[INFO] cloning repository https://github.com/kongsgard/tress
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kongsgard/tress" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkongsgard%2Ftress", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkongsgard%2Ftress'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 317233a723077fe81a6027e31a5d994e247d1217
[INFO] building kongsgard/tress against master#9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19 for pr-117684
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkongsgard%2Ftress" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kongsgard/tress on toolchain 9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kongsgard/tress
[INFO] finished tweaking git repo https://github.com/kongsgard/tress
[INFO] tweaked toml for git repo https://github.com/kongsgard/tress written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kongsgard/tress 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" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck_derive v1.2.0
[INFO] [stderr]   Downloaded bytemuck v1.12.0
[INFO] [stderr]   Downloaded memmap2 v0.5.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 461481311ad9d32d0748d405fac9329186cf492de82b368efbb8c37a17ff9f74
[INFO] running `Command { std: "docker" "start" "-a" "461481311ad9d32d0748d405fac9329186cf492de82b368efbb8c37a17ff9f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "461481311ad9d32d0748d405fac9329186cf492de82b368efbb8c37a17ff9f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "461481311ad9d32d0748d405fac9329186cf492de82b368efbb8c37a17ff9f74", kill_on_drop: false }`
[INFO] [stdout] 461481311ad9d32d0748d405fac9329186cf492de82b368efbb8c37a17ff9f74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3f257f06bec005ec3b9ec6ce7cac129b1686d677df51444be41ce65bda923ee
[INFO] running `Command { std: "docker" "start" "-a" "b3f257f06bec005ec3b9ec6ce7cac129b1686d677df51444be41ce65bda923ee", kill_on_drop: false }`
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[INFO] [stderr]    Compiling futures-executor v0.3.23
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling tress v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling jpeg-decoder v0.2.6
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling image v0.24.3
[INFO] [stderr]    Compiling futures v0.3.23
[INFO] [stderr]    Compiling tobj v3.2.3
[INFO] [stderr]    Compiling pollster v0.2.5
[INFO] [stderr]    Compiling wgpu-hal v0.13.2
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/mod.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 |                 let mut v = &mut vertices[i];
[INFO] [stdout]     |                     ----^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "b3f257f06bec005ec3b9ec6ce7cac129b1686d677df51444be41ce65bda923ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f257f06bec005ec3b9ec6ce7cac129b1686d677df51444be41ce65bda923ee", kill_on_drop: false }`
[INFO] [stdout] b3f257f06bec005ec3b9ec6ce7cac129b1686d677df51444be41ce65bda923ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 933bc1cfd60deaa90aa7589394f12a9ca86f90d9f9d0d5ad6f20df7d2879493b
[INFO] running `Command { std: "docker" "start" "-a" "933bc1cfd60deaa90aa7589394f12a9ca86f90d9f9d0d5ad6f20df7d2879493b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tress v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/mod.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 |                 let mut v = &mut vertices[i];
[INFO] [stdout]     |                     ----^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/mod.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 |                 let mut v = &mut vertices[i];
[INFO] [stdout]     |                     ----^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.94s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "933bc1cfd60deaa90aa7589394f12a9ca86f90d9f9d0d5ad6f20df7d2879493b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933bc1cfd60deaa90aa7589394f12a9ca86f90d9f9d0d5ad6f20df7d2879493b", kill_on_drop: false }`
[INFO] [stdout] 933bc1cfd60deaa90aa7589394f12a9ca86f90d9f9d0d5ad6f20df7d2879493b