[INFO] updating cached repository https://github.com/exoticorn/aoc18 [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4f8e2d936025b25bf636826c4885ae82fb261986 [INFO] checking exoticorn/aoc18 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexoticorn%2Faoc18" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/exoticorn/aoc18 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/exoticorn/aoc18 [INFO] finished tweaking git repo https://github.com/exoticorn/aoc18 [INFO] tweaked toml for git repo https://github.com/exoticorn/aoc18 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/exoticorn/aoc18 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2af07a774682efb97e271e2f427cb053f1b3ce03a62f818b550902e1a5aab046 [INFO] running `Command { std: "docker" "start" "-a" "2af07a774682efb97e271e2f427cb053f1b3ce03a62f818b550902e1a5aab046", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2af07a774682efb97e271e2f427cb053f1b3ce03a62f818b550902e1a5aab046", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2af07a774682efb97e271e2f427cb053f1b3ce03a62f818b550902e1a5aab046", kill_on_drop: false }` [INFO] [stdout] 2af07a774682efb97e271e2f427cb053f1b3ce03a62f818b550902e1a5aab046 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3d3d35fc72e983bc7e921e5a5ab56806ac2d558978f67f6746492f720bd4467 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a3d3d35fc72e983bc7e921e5a5ab56806ac2d558978f67f6746492f720bd4467", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking regex-syntax v0.6.3 [INFO] [stderr] Compiling heck v0.3.0 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking memchr v2.1.1 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking regex v1.0.6 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling structopt-derive v0.2.13 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking structopt v0.2.13 [INFO] [stderr] Checking clap-verbosity-flag v0.1.0 [INFO] [stderr] Checking quicli v0.3.1 [INFO] [stderr] Checking aoc18 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/days/day12.rs:48:28 [INFO] [stdout] | [INFO] [stdout] 48 | fn parse_input(lines: &mut Iterator) -> Result<(Pots, Rules)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/days/day13.rs:88:28 [INFO] [stdout] | [INFO] [stdout] 88 | fn parse_input(lines: &mut Iterator) -> Result<(Map, Vec)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/days/day12.rs:48:28 [INFO] [stdout] | [INFO] [stdout] 48 | fn parse_input(lines: &mut Iterator) -> Result<(Pots, Rules)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/days/day13.rs:88:28 [INFO] [stdout] | [INFO] [stdout] 88 | fn parse_input(lines: &mut Iterator) -> Result<(Map, Vec)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/days/day7.rs:98:14 [INFO] [stdout] | [INFO] [stdout] 98 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 45.32s [INFO] running `Command { std: "docker" "inspect" "a3d3d35fc72e983bc7e921e5a5ab56806ac2d558978f67f6746492f720bd4467", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3d3d35fc72e983bc7e921e5a5ab56806ac2d558978f67f6746492f720bd4467", kill_on_drop: false }` [INFO] [stdout] a3d3d35fc72e983bc7e921e5a5ab56806ac2d558978f67f6746492f720bd4467