[INFO] fetching crate replacinator 0.1.0...
[INFO] building replacinator-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate replacinator 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate replacinator 0.1.0
[INFO] finished tweaking crates.io crate replacinator 0.1.0
[INFO] tweaked toml for crates.io crate replacinator 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate replacinator 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate replacinator 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ad5f055b59c7a0dbdb034b804cbbf7c2d5c9de66d1c4e2ebdb73a0b6d07e3e5
[INFO] running `Command { std: "docker" "start" "-a" "5ad5f055b59c7a0dbdb034b804cbbf7c2d5c9de66d1c4e2ebdb73a0b6d07e3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ad5f055b59c7a0dbdb034b804cbbf7c2d5c9de66d1c4e2ebdb73a0b6d07e3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad5f055b59c7a0dbdb034b804cbbf7c2d5c9de66d1c4e2ebdb73a0b6d07e3e5", kill_on_drop: false }`
[INFO] [stdout] 5ad5f055b59c7a0dbdb034b804cbbf7c2d5c9de66d1c4e2ebdb73a0b6d07e3e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 105ea3c9608801c0fddebd41a2c4ed8175003f4f7328110fe5b5409a2a0fcce6
[INFO] running `Command { std: "docker" "start" "-a" "105ea3c9608801c0fddebd41a2c4ed8175003f4f7328110fe5b5409a2a0fcce6", kill_on_drop: false }`
[INFO] [stderr]    Compiling replacinator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "105ea3c9608801c0fddebd41a2c4ed8175003f4f7328110fe5b5409a2a0fcce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105ea3c9608801c0fddebd41a2c4ed8175003f4f7328110fe5b5409a2a0fcce6", kill_on_drop: false }`
[INFO] [stdout] 105ea3c9608801c0fddebd41a2c4ed8175003f4f7328110fe5b5409a2a0fcce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28e3ff14fdd0592f47d66978930a2c57bb099f9be3955551b5b061c1f81ef2d8
[INFO] running `Command { std: "docker" "start" "-a" "28e3ff14fdd0592f47d66978930a2c57bb099f9be3955551b5b061c1f81ef2d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling replacinator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `values` is never read
[INFO] [stdout]  --> examples/json_parse.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct JsonArray<'a> {
[INFO] [stdout]   |        --------- field in this struct
[INFO] [stdout] 7 |     values: Vec<&'a mut str>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `JsonArray` 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 0.21s
[INFO] running `Command { std: "docker" "inspect" "28e3ff14fdd0592f47d66978930a2c57bb099f9be3955551b5b061c1f81ef2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e3ff14fdd0592f47d66978930a2c57bb099f9be3955551b5b061c1f81ef2d8", kill_on_drop: false }`
[INFO] [stdout] 28e3ff14fdd0592f47d66978930a2c57bb099f9be3955551b5b061c1f81ef2d8