[INFO] cloning repository https://github.com/anshulsanghi-blog/rust-interior-mutability
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anshulsanghi-blog/rust-interior-mutability" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanshulsanghi-blog%2Frust-interior-mutability", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanshulsanghi-blog%2Frust-interior-mutability'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e454c31bec477030f05ccc20345cf5d5d5c17362
[INFO] checking anshulsanghi-blog/rust-interior-mutability against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanshulsanghi-blog%2Frust-interior-mutability" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anshulsanghi-blog/rust-interior-mutability on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anshulsanghi-blog/rust-interior-mutability
[INFO] finished tweaking git repo https://github.com/anshulsanghi-blog/rust-interior-mutability
[INFO] tweaked toml for git repo https://github.com/anshulsanghi-blog/rust-interior-mutability written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/anshulsanghi-blog/rust-interior-mutability 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2a9ff1dc9046f3366025338e193472aa8b36cb61dc345765987f2196a7f271b
[INFO] running `Command { std: "docker" "start" "-a" "f2a9ff1dc9046f3366025338e193472aa8b36cb61dc345765987f2196a7f271b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2a9ff1dc9046f3366025338e193472aa8b36cb61dc345765987f2196a7f271b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a9ff1dc9046f3366025338e193472aa8b36cb61dc345765987f2196a7f271b", kill_on_drop: false }`
[INFO] [stdout] f2a9ff1dc9046f3366025338e193472aa8b36cb61dc345765987f2196a7f271b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 583d2a78f5029f58383aaa5aabdb5a4c448ad4b4bbea1f2a05709e3aa48cffb2
[INFO] running `Command { std: "docker" "start" "-a" "583d2a78f5029f58383aaa5aabdb5a4c448ad4b4bbea1f2a05709e3aa48cffb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]     Checking interior-mutability v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/mutex.rs:70:15
[INFO] [stdout]    |
[INFO] [stdout] 70 |         .map(|index| {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data`, `filename`, and `file_type` are never read
[INFO] [stdout]  --> src/mutex.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Logo {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 7 |     data: Vec<u8>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     filename: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 9 |     file_type: String,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/mutex.rs:70:15
[INFO] [stdout]    |
[INFO] [stdout] 70 |         .map(|index| {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data`, `filename`, and `file_type` are never read
[INFO] [stdout]  --> src/mutex.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Logo {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 7 |     data: Vec<u8>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     filename: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 9 |     file_type: String,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/channel.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 79 |         .map(|index| {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data`, `filename`, and `file_type` are never read
[INFO] [stdout]  --> src/channel.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Logo {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 7 |     data: Vec<u8>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     filename: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 9 |     file_type: String,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/channel.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 79 |         .map(|index| {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data`, `filename`, and `file_type` are never read
[INFO] [stdout]  --> src/channel.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Logo {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 7 |     data: Vec<u8>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     filename: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 9 |     file_type: String,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.61s
[INFO] running `Command { std: "docker" "inspect" "583d2a78f5029f58383aaa5aabdb5a4c448ad4b4bbea1f2a05709e3aa48cffb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "583d2a78f5029f58383aaa5aabdb5a4c448ad4b4bbea1f2a05709e3aa48cffb2", kill_on_drop: false }`
[INFO] [stdout] 583d2a78f5029f58383aaa5aabdb5a4c448ad4b4bbea1f2a05709e3aa48cffb2
