[INFO] fetching crate linfa-logistic 0.4.0...
[INFO] checking linfa-logistic-0.4.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate linfa-logistic 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate linfa-logistic 0.4.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linfa-logistic 0.4.0
[INFO] finished tweaking crates.io crate linfa-logistic 0.4.0
[INFO] tweaked toml for crates.io crate linfa-logistic 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate linfa-logistic 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded discard v1.0.4
[INFO] [stderr]   Downloaded base-x v0.2.8
[INFO] [stderr]   Downloaded time-macros-impl v0.1.1
[INFO] [stderr]   Downloaded bincode v1.3.3
[INFO] [stderr]   Downloaded stdweb-derive v0.5.3
[INFO] [stderr]   Downloaded sha1 v0.6.0
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.9
[INFO] [stderr]   Downloaded stdweb v0.4.20
[INFO] [stderr]   Downloaded standback v0.2.17
[INFO] [stderr]   Downloaded time-macros v0.1.1
[INFO] [stderr]   Downloaded time v0.2.26
[INFO] [stderr]   Downloaded num-complex v0.4.0
[INFO] [stderr]   Downloaded num-rational v0.4.0
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.5
[INFO] [stderr]   Downloaded num-bigint v0.4.0
[INFO] [stderr]   Downloaded const_fn v0.4.7
[INFO] [stderr]   Downloaded num v0.4.0
[INFO] [stderr]   Downloaded rand_xorshift v0.3.0
[INFO] [stderr]   Downloaded slog-json v2.3.0
[INFO] [stderr]   Downloaded argmin v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", 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] 932df00bc793da4d2b996b55ade046fbe0f8c658cb22068175445af7a48b9f28
[INFO] running `Command { std: "docker" "start" "-a" "932df00bc793da4d2b996b55ade046fbe0f8c658cb22068175445af7a48b9f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "932df00bc793da4d2b996b55ade046fbe0f8c658cb22068175445af7a48b9f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "932df00bc793da4d2b996b55ade046fbe0f8c658cb22068175445af7a48b9f28", kill_on_drop: false }`
[INFO] [stdout] 932df00bc793da4d2b996b55ade046fbe0f8c658cb22068175445af7a48b9f28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40da28143cb90b2c292e05e3e3a1191b0a5ccf8421eca68039334333a7657c83
[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" "40da28143cb90b2c292e05e3e3a1191b0a5ccf8421eca68039334333a7657c83", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling const_fn v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling linfa v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking slog-async v2.6.0
[INFO] [stderr]     Checking slog-term v2.8.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking cauchy v0.3.0
[INFO] [stderr]     Checking lapack v0.17.0
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking rand_distr v0.4.0
[INFO] [stderr]     Checking lax v0.1.0
[INFO] [stderr]     Checking ndarray-rand v0.13.0
[INFO] [stderr]     Checking ndarray-linalg v0.13.1
[INFO] [stderr]     Checking ndarray-csv v0.5.0
[INFO] [stderr]     Checking linfa-datasets v0.4.0
[INFO] [stderr]     Checking argmin v0.4.3
[INFO] [stderr]     Checking linfa-logistic v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "40da28143cb90b2c292e05e3e3a1191b0a5ccf8421eca68039334333a7657c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40da28143cb90b2c292e05e3e3a1191b0a5ccf8421eca68039334333a7657c83", kill_on_drop: false }`
[INFO] [stdout] 40da28143cb90b2c292e05e3e3a1191b0a5ccf8421eca68039334333a7657c83