[INFO] crate sklearn-sample-datasets-rs 0.1.0 is already in cache
[INFO] testing sklearn-sample-datasets-rs-0.1.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate sklearn-sample-datasets-rs 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sklearn-sample-datasets-rs 0.1.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sklearn-sample-datasets-rs 0.1.0
[INFO] finished tweaking crates.io crate sklearn-sample-datasets-rs 0.1.0
[INFO] tweaked toml for crates.io crate sklearn-sample-datasets-rs 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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" "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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eaf4c8c0c3247264cbed4430815d09b5100f3f84b95a4c587c85dae8821b283
[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" "1eaf4c8c0c3247264cbed4430815d09b5100f3f84b95a4c587c85dae8821b283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eaf4c8c0c3247264cbed4430815d09b5100f3f84b95a4c587c85dae8821b283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eaf4c8c0c3247264cbed4430815d09b5100f3f84b95a4c587c85dae8821b283", kill_on_drop: false }`
[INFO] [stdout] 1eaf4c8c0c3247264cbed4430815d09b5100f3f84b95a4c587c85dae8821b283
[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" "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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6163b413b16e3d1d70f6bf813934866e3a25602aca9305200d00d40332507000
[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" "6163b413b16e3d1d70f6bf813934866e3a25602aca9305200d00d40332507000", kill_on_drop: false }`
[INFO] [stderr]    Compiling sklearn-sample-datasets-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: structure field `CRIM` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 3 |     CRIM: f64,
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `crim`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ZN` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ZN: f64,
[INFO] [stdout]   |     ^^ help: convert the identifier to snake case: `zn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `INDUS` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     INDUS: f64,
[INFO] [stdout]   |     ^^^^^ help: convert the identifier to snake case: `indus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `CHAS` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     CHAS: i32,
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `chas`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `NOX` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     NOX: f64,
[INFO] [stdout]   |     ^^^ help: convert the identifier to snake case: `nox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `RM` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     RM: f64,
[INFO] [stdout]   |     ^^ help: convert the identifier to snake case: `rm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `AGE` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     AGE: f64,
[INFO] [stdout]   |     ^^^ help: convert the identifier to snake case: `age`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `DIS` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     DIS: f64,
[INFO] [stdout]    |     ^^^ help: convert the identifier to snake case: `dis`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `RAD` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:11:2
[INFO] [stdout]    |
[INFO] [stdout] 11 |     RAD: i32,
[INFO] [stdout]    |     ^^^ help: convert the identifier to snake case: `rad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `TAX` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 12 |     TAX: f64,
[INFO] [stdout]    |     ^^^ help: convert the identifier to snake case: `tax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `PTRATIO` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 13 |     PTRATIO: f64,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `ptratio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `B` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:14:2
[INFO] [stdout]    |
[INFO] [stdout] 14 |     B: f64,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `LSTAT` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:15:2
[INFO] [stdout]    |
[INFO] [stdout] 15 |     LSTAT: f64,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to snake case: `lstat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `MEDV` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     MEDV: f64,
[INFO] [stdout]    |     ^^^^ help: convert the identifier to snake case: `medv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "6163b413b16e3d1d70f6bf813934866e3a25602aca9305200d00d40332507000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6163b413b16e3d1d70f6bf813934866e3a25602aca9305200d00d40332507000", kill_on_drop: false }`
[INFO] [stdout] 6163b413b16e3d1d70f6bf813934866e3a25602aca9305200d00d40332507000
[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" "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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7661059d2e46f470ccd999fa48d1a4d6f77332a64610b9d11793d3912985db60
[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" "7661059d2e46f470ccd999fa48d1a4d6f77332a64610b9d11793d3912985db60", kill_on_drop: false }`
[INFO] [stderr]    Compiling sklearn-sample-datasets-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: structure field `CRIM` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 3 |     CRIM: f64,
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `crim`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ZN` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ZN: f64,
[INFO] [stdout]   |     ^^ help: convert the identifier to snake case: `zn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `INDUS` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     INDUS: f64,
[INFO] [stdout]   |     ^^^^^ help: convert the identifier to snake case: `indus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `CHAS` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     CHAS: i32,
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `chas`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `NOX` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     NOX: f64,
