[INFO] cloning repository https://github.com/TheNumberOne/advent-of-code-2019 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheNumberOne/advent-of-code-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheNumberOne%2Fadvent-of-code-2019", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheNumberOne%2Fadvent-of-code-2019'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9e71b71dc604c2d154389eef4d36e195a07e2425 [INFO] checking TheNumberOne/advent-of-code-2019 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheNumberOne%2Fadvent-of-code-2019" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheNumberOne/advent-of-code-2019 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TheNumberOne/advent-of-code-2019 [INFO] finished tweaking git repo https://github.com/TheNumberOne/advent-of-code-2019 [INFO] tweaked toml for git repo https://github.com/TheNumberOne/advent-of-code-2019 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/TheNumberOne/advent-of-code-2019 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded gcd v1.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4319fe00f63a2c151b3c9ef3c6a8217707d55b815813973fa7de678391b1ed4b [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" "4319fe00f63a2c151b3c9ef3c6a8217707d55b815813973fa7de678391b1ed4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4319fe00f63a2c151b3c9ef3c6a8217707d55b815813973fa7de678391b1ed4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4319fe00f63a2c151b3c9ef3c6a8217707d55b815813973fa7de678391b1ed4b", kill_on_drop: false }` [INFO] [stdout] 4319fe00f63a2c151b3c9ef3c6a8217707d55b815813973fa7de678391b1ed4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b499b055214d64a69cd7064c36585d6a99a1ca6a7d0e4b5f2184a2ad74b58c4 [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" "7b499b055214d64a69cd7064c36585d6a99a1ca6a7d0e4b5f2184a2ad74b58c4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking gcd v1.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling enum-primitive-derive v0.1.2 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking advent-of-code-2019-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp::max` [INFO] [stdout] --> src/day-10.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::max; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/day-10.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num_traits::real::Real` [INFO] [stdout] --> src/day-12-1.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use num_traits::real::Real; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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: unused import: `num_traits::real::Real` [INFO] [stdout] --> src/day-12-1.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use num_traits::real::Real; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::max` [INFO] [stdout] --> src/day-10.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::max; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/day-10.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day-7-2.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | self.out_channel.send(output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day-7-2.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | self.out_channel.send(output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 40.94s [INFO] running `Command { std: "docker" "inspect" "7b499b055214d64a69cd7064c36585d6a99a1ca6a7d0e4b5f2184a2ad74b58c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b499b055214d64a69cd7064c36585d6a99a1ca6a7d0e4b5f2184a2ad74b58c4", kill_on_drop: false }` [INFO] [stdout] 7b499b055214d64a69cd7064c36585d6a99a1ca6a7d0e4b5f2184a2ad74b58c4