[INFO] cloning repository https://github.com/hulthe/aoc_2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hulthe/aoc_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhulthe%2Faoc_2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhulthe%2Faoc_2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9c115ce01e7bb956d97725df75e5fd43b351c2c7 [INFO] checking hulthe/aoc_2018 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhulthe%2Faoc_2018" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hulthe/aoc_2018 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hulthe/aoc_2018 [INFO] finished tweaking git repo https://github.com/hulthe/aoc_2018 [INFO] tweaked toml for git repo https://github.com/hulthe/aoc_2018 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/hulthe/aoc_2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-0/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded console v0.14.1 [INFO] [stderr] Downloaded pest_meta v2.1.3 [INFO] [stderr] Downloaded pest v2.1.3 [INFO] [stderr] Downloaded from-pest v0.3.1 [INFO] [stderr] Downloaded single v1.0.0 [INFO] [stderr] Downloaded pest-ast v0.3.3 [INFO] [stderr] Downloaded binary-heap-plus v0.1.6 [INFO] [stderr] Downloaded publicsuffix v1.5.6 [INFO] [stderr] Downloaded hyper v0.12.36 [INFO] [stderr] Downloaded futures v0.1.31 [INFO] [stderr] Downloaded ucd-trie v0.1.3 [INFO] [stderr] Downloaded pest_generator v2.1.3 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] 71d8d3bf8bd31422b38d5967f2a3edd5da61e1188d428b5f835783b87eaf0434 [INFO] running `Command { std: "docker" "start" "-a" "71d8d3bf8bd31422b38d5967f2a3edd5da61e1188d428b5f835783b87eaf0434", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71d8d3bf8bd31422b38d5967f2a3edd5da61e1188d428b5f835783b87eaf0434", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71d8d3bf8bd31422b38d5967f2a3edd5da61e1188d428b5f835783b87eaf0434", kill_on_drop: false }` [INFO] [stdout] 71d8d3bf8bd31422b38d5967f2a3edd5da61e1188d428b5f835783b87eaf0434 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] d8d7cc7135ec0b60c4d4e3b25e189317b842d62ddf9638534d2e60e48db692e0 [INFO] running `Command { std: "docker" "start" "-a" "d8d7cc7135ec0b60c4d4e3b25e189317b842d62ddf9638534d2e60e48db692e0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.90 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking aoc_base v0.1.0 (/opt/rustwide/workdir/aoc_base) [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling object v0.23.0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> aoc_base/src/lib.rs:8:46 [INFO] [stdout] | [INFO] [stdout] 8 | fn task_a(input: &str) -> 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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> aoc_base/src/lib.rs:9:46 [INFO] [stdout] | [INFO] [stdout] 9 | fn task_b(input: &str) -> Result>; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling httparse v1.3.5 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking ucd-trie v0.1.3 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking dtoa v0.4.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking binary-heap-plus v0.1.6 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking tinyvec v1.1.1 [INFO] [stderr] Compiling openssl-sys v0.9.61 [INFO] [stderr] Compiling addr2line v0.14.1 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/char.rs:56:28 [INFO] [stdout] | [INFO] [stdout] 56 | match u32::try_from(n)? { [INFO] [stdout] | ^^^^^^^^ multiple `try_from` found [INFO] [stdout] ... [INFO] [stdout] 68 | impl_int_to_char!(i8, i16, i32, i64, isize, u16, u32, u64, usize); [INFO] [stdout] | ------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] note: candidate #1 is defined in the trait `TryFrom` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/lib.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | fn try_from(T) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: candidate #2 is defined in the trait `std::convert::TryFrom` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 56 | match TryFrom::try_from(n)? { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 56 | match std::convert::TryFrom::try_from(n)? { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: could not compile `try_from` [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" "d8d7cc7135ec0b60c4d4e3b25e189317b842d62ddf9638534d2e60e48db692e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8d7cc7135ec0b60c4d4e3b25e189317b842d62ddf9638534d2e60e48db692e0", kill_on_drop: false }` [INFO] [stdout] d8d7cc7135ec0b60c4d4e3b25e189317b842d62ddf9638534d2e60e48db692e0