[INFO] cloning repository https://github.com/DeMille/paint
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DeMille/paint" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeMille%2Fpaint", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeMille%2Fpaint'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4689454264f76223e72c14fe749ae00cff2ae15
[INFO] testing DeMille/paint against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeMille%2Fpaint" "/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/DeMille/paint on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DeMille/paint
[INFO] finished tweaking git repo https://github.com/DeMille/paint
[INFO] tweaked toml for git repo https://github.com/DeMille/paint written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/DeMille/paint already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17b6a7ed0695807437b55763e2374e2c133d3ff3b0689a71f91f6e467a699669
[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" "17b6a7ed0695807437b55763e2374e2c133d3ff3b0689a71f91f6e467a699669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17b6a7ed0695807437b55763e2374e2c133d3ff3b0689a71f91f6e467a699669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17b6a7ed0695807437b55763e2374e2c133d3ff3b0689a71f91f6e467a699669", kill_on_drop: false }`
[INFO] [stdout] 17b6a7ed0695807437b55763e2374e2c133d3ff3b0689a71f91f6e467a699669
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", 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] b738ecb87cc54feb52ea444ed09464e91ae2b8f38a2b5d3c25381bebef54d36e
[INFO] running `Command { std: "docker" "start" "-a" "b738ecb87cc54feb52ea444ed09464e91ae2b8f38a2b5d3c25381bebef54d36e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling plist v0.2.4
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling inotify v0.3.0
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling cmake v0.1.29
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling filetime v0.1.15
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling walkdir v2.1.3
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling base64 v0.8.0
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling clap v2.29.3
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling onig_sys v67.1.0
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling regex v0.2.6
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling notify v4.0.3
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling onig v3.1.1
[INFO] [stderr]    Compiling syntect v2.0.0
[INFO] [stderr]    Compiling paint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/paint.rs:161:76
[INFO] [stdout]     |
[INFO] [stdout] 161 |             write!(out, ".{} .{} {{ {} }}\n", prefix, class, css).unwrap();;
[INFO] [stdout]     |                                                                            ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/paint.rs:442:13
[INFO] [stdout]     |
[INFO] [stdout] 442 |     } else {;
[INFO] [stdout]     |             ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/paint.rs:615:26
[INFO] [stdout]     |
[INFO] [stdout] 615 |         .map(|line| line.trim_left_matches(&indent))
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.09s
[INFO] running `Command { std: "docker" "inspect" "b738ecb87cc54feb52ea444ed09464e91ae2b8f38a2b5d3c25381bebef54d36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b738ecb87cc54feb52ea444ed09464e91ae2b8f38a2b5d3c25381bebef54d36e", kill_on_drop: false }`
[INFO] [stdout] b738ecb87cc54feb52ea444ed09464e91ae2b8f38a2b5d3c25381bebef54d36e
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22ccfdf0892f5102d29de4d5dfb3d7e2f3d7689491695a477afe63d4d5cc6af1
[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" "22ccfdf0892f5102d29de4d5dfb3d7e2f3d7689491695a477afe63d4d5cc6af1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling paint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/paint.rs:161:76
[INFO] [stdout]     |
[INFO] [stdout] 161 |             write!(out, ".{} .{} {{ {} }}\n", prefix, class, css).unwrap();;
[INFO] [stdout]     |                                                                            ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/paint.rs:442:13
[INFO] [stdout]     |
[INFO] [stdout] 442 |     } else {;
[INFO] [stdout]     |             ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/paint.rs:615:26
[INFO] [stdout]     |
[INFO] [stdout] 615 |         .map(|line| line.trim_left_matches(&indent))
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "22ccfdf0892f5102d29de4d5dfb3d7e2f3d7689491695a477afe63d4d5cc6af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ccfdf0892f5102d29de4d5dfb3d7e2f3d7689491695a477afe63d4d5cc6af1", kill_on_drop: false }`
[INFO] [stdout] 22ccfdf0892f5102d29de4d5dfb3d7e2f3d7689491695a477afe63d4d5cc6af1
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", 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] d45ebf1a58f52ca41db674035c5de7d14a1b8e093786c9d9ed2ab6af28ff13b9
[INFO] running `Command { std: "docker" "start" "-a" "d45ebf1a58f52ca41db674035c5de7d14a1b8e093786c9d9ed2ab6af28ff13b9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/paint.rs:161:76
[INFO] [stderr]     |
[INFO] [stderr] 161 |             write!(out, ".{} .{} {{ {} }}\n", prefix, class, css).unwrap();;
[INFO] [stderr]     |                                                                            ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/paint.rs:442:13
[INFO] [stderr]     |
[INFO] [stderr] 442 |     } else {;
[INFO] [stderr]     |             ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stderr]    --> src/paint.rs:615:26
[INFO] [stderr]     |
[INFO] [stderr] 615 |         .map(|line| line.trim_left_matches(&indent))
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/paint-56dbf1887ca2930b)
[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" "d45ebf1a58f52ca41db674035c5de7d14a1b8e093786c9d9ed2ab6af28ff13b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d45ebf1a58f52ca41db674035c5de7d14a1b8e093786c9d9ed2ab6af28ff13b9", kill_on_drop: false }`
[INFO] [stdout] d45ebf1a58f52ca41db674035c5de7d14a1b8e093786c9d9ed2ab6af28ff13b9