[INFO] [stdout]   |     ^^^ help: convert the identifier to snake case: `nox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `RM` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     RM: f64,
[INFO] [stdout]   |     ^^ help: convert the identifier to snake case: `rm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `AGE` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     AGE: f64,
[INFO] [stdout]   |     ^^^ help: convert the identifier to snake case: `age`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `DIS` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     DIS: f64,
[INFO] [stdout]    |     ^^^ help: convert the identifier to snake case: `dis`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `RAD` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:11:2
[INFO] [stdout]    |
[INFO] [stdout] 11 |     RAD: i32,
[INFO] [stdout]    |     ^^^ help: convert the identifier to snake case: `rad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `TAX` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 12 |     TAX: f64,
[INFO] [stdout]    |     ^^^ help: convert the identifier to snake case: `tax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `PTRATIO` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 13 |     PTRATIO: f64,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `ptratio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `B` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:14:2
[INFO] [stdout]    |
[INFO] [stdout] 14 |     B: f64,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `LSTAT` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:15:2
[INFO] [stdout]    |
[INFO] [stdout] 15 |     LSTAT: f64,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to snake case: `lstat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `MEDV` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     MEDV: f64,
[INFO] [stdout]    |     ^^^^ help: convert the identifier to snake case: `medv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `CRIM` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 3 |     CRIM: f64,
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `crim`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ZN` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ZN: f64,
[INFO] [stdout]   |     ^^ help: convert the identifier to snake case: `zn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `INDUS` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     INDUS: f64,
[INFO] [stdout]   |     ^^^^^ help: convert the identifier to snake case: `indus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `CHAS` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     CHAS: i32,
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `chas`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `NOX` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     NOX: f64,
[INFO] [stdout]   |     ^^^ help: convert the identifier to snake case: `nox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `RM` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     RM: f64,
[INFO] [stdout]   |     ^^ help: convert the identifier to snake case: `rm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `AGE` should have a snake case name
[INFO] [stdout]  --> src/boston.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     AGE: f64,
[INFO] [stdout]   |     ^^^ help: convert the identifier to snake case: `age`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `DIS` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     DIS: f64,
[INFO] [stdout]    |     ^^^ help: convert the identifier to snake case: `dis`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `RAD` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:11:2
[INFO] [stdout]    |
[INFO] [stdout] 11 |     RAD: i32,
[INFO] [stdout]    |     ^^^ help: convert the identifier to snake case: `rad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `TAX` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 12 |     TAX: f64,
[INFO] [stdout]    |     ^^^ help: convert the identifier to snake case: `tax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `PTRATIO` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 13 |     PTRATIO: f64,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `ptratio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `B` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:14:2
[INFO] [stdout]    |
[INFO] [stdout] 14 |     B: f64,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `LSTAT` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:15:2
[INFO] [stdout]    |
[INFO] [stdout] 15 |     LSTAT: f64,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to snake case: `lstat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `MEDV` should have a snake case name
[INFO] [stdout]   --> src/boston.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     MEDV: f64,
[INFO] [stdout]    |     ^^^^ help: convert the identifier to snake case: `medv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "7661059d2e46f470ccd999fa48d1a4d6f77332a64610b9d11793d3912985db60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7661059d2e46f470ccd999fa48d1a4d6f77332a64610b9d11793d3912985db60", kill_on_drop: false }`
[INFO] [stdout] 7661059d2e46f470ccd999fa48d1a4d6f77332a64610b9d11793d3912985db60
[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" "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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 810b1efd2e4c8583a913872692ae62666a83d0a8ee54ec9ffc5d5fb54e0807fd
[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" "810b1efd2e4c8583a913872692ae62666a83d0a8ee54ec9ffc5d5fb54e0807fd", kill_on_drop: false }`
[INFO] [stderr] warning: structure field `CRIM` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:3:2
[INFO] [stderr]   |
[INFO] [stderr] 3 |     CRIM: f64,
[INFO] [stderr]   |     ^^^^ help: convert the identifier to snake case: `crim`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `ZN` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     ZN: f64,
[INFO] [stderr]   |     ^^ help: convert the identifier to snake case: `zn`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `INDUS` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:5:2
