[INFO] fetching crate unicode_graph 0.9.11... [INFO] testing unicode_graph-0.9.11 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate unicode_graph 0.9.11 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate unicode_graph 0.9.11 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate unicode_graph 0.9.11 [INFO] finished tweaking crates.io crate unicode_graph 0.9.11 [INFO] tweaked toml for crates.io crate unicode_graph 0.9.11 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] add42f08c8fefb723c6ed1c7287fdeb75d3623084c16c954778926846b320c07 [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" "add42f08c8fefb723c6ed1c7287fdeb75d3623084c16c954778926846b320c07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "add42f08c8fefb723c6ed1c7287fdeb75d3623084c16c954778926846b320c07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "add42f08c8fefb723c6ed1c7287fdeb75d3623084c16c954778926846b320c07", kill_on_drop: false }` [INFO] [stdout] add42f08c8fefb723c6ed1c7287fdeb75d3623084c16c954778926846b320c07 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a0f7f2c7f2800325372e6a304a739e0e41d19af7137ed077226831060f405c9 [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" "5a0f7f2c7f2800325372e6a304a739e0e41d19af7137ed077226831060f405c9", kill_on_drop: false }` [INFO] [stderr] Compiling unicode_graph v0.9.11 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/braille.rs:30:27 [INFO] [stdout] | [INFO] [stdout] 30 | let lines = max((try!(input.iter().max().ok_or(ParseGraphError)) + 3) / 4, 1); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/braille.rs:53:27 [INFO] [stdout] | [INFO] [stdout] 53 | let blocks = max((try!(input.iter().max().ok_or(ParseGraphError)) + 1) / 2, 1); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:36:29 [INFO] [stdout] | [INFO] [stdout] 36 | string.push(try!(char::from_u32(*block).ok_or(ParseGraphError))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:76:29 [INFO] [stdout] | [INFO] [stdout] 76 | let input: Vec = try!(argv.into_iter().map(|i| i.trim().parse()).collect()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:79:27 [INFO] [stdout] | [INFO] [stdout] 79 | "horizontal" => { try!(braille::horizontal_graph(reverse, input)) } [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:80:27 [INFO] [stdout] | [INFO] [stdout] 80 | "vertical" => { try!(braille::vertical_graph(reverse, input)) } [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | for line in try!(graph::graph_to_strings(graph)) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.71s [INFO] running `Command { std: "docker" "inspect" "5a0f7f2c7f2800325372e6a304a739e0e41d19af7137ed077226831060f405c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a0f7f2c7f2800325372e6a304a739e0e41d19af7137ed077226831060f405c9", kill_on_drop: false }` [INFO] [stdout] 5a0f7f2c7f2800325372e6a304a739e0e41d19af7137ed077226831060f405c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9dd04a41ea307d76e9bf452dd81e32b4d1a071525a092f63750142c915faa49 [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" "c9dd04a41ea307d76e9bf452dd81e32b4d1a071525a092f63750142c915faa49", kill_on_drop: false }` [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/braille.rs:30:27 [INFO] [stdout] | [INFO] [stdout] 30 | let lines = max((try!(input.iter().max().ok_or(ParseGraphError)) + 3) / 4, 1); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/braille.rs:53:27 [INFO] [stdout] | [INFO] [stdout] 53 | let blocks = max((try!(input.iter().max().ok_or(ParseGraphError)) + 1) / 2, 1); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:36:29 [INFO] [stdout] | [INFO] [stdout] 36 | string.push(try!(char::from_u32(*block).ok_or(ParseGraphError))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling unicode_graph v0.9.11 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:76:29 [INFO] [stdout] | [INFO] [stdout] 76 | let input: Vec = try!(argv.into_iter().map(|i| i.trim().parse()).collect()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:79:27 [INFO] [stdout] | [INFO] [stdout] 79 | "horizontal" => { try!(braille::horizontal_graph(reverse, input)) } [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:80:27 [INFO] [stdout] | [INFO] [stdout] 80 | "vertical" => { try!(braille::vertical_graph(reverse, input)) } [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | for line in try!(graph::graph_to_strings(graph)) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:76:29 [INFO] [stdout] | [INFO] [stdout] 76 | let input: Vec = try!(argv.into_iter().map(|i| i.trim().parse()).collect()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:79:27 [INFO] [stdout] | [INFO] [stdout] 79 | "horizontal" => { try!(braille::horizontal_graph(reverse, input)) } [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:80:27 [INFO] [stdout] | [INFO] [stdout] 80 | "vertical" => { try!(braille::vertical_graph(reverse, input)) } [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/graph.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | for line in try!(graph::graph_to_strings(graph)) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/braille.rs:30:27 [INFO] [stdout] | [INFO] [stdout] 30 | let lines = max((try!