[INFO] cloning repository https://github.com/aryaramadika/pba-qualifier [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aryaramadika/pba-qualifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faryaramadika%2Fpba-qualifier", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faryaramadika%2Fpba-qualifier'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ee0be9446a0fabd1cc537f7f58991bb6b76ba855 [INFO] checking aryaramadika/pba-qualifier against try#9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 for pr-149518 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faryaramadika%2Fpba-qualifier" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/aryaramadika/pba-qualifier [INFO] finished tweaking git repo https://github.com/aryaramadika/pba-qualifier [INFO] tweaked toml for git repo https://github.com/aryaramadika/pba-qualifier written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/aryaramadika/pba-qualifier on toolchain 9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/aryaramadika/pba-qualifier 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" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking aryaramadika/pba-qualifier against try#9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 for pr-149518 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faryaramadika%2Fpba-qualifier" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/aryaramadika/pba-qualifier [INFO] finished tweaking git repo https://github.com/aryaramadika/pba-qualifier [INFO] tweaked toml for git repo https://github.com/aryaramadika/pba-qualifier written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/aryaramadika/pba-qualifier on toolchain 9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/aryaramadika/pba-qualifier 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" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 325108aea83fd34846c934928d55501a375f21f58eb1129aa2ff2c1b12a39e30 [INFO] running `Command { std: "docker" "start" "-a" "325108aea83fd34846c934928d55501a375f21f58eb1129aa2ff2c1b12a39e30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "325108aea83fd34846c934928d55501a375f21f58eb1129aa2ff2c1b12a39e30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "325108aea83fd34846c934928d55501a375f21f58eb1129aa2ff2c1b12a39e30", kill_on_drop: false }` [INFO] [stdout] 325108aea83fd34846c934928d55501a375f21f58eb1129aa2ff2c1b12a39e30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b18ebd7496c54a470b1a23be5017e1466c5f3f2f25afe368fe3b730de339109a [INFO] running `Command { std: "docker" "start" "-a" "b18ebd7496c54a470b1a23be5017e1466c5f3f2f25afe368fe3b730de339109a", kill_on_drop: false }` [INFO] [stderr] Checking pba-qualifier-exam v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/f_iterators.rs:15:6 [INFO] [stdout] | [INFO] [stdout] 15 | let sum = iters.sum(); [INFO] [stdout] | ^^^ --- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Sum` [INFO] [stdout] = help: the following types implement trait `Sum`: [INFO] [stdout] `Duration` implements `Sum<&'a Duration>` [INFO] [stdout] `Duration` implements `Sum` [INFO] [stdout] `Option` implements `Sum>` [INFO] [stdout] `Result` implements `Sum>` [INFO] [stdout] `Saturating` implements `Sum<&'a Saturating>` [INFO] [stdout] `Saturating` implements `Sum` [INFO] [stdout] `Saturating` implements `Sum<&'a Saturating>` [INFO] [stdout] `Saturating` implements `Sum` [INFO] [stdout] and 88 others [INFO] [stdout] note: required by a bound in `std::iter::Iterator::sum` [INFO] [stdout] --> /rustc/9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840/library/core/src/iter/traits/iterator.rs:3576:4 [INFO] [stdout] help: consider giving `sum` an explicit type [INFO] [stdout] | [INFO] [stdout] 15 | let sum: /* Type */ = iters.sum(); [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/f_iterators.rs:15:6 [INFO] [stdout] | [INFO] [stdout] 15 | let sum = iters.sum(); [INFO] [stdout] | ^^^ --- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Sum` [INFO] [stdout] = help: the following types implement trait `Sum`: [INFO] [stdout] `Duration` implements `Sum<&'a Duration>` [INFO] [stdout] `Duration` implements `Sum` [INFO] [stdout] `Option` implements `Sum>` [INFO] [stdout] `Result` implements `Sum>` [INFO] [stdout] `Saturating` implements `Sum<&'a Saturating>` [INFO] [stdout] `Saturating` implements `Sum` [INFO] [stdout] `Saturating` implements `Sum<&'a Saturating>` [INFO] [stdout] `Saturating` implements `Sum` [INFO] [stdout] and 88 others [INFO] [stdout] note: required by a bound in `std::iter::Iterator::sum` [INFO] [stdout] --> /rustc/9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840/library/core/src/iter/traits/iterator.rs:3576:4 [INFO] [stdout] help: consider giving `sum` an explicit type [INFO] [stdout] | [INFO] [stdout] 15 | let sum: /* Type */ = iters.sum(); [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pba-qualifier-exam` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pba-qualifier-exam` (lib test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "b18ebd7496c54a470b1a23be5017e1466c5f3f2f25afe368fe3b730de339109a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b18ebd7496c54a470b1a23be5017e1466c5f3f2f25afe368fe3b730de339109a", kill_on_drop: false }` [INFO] [stdout] b18ebd7496c54a470b1a23be5017e1466c5f3f2f25afe368fe3b730de339109a