[INFO] updating cached repository https://github.com/akatakritos/adventofcode-2018-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 16f9f75ff9cbe2f7f3dea2fb9199332de21066e4 [INFO] checking akatakritos/adventofcode-2018-rust against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakatakritos%2Fadventofcode-2018-rust" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akatakritos/adventofcode-2018-rust on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/akatakritos/adventofcode-2018-rust [INFO] finished tweaking git repo https://github.com/akatakritos/adventofcode-2018-rust [INFO] tweaked toml for git repo https://github.com/akatakritos/adventofcode-2018-rust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/akatakritos/adventofcode-2018-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] fa37be01ebee3fbe0469833bdad257fd6cb942fb94845e9687d05e18992d7f74 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "fa37be01ebee3fbe0469833bdad257fd6cb942fb94845e9687d05e18992d7f74"` [INFO] [stderr] Compiling libc v0.2.44 [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] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking spectral v0.6.0 [INFO] [stderr] Checking adventofcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/day02/mod.rs:67:61 [INFO] [stderr] | [INFO] [stderr] 67 | pub fn load_boxes(filename: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/day03/mod.rs:9:67 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn read_input(filename: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/day06/mod.rs:51:47 [INFO] [stderr] | [INFO] [stderr] 51 | *count += count_indexes(&grid, i);; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/day07/mod.rs:61:59 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn read_input(filename: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/day02/mod.rs:67:61 [INFO] [stderr] | [INFO] [stderr] 67 | pub fn load_boxes(filename: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/day03/mod.rs:9:67 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn read_input(filename: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/day06/mod.rs:51:47 [INFO] [stderr] | [INFO] [stderr] 51 | *count += count_indexes(&grid, i);; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/day07/mod.rs:61:59 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn read_input(filename: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day07/mod.rs:46:17 [INFO] [stderr] | [INFO] [stderr] 46 | let mut m_edges = nodes.get_mut(&m).unwrap(); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day07/mod.rs:46:17 [INFO] [stderr] | [INFO] [stderr] 46 | let mut m_edges = nodes.get_mut(&m).unwrap(); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.04s [INFO] running `"docker" "inspect" "fa37be01ebee3fbe0469833bdad257fd6cb942fb94845e9687d05e18992d7f74"` [INFO] running `"docker" "rm" "-f" "fa37be01ebee3fbe0469833bdad257fd6cb942fb94845e9687d05e18992d7f74"` [INFO] [stdout] fa37be01ebee3fbe0469833bdad257fd6cb942fb94845e9687d05e18992d7f74