[INFO] fetching crate tealr_derive 0.4.1...
[INFO] checking tealr_derive-0.4.1 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate tealr_derive 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tealr_derive 0.4.1 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tealr_derive 0.4.1
[INFO] finished tweaking crates.io crate tealr_derive 0.4.1
[INFO] tweaked toml for crates.io crate tealr_derive 0.4.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c87ea25c6b81ebe2cedbf6ff37c3b3e86160f5822d775263336163419da1bd31
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c87ea25c6b81ebe2cedbf6ff37c3b3e86160f5822d775263336163419da1bd31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c87ea25c6b81ebe2cedbf6ff37c3b3e86160f5822d775263336163419da1bd31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c87ea25c6b81ebe2cedbf6ff37c3b3e86160f5822d775263336163419da1bd31", kill_on_drop: false }`
[INFO] [stdout] c87ea25c6b81ebe2cedbf6ff37c3b3e86160f5822d775263336163419da1bd31
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f571e434a30021f19818998817d69f5f660fd4c1db672cb4d92a0f649a73ac68
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f571e434a30021f19818998817d69f5f660fd4c1db672cb4d92a0f649a73ac68", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking tealr_derive v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `File`, `ffi::OsStr`, `io::Write`, `process::Command`, `read_to_string`
[INFO] [stdout]   --> src/lib.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ffi::OsStr,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 22 |     fs::{read_to_string, File},
[INFO] [stdout]    |          ^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 23 |     io::Write,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 24 |     path::PathBuf,
[INFO] [stdout] 25 |     process::Command,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File`, `ffi::OsStr`, `io::Write`, `process::Command`, `read_to_string`
[INFO] [stdout]   --> src/lib.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ffi::OsStr,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 22 |     fs::{read_to_string, File},
[INFO] [stdout]    |          ^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 23 |     io::Write,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 24 |     path::PathBuf,
[INFO] [stdout] 25 |     process::Command,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro::TokenStream`
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use proc_macro::TokenStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse_macro_input`
[INFO] [stdout]   --> src/lib.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 | use syn::{parse::Parse, parse_macro_input, LitStr, Token};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro::TokenStream`
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use proc_macro::TokenStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse_macro_input`
[INFO] [stdout]   --> src/lib.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 | use syn::{parse::Parse, parse_macro_input, LitStr, Token};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `impl_user_data_derive`
[INFO] [stdout]   --> src/lib.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn impl_user_data_derive(ast: &syn::DeriveInput) -> proc_macro2::TokenStream {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `impl_type_representation_derive`
[INFO] [stdout]   --> src/lib.rs:78:4
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn impl_type_representation_derive(ast: &syn::DeriveInput) -> proc_macro2::TokenStream {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `code`
[INFO] [stdout]    --> src/lib.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     code: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `impl_user_data_derive`
[INFO] [stdout]   --> src/lib.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn impl_user_data_derive(ast: &syn::DeriveInput) -> proc_macro2::TokenStream {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `impl_type_representation_derive`
[INFO] [stdout]   --> src/lib.rs:78:4
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn impl_type_representation_derive(ast: &syn::DeriveInput) -> proc_macro2::TokenStream {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]    --> src/lib.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     path: PathBuf,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `code`
[INFO] [stdout]    --> src/lib.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     code: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]    --> src/lib.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     path: PathBuf,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "f571e434a30021f19818998817d69f5f660fd4c1db672cb4d92a0f649a73ac68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f571e434a30021f19818998817d69f5f660fd4c1db672cb4d92a0f649a73ac68", kill_on_drop: false }`
[INFO] [stdout] f571e434a30021f19818998817d69f5f660fd4c1db672cb4d92a0f649a73ac68