[INFO] fetching crate ascii-artist 0.0.1...
[INFO] testing ascii-artist-0.0.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate ascii-artist 0.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate ascii-artist 0.0.1
[INFO] finished tweaking crates.io crate ascii-artist 0.0.1
[INFO] tweaked toml for crates.io crate ascii-artist 0.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ascii-artist 0.0.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eba769393b394095bd182dbb8faed949c929d72bafaccdab4f51e87983268bd2
[INFO] running `Command { std: "docker" "start" "-a" "eba769393b394095bd182dbb8faed949c929d72bafaccdab4f51e87983268bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eba769393b394095bd182dbb8faed949c929d72bafaccdab4f51e87983268bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba769393b394095bd182dbb8faed949c929d72bafaccdab4f51e87983268bd2", kill_on_drop: false }`
[INFO] [stdout] eba769393b394095bd182dbb8faed949c929d72bafaccdab4f51e87983268bd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f537473c047c4364299a1a629fc37253af909066b86ffedb9a1321fef07fd63
[INFO] running `Command { std: "docker" "start" "-a" "2f537473c047c4364299a1a629fc37253af909066b86ffedb9a1321fef07fd63", kill_on_drop: false }`
[INFO] [stderr]    Compiling weezl v0.1.11
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling exr v1.73.0
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling ascii-artist v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/tool.rs:102:36
[INFO] [stdout]     |
[INFO] [stdout] 102 |                     block_value += (1 << k);
[INFO] [stdout]     |                                    ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 102 -                     block_value += (1 << k);
[INFO] [stdout] 102 +                     block_value += 1 << k;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `array_chunks`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for struct `Vec<u32>` in the current scope
[INFO] [stdout]   --> src/tool.rs:94:40
[INFO] [stdout]    |
[INFO] [stdout] 94 |             for (k, &[dx, dy]) in dire.array_chunks::<2>().enumerate() {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^ `Vec<u32>` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]    |
[INFO] [stdout] 94 |             for (k, &[dx, dy]) in dire.into_iter().array_chunks::<2>().enumerate() {
[INFO] [stdout]    |                                        ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ascii-artist` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f537473c047c4364299a1a629fc37253af909066b86ffedb9a1321fef07fd63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f537473c047c4364299a1a629fc37253af909066b86ffedb9a1321fef07fd63", kill_on_drop: false }`
[INFO] [stdout] 2f537473c047c4364299a1a629fc37253af909066b86ffedb9a1321fef07fd63