[INFO] cloning repository https://github.com/hugopeixoto/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hugopeixoto/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhugopeixoto%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhugopeixoto%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62f84a6a3f5cd5f2aba47e6426f55f514ec81204
[INFO] checking hugopeixoto/aoc2020 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhugopeixoto%2Faoc2020" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hugopeixoto/aoc2020 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hugopeixoto/aoc2020
[INFO] finished tweaking git repo https://github.com/hugopeixoto/aoc2020
[INFO] tweaked toml for git repo https://github.com/hugopeixoto/aoc2020 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hugopeixoto/aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scan_fmt v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b5fa44319274aac8c01b43efd260b567fe3886cf23c425baf1f11a6e94ea8fa
[INFO] running `Command { std: "docker" "start" "-a" "1b5fa44319274aac8c01b43efd260b567fe3886cf23c425baf1f11a6e94ea8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b5fa44319274aac8c01b43efd260b567fe3886cf23c425baf1f11a6e94ea8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b5fa44319274aac8c01b43efd260b567fe3886cf23c425baf1f11a6e94ea8fa", kill_on_drop: false }`
[INFO] [stdout] 1b5fa44319274aac8c01b43efd260b567fe3886cf23c425baf1f11a6e94ea8fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1bbed2689470b56f46a3effc5198c2458d4d09c8d6013f50f2e108b189848f5
[INFO] running `Command { std: "docker" "start" "-a" "b1bbed2689470b56f46a3effc5198c2458d4d09c8d6013f50f2e108b189848f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking scan_fmt v0.2.5
[INFO] [stderr]     Checking aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Map` in the current scope
[INFO] [stdout]   --> src/bin/day19.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |               .map(|ruleset| ruleset.iter().map(|x| {
[INFO] [stdout]    |  ____________________________-
[INFO] [stdout] 23 | |                 match x {
[INFO] [stdout] 24 | |                     Rule::Index(sidx) => flatten(rules, *sidx, cache, depth + 1),
[INFO] [stdout] 25 | |                     Rule::Literal(s) => s.clone().replace("\"", ""),
[INFO] [stdout] 26 | |                 }
[INFO] [stdout] 27 | |             }).fold_first(|acc, x| acc + &x).unwrap()
[INFO] [stdout]    | |               -^^^^^^^^^^ method not found in `Map<Iter<'_, Rule>, {closure@day19.rs:22:47}>`
[INFO] [stdout]    | |_______________|
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2020` (bin "day19") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Map` in the current scope
[INFO] [stdout]   --> src/bin/day19.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |               .map(|ruleset| ruleset.iter().map(|x| {
[INFO] [stdout]    |  ____________________________-
[INFO] [stdout] 23 | |                 match x {
[INFO] [stdout] 24 | |                     Rule::Index(sidx) => flatten(rules, *sidx, cache, depth + 1),
[INFO] [stdout] 25 | |                     Rule::Literal(s) => s.clone().replace("\"", ""),
[INFO] [stdout] 26 | |                 }
[INFO] [stdout] 27 | |             }).fold_first(|acc, x| acc + &x).unwrap()
[INFO] [stdout]    | |               -^^^^^^^^^^ method not found in `Map<Iter<'_, Rule>, {closure@day19.rs:22:47}>`
[INFO] [stdout]    | |_______________|
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2020` (bin "day19" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b1bbed2689470b56f46a3effc5198c2458d4d09c8d6013f50f2e108b189848f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1bbed2689470b56f46a3effc5198c2458d4d09c8d6013f50f2e108b189848f5", kill_on_drop: false }`
[INFO] [stdout] b1bbed2689470b56f46a3effc5198c2458d4d09c8d6013f50f2e108b189848f5
[INFO] checking hugopeixoto/aoc2020 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhugopeixoto%2Faoc2020" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hugopeixoto/aoc2020 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hugopeixoto/aoc2020
[INFO] finished tweaking git repo https://github.com/hugopeixoto/aoc2020
[INFO] tweaked toml for git repo https://github.com/hugopeixoto/aoc2020 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hugopeixoto/aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d48912bf551cd781a792d37e488615130007d38ba9daa1bae3a1cc4516b63127
[INFO] running `Command { std: "docker" "start" "-a" "d48912bf551cd781a792d37e488615130007d38ba9daa1bae3a1cc4516b63127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d48912bf551cd781a792d37e488615130007d38ba9daa1bae3a1cc4516b63127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d48912bf551cd781a792d37e488615130007d38ba9daa1bae3a1cc4516b63127", kill_on_drop: false }`
[INFO] [stdout] d48912bf551cd781a792d37e488615130007d38ba9daa1bae3a1cc4516b63127
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 083a4c6fc15193480be3df89d8ffdbcd6564c32be6a78d4fd7347a3b7840e908
[INFO] running `Command { std: "docker" "start" "-a" "083a4c6fc15193480be3df89d8ffdbcd6564c32be6a78d4fd7347a3b7840e908", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "083a4c6fc15193480be3df89d8ffdbcd6564c32be6a78d4fd7347a3b7840e908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "083a4c6fc15193480be3df89d8ffdbcd6564c32be6a78d4fd7347a3b7840e908", kill_on_drop: false }`
[INFO] [stdout] 083a4c6fc15193480be3df89d8ffdbcd6564c32be6a78d4fd7347a3b7840e908