[INFO] cloning repository https://github.com/bahbah94/Continuum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bahbah94/Continuum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbahbah94%2FContinuum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbahbah94%2FContinuum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da80e032a7783b7c7c3925b4ea4c3ba3e7075e85
[INFO] checking bahbah94/Continuum against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbahbah94%2FContinuum" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/bahbah94/Continuum
[INFO] finished tweaking git repo https://github.com/bahbah94/Continuum
[INFO] tweaked toml for git repo https://github.com/bahbah94/Continuum written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bahbah94/Continuum on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bahbah94/Continuum already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7c63cdb098d2241a3b451200457afd555a7aaf8c023bc7a09b991d7f6a3fbe0
[INFO] running `Command { std: "docker" "start" "-a" "e7c63cdb098d2241a3b451200457afd555a7aaf8c023bc7a09b991d7f6a3fbe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7c63cdb098d2241a3b451200457afd555a7aaf8c023bc7a09b991d7f6a3fbe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c63cdb098d2241a3b451200457afd555a7aaf8c023bc7a09b991d7f6a3fbe0", kill_on_drop: false }`
[INFO] [stdout] e7c63cdb098d2241a3b451200457afd555a7aaf8c023bc7a09b991d7f6a3fbe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72fc9bb28af749b37bf345e472594cafe3e493ff164365020b86afa273dcb95a
[INFO] running `Command { std: "docker" "start" "-a" "72fc9bb28af749b37bf345e472594cafe3e493ff164365020b86afa273dcb95a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling synstructure v0.13.1
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[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]     Checking cauchy v0.4.0
[INFO] [stderr]     Checking ndarray v0.16.1
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling ureq v2.12.1
[INFO] [stderr]    Compiling openblas-build v0.10.11
[INFO] [stderr]    Compiling openblas-src v0.10.11
[INFO] [stderr]     Checking lax v0.17.0
[INFO] [stderr]     Checking ndarray-linalg v0.17.0
[INFO] [stderr]     Checking continuum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/traits/model.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::{write, Display, Formatter, Result as FmtResult};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/traits/model.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::{write, Display, Formatter, Result as FmtResult};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::Barrier`
[INFO] [stdout]    --> src/server/model_server.rs:310:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |     use tokio::sync::Barrier;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_trained_model` is never used
[INFO] [stdout]    --> src/server/model_server.rs:318:8
[INFO] [stdout]     |
[INFO] [stdout] 318 |     fn create_trained_model() -> LinearRegression {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.10s
[INFO] running `Command { std: "docker" "inspect" "72fc9bb28af749b37bf345e472594cafe3e493ff164365020b86afa273dcb95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72fc9bb28af749b37bf345e472594cafe3e493ff164365020b86afa273dcb95a", kill_on_drop: false }`
[INFO] [stdout] 72fc9bb28af749b37bf345e472594cafe3e493ff164365020b86afa273dcb95a