[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 master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprakhar1989%2Fadvent-of-code-2018" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/prakhar1989/advent-of-code-2018 on toolchain c9228570668803e3e6402770d55f23a12c9ae686 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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-2/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" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6e0dadae30a9bab87406b254382fdde27c5009941ad382716f86558cc4c3e4f6 [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" "6e0dadae30a9bab87406b254382fdde27c5009941ad382716f86558cc4c3e4f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e0dadae30a9bab87406b254382fdde27c5009941ad382716f86558cc4c3e4f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e0dadae30a9bab87406b254382fdde27c5009941ad382716f86558cc4c3e4f6", kill_on_drop: false }` [INFO] [stdout] 6e0dadae30a9bab87406b254382fdde27c5009941ad382716f86558cc4c3e4f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cac5b6867bd7f39f6dc42610fcf999c96ae42b2e4daf2b1d8361ece3a76f4c7e [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" "cac5b6867bd7f39f6dc42610fcf999c96ae42b2e4daf2b1d8361ece3a76f4c7e", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling regex v1.1.0 [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 itertools v0.7.11 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking toml v0.4.9 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking chrono v0.4.6 [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: 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.68s [INFO] running `Command { std: "docker" "inspect" "cac5b6867bd7f39f6dc42610fcf999c96ae42b2e4daf2b1d8361ece3a76f4c7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cac5b6867bd7f39f6dc42610fcf999c96ae42b2e4daf2b1d8361ece3a76f4c7e", kill_on_drop: false }` [INFO] [stdout] cac5b6867bd7f39f6dc42610fcf999c96ae42b2e4daf2b1d8361ece3a76f4c7e