[INFO] fetching crate nerdicons_rs 0.1.0...
[INFO] checking nerdicons_rs-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate nerdicons_rs 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate nerdicons_rs 0.1.0
[INFO] finished tweaking crates.io crate nerdicons_rs 0.1.0
[INFO] tweaked toml for crates.io crate nerdicons_rs 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nerdicons_rs 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nerdicons_rs 0.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-1-tc1/source/build.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `nerdicons-gen-rs`
[INFO] [stderr]   * `build-script` target `build-script-build`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84374e8f021ece4b01623d1dbefa5a2f1c3ba66ebc03a3cf206506c9cac02d76
[INFO] running `Command { std: "docker" "start" "-a" "84374e8f021ece4b01623d1dbefa5a2f1c3ba66ebc03a3cf206506c9cac02d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84374e8f021ece4b01623d1dbefa5a2f1c3ba66ebc03a3cf206506c9cac02d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84374e8f021ece4b01623d1dbefa5a2f1c3ba66ebc03a3cf206506c9cac02d76", kill_on_drop: false }`
[INFO] [stdout] 84374e8f021ece4b01623d1dbefa5a2f1c3ba66ebc03a3cf206506c9cac02d76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8f66b41c6464da5a66167363889512bce983ab3599ffd2fcf72543b84ef1bbc
[INFO] running `Command { std: "docker" "start" "-a" "c8f66b41c6464da5a66167363889512bce983ab3599ffd2fcf72543b84ef1bbc", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/build.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `nerdicons-gen-rs`
[INFO] [stderr]   * `build-script` target `build-script-build`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling nerdicons_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `char` is never read
[INFO] [stdout]  --> build.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Val {
[INFO] [stdout]   |        --- field in this struct
[INFO] [stdout] 6 |     char: Option<String>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Val` 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: field `char` is never read
[INFO] [stdout]  --> build.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Val {
[INFO] [stdout]   |        --- field in this struct
[INFO] [stdout] 6 |     char: Option<String>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Val` 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: field `char` is never read
[INFO] [stdout]  --> build.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Val {
[INFO] [stdout]   |        --- field in this struct
[INFO] [stdout] 6 |     char: Option<String>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Val` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.93s
[INFO] running `Command { std: "docker" "inspect" "c8f66b41c6464da5a66167363889512bce983ab3599ffd2fcf72543b84ef1bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8f66b41c6464da5a66167363889512bce983ab3599ffd2fcf72543b84ef1bbc", kill_on_drop: false }`
[INFO] [stdout] c8f66b41c6464da5a66167363889512bce983ab3599ffd2fcf72543b84ef1bbc