[INFO] cloning repository https://github.com/Olson3R/advent-of-code-2018-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Olson3R/advent-of-code-2018-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOlson3R%2Fadvent-of-code-2018-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOlson3R%2Fadvent-of-code-2018-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cf82db87eeb65c5a1305ea0296553c2334d844b4 [INFO] checking Olson3R/advent-of-code-2018-rust against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOlson3R%2Fadvent-of-code-2018-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Olson3R/advent-of-code-2018-rust on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Olson3R/advent-of-code-2018-rust [INFO] finished tweaking git repo https://github.com/Olson3R/advent-of-code-2018-rust [INFO] tweaked toml for git repo https://github.com/Olson3R/advent-of-code-2018-rust written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/Olson3R/advent-of-code-2018-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 68f0a987ca91ef0c980992ebbc025df6c9a0812db58e44758529f9f986bebfd5 [INFO] running `Command { std: "docker" "start" "-a" "68f0a987ca91ef0c980992ebbc025df6c9a0812db58e44758529f9f986bebfd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68f0a987ca91ef0c980992ebbc025df6c9a0812db58e44758529f9f986bebfd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68f0a987ca91ef0c980992ebbc025df6c9a0812db58e44758529f9f986bebfd5", kill_on_drop: false }` [INFO] [stdout] 68f0a987ca91ef0c980992ebbc025df6c9a0812db58e44758529f9f986bebfd5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37638db6516f39dbc343bbfa42229f2f8c0f3b10149235b4d01ec85125401786 [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" "37638db6516f39dbc343bbfa42229f2f8c0f3b10149235b4d01ec85125401786", kill_on_drop: false }` [INFO] [stderr] Checking ascii v0.9.1 [INFO] [stderr] Checking target v1.0.0 [INFO] [stderr] Checking edit-distance v2.0.1 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking pad v0.1.5 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking nix v0.11.0 [INFO] [stderr] Checking backtrace-sys v0.1.24 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking brev v0.1.14 [INFO] [stderr] Checking env_proxy v0.2.0 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking combine v3.6.3 [INFO] [stderr] Checking error-chain v0.12.0 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking h2 v0.1.13 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking advent-of-code-2018-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/util.rs:9:45 [INFO] [stdout] | [INFO] [stdout] 9 | type Result = std::result::Result>; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/util.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let mut br = BufReader::new(&f); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/bin/d05-part2.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/bin/d05-part2.rs:20:26 [INFO] [stdout] | [INFO] [stdout] 20 | for b in (b'a'..=b'z') { [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/bin/d05-part1.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/bin/d05-part1.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | for b in (b'a'..=b'z') { [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ctrlc v3.1.1 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking dotenv v0.13.0 [INFO] [stderr] Checking just v0.3.13 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking toml_edit v0.1.3 [INFO] [stderr] Checking tokio-reactor v0.1.7 [INFO] [stderr] Checking tokio-uds v0.2.4 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-threadpool v0.1.9 [INFO] [stderr] Checking cargo_metadata v0.6.3 [INFO] [stderr] Checking docopt v1.0.2 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking tokio v0.1.13 [INFO] [stdout] error[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.3/src/index.rs:55:65 [INFO] [stdout] | [INFO] [stdout] 44 | fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item { [INFO] [stdout] | -- lifetime `'v` defined here [INFO] [stdout] 45 | / match *v { [INFO] [stdout] 46 | | Item::ArrayOfTables(ref mut vec) => { [INFO] [stdout] 47 | | vec.values.get_mut(*self).expect("index out of bounds") [INFO] [stdout] 48 | | } [INFO] [stdout] 49 | | Item::Value(ref mut a) if a.is_array() => a [INFO] [stdout] | | --------- mutable borrow occurs here [INFO] [stdout] ... | [INFO] [stdout] 55 | | _ => panic!("cannot access index {} in {:?}", self, v), [INFO] [stdout] | | ^ immutable borrow occurs here [INFO] [stdout] 56 | | } [INFO] [stdout] | |_________- returning this value requires that `v.0` is borrowed for `'v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.3/src/index.rs:88:63 [INFO] [stdout] | [INFO] [stdout] 70 | fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item { [INFO] [stdout] | -- lifetime `'v` defined here [INFO] [stdout] ... [INFO] [stdout] 77 | / match *v { [INFO] [stdout] 78 | | Item::Table(ref mut t) => t.entry(self).or_insert(Item::None), [INFO] [stdout] 79 | | Item::Value(ref mut v) if v.is_inline_table() => { [INFO] [stdout] | | --------- mutable borrow occurs here [INFO] [stdout] 80 | | &mut v [INFO] [stdout] ... | [INFO] [stdout] 88 | | _ => panic!("cannot access key {} in {:?}", self, v), [INFO] [stdout] | | ^ immutable borrow occurs here [INFO] [stdout] 89 | | } [INFO] [stdout] | |_________- returning this value requires that `v.0` is borrowed for `'v` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking hyper v0.12.16 [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: could not compile `toml_edit` [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: build failed [INFO] running `Command { std: "docker" "inspect" "37638db6516f39dbc343bbfa42229f2f8c0f3b10149235b4d01ec85125401786", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37638db6516f39dbc343bbfa42229f2f8c0f3b10149235b4d01ec85125401786", kill_on_drop: false }` [INFO] [stdout] 37638db6516f39dbc343bbfa42229f2f8c0f3b10149235b4d01ec85125401786