[INFO] cloning repository https://github.com/galigalikun/leetcode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/galigalikun/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaligalikun%2Fleetcode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaligalikun%2Fleetcode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0dcda497791896a3d75bea058a0dc0ebbd225222 [INFO] testing galigalikun/leetcode against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaligalikun%2Fleetcode" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/galigalikun/leetcode on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/galigalikun/leetcode [INFO] finished tweaking git repo https://github.com/galigalikun/leetcode [INFO] tweaked toml for git repo https://github.com/galigalikun/leetcode written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/galigalikun/leetcode already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6e4a7eb14167d087fef8bce026c3f793df9851f10913ec9c14654255fee327af [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" "6e4a7eb14167d087fef8bce026c3f793df9851f10913ec9c14654255fee327af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e4a7eb14167d087fef8bce026c3f793df9851f10913ec9c14654255fee327af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e4a7eb14167d087fef8bce026c3f793df9851f10913ec9c14654255fee327af", kill_on_drop: false }` [INFO] [stdout] 6e4a7eb14167d087fef8bce026c3f793df9851f10913ec9c14654255fee327af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--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] 1340edbd654ed983116cb737adbdbbba707f312b671ef919021d459117d707b8 [INFO] running `Command { std: "docker" "start" "-a" "1340edbd654ed983116cb737adbdbbba707f312b671ef919021d459117d707b8", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0425]: cannot find value `max` in this scope [INFO] [stdout] --> src/best-time-to-buy-and-sell-stock-ii.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 29 | return max; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: a local variable with a similar name exists [INFO] [stdout] | [INFO] [stdout] 29 | return map; [INFO] [stdout] | ^^^ [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 6 | use core::cmp::max; [INFO] [stdout] | [INFO] [stdout] 6 | use std::cmp::max; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `leetcode` [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] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/regular-expression-matching.rs:101:41 [INFO] [stdout] | [INFO] [stdout] 101 | ... if n == '.' || b == n { [INFO] [stdout] | ^^^ expected struct `Box`, found `char` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found type `char` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/regular-expression-matching.rs:101:53 [INFO] [stdout] | [INFO] [stdout] 101 | ... if n == '.' || b == n { [INFO] [stdout] | ^ expected `char`, found struct `Box` [INFO] [stdout] | [INFO] [stdout] = note: expected type `char` [INFO] [stdout] found struct `Box` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1340edbd654ed983116cb737adbdbbba707f312b671ef919021d459117d707b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1340edbd654ed983116cb737adbdbbba707f312b671ef919021d459117d707b8", kill_on_drop: false }` [INFO] [stdout] 1340edbd654ed983116cb737adbdbbba707f312b671ef919021d459117d707b8