[INFO] fetching crate helios-dac 0.1.0...
[INFO] building helios-dac-0.1.0 against try#0c94de7c1a8f4b82b92d562847c35f513f520c7a for pr-102832-1
[INFO] extracting crate helios-dac 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate helios-dac 0.1.0 on toolchain 0c94de7c1a8f4b82b92d562847c35f513f520c7a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate helios-dac 0.1.0
[INFO] finished tweaking crates.io crate helios-dac 0.1.0
[INFO] tweaked toml for crates.io crate helios-dac 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate helios-dac 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 714a3b9dd97768d8bf5140e920067fc2bceed323a550b89b17a9552a8895e95f
[INFO] running `Command { std: "docker" "start" "-a" "714a3b9dd97768d8bf5140e920067fc2bceed323a550b89b17a9552a8895e95f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "714a3b9dd97768d8bf5140e920067fc2bceed323a550b89b17a9552a8895e95f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "714a3b9dd97768d8bf5140e920067fc2bceed323a550b89b17a9552a8895e95f", kill_on_drop: false }`
[INFO] [stdout] 714a3b9dd97768d8bf5140e920067fc2bceed323a550b89b17a9552a8895e95f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9028c18c8f90eff982e18210f63c1a90418a6fa46abfc41fd00b1fefd28474a
[INFO] running `Command { std: "docker" "start" "-a" "e9028c18c8f90eff982e18210f63c1a90418a6fa46abfc41fd00b1fefd28474a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling thread_local v1.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.0.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling helios-dac-sys v0.1.0
[INFO] [stderr]    Compiling helios-dac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.09s
[INFO] running `Command { std: "docker" "inspect" "e9028c18c8f90eff982e18210f63c1a90418a6fa46abfc41fd00b1fefd28474a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9028c18c8f90eff982e18210f63c1a90418a6fa46abfc41fd00b1fefd28474a", kill_on_drop: false }`
[INFO] [stdout] e9028c18c8f90eff982e18210f63c1a90418a6fa46abfc41fd00b1fefd28474a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d60ec2c2ca53fbdc30979be5c22d28d18796684a4b7fee612e8619722eb91ba3
[INFO] running `Command { std: "docker" "start" "-a" "d60ec2c2ca53fbdc30979be5c22d28d18796684a4b7fee612e8619722eb91ba3", kill_on_drop: false }`
[INFO] [stderr]    Compiling helios-dac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Coordinate`
[INFO] [stdout]  --> examples/frames.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use helios_dac::{Frame, Point, Coordinate, Color};
[INFO] [stdout]   |                                ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/frames.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut y = (i * 0xFFF / 30) as u16;
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "d60ec2c2ca53fbdc30979be5c22d28d18796684a4b7fee612e8619722eb91ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d60ec2c2ca53fbdc30979be5c22d28d18796684a4b7fee612e8619722eb91ba3", kill_on_drop: false }`
[INFO] [stdout] d60ec2c2ca53fbdc30979be5c22d28d18796684a4b7fee612e8619722eb91ba3