[INFO] cloning repository https://github.com/DaanHoogland/tr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DaanHoogland/tr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaanHoogland%2Ftr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaanHoogland%2Ftr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef036497a42a42e18e3d22b79b053e9643dd419d
[INFO] checking DaanHoogland/tr against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaanHoogland%2Ftr" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DaanHoogland/tr on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DaanHoogland/tr
[INFO] finished tweaking git repo https://github.com/DaanHoogland/tr
[INFO] tweaked toml for git repo https://github.com/DaanHoogland/tr written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/DaanHoogland/tr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f22a9482dccae297986ad6c7f8dd56091a72a6e0f080bad60fed749ec893edc2
[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" "f22a9482dccae297986ad6c7f8dd56091a72a6e0f080bad60fed749ec893edc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f22a9482dccae297986ad6c7f8dd56091a72a6e0f080bad60fed749ec893edc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22a9482dccae297986ad6c7f8dd56091a72a6e0f080bad60fed749ec893edc2", kill_on_drop: false }`
[INFO] [stdout] f22a9482dccae297986ad6c7f8dd56091a72a6e0f080bad60fed749ec893edc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a9b8d2e2121abea66ae10c0c5f9d6052a1754754411a38b8dc512046759c493
[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" "5a9b8d2e2121abea66ae10c0c5f9d6052a1754754411a38b8dc512046759c493", kill_on_drop: false }`
[INFO] [stderr]     Checking ansi_term v0.6.3
[INFO] [stderr]     Checking strsim v0.4.0
[INFO] [stderr]     Checking clap v1.2.1
[INFO] [stderr]     Checking tr v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `MAN_PAGE`
[INFO] [stdout]   --> src/main.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / const MAN_PAGE: &'static str = /* @MANSTART{tr} */ r#"NAME
[INFO] [stdout] 7  | |     tr - translate characters
[INFO] [stdout] 8  | |
[INFO] [stdout] 9  | | SYNOPSIS
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     loads.
[INFO] [stdout] 48 | | "#; /* @MANEND */
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `complement`
[INFO] [stdout]   --> src/main.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     complement:  bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `delete`
[INFO] [stdout]   --> src/main.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     delete:      bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `squeeze`
[INFO] [stdout]   --> src/main.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     squeeze:     bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_opts`
[INFO] [stdout]   --> src/main.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn print_opts(&self)
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_opts`
[INFO] [stdout]   --> src/main.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn get_opts(&mut self) -> &mut Translation {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_opts`
[INFO] [stdout]    --> src/main.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn check_opts(&mut self) -> &mut Translation {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "5a9b8d2e2121abea66ae10c0c5f9d6052a1754754411a38b8dc512046759c493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9b8d2e2121abea66ae10c0c5f9d6052a1754754411a38b8dc512046759c493", kill_on_drop: false }`
[INFO] [stdout] 5a9b8d2e2121abea66ae10c0c5f9d6052a1754754411a38b8dc512046759c493