[INFO] fetching crate sklearn-sample-datasets-rs 0.1.0...
[INFO] testing sklearn-sample-datasets-rs-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate sklearn-sample-datasets-rs 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sklearn-sample-datasets-rs 0.1.0 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 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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ce0903cdf64b15b8ba945199c269927ffa14505d98f804fd094dbbf485fc6ce4
[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" "ce0903cdf64b15b8ba945199c269927ffa14505d98f804fd094dbbf485fc6ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce0903cdf64b15b8ba945199c269927ffa14505d98f804fd094dbbf485fc6ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce0903cdf64b15b8ba945199c269927ffa14505d98f804fd094dbbf485fc6ce4", kill_on_drop: false }`
[INFO] [stdout] ce0903cdf64b15b8ba945199c269927ffa14505d98f804fd094dbbf485fc6ce4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 2302c36a9447a6ec3a1cf0af191893217a7b4ba7afcbd5cbc99b77557ee7974d
[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" "2302c36a9447a6ec3a1cf0af191893217a7b4ba7afcbd5cbc99b77557ee7974d", 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 0.46s
[INFO] running `Command { std: "docker" "inspect" "2302c36a9447a6ec3a1cf0af191893217a7b4ba7afcbd5cbc99b77557ee7974d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2302c36a9447a6ec3a1cf0af191893217a7b4ba7afcbd5cbc99b77557ee7974d", kill_on_drop: false }`
[INFO] [stdout] 2302c36a9447a6ec3a1cf0af191893217a7b4ba7afcbd5cbc99b77557ee7974d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f521b20ad6e3314533eeab0d2b1a50d5d845110f9b854fb470c32a6f8a8543fb
[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" "f521b20ad6e3314533eeab0d2b1a50d5d845110f9b854fb470c32a6f8a8543fb", kill_on_drop: false }`
[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] [stderr]    Compiling sklearn-sample-datasets-rs v0.1.0 (/opt/rustwide/workdir)
[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 0.85s
[INFO] running `Command { std: "docker" "inspect" "f521b20ad6e3314533eeab0d2b1a50d5d845110f9b854fb470c32a6f8a8543fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f521b20ad6e3314533eeab0d2b1a50d5d845110f9b854fb470c32a6f8a8543fb", kill_on_drop: false }`
[INFO] [stdout] f521b20ad6e3314533eeab0d2b1a50d5d845110f9b854fb470c32a6f8a8543fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 0ef611b616684e1a5e2348cbcc8b308ca9d297ed9878f50c6c461dcf0ca7367e
[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" "0ef611b616684e1a5e2348cbcc8b308ca9d297ed9878f50c6c461dcf0ca7367e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: structure field `CRIM` should have a snake case name
[INFO] [stdout] running 1 test
[INFO] [stderr]  --> src/boston.rs:3:2
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 3 |     CRIM: f64,
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |     ^^^^ help: convert the identifier to snake case: `crim`
[INFO] [stdout] 
[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 `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 `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 `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] 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 `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 `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 `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 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sklearn_sample_datasets_rs-ffbcc3c6186a9dc8)
[INFO] [stderr]    Doc-tests sklearn-sample-datasets-rs
[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" "0ef611b616684e1a5e2348cbcc8b308ca9d297ed9878f50c6c461dcf0ca7367e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef611b616684e1a5e2348cbcc8b308ca9d297ed9878f50c6c461dcf0ca7367e", kill_on_drop: false }`
[INFO] [stdout] 0ef611b616684e1a5e2348cbcc8b308ca9d297ed9878f50c6c461dcf0ca7367e