[INFO] cloning repository https://github.com/kjvalencik/rust-adventofcode2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kjvalencik/rust-adventofcode2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjvalencik%2Frust-adventofcode2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjvalencik%2Frust-adventofcode2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 66874ce7d4ba095c19d79ba5e476df9cb8aa5402 [INFO] checking kjvalencik/rust-adventofcode2018 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjvalencik%2Frust-adventofcode2018" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kjvalencik/rust-adventofcode2018 on toolchain fc81ad22c453776de16acf9938976930cf8c9401 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kjvalencik/rust-adventofcode2018 [INFO] finished tweaking git repo https://github.com/kjvalencik/rust-adventofcode2018 [INFO] tweaked toml for git repo https://github.com/kjvalencik/rust-adventofcode2018 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/kjvalencik/rust-adventofcode2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce8e2562f9df3b77d5fc2e1c09f0745c2b8fdadc984214a57eb4129126344211 [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" "ce8e2562f9df3b77d5fc2e1c09f0745c2b8fdadc984214a57eb4129126344211", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce8e2562f9df3b77d5fc2e1c09f0745c2b8fdadc984214a57eb4129126344211", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce8e2562f9df3b77d5fc2e1c09f0745c2b8fdadc984214a57eb4129126344211", kill_on_drop: false }` [INFO] [stdout] ce8e2562f9df3b77d5fc2e1c09f0745c2b8fdadc984214a57eb4129126344211 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f5c1961ae2d16aa11fd7f90ddc89e1abe07989356387869a7886bda83ade209 [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" "3f5c1961ae2d16aa11fd7f90ddc89e1abe07989356387869a7886bda83ade209", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking day06 v0.1.0 (/opt/rustwide/workdir/solutions/day06) [INFO] [stderr] Checking day10 v0.1.0 (/opt/rustwide/workdir/solutions/day10) [INFO] [stderr] Checking day02 v0.1.0 (/opt/rustwide/workdir/solutions/day02) [INFO] [stderr] Checking day08 v0.1.0 (/opt/rustwide/workdir/solutions/day08) [INFO] [stderr] Checking day01 v0.1.0 (/opt/rustwide/workdir/solutions/day01) [INFO] [stderr] Checking day09 v0.1.0 (/opt/rustwide/workdir/solutions/day09) [INFO] [stderr] Checking day13 v0.1.0 (/opt/rustwide/workdir/solutions/day13) [INFO] [stderr] Checking day05 v0.1.0 (/opt/rustwide/workdir/solutions/day05) [INFO] [stderr] Checking day14 v0.1.0 (/opt/rustwide/workdir/solutions/day14) [INFO] [stderr] Checking day11 v0.1.0 (/opt/rustwide/workdir/solutions/day11) [INFO] [stderr] Checking day12 v0.1.0 (/opt/rustwide/workdir/solutions/day12) [INFO] [stderr] Checking day03 v0.1.0 (/opt/rustwide/workdir/solutions/day03) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> solutions/day12/src/main.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | type Error = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> solutions/day13/src/main.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | type Error = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> solutions/day09/src/main.rs:3:21 [INFO] [stdout] | [INFO] [stdout] 3 | type BoxError = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> solutions/day10/src/main.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | type Error = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day07 v0.1.0 (/opt/rustwide/workdir/solutions/day07) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> solutions/day13/src/main.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | type Error = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> solutions/day12/src/main.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | type Error = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> solutions/day09/src/main.rs:3:21 [INFO] [stdout] | [INFO] [stdout] 3 | type BoxError = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> solutions/day10/src/main.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | type Error = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking day04 v0.1.0 (/opt/rustwide/workdir/solutions/day04) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.41s [INFO] running `Command { std: "docker" "inspect" "3f5c1961ae2d16aa11fd7f90ddc89e1abe07989356387869a7886bda83ade209", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f5c1961ae2d16aa11fd7f90ddc89e1abe07989356387869a7886bda83ade209", kill_on_drop: false }` [INFO] [stdout] 3f5c1961ae2d16aa11fd7f90ddc89e1abe07989356387869a7886bda83ade209