[INFO] updating cached repository akatakritos/adventofcode-2018-rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/akatakritos/adventofcode-2018-rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/akatakritos/adventofcode-2018-rust" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/akatakritos/adventofcode-2018-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/akatakritos/adventofcode-2018-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/akatakritos/adventofcode-2018-rust" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/akatakritos/adventofcode-2018-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/akatakritos/adventofcode-2018-rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 16f9f75ff9cbe2f7f3dea2fb9199332de21066e4 [INFO] sha for GitHub repo akatakritos/adventofcode-2018-rust: 16f9f75ff9cbe2f7f3dea2fb9199332de21066e4 [INFO] validating manifest of akatakritos/adventofcode-2018-rust on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of akatakritos/adventofcode-2018-rust on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing akatakritos/adventofcode-2018-rust [INFO] finished frobbing akatakritos/adventofcode-2018-rust [INFO] frobbed toml for akatakritos/adventofcode-2018-rust written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/akatakritos/adventofcode-2018-rust/Cargo.toml [INFO] started frobbing akatakritos/adventofcode-2018-rust [INFO] finished frobbing akatakritos/adventofcode-2018-rust [INFO] frobbed toml for akatakritos/adventofcode-2018-rust written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/akatakritos/adventofcode-2018-rust/Cargo.toml [INFO] crate akatakritos/adventofcode-2018-rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking akatakritos/adventofcode-2018-rust against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/akatakritos/adventofcode-2018-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 10f723af65511b7182b488f8777ba37051d01908717f9c97764fc4615a5e2f60 [INFO] running `"docker" "start" "-a" "10f723af65511b7182b488f8777ba37051d01908717f9c97764fc4615a5e2f60"` [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking adventofcode v0.1.0 (/opt/crater/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: 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] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking spectral v0.6.0 [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: 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] Finished dev [unoptimized + debuginfo] target(s) in 9.33s [INFO] running `"docker" "inspect" "10f723af65511b7182b488f8777ba37051d01908717f9c97764fc4615a5e2f60"` [INFO] running `"docker" "rm" "-f" "10f723af65511b7182b488f8777ba37051d01908717f9c97764fc4615a5e2f60"` [INFO] [stdout] 10f723af65511b7182b488f8777ba37051d01908717f9c97764fc4615a5e2f60