[INFO] updating cached repository https://github.com/anp/adventofcode2015 [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] 8bac023a286565de0cb3125909f11c82043cda93 [INFO] checking anp/adventofcode2015 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanp%2Fadventofcode2015" "/workspace/builds/worker-9/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/anp/adventofcode2015 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/anp/adventofcode2015 [INFO] finished tweaking git repo https://github.com/anp/adventofcode2015 [INFO] tweaked toml for git repo https://github.com/anp/adventofcode2015 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/anp/adventofcode2015 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c6c865a23911b426b9959e0f931885462921e48e8e5ac2a3383b4b1d9be52242 [INFO] running `"docker" "start" "-a" "c6c865a23911b426b9959e0f931885462921e48e8e5ac2a3383b4b1d9be52242"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking ansi_term v0.7.5 [INFO] [stderr] Checking permutohedron v0.1.7 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking clap v1.5.6 [INFO] [stderr] Checking num-iter v0.1.40 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking serde v0.6.15 [INFO] [stderr] Checking serde_json v0.6.1 [INFO] [stderr] Checking adventofcode2015 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/day_eleven.rs:68:16 [INFO] [stderr] | [INFO] [stderr] 68 | 'a'...'z' => c as u8 - 97, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/day_eleven.rs:68:16 [INFO] [stderr] | [INFO] [stderr] 68 | 'a'...'z' => c as u8 - 97, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/day_thirteen.rs:74:46 [INFO] [stderr] | [INFO] [stderr] 74 | let cause = tokens[tokens.len() - 1].trim_right_matches('.'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/day_thirteen.rs:74:46 [INFO] [stderr] | [INFO] [stderr] 74 | let cause = tokens[tokens.len() - 1].trim_right_matches('.'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day_thirteen.rs:80:13 [INFO] [stderr] | [INFO] [stderr] 80 | let mut person_map = map.get_mut(person).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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day_thirteen.rs:80:13 [INFO] [stderr] | [INFO] [stderr] 80 | let mut person_map = map.get_mut(person).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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.98s [INFO] running `"docker" "inspect" "c6c865a23911b426b9959e0f931885462921e48e8e5ac2a3383b4b1d9be52242"` [INFO] running `"docker" "rm" "-f" "c6c865a23911b426b9959e0f931885462921e48e8e5ac2a3383b4b1d9be52242"` [INFO] [stdout] c6c865a23911b426b9959e0f931885462921e48e8e5ac2a3383b4b1d9be52242