[INFO] updating cached repository https://github.com/baszalmstra/adventofcode2017 [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] 7f7543d8d8bd746584b9a79e26fa2a04eb1e994d [INFO] testing baszalmstra/adventofcode2017 against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaszalmstra%2Fadventofcode2017" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/baszalmstra/adventofcode2017 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/baszalmstra/adventofcode2017 [INFO] finished tweaking git repo https://github.com/baszalmstra/adventofcode2017 [INFO] tweaked toml for git repo https://github.com/baszalmstra/adventofcode2017 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/baszalmstra/adventofcode2017 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d937f6de31651f755a695c0cc78b0992c3061a38fc38d55d3c5b0cbba58f772b [INFO] running `"docker" "start" "-a" "d937f6de31651f755a695c0cc78b0992c3061a38fc38d55d3c5b0cbba58f772b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.34 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling regex v0.2.3 [INFO] [stderr] Compiling adventofcode2017 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/day7/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(entry_and_modify)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/day4/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(entry_and_modify)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/day9/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(io)] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/day1/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(io)] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [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 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] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `adventofcode2017`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/day1/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [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: could not compile `adventofcode2017`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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 (in Nightly builds, run with -Z macro-backtrace for more info) [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: if this is intentional, prefix it with an underscore: `_round` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `chars` found for struct `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] | ^^^^^ method not found in `std::io::BufReader` [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `chars` found for struct `std::fs::File` in the current scope [INFO] [stderr] --> src/day1/main.rs:11:29 [INFO] [stderr] | [INFO] [stderr] 11 | let values:Vec = f.chars() [INFO] [stderr] | ^^^^^ method not found in `std::fs::File` [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0554, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `adventofcode2017`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0554, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `adventofcode2017`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "d937f6de31651f755a695c0cc78b0992c3061a38fc38d55d3c5b0cbba58f772b"` [INFO] running `"docker" "rm" "-f" "d937f6de31651f755a695c0cc78b0992c3061a38fc38d55d3c5b0cbba58f772b"` [INFO] [stdout] d937f6de31651f755a695c0cc78b0992c3061a38fc38d55d3c5b0cbba58f772b