Oct 12 12:01:48.690 INFO checking toidiu/talk_rust_2093 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 12:01:48.693 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 12 12:01:49.180 INFO blam! 6e742c19db2bd2e86a6b9cba4a138514a7e023c7480f62719277de9d6681206f
Oct 12 12:01:49.196 INFO running `"docker" "start" "-a" "6e742c19db2bd2e86a6b9cba4a138514a7e023c7480f62719277de9d6681206f"`
Oct 12 12:01:50.263 INFO kablam! usermod: no changes
Oct 12 12:01:50.296 INFO kablam!     Checking infer v0.1.0 (/source/lib/infer)
Oct 12 12:01:50.299 INFO kablam!     Checking explicit v0.1.0 (/source/lib/explicit)
Oct 12 12:01:50.465 INFO kablam! warning: struct is never constructed: `Foo`
Oct 12 12:01:50.465 INFO kablam!  --> lib/explicit/src/lib.rs:2:1
Oct 12 12:01:50.465 INFO kablam!   |
Oct 12 12:01:50.465 INFO kablam! 2 | / struct Foo<'a, T>
Oct 12 12:01:50.465 INFO kablam! 3 | | where
Oct 12 12:01:50.465 INFO kablam! 4 | |     T: 'a,
Oct 12 12:01:50.465 INFO kablam! 5 | | {
Oct 12 12:01:50.465 INFO kablam! 6 | |     bar: &'a T,
Oct 12 12:01:50.465 INFO kablam! 7 | | }
Oct 12 12:01:50.465 INFO kablam!   | |_^
Oct 12 12:01:50.465 INFO kablam!   |
Oct 12 12:01:50.465 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 12:01:50.465 INFO kablam! 
Oct 12 12:01:50.501 INFO kablam! warning: struct is never constructed: `Foo`
Oct 12 12:01:50.501 INFO kablam!  --> lib/infer/src/lib.rs:3:1
Oct 12 12:01:50.501 INFO kablam!   |
Oct 12 12:01:50.501 INFO kablam! 3 | struct Foo<'a, T> {
Oct 12 12:01:50.501 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Oct 12 12:01:50.502 INFO kablam!   |
Oct 12 12:01:50.502 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 12:01:50.502 INFO kablam! 
Oct 12 12:01:50.502 INFO kablam! warning: the feature `infer_outlives_requirements` has been stable since 1.30.0 and no longer requires an attribute to enable
Oct 12 12:01:50.502 INFO kablam!  --> lib/infer/src/lib.rs:1:12
Oct 12 12:01:50.502 INFO kablam!   |
Oct 12 12:01:50.502 INFO kablam! 1 | #![feature(infer_outlives_requirements)]
Oct 12 12:01:50.502 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:01:50.502 INFO kablam!   |
Oct 12 12:01:50.502 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 12:01:50.502 INFO kablam! 
Oct 12 12:01:50.548 INFO kablam!     Checking present v0.1.0 (/source/bin/present)
Oct 12 12:01:50.868 INFO kablam! warning: struct is never constructed: `Foo`
Oct 12 12:01:50.868 INFO kablam!  --> lib/explicit/src/lib.rs:2:1
Oct 12 12:01:50.868 INFO kablam!   |
Oct 12 12:01:50.868 INFO kablam! 2 | / struct Foo<'a, T>
Oct 12 12:01:50.868 INFO kablam! 3 | | where
Oct 12 12:01:50.868 INFO kablam! 4 | |     T: 'a,
Oct 12 12:01:50.868 INFO kablam! 5 | | {
Oct 12 12:01:50.868 INFO kablam! 6 | |     bar: &'a T,
Oct 12 12:01:50.868 INFO kablam! 7 | | }
Oct 12 12:01:50.868 INFO kablam!   | |_^
Oct 12 12:01:50.868 INFO kablam!   |
Oct 12 12:01:50.868 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 12:01:50.868 INFO kablam! 
Oct 12 12:01:50.872 INFO kablam! warning: struct is never constructed: `Foo`
Oct 12 12:01:50.872 INFO kablam!  --> lib/infer/src/lib.rs:3:1
Oct 12 12:01:50.872 INFO kablam!   |
Oct 12 12:01:50.872 INFO kablam! 3 | struct Foo<'a, T> {
Oct 12 12:01:50.872 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Oct 12 12:01:50.872 INFO kablam!   |
Oct 12 12:01:50.872 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 12:01:50.872 INFO kablam! 
Oct 12 12:01:50.872 INFO kablam! warning: the feature `infer_outlives_requirements` has been stable since 1.30.0 and no longer requires an attribute to enable
Oct 12 12:01:50.872 INFO kablam!  --> lib/infer/src/lib.rs:1:12
Oct 12 12:01:50.872 INFO kablam!   |
Oct 12 12:01:50.872 INFO kablam! 1 | #![feature(infer_outlives_requirements)]
Oct 12 12:01:50.872 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:01:50.872 INFO kablam!   |
Oct 12 12:01:50.872 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 12:01:50.872 INFO kablam! 
Oct 12 12:01:51.057 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Oct 12 12:01:51.059 INFO kablam! su: No module specific data is present
Oct 12 12:01:51.828 INFO running `"docker" "rm" "-f" "6e742c19db2bd2e86a6b9cba4a138514a7e023c7480f62719277de9d6681206f"`
Oct 12 12:01:52.157 INFO blam! 6e742c19db2bd2e86a6b9cba4a138514a7e023c7480f62719277de9d6681206f