[INFO] fetching crate rusty_vikings 0.2.0...
[INFO] building rusty_vikings-0.2.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rusty_vikings 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rusty_vikings 0.2.0
[INFO] finished tweaking crates.io crate rusty_vikings 0.2.0
[INFO] tweaked toml for crates.io crate rusty_vikings 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_vikings 0.2.0 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 rusty_vikings 0.2.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded viking_macros_enum v0.2.0
[INFO] [stderr]   Downloaded viking_macros v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8f4ab50df0451031dd94abdefe216675227d311c78ac0b032fa040ed95e1c4d7
[INFO] running `Command { std: "docker" "start" "-a" "8f4ab50df0451031dd94abdefe216675227d311c78ac0b032fa040ed95e1c4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f4ab50df0451031dd94abdefe216675227d311c78ac0b032fa040ed95e1c4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f4ab50df0451031dd94abdefe216675227d311c78ac0b032fa040ed95e1c4d7", kill_on_drop: false }`
[INFO] [stdout] 8f4ab50df0451031dd94abdefe216675227d311c78ac0b032fa040ed95e1c4d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 970b61b58e9e3355145deab11ac47fa0c7772a9caab6c5e16ecd7cbf136c30b5
[INFO] running `Command { std: "docker" "start" "-a" "970b61b58e9e3355145deab11ac47fa0c7772a9caab6c5e16ecd7cbf136c30b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.25
[INFO] [stderr]    Compiling is_ci v1.2.0
[INFO] [stderr]    Compiling convert_case v0.8.0
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling supports-unicode v3.0.0
[INFO] [stderr]    Compiling supports-hyperlinks v3.1.0
[INFO] [stderr]    Compiling supports-color v3.0.2
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling terminal_size v0.4.2
[INFO] [stderr]    Compiling backtrace v0.3.75
[INFO] [stderr]    Compiling backtrace-ext v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling viking_macros_enum v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling miette-derive v7.6.0
[INFO] [stderr]    Compiling viking_macros v0.2.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling miette v7.6.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rusty_vikings v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `diagnostic`
[INFO] [stdout]  --> src/error/serde_json_error.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use miette::{Report, SourceOffset, diagnostic, miette};
[INFO] [stdout]   |                                    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.52s
[INFO] running `Command { std: "docker" "inspect" "970b61b58e9e3355145deab11ac47fa0c7772a9caab6c5e16ecd7cbf136c30b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "970b61b58e9e3355145deab11ac47fa0c7772a9caab6c5e16ecd7cbf136c30b5", kill_on_drop: false }`
[INFO] [stdout] 970b61b58e9e3355145deab11ac47fa0c7772a9caab6c5e16ecd7cbf136c30b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2b01b72d6b32396cbf4b61ae97ae767068da5abac1b8b64bb98884196d6f1b17
[INFO] running `Command { std: "docker" "start" "-a" "2b01b72d6b32396cbf4b61ae97ae767068da5abac1b8b64bb98884196d6f1b17", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_vikings v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `diagnostic`
[INFO] [stdout]  --> src/error/serde_json_error.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use miette::{Report, SourceOffset, diagnostic, miette};
[INFO] [stdout]   |                                    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `diagnostic`
[INFO] [stdout]  --> src/error/serde_json_error.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use miette::{Report, SourceOffset, diagnostic, miette};
[INFO] [stdout]   |                                    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "2b01b72d6b32396cbf4b61ae97ae767068da5abac1b8b64bb98884196d6f1b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b01b72d6b32396cbf4b61ae97ae767068da5abac1b8b64bb98884196d6f1b17", kill_on_drop: false }`
[INFO] [stdout] 2b01b72d6b32396cbf4b61ae97ae767068da5abac1b8b64bb98884196d6f1b17