[INFO] fetching crate arraygen 0.3.2...
[INFO] checking arraygen-0.3.2 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate arraygen 0.3.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate arraygen 0.3.2
[INFO] finished tweaking crates.io crate arraygen 0.3.2
[INFO] tweaked toml for crates.io crate arraygen 0.3.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate arraygen 0.3.2 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 56 packages to latest compatible versions
[INFO] [stderr]       Adding compiletest_rs v0.7.1 (available: v0.11.2)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustfix v0.5.1
[INFO] [stderr]   Downloaded tester v0.9.1
[INFO] [stderr]   Downloaded compiletest_rs v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] def49ccf77ef96af53ccc30852054aa3eb26b073afc7711b5e24ccf11b92d5dc
[INFO] running `Command { std: "docker" "start" "-a" "def49ccf77ef96af53ccc30852054aa3eb26b073afc7711b5e24ccf11b92d5dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "def49ccf77ef96af53ccc30852054aa3eb26b073afc7711b5e24ccf11b92d5dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def49ccf77ef96af53ccc30852054aa3eb26b073afc7711b5e24ccf11b92d5dc", kill_on_drop: false }`
[INFO] [stdout] def49ccf77ef96af53ccc30852054aa3eb26b073afc7711b5e24ccf11b92d5dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50c4b9566dcacc79576268c47bede86b06ae2a866ec1f2a2122205b60acc9c1b
[INFO] running `Command { std: "docker" "start" "-a" "50c4b9566dcacc79576268c47bede86b06ae2a866ec1f2a2122205b60acc9c1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling compiletest_rs v0.7.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking getopts v0.2.23
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking filetime v0.2.26
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking tester v0.9.1
[INFO] [stderr]     Checking arraygen v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `vis` is never read
[INFO] [stdout]   --> src/parse_derive_arraygen.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DeriveArraygen {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 15 |     pub gen_arrays: HashMap<Ident, GenArray>,
[INFO] [stdout] 16 |     pub vis: Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `casts` is never read
[INFO] [stdout]   --> src/parse_gen_array.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GenArray {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub casts: Vec<(syn::Ident, syn::Type, proc_macro2::TokenStream, CastKind)>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OptionExtensions` is never used
[INFO] [stdout]  --> src/utils.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait OptionExtensions<T> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stdout] warning: field `vis` is never read
[INFO] [stdout]   --> src/parse_derive_arraygen.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DeriveArraygen {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 15 |     pub gen_arrays: HashMap<Ident, GenArray>,
[INFO] [stdout] 16 |     pub vis: Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `casts` is never read
[INFO] [stdout]   --> src/parse_gen_array.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GenArray {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub casts: Vec<(syn::Ident, syn::Type, proc_macro2::TokenStream, CastKind)>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OptionExtensions` is never used
[INFO] [stdout]  --> src/utils.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait OptionExtensions<T> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr] warning (Arraygen): Method 'foo' from struct 'Sut' returns an empty array.
[INFO] [stdout] warning: method `give` is never used
[INFO] [stdout]   --> tests/trait_objects_tests.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |         trait UiController {
[INFO] [stdout]    |               ------------ method in this trait
[INFO] [stdout] 33 |             fn give(&self) -> f32;
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> tests/trait_objects_tests.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |         struct RgbRedR {
[INFO] [stdout]    |                ------- field in this struct
[INFO] [stdout] 38 |             pub value: f32,
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RgbRedR` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vis` is never read
[INFO] [stdout]   --> src/parse_derive_arraygen.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DeriveArraygen {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 15 |     pub gen_arrays: HashMap<Ident, GenArray>,
[INFO] [stdout] 16 |     pub vis: Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `casts` is never read
[INFO] [stdout]   --> src/parse_gen_array.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GenArray {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub casts: Vec<(syn::Ident, syn::Type, proc_macro2::TokenStream, CastKind)>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OptionExtensions` is never used
[INFO] [stdout]  --> src/utils.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait OptionExtensions<T> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.16s
[INFO] running `Command { std: "docker" "inspect" "50c4b9566dcacc79576268c47bede86b06ae2a866ec1f2a2122205b60acc9c1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c4b9566dcacc79576268c47bede86b06ae2a866ec1f2a2122205b60acc9c1b", kill_on_drop: false }`
[INFO] [stdout] 50c4b9566dcacc79576268c47bede86b06ae2a866ec1f2a2122205b60acc9c1b
