[INFO] fetching crate templo_engine 0.2.0...
[INFO] building templo_engine-0.2.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate templo_engine 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate templo_engine 0.2.0
[INFO] finished tweaking crates.io crate templo_engine 0.2.0
[INFO] tweaked toml for crates.io crate templo_engine 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate templo_engine 0.2.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec1a030cfc17db3b1e70b835d02d088ca17277e9c1a83dca9f19ea8d289c3f6d
[INFO] running `Command { std: "docker" "start" "-a" "ec1a030cfc17db3b1e70b835d02d088ca17277e9c1a83dca9f19ea8d289c3f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec1a030cfc17db3b1e70b835d02d088ca17277e9c1a83dca9f19ea8d289c3f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec1a030cfc17db3b1e70b835d02d088ca17277e9c1a83dca9f19ea8d289c3f6d", kill_on_drop: false }`
[INFO] [stdout] ec1a030cfc17db3b1e70b835d02d088ca17277e9c1a83dca9f19ea8d289c3f6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74bfd5ef2afcdc030e7b8cbfaecb6df3e06fb6f2a2e3ab25b13a9c1458dba080
[INFO] running `Command { std: "docker" "start" "-a" "74bfd5ef2afcdc030e7b8cbfaecb6df3e06fb6f2a2e3ab25b13a9c1458dba080", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling templo_engine v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `layer` is never read
[INFO] [stdout]   --> src/parser.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct FnArg {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 14 |     layer: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FnArg` 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 6.13s
[INFO] running `Command { std: "docker" "inspect" "74bfd5ef2afcdc030e7b8cbfaecb6df3e06fb6f2a2e3ab25b13a9c1458dba080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74bfd5ef2afcdc030e7b8cbfaecb6df3e06fb6f2a2e3ab25b13a9c1458dba080", kill_on_drop: false }`
[INFO] [stdout] 74bfd5ef2afcdc030e7b8cbfaecb6df3e06fb6f2a2e3ab25b13a9c1458dba080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe0eb6c7f17f095b67d18603f1e3ac2cbc757ad8e3c776b94053d5ceb33ea90e
[INFO] running `Command { std: "docker" "start" "-a" "fe0eb6c7f17f095b67d18603f1e3ac2cbc757ad8e3c776b94053d5ceb33ea90e", kill_on_drop: false }`
[INFO] [stdout] warning: field `layer` is never read
[INFO] [stdout]   --> src/parser.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct FnArg {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 14 |     layer: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FnArg` 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 templo_engine v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `layer` is never read
[INFO] [stdout]   --> src/parser.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct FnArg {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 14 |     layer: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FnArg` 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 1.24s
[INFO] running `Command { std: "docker" "inspect" "fe0eb6c7f17f095b67d18603f1e3ac2cbc757ad8e3c776b94053d5ceb33ea90e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe0eb6c7f17f095b67d18603f1e3ac2cbc757ad8e3c776b94053d5ceb33ea90e", kill_on_drop: false }`
[INFO] [stdout] fe0eb6c7f17f095b67d18603f1e3ac2cbc757ad8e3c776b94053d5ceb33ea90e