[INFO] cloning repository https://github.com/archer884/dpg_easy_238 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/archer884/dpg_easy_238" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Fdpg_easy_238", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Fdpg_easy_238'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 88da997494bc1c791b5f3a15d034feb0fce3ee8e [INFO] checking archer884/dpg_easy_238 against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Fdpg_easy_238" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/archer884/dpg_easy_238 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/archer884/dpg_easy_238 [INFO] finished tweaking git repo https://github.com/archer884/dpg_easy_238 [INFO] tweaked toml for git repo https://github.com/archer884/dpg_easy_238 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/archer884/dpg_easy_238 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /workspace/builds/worker-7/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] dcd1444130abc168871b59c3f0ed70b201ddb3ac7b21ff2bcc8a4fb5ef3f6c9e [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" "dcd1444130abc168871b59c3f0ed70b201ddb3ac7b21ff2bcc8a4fb5ef3f6c9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcd1444130abc168871b59c3f0ed70b201ddb3ac7b21ff2bcc8a4fb5ef3f6c9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcd1444130abc168871b59c3f0ed70b201ddb3ac7b21ff2bcc8a4fb5ef3f6c9e", kill_on_drop: false }` [INFO] [stdout] dcd1444130abc168871b59c3f0ed70b201ddb3ac7b21ff2bcc8a4fb5ef3f6c9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1fa73c3baac1c95fac1682f154b1090ad6e57c0eebc07760748e66be53a5fed4 [INFO] running `Command { std: "docker" "start" "-a" "1fa73c3baac1c95fac1682f154b1090ad6e57c0eebc07760748e66be53a5fed4", kill_on_drop: false }` [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking easy_238 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:71:20 [INFO] [stdout] | [INFO] [stdout] 71 | let input: Box = match load_input() { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [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] --> src/main.rs:92:68 [INFO] [stdout] | [INFO] [stdout] 92 | fn parse_input<'a, I: Iterator + 'a>(input: I) -> Box + 'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:96:31 [INFO] [stdout] | [INFO] [stdout] 96 | fn load_input() -> Option> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:99:59 [INFO] [stdout] | [INFO] [stdout] 99 | .map(|file| Box::new(BufReader::new(file)) as Box) [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:71:20 [INFO] [stdout] | [INFO] [stdout] 71 | let input: Box = match load_input() { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [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] --> src/main.rs:92:68 [INFO] [stdout] | [INFO] [stdout] 92 | fn parse_input<'a, I: Iterator + 'a>(input: I) -> Box + 'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:96:31 [INFO] [stdout] | [INFO] [stdout] 96 | fn load_input() -> Option> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:99:59 [INFO] [stdout] | [INFO] [stdout] 99 | .map(|file| Box::new(BufReader::new(file)) as Box) [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `iter` found for struct `std::vec::IntoIter` in the current scope [INFO] [stdout] --> src/main.rs:38:28 [INFO] [stdout] | [INFO] [stdout] 38 | s.chars().sorted_by(f).iter().cloned().collect() [INFO] [stdout] | ^^^^ method not found in `std::vec::IntoIter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `iter` found for struct `std::vec::IntoIter` in the current scope [INFO] [stdout] --> src/main.rs:38:28 [INFO] [stdout] | [INFO] [stdout] 38 | s.chars().sorted_by(f).iter().cloned().collect() [INFO] [stdout] | ^^^^ method not found in `std::vec::IntoIter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `easy_238` [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" "1fa73c3baac1c95fac1682f154b1090ad6e57c0eebc07760748e66be53a5fed4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fa73c3baac1c95fac1682f154b1090ad6e57c0eebc07760748e66be53a5fed4", kill_on_drop: false }` [INFO] [stdout] 1fa73c3baac1c95fac1682f154b1090ad6e57c0eebc07760748e66be53a5fed4