[INFO] cloning repository https://github.com/prakhar1989/advent-of-code-2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prakhar1989/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprakhar1989%2Fadvent-of-code-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprakhar1989%2Fadvent-of-code-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 801634031ea2197439c5778b6239b30f73406fc0 [INFO] checking prakhar1989/advent-of-code-2018 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprakhar1989%2Fadvent-of-code-2018" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/prakhar1989/advent-of-code-2018 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/prakhar1989/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/prakhar1989/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/prakhar1989/advent-of-code-2018 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/prakhar1989/advent-of-code-2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51cfb72a20650cb0d039a6d9dd685be75ec6a78aec72aff8818816c978819d55 [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" "51cfb72a20650cb0d039a6d9dd685be75ec6a78aec72aff8818816c978819d55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51cfb72a20650cb0d039a6d9dd685be75ec6a78aec72aff8818816c978819d55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51cfb72a20650cb0d039a6d9dd685be75ec6a78aec72aff8818816c978819d55", kill_on_drop: false }` [INFO] [stdout] 51cfb72a20650cb0d039a6d9dd685be75ec6a78aec72aff8818816c978819d55 [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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4c6cfb62415f41cf7f1522eb3af4004a660bc0ffb66b875f69ca176e6cf16b01 [INFO] running `Command { std: "docker" "start" "-a" "4c6cfb62415f41cf7f1522eb3af4004a660bc0ffb66b875f69ca176e6cf16b01", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking md5 v0.6.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking toml v0.4.9 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking regex v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day03.rs:13:40 [INFO] [stdout] | [INFO] [stdout] 13 | type Result = result::Result>; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day03.rs:32:38 [INFO] [stdout] | [INFO] [stdout] 32 | None => return Err(Box::::from(format!("invalid format for claim"))), [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rows` [INFO] [stdout] --> src/matrix.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn rows(&self) -> impl Iterator> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day03.rs:13:40 [INFO] [stdout] | [INFO] [stdout] 13 | type Result = result::Result>; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day03.rs:32:38 [INFO] [stdout] | [INFO] [stdout] 32 | None => return Err(Box::::from(format!("invalid format for claim"))), [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 41.22s [INFO] running `Command { std: "docker" "inspect" "4c6cfb62415f41cf7f1522eb3af4004a660bc0ffb66b875f69ca176e6cf16b01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c6cfb62415f41cf7f1522eb3af4004a660bc0ffb66b875f69ca176e6cf16b01", kill_on_drop: false }` [INFO] [stdout] 4c6cfb62415f41cf7f1522eb3af4004a660bc0ffb66b875f69ca176e6cf16b01