[INFO] fetching crate output_iter 0.1.0... [INFO] testing output_iter-0.1.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1 [INFO] extracting crate output_iter 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate output_iter 0.1.0 [INFO] finished tweaking crates.io crate output_iter 0.1.0 [INFO] tweaked toml for crates.io crate output_iter 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate output_iter 0.1.0 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 887be4bf350030b1c9b0c6459e17a0ec9f2ff81c3cadf780a70cc23077b29204 [INFO] running `Command { std: "docker" "start" "-a" "887be4bf350030b1c9b0c6459e17a0ec9f2ff81c3cadf780a70cc23077b29204", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "887be4bf350030b1c9b0c6459e17a0ec9f2ff81c3cadf780a70cc23077b29204", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "887be4bf350030b1c9b0c6459e17a0ec9f2ff81c3cadf780a70cc23077b29204", kill_on_drop: false }` [INFO] [stdout] 887be4bf350030b1c9b0c6459e17a0ec9f2ff81c3cadf780a70cc23077b29204 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f7bbf2f93aeaad87addc00b331a73f1bea4e63da3747503540c6e7202e36e86 [INFO] running `Command { std: "docker" "start" "-a" "7f7bbf2f93aeaad87addc00b331a73f1bea4e63da3747503540c6e7202e36e86", kill_on_drop: false }` [INFO] [stderr] Compiling output_iter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traits/output_iterator.rs:30:29 [INFO] [stdout] | [INFO] [stdout] 30 | fn into_iter(self, buf: &mut Self::Output) -> IntoIter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 30 | fn into_iter(self, buf: &mut Self::Output) -> IntoIter<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traits/output_iterator.rs:36:36 [INFO] [stdout] | [INFO] [stdout] 36 | fn into_iter_option(self, buf: &mut Option) -> IntoIterOption { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 36 | fn into_iter_option(self, buf: &mut Option) -> IntoIterOption<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetazV5uvs/full.rmeta`: No space left on device (os error 28) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `output_iter` (lib) due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7f7bbf2f93aeaad87addc00b331a73f1bea4e63da3747503540c6e7202e36e86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f7bbf2f93aeaad87addc00b331a73f1bea4e63da3747503540c6e7202e36e86", kill_on_drop: false }` [INFO] [stdout] 7f7bbf2f93aeaad87addc00b331a73f1bea4e63da3747503540c6e7202e36e86