[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#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphongngtuan%2Fst" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phongngtuan/st on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/source/Cargo.toml
[INFO] crate git repo https://github.com/phongngtuan/st already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43a5e9b9ec3f9c0752aa796ed7827f134558650af554d8e3be676d6a79a1eae8
[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" "43a5e9b9ec3f9c0752aa796ed7827f134558650af554d8e3be676d6a79a1eae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43a5e9b9ec3f9c0752aa796ed7827f134558650af554d8e3be676d6a79a1eae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a5e9b9ec3f9c0752aa796ed7827f134558650af554d8e3be676d6a79a1eae8", kill_on_drop: false }`
[INFO] [stdout] 43a5e9b9ec3f9c0752aa796ed7827f134558650af554d8e3be676d6a79a1eae8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] c6c579d75001fd29eb1754c1170cf8bf50406cf602c1ae3c12c6514870ff78cd
[INFO] running `Command { std: "docker" "start" "-a" "c6c579d75001fd29eb1754c1170cf8bf50406cf602c1ae3c12c6514870ff78cd", 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c6c579d75001fd29eb1754c1170cf8bf50406cf602c1ae3c12c6514870ff78cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6c579d75001fd29eb1754c1170cf8bf50406cf602c1ae3c12c6514870ff78cd", kill_on_drop: false }`
[INFO] [stdout] c6c579d75001fd29eb1754c1170cf8bf50406cf602c1ae3c12c6514870ff78cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b7259f24bb05f3b37543740199422bc930fc2a265dd019c4099098d6c683374
[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" "5b7259f24bb05f3b37543740199422bc930fc2a265dd019c4099098d6c683374", 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "5b7259f24bb05f3b37543740199422bc930fc2a265dd019c4099098d6c683374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7259f24bb05f3b37543740199422bc930fc2a265dd019c4099098d6c683374", kill_on_drop: false }`
[INFO] [stdout] 5b7259f24bb05f3b37543740199422bc930fc2a265dd019c4099098d6c683374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 658b7dbc0e33fdb6fc74aaebab10a4ec160737fe8456cbd939a9aaa18fc3d57a
[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" "658b7dbc0e33fdb6fc74aaebab10a4ec160737fe8456cbd939a9aaa18fc3d57a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: structure field `M2` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     M2: f64, // M2 aggregates the squared distance from the mean
[INFO] [stderr]    |     ^^ help: convert the identifier to snake case: `m2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `M2` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     M2: f64, // M2 aggregates the squared distance from the mean
[INFO] [stderr]    |     ^^ help: convert the identifier to snake case: `m2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/st-7e7e771e6e211854
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/st-edfed04c9a54149d
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "658b7dbc0e33fdb6fc74aaebab10a4ec160737fe8456cbd939a9aaa18fc3d57a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658b7dbc0e33fdb6fc74aaebab10a4ec160737fe8456cbd939a9aaa18fc3d57a", kill_on_drop: false }`
[INFO] [stdout] 658b7dbc0e33fdb6fc74aaebab10a4ec160737fe8456cbd939a9aaa18fc3d57a