[INFO] fetching crate mash 1.0.1...
[INFO] checking mash-1.0.1 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate mash 1.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate mash 1.0.1 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mash 1.0.1
[INFO] finished tweaking crates.io crate mash 1.0.1
[INFO] tweaked toml for crates.io crate mash 1.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate mash 1.0.1 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tobj v2.0.3
[INFO] [stderr]   Downloaded miniz_oxide v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c485d521bd814c98e6dbdcbeab190730567d450383f97923993f82ab4ecb4c3b
[INFO] running `Command { std: "docker" "start" "-a" "c485d521bd814c98e6dbdcbeab190730567d450383f97923993f82ab4ecb4c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c485d521bd814c98e6dbdcbeab190730567d450383f97923993f82ab4ecb4c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c485d521bd814c98e6dbdcbeab190730567d450383f97923993f82ab4ecb4c3b", kill_on_drop: false }`
[INFO] [stdout] c485d521bd814c98e6dbdcbeab190730567d450383f97923993f82ab4ecb4c3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 568f1921c4a62fa01cb8b52b49e471697cadacbe0bfa6c40542721cf527a35d6
[INFO] running `Command { std: "docker" "start" "-a" "568f1921c4a62fa01cb8b52b49e471697cadacbe0bfa6c40542721cf527a35d6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking tobj v2.0.3
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking mash v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `vertex_count` and `index_count` are never read
[INFO] [stdout]   --> src/model.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |         struct TriangularMesh {
[INFO] [stdout]    |                -------------- fields in this struct
[INFO] [stdout] 57 |             pub vertex_count: usize,
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout] 58 |             pub index_count: usize,
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TriangularMesh` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `vertex_count` and `index_count` are never read
[INFO] [stdout]   --> src/model.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |         struct TriangularMesh {
[INFO] [stdout]    |                -------------- fields in this struct
[INFO] [stdout] 57 |             pub vertex_count: usize,
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout] 58 |             pub index_count: usize,
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TriangularMesh` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.46s
[INFO] running `Command { std: "docker" "inspect" "568f1921c4a62fa01cb8b52b49e471697cadacbe0bfa6c40542721cf527a35d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568f1921c4a62fa01cb8b52b49e471697cadacbe0bfa6c40542721cf527a35d6", kill_on_drop: false }`
[INFO] [stdout] 568f1921c4a62fa01cb8b52b49e471697cadacbe0bfa6c40542721cf527a35d6