[INFO] cloning repository https://github.com/steveklabnik/repro [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steveklabnik/repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Frepro", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Frepro'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8893f981a7db61de93025206dbd23d6085aa7e59 [INFO] checking steveklabnik/repro against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Frepro" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/steveklabnik/repro 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/steveklabnik/repro [INFO] finished tweaking git repo https://github.com/steveklabnik/repro [INFO] tweaked toml for git repo https://github.com/steveklabnik/repro written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/steveklabnik/repro 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] warning: /workspace/builds/worker-3-tc1/source/bar/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] warning: /workspace/builds/worker-3-tc1/source/foo/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ref_slice v1.1.1 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7de792148d40486623b6f4864961d677a9e9595965a939a15bdcbb934e29547a [INFO] running `Command { std: "docker" "start" "-a" "7de792148d40486623b6f4864961d677a9e9595965a939a15bdcbb934e29547a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7de792148d40486623b6f4864961d677a9e9595965a939a15bdcbb934e29547a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7de792148d40486623b6f4864961d677a9e9595965a939a15bdcbb934e29547a", kill_on_drop: false }` [INFO] [stdout] 7de792148d40486623b6f4864961d677a9e9595965a939a15bdcbb934e29547a [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f12f0618993e356ddabe2a8177532d64f79878fff22e1bf848049b38b92bc92 [INFO] running `Command { std: "docker" "start" "-a" "9f12f0618993e356ddabe2a8177532d64f79878fff22e1bf848049b38b92bc92", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/foo/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] warning: /opt/rustwide/workdir/bar/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] Checking ref_slice v1.1.1 [INFO] [stderr] Checking foo v0.1.0 (/opt/rustwide/workdir/foo) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> foo/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | await_macro, [INFO] [stdout] | ^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: subsumed by `.await` syntax [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> foo/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | await_macro, [INFO] [stdout] | ^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: subsumed by `.await` syntax [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> foo/src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(rust_2018_preview)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: 2018 Edition preview is no longer relevant [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> foo/src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(rust_2018_preview)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: 2018 Edition preview is no longer relevant [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | async_await, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `use_extern_macros` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use_extern_macros [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `futures_api` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | futures_api, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `pin` has been stable since 1.33.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | pin, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | async_await, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stdout] warning: the feature `use_extern_macros` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use_extern_macros [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `futures_api` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | futures_api, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `pin` has been stable since 1.33.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | pin, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `foo` (lib) due to 3 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `foo` (lib test) due to 3 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "9f12f0618993e356ddabe2a8177532d64f79878fff22e1bf848049b38b92bc92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f12f0618993e356ddabe2a8177532d64f79878fff22e1bf848049b38b92bc92", kill_on_drop: false }` [INFO] [stdout] 9f12f0618993e356ddabe2a8177532d64f79878fff22e1bf848049b38b92bc92 [INFO] checking steveklabnik/repro against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Frepro" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/steveklabnik/repro 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/steveklabnik/repro [INFO] finished tweaking git repo https://github.com/steveklabnik/repro [INFO] tweaked toml for git repo https://github.com/steveklabnik/repro written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/steveklabnik/repro 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] [stderr] warning: /workspace/builds/worker-3-tc2/source/bar/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] warning: /workspace/builds/worker-3-tc2/source/foo/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2da5619fb1f96e414abe570ec0d34e36cee21a9c135c04a330a4eacd34fe6fd8 [INFO] running `Command { std: "docker" "start" "-a" "2da5619fb1f96e414abe570ec0d34e36cee21a9c135c04a330a4eacd34fe6fd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2da5619fb1f96e414abe570ec0d34e36cee21a9c135c04a330a4eacd34fe6fd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2da5619fb1f96e414abe570ec0d34e36cee21a9c135c04a330a4eacd34fe6fd8", kill_on_drop: false }` [INFO] [stdout] 2da5619fb1f96e414abe570ec0d34e36cee21a9c135c04a330a4eacd34fe6fd8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b933313e76be2fe0d27f6363771833e7d1ca81cfe48a50e891eedb9f52cb884e [INFO] running `Command { std: "docker" "start" "-a" "b933313e76be2fe0d27f6363771833e7d1ca81cfe48a50e891eedb9f52cb884e", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "b933313e76be2fe0d27f6363771833e7d1ca81cfe48a50e891eedb9f52cb884e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b933313e76be2fe0d27f6363771833e7d1ca81cfe48a50e891eedb9f52cb884e", kill_on_drop: false }` [INFO] [stdout] b933313e76be2fe0d27f6363771833e7d1ca81cfe48a50e891eedb9f52cb884e