: "docker" "inspect" "891882407c3d72ecff515324afee2c23c4aafecf8eb19408692501500730f382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "891882407c3d72ecff515324afee2c23c4aafecf8eb19408692501500730f382", kill_on_drop: false }`
[INFO] [stdout] 891882407c3d72ecff515324afee2c23c4aafecf8eb19408692501500730f382