[INFO] cloning repository https://github.com/barrowsys/MEOW
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/barrowsys/MEOW" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarrowsys%2FMEOW", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarrowsys%2FMEOW'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6d774b0b043bd29e62b048d1142fef9bdbf0fc0
[INFO] testing barrowsys/MEOW against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarrowsys%2FMEOW" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/barrowsys/MEOW on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/barrowsys/MEOW
[INFO] finished tweaking git repo https://github.com/barrowsys/MEOW
[INFO] tweaked toml for git repo https://github.com/barrowsys/MEOW written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/barrowsys/MEOW already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1be48da041107208262a19099483b00e9dccade6129579a30f1521bdc1ce414
[INFO] running `Command { std: "docker" "start" "-a" "c1be48da041107208262a19099483b00e9dccade6129579a30f1521bdc1ce414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1be48da041107208262a19099483b00e9dccade6129579a30f1521bdc1ce414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1be48da041107208262a19099483b00e9dccade6129579a30f1521bdc1ce414", kill_on_drop: false }`
[INFO] [stdout] c1be48da041107208262a19099483b00e9dccade6129579a30f1521bdc1ce414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c02301bc500167af2c54e7c87d84c737b5bd9addff6888db87c73ea8c1229e9
[INFO] running `Command { std: "docker" "start" "-a" "9c02301bc500167af2c54e7c87d84c737b5bd9addff6888db87c73ea8c1229e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling simplelog v0.8.0
[INFO] [stderr]    Compiling meow v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `debug`, `error`, `info`, `warn`
[INFO] [stdout]   --> src/main.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | use log::{error, warn, info, debug, trace};
[INFO] [stdout]    |           ^^^^^  ^^^^  ^^^^  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let M = dnachars.next().unwrap();
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `E` should have a snake case name
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let E = dnachars.next().unwrap();
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `O` should have a snake case name
[INFO] [stdout]   --> src/main.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let O = dnachars.next().unwrap();
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let W = dnachars.next().unwrap();
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.48s
[INFO] running `Command { std: "docker" "inspect" "9c02301bc500167af2c54e7c87d84c737b5bd9addff6888db87c73ea8c1229e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c02301bc500167af2c54e7c87d84c737b5bd9addff6888db87c73ea8c1229e9", kill_on_drop: false }`
[INFO] [stdout] 9c02301bc500167af2c54e7c87d84c737b5bd9addff6888db87c73ea8c1229e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af7bb0d8b0ab9cc3393d0a5fbb7c6610e758a255734b0e5b0300a29bcfc69992
[INFO] running `Command { std: "docker" "start" "-a" "af7bb0d8b0ab9cc3393d0a5fbb7c6610e758a255734b0e5b0300a29bcfc69992", kill_on_drop: false }`
[INFO] [stderr]    Compiling meow v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `debug`, `error`, `info`, `warn`
[INFO] [stdout]   --> src/main.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | use log::{error, warn, info, debug, trace};
[INFO] [stdout]    |           ^^^^^  ^^^^  ^^^^  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let M = dnachars.next().unwrap();
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `E` should have a snake case name
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let E = dnachars.next().unwrap();
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `O` should have a snake case name
[INFO] [stdout]   --> src/main.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let O = dnachars.next().unwrap();
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let W = dnachars.next().unwrap();
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "af7bb0d8b0ab9cc3393d0a5fbb7c6610e758a255734b0e5b0300a29bcfc69992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af7bb0d8b0ab9cc3393d0a5fbb7c6610e758a255734b0e5b0300a29bcfc69992", kill_on_drop: false }`
[INFO] [stdout] af7bb0d8b0ab9cc3393d0a5fbb7c6610e758a255734b0e5b0300a29bcfc69992
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1951faef6f0cd1ca5c28fddc931c9be93ddc9ad8d45934170e57ae8b77b8bd4a
[INFO] running `Command { std: "docker" "start" "-a" "1951faef6f0cd1ca5c28fddc931c9be93ddc9ad8d45934170e57ae8b77b8bd4a", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `debug`, `error`, `info`, `warn`
[INFO] [stderr]   --> src/main.rs:19:11
[INFO] [stderr]    |
[INFO] [stderr] 19 | use log::{error, warn, info, debug, trace};
[INFO] [stderr]    |           ^^^^^  ^^^^  ^^^^  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `M` should have a snake case name
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let M = dnachars.next().unwrap();
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `m`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `E` should have a snake case name
[INFO] [stderr]   --> src/main.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let E = dnachars.next().unwrap();
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `O` should have a snake case name
[INFO] [stderr]   --> src/main.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let O = dnachars.next().unwrap();
[INFO] [stderr]    |         ^ help: convert the identifier to snake case (notice the capitalization): `o`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `W` should have a snake case name
[INFO] [stderr]   --> src/main.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let W = dnachars.next().unwrap();
[INFO] [stderr]    |         ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/meow-b2bc32912ca95b9e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1951faef6f0cd1ca5c28fddc931c9be93ddc9ad8d45934170e57ae8b77b8bd4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1951faef6f0cd1ca5c28fddc931c9be93ddc9ad8d45934170e57ae8b77b8bd4a", kill_on_drop: false }`
[INFO] [stdout] 1951faef6f0cd1ca5c28fddc931c9be93ddc9ad8d45934170e57ae8b77b8bd4a