[INFO] cloning repository https://github.com/TheCodingWombat/richard-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheCodingWombat/richard-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheCodingWombat%2Frichard-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheCodingWombat%2Frichard-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f1366bbb7d18cb4f69c62bbff0c6d03df6d8211
[INFO] checking TheCodingWombat/richard-test against try#342ed2e8608ee307743c341962b427652cdb06e9 for pr-146562
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheCodingWombat%2Frichard-test" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TheCodingWombat/richard-test
[INFO] finished tweaking git repo https://github.com/TheCodingWombat/richard-test
[INFO] tweaked toml for git repo https://github.com/TheCodingWombat/richard-test written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TheCodingWombat/richard-test on toolchain 342ed2e8608ee307743c341962b427652cdb06e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+342ed2e8608ee307743c341962b427652cdb06e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TheCodingWombat/richard-test 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" "+342ed2e8608ee307743c341962b427652cdb06e9" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+342ed2e8608ee307743c341962b427652cdb06e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ce8d7ad6f83e14bc12e38f368ab93969e3b19fe9a37d481494712e21674eb52
[INFO] running `Command { std: "docker" "start" "-a" "4ce8d7ad6f83e14bc12e38f368ab93969e3b19fe9a37d481494712e21674eb52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ce8d7ad6f83e14bc12e38f368ab93969e3b19fe9a37d481494712e21674eb52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ce8d7ad6f83e14bc12e38f368ab93969e3b19fe9a37d481494712e21674eb52", kill_on_drop: false }`
[INFO] [stdout] 4ce8d7ad6f83e14bc12e38f368ab93969e3b19fe9a37d481494712e21674eb52
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+342ed2e8608ee307743c341962b427652cdb06e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 035cd0ea61f7ea504273be57556de197ea02a4b4a14594c5a626ab41ad276d87
[INFO] running `Command { std: "docker" "start" "-a" "035cd0ea61f7ea504273be57556de197ea02a4b4a14594c5a626ab41ad276d87", kill_on_drop: false }`
[INFO] [stderr]     Checking richard-test v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking richard-test-c1 v0.1.13 (/opt/rustwide/workdir/c1)
[INFO] [stdout] warning: unknown lint: `panics`
[INFO] [stdout]  --> src/auxiliary/frame_support.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![allow(panics)]
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `panics`
[INFO] [stdout]  --> src/auxiliary/frame_support.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![allow(panics)]
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let a = 3;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Foo` is never used
[INFO] [stdout]  --> src/auxiliary/missing_security_doc.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type Foo<K, V> = Bar<Twox64Concat, K, V>;
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Foo2` is never used
[INFO] [stdout]   --> src/auxiliary/missing_security_doc.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub type Foo2<K, V> = Bar<Twox64Concat, K, V>;
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/auxiliary/missing_security_doc.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn main() {}
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Identity` is never constructed
[INFO] [stdout]  --> src/auxiliary/frame_support.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Identity;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let a = 3;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Foo` is never used
[INFO] [stdout]  --> src/auxiliary/missing_security_doc.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type Foo<K, V> = Bar<Twox64Concat, K, V>;
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Foo2` is never used
[INFO] [stdout]   --> src/auxiliary/missing_security_doc.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub type Foo2<K, V> = Bar<Twox64Concat, K, V>;
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/auxiliary/missing_security_doc.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn main() {}
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Identity` is never constructed
[INFO] [stdout]  --> src/auxiliary/frame_support.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Identity;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "035cd0ea61f7ea504273be57556de197ea02a4b4a14594c5a626ab41ad276d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "035cd0ea61f7ea504273be57556de197ea02a4b4a14594c5a626ab41ad276d87", kill_on_drop: false }`
[INFO] [stdout] 035cd0ea61f7ea504273be57556de197ea02a4b4a14594c5a626ab41ad276d87