[INFO] fetching crate smallvec-stableunion 0.6.10...
[INFO] checking smallvec-stableunion-0.6.10 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate smallvec-stableunion 0.6.10 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate smallvec-stableunion 0.6.10 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smallvec-stableunion 0.6.10
[INFO] finished tweaking crates.io crate smallvec-stableunion 0.6.10
[INFO] tweaked toml for crates.io crate smallvec-stableunion 0.6.10 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4f40b2262039fde86937a2367cd5fe6803468b6241578b3a72c40f3a03c43d0
[INFO] running `Command { std: "docker" "start" "-a" "c4f40b2262039fde86937a2367cd5fe6803468b6241578b3a72c40f3a03c43d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4f40b2262039fde86937a2367cd5fe6803468b6241578b3a72c40f3a03c43d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f40b2262039fde86937a2367cd5fe6803468b6241578b3a72c40f3a03c43d0", kill_on_drop: false }`
[INFO] [stdout] c4f40b2262039fde86937a2367cd5fe6803468b6241578b3a72c40f3a03c43d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f803ab50dc3d4e3434a6edcf7ce9b975ac5c098576889ea7b1dcfe92fee6973
[INFO] running `Command { std: "docker" "start" "-a" "4f803ab50dc3d4e3434a6edcf7ce9b975ac5c098576889ea7b1dcfe92fee6973", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking smallvec-stableunion v0.6.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]     --> lib.rs:1547:9
[INFO] [stdout]      |
[INFO] [stdout] 1547 |     use std::rc::Rc;
[INFO] [stdout]      |         ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:344:54
[INFO] [stdout]     |
[INFO] [stdout] 344 |                 data: SmallVecData::from_inline(mem::uninitialized()),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:385:68
[INFO] [stdout]     |
[INFO] [stdout] 385 |                 let mut data = SmallVecData::<A>::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:589:60
[INFO] [stdout]     |
[INFO] [stdout] 589 |                 self.data = SmallVecData::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:655:60
[INFO] [stdout]     |
[INFO] [stdout] 655 |                 self.data = SmallVecData::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:979:44
[INFO] [stdout]     |
[INFO] [stdout] 979 |                     let mut data: A = mem::uninitialized();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:344:54
[INFO] [stdout]     |
[INFO] [stdout] 344 |                 data: SmallVecData::from_inline(mem::uninitialized()),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:385:68
[INFO] [stdout]     |
[INFO] [stdout] 385 |                 let mut data = SmallVecData::<A>::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:589:60
[INFO] [stdout]     |
[INFO] [stdout] 589 |                 self.data = SmallVecData::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:655:60
[INFO] [stdout]     |
[INFO] [stdout] 655 |                 self.data = SmallVecData::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:979:44
[INFO] [stdout]     |
[INFO] [stdout] 979 |                     let mut data: A = mem::uninitialized();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4f803ab50dc3d4e3434a6edcf7ce9b975ac5c098576889ea7b1dcfe92fee6973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f803ab50dc3d4e3434a6edcf7ce9b975ac5c098576889ea7b1dcfe92fee6973", kill_on_drop: false }`
[INFO] [stdout] 4f803ab50dc3d4e3434a6edcf7ce9b975ac5c098576889ea7b1dcfe92fee6973