(input.iter().max().ok_or(ParseGraphError)) + 3) / 4, 1); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/braille.rs:53:27 [INFO] [stdout] | [INFO] [stdout] 53 | let blocks = max((try!(input.iter().max().ok_or(ParseGraphError)) + 1) / 2, 1); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:36:29 [INFO] [stdout] | [INFO] [stdout] 36 | string.push(try!(char::from_u32(*block).ok_or(ParseGraphError))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.01s [INFO] running `Command { std: "docker" "inspect" "c9dd04a41ea307d76e9bf452dd81e32b4d1a071525a092f63750142c915faa49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9dd04a41ea307d76e9bf452dd81e32b4d1a071525a092f63750142c915faa49", kill_on_drop: false }` [INFO] [stdout] c9dd04a41ea307d76e9bf452dd81e32b4d1a071525a092f63750142c915faa49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 87116cab4e47b5ece047438fac3356ed531b375445f9c1ef4f7c253fc7d31d7e [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" "87116cab4e47b5ece047438fac3356ed531b375445f9c1ef4f7c253fc7d31d7e", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/braille.rs:30:27 [INFO] [stderr] | [INFO] [stderr] 30 | let lines = max((try!(input.iter().max().ok_or(ParseGraphError)) + 3) / 4, 1); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/braille.rs:53:27 [INFO] [stderr] | [INFO] [stderr] 53 | let blocks = max((try!(input.iter().max().ok_or(ParseGraphError)) + 1) / 2, 1); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/lib.rs:36:29 [INFO] [stderr] | [INFO] [stderr] 36 | string.push(try!(char::from_u32(*block).ok_or(ParseGraphError))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/braille.rs:30:27 [INFO] [stderr] | [INFO] [stderr] 30 | let lines = max((try!(input.iter().max().ok_or(ParseGraphError)) + 3) / 4, 1); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/braille.rs:53:27 [INFO] [stderr] | [INFO] [stderr] 53 | let blocks = max((try!(input.iter().max().ok_or(ParseGraphError)) + 1) / 2, 1); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/lib.rs:36:29 [INFO] [stderr] | [INFO] [stderr] 36 | string.push(try!(char::from_u32(*block).ok_or(ParseGraphError))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/bin/graph.rs:76:29 [INFO] [stderr] | [INFO] [stderr] 76 | let input: Vec = try!(argv.into_iter().map(|i| i.trim().parse()).collect()); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/bin/graph.rs:79:27 [INFO] [stderr] | [INFO] [stderr] 79 | "horizontal" => { try!(braille::horizontal_graph(reverse, input)) } [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/bin/graph.rs:80:27 [INFO] [stderr] | [INFO] [stderr] 80 | "vertical" => { try!(braille::vertical_graph(reverse, input)) } [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/bin/graph.rs:84:17 [INFO] [stderr] | [INFO] [stderr] 84 | for line in try!(graph::graph_to_strings(graph)) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/bin/graph.rs:76:29 [INFO] [stderr] | [INFO] [stderr] 76 | let input: Vec = try!(argv.into_iter().map(|i| i.trim().parse()).collect()); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/bin/graph.rs:79:27 [INFO] [stderr] | [INFO] [stderr] 79 | "horizontal" => { try!(braille::horizontal_graph(reverse, input)) } [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/bin/graph.rs:80:27 [INFO] [stderr] | [INFO] [stderr] 80 | "vertical" => { try!(braille::vertical_graph(reverse, input)) } [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/bin/graph.rs:84:17 [INFO] [stderr] | [INFO] [stderr] 84 | for line in try!(graph::graph_to_strings(graph)) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/unicode_graph-267242ee2463ad11) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/graph-8f00194936579489) [INFO] [stdout] [INFO] [stderr] Running tests/braille_graph.rs (/opt/rustwide/target/debug/deps/braille_graph-a7ebbe2f93d44ff5) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test horizontal_graph_decrementing_eight_to_one ... ok [INFO] [stdout] test horizontal_graph_empty_eight_by_eight ... ok [INFO] [stderr] Running tests/graph.rs (/opt/rustwide/target/debug/deps/graph-e167ff83f2fd08e6) [INFO] [stdout] test vertical_graph_empty_eight_by_eight ... ok [INFO] [stdout] test horizontal_graph_incrementing_one_to_eight ... ok [INFO] [stdout] test vertical_graph_full_eight_by_eight ... ok [INFO] [stdout] test horizontal_graph_full_eight_by_eight ... ok [INFO] [stdout] test vertical_graph_decrementing_eight_to_one ... ok [INFO] [stdout] test vertical_graph_incrementing_one_to_eight ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test graph_to_strings_render_braille_full_eight_by_eight ... ok [INFO] [stdout] test graph_to_strings_render_braille_incrementing_one_to_eight ... ok [INFO] [stderr] Doc-tests unicode_graph [INFO] [stdout] test graph_to_strings_render_braille_decrementing_eight_to_one ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "87116cab4e47b5ece047438fac3356ed531b375445f9c1ef4f7c253fc7d31d7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87116cab4e47b5ece047438fac3356ed531b375445f9c1ef4f7c253fc7d31d7e", kill_on_drop: false }` [INFO] [stdout] 87116cab4e47b5ece047438fac3356ed531b375445f9c1ef4f7c253fc7d31d7e