[INFO] cloning repository https://github.com/HamaguRe/fast_sin_cos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HamaguRe/fast_sin_cos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamaguRe%2Ffast_sin_cos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamaguRe%2Ffast_sin_cos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc29d4aeca9efe475af059ba8d38f125d3633581
[INFO] testing HamaguRe/fast_sin_cos against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamaguRe%2Ffast_sin_cos" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HamaguRe/fast_sin_cos on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HamaguRe/fast_sin_cos
[INFO] finished tweaking git repo https://github.com/HamaguRe/fast_sin_cos
[INFO] tweaked toml for git repo https://github.com/HamaguRe/fast_sin_cos written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/HamaguRe/fast_sin_cos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4513a56d70af2602661ad8ff004958bc7ff208b4ce891f0fcd06017ac8d71fbb
[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" "4513a56d70af2602661ad8ff004958bc7ff208b4ce891f0fcd06017ac8d71fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4513a56d70af2602661ad8ff004958bc7ff208b4ce891f0fcd06017ac8d71fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4513a56d70af2602661ad8ff004958bc7ff208b4ce891f0fcd06017ac8d71fbb", kill_on_drop: false }`
[INFO] [stdout] 4513a56d70af2602661ad8ff004958bc7ff208b4ce891f0fcd06017ac8d71fbb
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c48d0a69aa4f79e48b69fc4af2ff363735f1a087a7ca7bee748ddabbd76ba01
[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" "3c48d0a69aa4f79e48b69fc4af2ff363735f1a087a7ca7bee748ddabbd76ba01", kill_on_drop: false }`
[INFO] [stderr]    Compiling fast_sin_cos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fast_cos`
[INFO] [stdout]    --> src/main.rs:202:4
[INFO] [stdout]     |
[INFO] [stdout] 202 | fn fast_cos(x: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "3c48d0a69aa4f79e48b69fc4af2ff363735f1a087a7ca7bee748ddabbd76ba01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c48d0a69aa4f79e48b69fc4af2ff363735f1a087a7ca7bee748ddabbd76ba01", kill_on_drop: false }`
[INFO] [stdout] 3c48d0a69aa4f79e48b69fc4af2ff363735f1a087a7ca7bee748ddabbd76ba01
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19e3e262ed3d25c45c5d2ab2a1d577ed9e5065bf8d60905fc2ac841c4ea453ad
[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" "19e3e262ed3d25c45c5d2ab2a1d577ed9e5065bf8d60905fc2ac841c4ea453ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling fast_sin_cos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fast_cos`
[INFO] [stdout]    --> src/main.rs:202:4
[INFO] [stdout]     |
[INFO] [stdout] 202 | fn fast_cos(x: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "19e3e262ed3d25c45c5d2ab2a1d577ed9e5065bf8d60905fc2ac841c4ea453ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19e3e262ed3d25c45c5d2ab2a1d577ed9e5065bf8d60905fc2ac841c4ea453ad", kill_on_drop: false }`
[INFO] [stdout] 19e3e262ed3d25c45c5d2ab2a1d577ed9e5065bf8d60905fc2ac841c4ea453ad
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1db45be19bb26990e9809361b13cfa97b905981ce28ada612e82c02726e274d
[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" "a1db45be19bb26990e9809361b13cfa97b905981ce28ada612e82c02726e274d", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `fast_cos`
[INFO] [stderr]    --> src/main.rs:202:4
[INFO] [stderr]     |
[INFO] [stderr] 202 | fn fast_cos(x: f64) -> f64 {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fast_sin_cos-9af35912e05c1107
[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" "a1db45be19bb26990e9809361b13cfa97b905981ce28ada612e82c02726e274d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1db45be19bb26990e9809361b13cfa97b905981ce28ada612e82c02726e274d", kill_on_drop: false }`
[INFO] [stdout] a1db45be19bb26990e9809361b13cfa97b905981ce28ada612e82c02726e274d