[INFO] updating cached repository baszalmstra/adventofcode2017 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/baszalmstra/adventofcode2017 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/baszalmstra/adventofcode2017" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/baszalmstra/adventofcode2017"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/baszalmstra/adventofcode2017'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/baszalmstra/adventofcode2017" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/baszalmstra/adventofcode2017"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/baszalmstra/adventofcode2017'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7f7543d8d8bd746584b9a79e26fa2a04eb1e994d [INFO] sha for GitHub repo baszalmstra/adventofcode2017: 7f7543d8d8bd746584b9a79e26fa2a04eb1e994d [INFO] validating manifest of baszalmstra/adventofcode2017 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of baszalmstra/adventofcode2017 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing baszalmstra/adventofcode2017 [INFO] finished frobbing baszalmstra/adventofcode2017 [INFO] frobbed toml for baszalmstra/adventofcode2017 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/baszalmstra/adventofcode2017/Cargo.toml [INFO] started frobbing baszalmstra/adventofcode2017 [INFO] finished frobbing baszalmstra/adventofcode2017 [INFO] frobbed toml for baszalmstra/adventofcode2017 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/baszalmstra/adventofcode2017/Cargo.toml [INFO] crate baszalmstra/adventofcode2017 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking baszalmstra/adventofcode2017 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/baszalmstra/adventofcode2017:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] eef310e9c4376e238771e31fe323a57a81b1cbb1bed7e8f1aa80bdee22e78b2b [INFO] running `"docker" "start" "-a" "eef310e9c4376e238771e31fe323a57a81b1cbb1bed7e8f1aa80bdee22e78b2b"` [INFO] [stderr] Checking adventofcode2017 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/day9/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] warning: unused import: `std::iter` [INFO] [stderr] --> src/day10/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::iter; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/day9/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `round` [INFO] [stderr] --> src/day10/main.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | for round in 0..64 { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_round` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stderr] --> src/day8/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::collections::hash_map::Entry; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `chars` found for type `std::io::BufReader` in the current scope [INFO] [stderr] --> src/day9/main.rs:41:32 [INFO] [stderr] | [INFO] [stderr] 41 | let mut char_iter = reader.chars().map(|c| c.unwrap()); [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0599`. [INFO] [stderr] error[E0599]: no method named `chars` found for type `std::io::BufReader` in the current scope [INFO] [stderr] --> src/day9/main.rs:41:32 [INFO] [stderr] | [INFO] [stderr] 41 | let mut char_iter = reader.chars().map(|c| c.unwrap()); [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/day8/main.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | / lazy_static! { [INFO] [stderr] 50 | | static ref RE: Regex = Regex::new("^(\\w+)\\s(dec|inc)\\s(-?\\d+)\\sif\\s(\\w+)\\s(>=|>|<|<=|==|!=)\\s(-?\\d+)$").unwrap(); [INFO] [stderr] 51 | | } [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error: Could not compile `adventofcode2017`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0599`. [INFO] [stderr] error: Could not compile `adventofcode2017`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: the feature `entry_and_modify` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/day7/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(entry_and_modify)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `entry_and_modify` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/day4/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(entry_and_modify)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "eef310e9c4376e238771e31fe323a57a81b1cbb1bed7e8f1aa80bdee22e78b2b"` [INFO] running `"docker" "rm" "-f" "eef310e9c4376e238771e31fe323a57a81b1cbb1bed7e8f1aa80bdee22e78b2b"` [INFO] [stdout] eef310e9c4376e238771e31fe323a57a81b1cbb1bed7e8f1aa80bdee22e78b2b