[INFO] cloning repository https://github.com/0xpr03/mca_searcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xpr03/mca_searcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xpr03%2Fmca_searcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xpr03%2Fmca_searcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1152c41aec5e55ba4c89f7a799f700aeb8f7d7f5
[INFO] checking 0xpr03/mca_searcher against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xpr03%2Fmca_searcher" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xpr03/mca_searcher
[INFO] finished tweaking git repo https://github.com/0xpr03/mca_searcher
[INFO] tweaked toml for git repo https://github.com/0xpr03/mca_searcher written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xpr03/mca_searcher on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xpr03/mca_searcher 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] help: build is a valid .cargo/config.toml key
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_enum_derive v0.5.3
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded proc-macro-crate v1.0.0
[INFO] [stderr]   Downloaded hematite-nbt v0.5.2
[INFO] [stderr]   Downloaded num_enum v0.5.3
[INFO] [stderr]   Downloaded fastnbt v1.1.0
[INFO] [stderr]   Downloaded fastanvil v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e6e03e2bccc846336307ee51239cd1cb9462b907f801d73a1911c1f5482c8af
[INFO] running `Command { std: "docker" "start" "-a" "8e6e03e2bccc846336307ee51239cd1cb9462b907f801d73a1911c1f5482c8af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e6e03e2bccc846336307ee51239cd1cb9462b907f801d73a1911c1f5482c8af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6e03e2bccc846336307ee51239cd1cb9462b907f801d73a1911c1f5482c8af", kill_on_drop: false }`
[INFO] [stdout] 8e6e03e2bccc846336307ee51239cd1cb9462b907f801d73a1911c1f5482c8af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dad85b58d823c05a3ed4d8bcb593341431afbb8f491ad002f30b66e2f5f2b834
[INFO] running `Command { std: "docker" "start" "-a" "dad85b58d823c05a3ed4d8bcb593341431afbb8f491ad002f30b66e2f5f2b834", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] help: build is a valid .cargo/config.toml key
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking fastnbt v1.1.0
[INFO] [stderr]     Checking hematite-nbt v0.5.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.3
[INFO] [stderr]     Checking num_enum v0.5.3
[INFO] [stderr]     Checking fastanvil v0.21.0
[INFO] [stderr]     Checking nbt_scanner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread;
[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: `std::thread`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread;
[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 variable: `x`
[INFO] [stdout]   --> src/main.rs:31:44
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     region.for_each_chunk(|x,y,data|{
[INFO] [stdout]    |                                            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/main.rs:31:46
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     region.for_each_chunk(|x,y,data|{
[INFO] [stdout]    |                                              ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:31:44
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     region.for_each_chunk(|x,y,data|{
[INFO] [stdout]    |                                            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/main.rs:31:46
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     region.for_each_chunk(|x,y,data|{
[INFO] [stdout]    |                                              ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.08s
[INFO] running `Command { std: "docker" "inspect" "dad85b58d823c05a3ed4d8bcb593341431afbb8f491ad002f30b66e2f5f2b834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dad85b58d823c05a3ed4d8bcb593341431afbb8f491ad002f30b66e2f5f2b834", kill_on_drop: false }`
[INFO] [stdout] dad85b58d823c05a3ed4d8bcb593341431afbb8f491ad002f30b66e2f5f2b834