[INFO] fetching crate nerdicons_rs 0.1.0...
[INFO] building nerdicons_rs-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate nerdicons_rs 0.1.0 into /workspace/builds/worker-3-tc2/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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nerdicons_rs 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-3-tc2/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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 953a42aae3b48b6418cffcc3efebbfb94c991ab90cc1d269f203a35579eecb21
[INFO] running `Command { std: "docker" "start" "-a" "953a42aae3b48b6418cffcc3efebbfb94c991ab90cc1d269f203a35579eecb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "953a42aae3b48b6418cffcc3efebbfb94c991ab90cc1d269f203a35579eecb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "953a42aae3b48b6418cffcc3efebbfb94c991ab90cc1d269f203a35579eecb21", kill_on_drop: false }`
[INFO] [stdout] 953a42aae3b48b6418cffcc3efebbfb94c991ab90cc1d269f203a35579eecb21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d0127cb05c4ae7ef968566be4fe57553b7b379b8809d8889a8213607e66ecf5
[INFO] running `Command { std: "docker" "start" "-a" "9d0127cb05c4ae7ef968566be4fe57553b7b379b8809d8889a8213607e66ecf5", 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 memchr v2.7.5
[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 serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.22s
[INFO] running `Command { std: "docker" "inspect" "9d0127cb05c4ae7ef968566be4fe57553b7b379b8809d8889a8213607e66ecf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0127cb05c4ae7ef968566be4fe57553b7b379b8809d8889a8213607e66ecf5", kill_on_drop: false }`
[INFO] [stdout] 9d0127cb05c4ae7ef968566be4fe57553b7b379b8809d8889a8213607e66ecf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b8791af9cbb038e46fe4c7c532b42035da74b9b583536d64a186b61428adc82
[INFO] running `Command { std: "docker" "start" "-a" "7b8791af9cbb038e46fe4c7c532b42035da74b9b583536d64a186b61428adc82", 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] [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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "7b8791af9cbb038e46fe4c7c532b42035da74b9b583536d64a186b61428adc82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b8791af9cbb038e46fe4c7c532b42035da74b9b583536d64a186b61428adc82", kill_on_drop: false }`
[INFO] [stdout] 7b8791af9cbb038e46fe4c7c532b42035da74b9b583536d64a186b61428adc82
