[INFO] fetching crate linfa-logistic 0.3.0...
[INFO] checking linfa-logistic-0.3.0 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate linfa-logistic 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate linfa-logistic 0.3.0 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linfa-logistic 0.3.0
[INFO] finished tweaking crates.io crate linfa-logistic 0.3.0
[INFO] tweaked toml for crates.io crate linfa-logistic 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argmin v0.3.1
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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] 438067a6f1f2b83edbc82d2ca4f4cde5aa5bb0047be58513b21a30b504ed9efc
[INFO] running `Command { std: "docker" "start" "-a" "438067a6f1f2b83edbc82d2ca4f4cde5aa5bb0047be58513b21a30b504ed9efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "438067a6f1f2b83edbc82d2ca4f4cde5aa5bb0047be58513b21a30b504ed9efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438067a6f1f2b83edbc82d2ca4f4cde5aa5bb0047be58513b21a30b504ed9efc", kill_on_drop: false }`
[INFO] [stdout] 438067a6f1f2b83edbc82d2ca4f4cde5aa5bb0047be58513b21a30b504ed9efc
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--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] 25415537e6c940161eb8c8f5735bcba34769ba320b6240e5034bf2410d1596d4
[INFO] running `Command { std: "docker" "start" "-a" "25415537e6c940161eb8c8f5735bcba34769ba320b6240e5034bf2410d1596d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking blas-src v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking lapack-src v0.6.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking blas-src v0.6.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking anyhow v1.0.38
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking lapacke-sys v0.1.4
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking slog-async v2.6.0
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking slog-term v2.8.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking bincode v1.3.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking cauchy v0.2.2
[INFO] [stderr]     Checking lapacke v0.2.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking ndarray-rand v0.11.0
[INFO] [stderr]     Checking ndarray-linalg v0.12.1
[INFO] [stderr]     Checking linfa v0.3.0
[INFO] [stderr]     Checking argmin v0.3.1
[INFO] [stderr]     Checking linfa-logistic v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:313:16
[INFO] [stdout]     |
[INFO] [stdout] 313 |           panic!(format!(
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 314 | |             "Unexpected length of parameter vector `w`, exected {} or {}, found {}",
[INFO] [stdout] 315 | |             n_features,
[INFO] [stdout] 316 | |             n_features + 1,
[INFO] [stdout] 317 | |             w.len()
[INFO] [stdout] 318 | |         ));
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:313:16
[INFO] [stdout]     |
[INFO] [stdout] 313 |           panic!(format!(
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 314 | |             "Unexpected length of parameter vector `w`, exected {} or {}, found {}",
[INFO] [stdout] 315 | |             n_features,
[INFO] [stdout] 316 | |             n_features + 1,
[INFO] [stdout] 317 | |             w.len()
[INFO] [stdout] 318 | |         ));
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.96s
[INFO] running `Command { std: "docker" "inspect" "25415537e6c940161eb8c8f5735bcba34769ba320b6240e5034bf2410d1596d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25415537e6c940161eb8c8f5735bcba34769ba320b6240e5034bf2410d1596d4", kill_on_drop: false }`
[INFO] [stdout] 25415537e6c940161eb8c8f5735bcba34769ba320b6240e5034bf2410d1596d4