[INFO] [stderr]   |
[INFO] [stderr] 5 |     INDUS: f64,
[INFO] [stderr]   |     ^^^^^ help: convert the identifier to snake case: `indus`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `CRIM` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:3:2
[INFO] [stderr]   |
[INFO] [stderr] 3 |     CRIM: f64,
[INFO] [stderr]   |     ^^^^ help: convert the identifier to snake case: `crim`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `CHAS` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     CHAS: i32,
[INFO] [stderr]   |     ^^^^ help: convert the identifier to snake case: `chas`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `NOX` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     NOX: f64,
[INFO] [stderr]   |     ^^^ help: convert the identifier to snake case: `nox`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `ZN` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     ZN: f64,
[INFO] [stderr]   |     ^^ help: convert the identifier to snake case: `zn`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `RM` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     RM: f64,
[INFO] [stderr]   |     ^^ help: convert the identifier to snake case: `rm`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `AGE` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     AGE: f64,
[INFO] [stderr]   |     ^^^ help: convert the identifier to snake case: `age`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `INDUS` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:5:2
[INFO] [stderr]   |
[INFO] [stderr] 5 |     INDUS: f64,
[INFO] [stderr]   |     ^^^^^ help: convert the identifier to snake case: `indus`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `DIS` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:10:2
[INFO] [stderr]    |
[INFO] [stderr] 10 |     DIS: f64,
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `dis`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `RAD` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     RAD: i32,
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `rad`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `CHAS` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     CHAS: i32,
[INFO] [stderr]   |     ^^^^ help: convert the identifier to snake case: `chas`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `TAX` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:12:2
[INFO] [stderr]    |
[INFO] [stderr] 12 |     TAX: f64,
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `tax`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `PTRATIO` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:13:2
[INFO] [stderr]    |
[INFO] [stderr] 13 |     PTRATIO: f64,
[INFO] [stderr]    |     ^^^^^^^ help: convert the identifier to snake case: `ptratio`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `NOX` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     NOX: f64,
[INFO] [stderr]   |     ^^^ help: convert the identifier to snake case: `nox`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `B` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     B: f64,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `LSTAT` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:15:2
[INFO] [stderr]    |
[INFO] [stderr] 15 |     LSTAT: f64,
[INFO] [stderr]    |     ^^^^^ help: convert the identifier to snake case: `lstat`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `RM` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     RM: f64,
[INFO] [stderr]   |     ^^ help: convert the identifier to snake case: `rm`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `MEDV` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:16:2
[INFO] [stderr]    |
[INFO] [stderr] 16 |     MEDV: f64,
[INFO] [stderr]    |     ^^^^ help: convert the identifier to snake case: `medv`
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `AGE` should have a snake case name
[INFO] [stderr]  --> src/boston.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     AGE: f64,
[INFO] [stderr]   |     ^^^ help: convert the identifier to snake case: `age`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `DIS` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:10:2
[INFO] [stderr]    |
[INFO] [stderr] 10 |     DIS: f64,
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `dis`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `RAD` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     RAD: i32,
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `rad`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `TAX` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:12:2
[INFO] [stderr]    |
[INFO] [stderr] 12 |     TAX: f64,
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `tax`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `PTRATIO` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:13:2
[INFO] [stderr]    |
[INFO] [stderr] 13 |     PTRATIO: f64,
[INFO] [stderr]    |     ^^^^^^^ help: convert the identifier to snake case: `ptratio`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `B` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     B: f64,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `LSTAT` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:15:2
[INFO] [stderr]    |
[INFO] [stderr] 15 |     LSTAT: f64,
[INFO] [stderr]    |     ^^^^^ help: convert the identifier to snake case: `lstat`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `MEDV` should have a snake case name
[INFO] [stderr]   --> src/boston.rs:16:2
[INFO] [stderr]    |
[INFO] [stderr] 16 |     MEDV: f64,
[INFO] [stderr]    |     ^^^^ help: convert the identifier to snake case: `medv`
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sklearn_sample_datasets_rs-79d309216c52198e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests sklearn-sample-datasets-rs
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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] running `Command { std: "docker" "inspect" "810b1efd2e4c8583a913872692ae62666a83d0a8ee54ec9ffc5d5fb54e0807fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810b1efd2e4c8583a913872692ae62666a83d0a8ee54ec9ffc5d5fb54e0807fd", kill_on_drop: false }`
[INFO] [stdout] 810b1efd2e4c8583a913872692ae62666a83d0a8ee54ec9ffc5d5fb54e0807fd