[INFO] cloning repository https://github.com/JeremyMoeglich/rusl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JeremyMoeglich/rusl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeremyMoeglich%2Frusl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeremyMoeglich%2Frusl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8beed8f0ea1806ab2f34468e87e1cb65c7e276a5
[INFO] checking JeremyMoeglich/rusl against f1c52bf13c990fc425c542cc90a0396a87db24ba for pr-164812
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeremyMoeglich%2Frusl" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JeremyMoeglich/rusl
[INFO] finished tweaking git repo https://github.com/JeremyMoeglich/rusl
[INFO] tweaked toml for git repo https://github.com/JeremyMoeglich/rusl written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JeremyMoeglich/rusl on toolchain f1c52bf13c990fc425c542cc90a0396a87db24ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JeremyMoeglich/rusl 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" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5b4529a992c1b09d06190006ae344e7abb9af19befb27c22ba3625a8faf87970
[INFO] running `Command { std: "docker" "start" "5b4529a992c1b09d06190006ae344e7abb9af19befb27c22ba3625a8faf87970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b4529a992c1b09d06190006ae344e7abb9af19befb27c22ba3625a8faf87970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5b4529a992c1b09d06190006ae344e7abb9af19befb27c22ba3625a8faf87970" "/opt/rustwide/cargo-home/bin/cargo" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b4529a992c1b09d06190006ae344e7abb9af19befb27c22ba3625a8faf87970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5b4529a992c1b09d06190006ae344e7abb9af19befb27c22ba3625a8faf87970" "/opt/rustwide/cargo-home/bin/cargo" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking autograd v1.1.1
[INFO] [stderr]     Checking rusl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `initialize_coefficients` is never used
[INFO] [stdout]  --> src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn initialize_coefficients(std_dev: f64, n: usize) -> Vec<f64> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `initialize_coefficients` is never used
[INFO] [stdout]  --> src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn initialize_coefficients(std_dev: f64, n: usize) -> Vec<f64> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `csv`
[INFO] [stdout]  --> examples/boston/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use csv::Reader;
[INFO] [stdout]   |     ^^^ use of unresolved module or unlinked crate `csv`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `csv`, use `cargo add csv` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `serde`
[INFO] [stdout]  --> examples/boston/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::Deserialize;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `serde`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `serde`, use `cargo add serde` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusl` (example "boston") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused dependency `autograd`
[INFO] [stderr]  --> Cargo.toml:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | autograd = "1.1.1"
[INFO] [stderr]   | ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `autograd`
[INFO] [stderr] warning: unused dependency `ndarray`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | ndarray = "0.15.6"
[INFO] [stderr]   | ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `ndarray`
[INFO] [stderr] warning: `rusl` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "inspect" "5b4529a992c1b09d06190006ae344e7abb9af19befb27c22ba3625a8faf87970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b4529a992c1b09d06190006ae344e7abb9af19befb27c22ba3625a8faf87970", kill_on_drop: false }`
[INFO] [stdout] 5b4529a992c1b09d06190006ae344e7abb9af19befb27c22ba3625a8faf87970