[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 master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOlson3R%2Fadvent-of-code-2018-rust" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Olson3R/advent-of-code-2018-rust on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-10/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" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fbf66a98c21b3c39c1f8517fed4513bd2d3424081b7ba6fa7bd792f1bd78d85e [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" "fbf66a98c21b3c39c1f8517fed4513bd2d3424081b7ba6fa7bd792f1bd78d85e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbf66a98c21b3c39c1f8517fed4513bd2d3424081b7ba6fa7bd792f1bd78d85e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbf66a98c21b3c39c1f8517fed4513bd2d3424081b7ba6fa7bd792f1bd78d85e", kill_on_drop: false }` [INFO] [stdout] fbf66a98c21b3c39c1f8517fed4513bd2d3424081b7ba6fa7bd792f1bd78d85e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9bfe859115d8b5b6436d46bc07d6e820674b0033648bc8c436aa6f54d79db04 [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" "d9bfe859115d8b5b6436d46bc07d6e820674b0033648bc8c436aa6f54d79db04", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking string v0.1.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling crc32fast v1.1.2 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling encoding_rs v0.8.13 [INFO] [stderr] Checking ascii v0.9.1 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking edit-distance v2.0.1 [INFO] [stderr] Checking target v1.0.0 [INFO] [stderr] Checking assert_matches v1.3.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.1 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.0 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking pad v0.1.5 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Checking tokio-current-thread v0.1.4 [INFO] [stderr] Checking tokio-timer v0.2.8 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking libflate v0.1.19 [INFO] [stderr] Checking phf v0.7.23 [INFO] [stderr] Checking crossbeam-deque v0.6.2 [INFO] [stderr] Checking mime v0.3.12 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling openssl-sys v0.9.39 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking num-integer v0.1.39 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking combine v3.6.3 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking http v0.1.14 [INFO] [stderr] Checking regex v1.1.0 [INFO] [stderr] Compiling openssl v0.10.15 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Checking uuid v0.7.1 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking error-chain v0.12.0 [INFO] [stderr] Checking brev v0.1.14 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking serde_urlencoded v0.5.4 [INFO] [stderr] Checking env_proxy v0.2.0 [INFO] [stderr] Checking advent-of-code-2018-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking env_logger v0.5.13 [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-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: 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking h2 v0.1.13 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking ctrlc v3.1.1 [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] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking parking_lot v0.6.4 [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 toml_edit v0.1.3 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking dotenv v0.13.0 [INFO] [stderr] Checking tokio-threadpool v0.1.9 [INFO] [stderr] Checking just v0.3.13 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking tokio v0.1.13 [INFO] [stderr] Checking hyper v0.12.16 [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-tls v0.3.1 [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" "d9bfe859115d8b5b6436d46bc07d6e820674b0033648bc8c436aa6f54d79db04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9bfe859115d8b5b6436d46bc07d6e820674b0033648bc8c436aa6f54d79db04", kill_on_drop: false }` [INFO] [stdout] d9bfe859115d8b5b6436d46bc07d6e820674b0033648bc8c436aa6f54d79db04