[INFO] fetching crate restor 2.0.2...
[INFO] checking restor-2.0.2 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate restor 2.0.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate restor 2.0.2 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate restor 2.0.2
[INFO] finished tweaking crates.io crate restor 2.0.2
[INFO] tweaked toml for crates.io crate restor 2.0.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ebbe5d8151445e59910f42230f0b33900648acbe25ac87cd0b2bb1c76916499
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6ebbe5d8151445e59910f42230f0b33900648acbe25ac87cd0b2bb1c76916499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ebbe5d8151445e59910f42230f0b33900648acbe25ac87cd0b2bb1c76916499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ebbe5d8151445e59910f42230f0b33900648acbe25ac87cd0b2bb1c76916499", kill_on_drop: false }`
[INFO] [stdout] 6ebbe5d8151445e59910f42230f0b33900648acbe25ac87cd0b2bb1c76916499
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4def6d3a20e5a8d164c57f898c414ca4b1b13a9da069bc6ee5e114295e80882
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e4def6d3a20e5a8d164c57f898c414ca4b1b13a9da069bc6ee5e114295e80882", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking restor v2.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/macros.rs:84:57
[INFO] [stdout]     |
[INFO] [stdout] 84  |                   $crate::black_box::Borrowed<'a, $unit>: $crate::black_box::Waitable,
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type for struct `lock_api::mutex::MappedMutexGuard<'_, RawMutex, (dyn Any + 'static)>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/black_box/unit.rs:70:1
[INFO] [stdout]     |
[INFO] [stdout] 70  |   pub trait Waitable {}
[INFO] [stdout]     |   ------------------ required by this bound in `Waitable`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/concurrent_black_box/newtype.rs:123:1
[INFO] [stdout]     |
[INFO] [stdout] 123 | / impl_unit!(
[INFO] [stdout] 124 | |     MutexStorage,
[INFO] [stdout] 125 | |     (dyn Any + Send),
[INFO] [stdout] 126 | |     (Send + Any),
[INFO] [stdout] ...   |
[INFO] [stdout] 138 | |     add_waiting
[INFO] [stdout] 139 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `lock_api::mutex::MappedMutexGuard<'_, RawMutex, (dyn Any + 'static)>: Waitable`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/macros.rs:84:57
[INFO] [stdout]     |
[INFO] [stdout] 84  |                   $crate::black_box::Borrowed<'a, $unit>: $crate::black_box::Waitable,
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type for struct `lock_api::mutex::MappedMutexGuard<'_, RawMutex, (dyn Any + 'static)>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/black_box/unit.rs:70:1
[INFO] [stdout]     |
[INFO] [stdout] 70  |   pub trait Waitable {}
[INFO] [stdout]     |   ------------------ required by this bound in `Waitable`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/concurrent_black_box/newtype.rs:123:1
[INFO] [stdout]     |
[INFO] [stdout] 123 | / impl_unit!(
[INFO] [stdout] 124 | |     MutexStorage,
[INFO] [stdout] 125 | |     (dyn Any + Send),
[INFO] [stdout] 126 | |     (Send + Any),
[INFO] [stdout] ...   |
[INFO] [stdout] 138 | |     add_waiting
[INFO] [stdout] 139 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `lock_api::mutex::MappedMutexGuard<'_, RawMutex, (dyn Any + 'static)>: Waitable`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `restor`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e4def6d3a20e5a8d164c57f898c414ca4b1b13a9da069bc6ee5e114295e80882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4def6d3a20e5a8d164c57f898c414ca4b1b13a9da069bc6ee5e114295e80882", kill_on_drop: false }`
[INFO] [stdout] e4def6d3a20e5a8d164c57f898c414ca4b1b13a9da069bc6ee5e114295e80882