[INFO] cloning repository https://github.com/wbglaeser/ml-linreg [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wbglaeser/ml-linreg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbglaeser%2Fml-linreg", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbglaeser%2Fml-linreg'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4de67e99532aa2be0a8c6a4e0fa320f9cb346460 [INFO] checking wbglaeser/ml-linreg against try#7d2afcda7a9c043d5175cbca3ab08f0acf02b13a for pr-140824 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbglaeser%2Fml-linreg" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wbglaeser/ml-linreg on toolchain 7d2afcda7a9c043d5175cbca3ab08f0acf02b13a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wbglaeser/ml-linreg [INFO] finished tweaking git repo https://github.com/wbglaeser/ml-linreg [INFO] tweaked toml for git repo https://github.com/wbglaeser/ml-linreg written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/wbglaeser/ml-linreg 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" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] daa7f758a2e0a15e2d01113edaead81f1c8cc3fc2dc10852cf74b8da79fa089a [INFO] running `Command { std: "docker" "start" "-a" "daa7f758a2e0a15e2d01113edaead81f1c8cc3fc2dc10852cf74b8da79fa089a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "daa7f758a2e0a15e2d01113edaead81f1c8cc3fc2dc10852cf74b8da79fa089a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "daa7f758a2e0a15e2d01113edaead81f1c8cc3fc2dc10852cf74b8da79fa089a", kill_on_drop: false }` [INFO] [stdout] daa7f758a2e0a15e2d01113edaead81f1c8cc3fc2dc10852cf74b8da79fa089a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e06c7ee865198387d10f4aeaf10069e631d0d596f175f04cb723802e8d477f54 [INFO] running `Command { std: "docker" "start" "-a" "e06c7ee865198387d10f4aeaf10069e631d0d596f175f04cb723802e8d477f54", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking smallvec v1.4.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Compiling ring v0.16.14 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling askama_escape v0.3.0 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling humansize v1.1.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking qstring v0.7.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Checking chunked_transfer v1.2.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking webpki v0.21.3 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking nanoid v0.3.0 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking rustls v0.16.0 [INFO] [stderr] Checking webpki-roots v0.18.0 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling structopt-derive v0.4.8 [INFO] [stderr] Checking ureq v0.11.4 [INFO] [stderr] Checking structopt v0.3.15 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking askama_shared v0.9.1 [INFO] [stderr] Checking ndarray-csv v0.4.1 [INFO] [stderr] Compiling askama_derive v0.9.0 [INFO] [stderr] Checking askama v0.9.0 [INFO] [stderr] Checking plotly v0.4.1 [INFO] [stderr] Checking darn v0.1.11 [INFO] [stderr] Checking lin_reg v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/lib.rs:280:40 [INFO] [stdout] | [INFO] [stdout] 280 | fn setup_ridge_factor(x: &Array2, a: f64) -> Array2 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `y`, `x0`, `x1`, and `x2` are never read [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | struct Record { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 12 | y: f64, [INFO] [stdout] | ^ [INFO] [stdout] 13 | x0: f64, [INFO] [stdout] | ^^ [INFO] [stdout] 14 | x1: f64, [INFO] [stdout] | ^^ [INFO] [stdout] 15 | x2: f64, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/lib.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug, Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Record` [INFO] [stdout] 11 | struct Record { [INFO] [stdout] | ------ `Record` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/lib.rs:280:40 [INFO] [stdout] | [INFO] [stdout] 280 | fn setup_ridge_factor(x: &Array2, a: f64) -> Array2 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `y`, `x0`, `x1`, and `x2` are never read [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | struct Record { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 12 | y: f64, [INFO] [stdout] | ^ [INFO] [stdout] 13 | x0: f64, [INFO] [stdout] | ^^ [INFO] [stdout] 14 | x1: f64, [INFO] [stdout] | ^^ [INFO] [stdout] 15 | x2: f64, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/lib.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug, Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Record` [INFO] [stdout] 11 | struct Record { [INFO] [stdout] | ------ `Record` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.96s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "e06c7ee865198387d10f4aeaf10069e631d0d596f175f04cb723802e8d477f54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e06c7ee865198387d10f4aeaf10069e631d0d596f175f04cb723802e8d477f54", kill_on_drop: false }` [INFO] [stdout] e06c7ee865198387d10f4aeaf10069e631d0d596f175f04cb723802e8d477f54