[INFO] fetching crate auto_unwrap 1.1.0...
[INFO] checking auto_unwrap-1.1.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate auto_unwrap 1.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate auto_unwrap 1.1.0 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 crates.io crate auto_unwrap 1.1.0
[INFO] finished tweaking crates.io crate auto_unwrap 1.1.0
[INFO] tweaked toml for crates.io crate auto_unwrap 1.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.57)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7e39ef9239e93c41a5cccf0f489793796ed2fddc3c3453bdd2b7e6a013a84ecf
[INFO] running `Command { std: "docker" "start" "-a" "7e39ef9239e93c41a5cccf0f489793796ed2fddc3c3453bdd2b7e6a013a84ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e39ef9239e93c41a5cccf0f489793796ed2fddc3c3453bdd2b7e6a013a84ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e39ef9239e93c41a5cccf0f489793796ed2fddc3c3453bdd2b7e6a013a84ecf", kill_on_drop: false }`
[INFO] [stdout] 7e39ef9239e93c41a5cccf0f489793796ed2fddc3c3453bdd2b7e6a013a84ecf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2a8a62eee5a38b51bcb7859f9e8b882530b7d6e3d4b4658b8ad58508b1f26c15
[INFO] running `Command { std: "docker" "start" "-a" "2a8a62eee5a38b51bcb7859f9e8b882530b7d6e3d4b4658b8ad58508b1f26c15", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking auto_unwrap v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::default::default`
[INFO] [stdout]   --> src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | use std::default::default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ no `default` in `default`
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 55 | use std::default::Default;
[INFO] [stdout]    |                   ~~~~~~~
[INFO] [stdout] help: consider importing this module instead
[INFO] [stdout]    |
[INFO] [stdout] 55 | use core::default;
[INFO] [stdout]    |     ~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::default::default`
[INFO] [stdout]   --> src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | use std::default::default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ no `default` in `default`
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 55 | use std::default::Default;
[INFO] [stdout]    |                   ~~~~~~~
[INFO] [stdout] help: consider importing this module instead
[INFO] [stdout]    |
[INFO] [stdout] 55 | use core::default;
[INFO] [stdout]    |     ~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `default_free_fn`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(default_free_fn)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `default_free_fn`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(default_free_fn)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `auto_unwrap` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `auto_unwrap` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "2a8a62eee5a38b51bcb7859f9e8b882530b7d6e3d4b4658b8ad58508b1f26c15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a8a62eee5a38b51bcb7859f9e8b882530b7d6e3d4b4658b8ad58508b1f26c15", kill_on_drop: false }`
[INFO] [stdout] 2a8a62eee5a38b51bcb7859f9e8b882530b7d6e3d4b4658b8ad58508b1f26c15
[INFO] checking auto_unwrap-1.1.0 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3
[INFO] extracting crate auto_unwrap 1.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate auto_unwrap 1.1.0 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 crates.io crate auto_unwrap 1.1.0
[INFO] finished tweaking crates.io crate auto_unwrap 1.1.0
[INFO] tweaked toml for crates.io crate auto_unwrap 1.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 80c58c279c702d1d0f7ad2f5ef636ca23c3c8d69c06b236a8f80ba78ead6c720
[INFO] running `Command { std: "docker" "start" "-a" "80c58c279c702d1d0f7ad2f5ef636ca23c3c8d69c06b236a8f80ba78ead6c720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80c58c279c702d1d0f7ad2f5ef636ca23c3c8d69c06b236a8f80ba78ead6c720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c58c279c702d1d0f7ad2f5ef636ca23c3c8d69c06b236a8f80ba78ead6c720", kill_on_drop: false }`
[INFO] [stdout] 80c58c279c702d1d0f7ad2f5ef636ca23c3c8d69c06b236a8f80ba78ead6c720
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 69fa47c87619e09f3e2dc6beb5c87a44794f6db1b70a8b347048c60f376d46f2
[INFO] running `Command { std: "docker" "start" "-a" "69fa47c87619e09f3e2dc6beb5c87a44794f6db1b70a8b347048c60f376d46f2", 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" "69fa47c87619e09f3e2dc6beb5c87a44794f6db1b70a8b347048c60f376d46f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69fa47c87619e09f3e2dc6beb5c87a44794f6db1b70a8b347048c60f376d46f2", kill_on_drop: false }`
[INFO] [stdout] 69fa47c87619e09f3e2dc6beb5c87a44794f6db1b70a8b347048c60f376d46f2