[INFO] cloning repository https://github.com/phongngtuan/st
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phongngtuan/st" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphongngtuan%2Fst", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphongngtuan%2Fst'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 605167f52f8308cd9067973f0cd07c3e07fa3201
[INFO] testing phongngtuan/st against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphongngtuan%2Fst" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/phongngtuan/st
[INFO] finished tweaking git repo https://github.com/phongngtuan/st
[INFO] tweaked toml for git repo https://github.com/phongngtuan/st written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/phongngtuan/st on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/phongngtuan/st already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8e4d94f05f4327cb5b6c46d41e8604706d8c84f6a4548d046ee503f7a3392cb
[INFO] running `Command { std: "docker" "start" "-a" "b8e4d94f05f4327cb5b6c46d41e8604706d8c84f6a4548d046ee503f7a3392cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8e4d94f05f4327cb5b6c46d41e8604706d8c84f6a4548d046ee503f7a3392cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e4d94f05f4327cb5b6c46d41e8604706d8c84f6a4548d046ee503f7a3392cb", kill_on_drop: false }`
[INFO] [stdout] b8e4d94f05f4327cb5b6c46d41e8604706d8c84f6a4548d046ee503f7a3392cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3efeaeb650320e445cdbe5e0f511932ae9c30ee766cd17d0001c86e37e162908
[INFO] running `Command { std: "docker" "start" "-a" "3efeaeb650320e445cdbe5e0f511932ae9c30ee766cd17d0001c86e37e162908", kill_on_drop: false }`
[INFO] [stderr]    Compiling st v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: structure field `M2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     M2: f64, // M2 aggregates the squared distance from the mean
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case: `m2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     read_file(&config);;
[INFO] [stdout]    |                        ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "3efeaeb650320e445cdbe5e0f511932ae9c30ee766cd17d0001c86e37e162908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3efeaeb650320e445cdbe5e0f511932ae9c30ee766cd17d0001c86e37e162908", kill_on_drop: false }`
[INFO] [stdout] 3efeaeb650320e445cdbe5e0f511932ae9c30ee766cd17d0001c86e37e162908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8960695cf342779fd6d47ff657564f82d76ad1e56d932b01c9fe9fda8b086684
[INFO] running `Command { std: "docker" "start" "-a" "8960695cf342779fd6d47ff657564f82d76ad1e56d932b01c9fe9fda8b086684", kill_on_drop: false }`
[INFO] [stdout] warning: structure field `M2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     M2: f64, // M2 aggregates the squared distance from the mean
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case: `m2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling st v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     read_file(&config);;
[INFO] [stdout]    |                        ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `M2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     M2: f64, // M2 aggregates the squared distance from the mean
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case: `m2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "8960695cf342779fd6d47ff657564f82d76ad1e56d932b01c9fe9fda8b086684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8960695cf342779fd6d47ff657564f82d76ad1e56d932b01c9fe9fda8b086684", kill_on_drop: false }`
[INFO] [stdout] 8960695cf342779fd6d47ff657564f82d76ad1e56d932b01c9fe9fda8b086684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29c27442a8e18eeb02058f1fe144e36f2e69db030fa91ea25be57cd41cfbbfa3
[INFO] running `Command { std: "docker" "start" "-a" "29c27442a8e18eeb02058f1fe144e36f2e69db030fa91ea25be57cd41cfbbfa3", kill_on_drop: false }`
[INFO] [stderr] warning: structure field `M2` should have a snake case name
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:66:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 66 |     M2: f64, // M2 aggregates the squared distance from the mean
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |     ^^ help: convert the identifier to snake case: `m2`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: `st` (lib) generated 1 warning
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:52:24
[INFO] [stderr]    |
[INFO] [stderr] 52 |     read_file(&config);;
[INFO] [stderr]    |                        ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `st` (bin "st" test) generated 1 warning
[INFO] [stderr] warning: `st` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/st-80241d17d0811a70)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/st-2ff733acb29ce4a4)
[INFO] [stderr]    Doc-tests st
[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" "29c27442a8e18eeb02058f1fe144e36f2e69db030fa91ea25be57cd41cfbbfa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c27442a8e18eeb02058f1fe144e36f2e69db030fa91ea25be57cd41cfbbfa3", kill_on_drop: false }`
[INFO] [stdout] 29c27442a8e18eeb02058f1fe144e36f2e69db030fa91ea25be57cd41cfbbfa3