[INFO] fetching crate font-rs 0.1.3...
[INFO] testing font-rs-0.1.3 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate font-rs 0.1.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate font-rs 0.1.3 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate font-rs 0.1.3
[INFO] finished tweaking crates.io crate font-rs 0.1.3
[INFO] tweaked toml for crates.io crate font-rs 0.1.3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1155dee43902209e132273c0f10dcd6311affa6f965dbb5fb1dea7eacd02f51d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1155dee43902209e132273c0f10dcd6311affa6f965dbb5fb1dea7eacd02f51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1155dee43902209e132273c0f10dcd6311affa6f965dbb5fb1dea7eacd02f51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1155dee43902209e132273c0f10dcd6311affa6f965dbb5fb1dea7eacd02f51d", kill_on_drop: false }`
[INFO] [stdout] 1155dee43902209e132273c0f10dcd6311affa6f965dbb5fb1dea7eacd02f51d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bdc0581a76e7316c7c1a123b2de46c350db7f5476212f17e5920ed2da37da70
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1bdc0581a76e7316c7c1a123b2de46c350db7f5476212f17e5920ed2da37da70", kill_on_drop: false }`
[INFO] [stderr]    Compiling font-rs v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/font.rs:571:34
[INFO] [stdout]     |
[INFO] [stdout] 571 |     fn next(&mut self) -> Option<(usize)> {
[INFO] [stdout]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` 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 2.09s
[INFO] running `Command { std: "docker" "inspect" "1bdc0581a76e7316c7c1a123b2de46c350db7f5476212f17e5920ed2da37da70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bdc0581a76e7316c7c1a123b2de46c350db7f5476212f17e5920ed2da37da70", kill_on_drop: false }`
[INFO] [stdout] 1bdc0581a76e7316c7c1a123b2de46c350db7f5476212f17e5920ed2da37da70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d54d293678b49b9e5a02923f79e3e2776cae59fdf40212f323edd0ccd81ad82
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7d54d293678b49b9e5a02923f79e3e2776cae59fdf40212f323edd0ccd81ad82", kill_on_drop: false }`
[INFO] [stderr]    Compiling font-rs v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/font.rs:571:34
[INFO] [stdout]     |
[INFO] [stdout] 571 |     fn next(&mut self) -> Option<(usize)> {
[INFO] [stdout]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/font.rs:571:34
[INFO] [stdout]     |
[INFO] [stdout] 571 |     fn next(&mut self) -> Option<(usize)> {
[INFO] [stdout]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "7d54d293678b49b9e5a02923f79e3e2776cae59fdf40212f323edd0ccd81ad82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d54d293678b49b9e5a02923f79e3e2776cae59fdf40212f323edd0ccd81ad82", kill_on_drop: false }`
[INFO] [stdout] 7d54d293678b49b9e5a02923f79e3e2776cae59fdf40212f323edd0ccd81ad82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2156e48c3091553b9d23da928a3804d0a8b3579bb66a00a8b2ae517c1f0fc8b6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2156e48c3091553b9d23da928a3804d0a8b3579bb66a00a8b2ae517c1f0fc8b6", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/font.rs:571:34
[INFO] [stderr]     |
[INFO] [stderr] 571 |     fn next(&mut self) -> Option<(usize)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/font.rs:571:34
[INFO] [stderr]     |
[INFO] [stderr] 571 |     fn next(&mut self) -> Option<(usize)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/font_rs-b52811143e072149
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test accumulate::tests::max_255_from_0_015625 ... ok
[INFO] [stdout] test accumulate::tests::max_255_from_0_03125 ... ok
[INFO] [stdout] test accumulate::tests::max_255_from_0_0078125 ... ok
[INFO] [stdout] test accumulate::tests::max_255_from_0_0625 ... ok
[INFO] [stdout] test accumulate::tests::max_255_from_0_25 ... ok
[INFO] [stdout] test accumulate::tests::max_255_from_0_125 ... ok
[INFO] [stdout] test accumulate::tests::max_255_from_1_0 ... ok
[INFO] [stdout] test accumulate::tests::simple_0 ... ok
[INFO] [stdout] test accumulate::tests::max_255_from_0_5 ... ok
[INFO] [stdout] test accumulate::tests::simple_5 ... ok
[INFO] [stdout] test accumulate::tests::simple_3 ... ok
[INFO] [stdout] test accumulate::tests::simple_6 ... ok
[INFO] [stdout] test accumulate::tests::simple_7 ... ok
[INFO] [stdout] test accumulate::tests::simple_2 ... ok
[INFO] [stdout] test accumulate::tests::simple_4 ... ok
[INFO] [stdout] test accumulate::tests::simple_1 ... ok
[INFO] [stderr]    Doc-tests font-rs
[INFO] [stdout] test font::tests::test_cmap_format_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stdout] 
[INFO] [stderr]    --> /opt/rustwide/workdir/src/font.rs:571:34
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 571 |     fn next(&mut self) -> Option<(usize)> {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "2156e48c3091553b9d23da928a3804d0a8b3579bb66a00a8b2ae517c1f0fc8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2156e48c3091553b9d23da928a3804d0a8b3579bb66a00a8b2ae517c1f0fc8b6", kill_on_drop: false }`
[INFO] [stdout] 2156e48c3091553b9d23da928a3804d0a8b3579bb66a00a8b2ae517c1f0fc8b6