[INFO] fetching crate elaine 1.2.0...
[INFO] checking elaine-1.2.0 against master#8f359beca4e58bc3ae795a666301a8f47023044c for pr-121557
[INFO] extracting crate elaine 1.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate elaine 1.2.0 on toolchain 8f359beca4e58bc3ae795a666301a8f47023044c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elaine 1.2.0
[INFO] finished tweaking crates.io crate elaine 1.2.0
[INFO] tweaked toml for crates.io crate elaine 1.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate elaine 1.2.0 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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio v0.6.19
[INFO] [stderr]   Downloaded memoffset v0.5.2
[INFO] [stderr]   Downloaded async-macros v1.0.0
[INFO] [stderr]   Downloaded async-task v1.0.0
[INFO] [stderr]   Downloaded kv-log-macro v1.0.4
[INFO] [stderr]   Downloaded async-std v1.0.1
[INFO] [stderr]   Downloaded num_cpus v1.11.0
[INFO] [stderr]   Downloaded futures-timer v1.0.3
[INFO] [stderr]   Downloaded once_cell v1.2.0
[INFO] [stderr]   Downloaded pin-project-lite v0.1.0
[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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a51293afb8f300f423fbe11f36c3d7314dbdb7f83c19b43ae32fed2a59f67102
[INFO] running `Command { std: "docker" "start" "-a" "a51293afb8f300f423fbe11f36c3d7314dbdb7f83c19b43ae32fed2a59f67102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a51293afb8f300f423fbe11f36c3d7314dbdb7f83c19b43ae32fed2a59f67102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51293afb8f300f423fbe11f36c3d7314dbdb7f83c19b43ae32fed2a59f67102", kill_on_drop: false }`
[INFO] [stdout] a51293afb8f300f423fbe11f36c3d7314dbdb7f83c19b43ae32fed2a59f67102
[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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a4f806f3eff42b6906036b2e6620efc9d4d5650a717a2b9473fcb19d66f2db0
[INFO] running `Command { std: "docker" "start" "-a" "8a4f806f3eff42b6906036b2e6620efc9d4d5650a717a2b9473fcb19d66f2db0", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking num_cpus v1.11.0
[INFO] [stderr]     Checking pin-project-lite v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking once_cell v1.2.0
[INFO] [stderr]     Checking async-macros v1.0.0
[INFO] [stderr]     Checking futures-timer v1.0.3
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking async-task v1.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking async-std v1.0.1
[INFO] [stderr]     Checking elaine v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Unpin` is imported redundantly
[INFO] [stdout]  --> src/recognize.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::marker::Unpin;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/8f359beca4e58bc3ae795a666301a8f47023044c/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Unpin` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Unpin` is imported redundantly
[INFO] [stdout]  --> src/recognize.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::marker::Unpin;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/8f359beca4e58bc3ae795a666301a8f47023044c/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Unpin` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `Command { std: "docker" "inspect" "8a4f806f3eff42b6906036b2e6620efc9d4d5650a717a2b9473fcb19d66f2db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a4f806f3eff42b6906036b2e6620efc9d4d5650a717a2b9473fcb19d66f2db0", kill_on_drop: false }`
[INFO] [stdout] 8a4f806f3eff42b6906036b2e6620efc9d4d5650a717a2b9473fcb19d66f2db0
[INFO] checking elaine-1.2.0 against try#80d5fe37e16a0befb4128414cb6a11d544788c0a for pr-121557
[INFO] extracting crate elaine 1.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate elaine 1.2.0 on toolchain 80d5fe37e16a0befb4128414cb6a11d544788c0a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elaine 1.2.0
[INFO] finished tweaking crates.io crate elaine 1.2.0
[INFO] tweaked toml for crates.io crate elaine 1.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate elaine 1.2.0 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" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7ceb2dbdb2118b58b382bec63e3621da931671610bd6d0854e6671bfda8d825
[INFO] running `Command { std: "docker" "start" "-a" "f7ceb2dbdb2118b58b382bec63e3621da931671610bd6d0854e6671bfda8d825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7ceb2dbdb2118b58b382bec63e3621da931671610bd6d0854e6671bfda8d825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ceb2dbdb2118b58b382bec63e3621da931671610bd6d0854e6671bfda8d825", kill_on_drop: false }`
[INFO] [stdout] f7ceb2dbdb2118b58b382bec63e3621da931671610bd6d0854e6671bfda8d825
[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" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8236156bc2985580ff87bf762f365b783b37a5289ecebd1214542828cec14c9e
[INFO] running `Command { std: "docker" "start" "-a" "8236156bc2985580ff87bf762f365b783b37a5289ecebd1214542828cec14c9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking num_cpus v1.11.0
[INFO] [stderr]     Checking futures-timer v1.0.3
[INFO] [stderr]     Checking async-macros v1.0.0
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]     Checking async-task v1.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking pin-project-lite v0.1.0
[INFO] [stderr]     Checking once_cell v1.2.0
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/async-task-1.0.0/src/raw.rs:123:26
[INFO] [stdout]     |
[INFO] [stdout] 123 |                    vtable: &TaskVTable {
[INFO] [stdout]     |  __________________________-^
[INFO] [stdout]     | | _________________________|
[INFO] [stdout]     | ||
[INFO] [stdout] 124 | ||                     raw_waker: RawWakerVTable::new(
[INFO] [stdout] 125 | ||                         Self::clone_waker,
[INFO] [stdout] 126 | ||                         Self::wake,
[INFO] [stdout] ...   ||
[INFO] [stdout] 135 | ||                     run: Self::run,
[INFO] [stdout] 136 | ||                 },
[INFO] [stdout]     | ||                 ^
[INFO] [stdout]     | ||_________________|
[INFO] [stdout]     |  |_________________creates a temporary value which is freed while still in use
[INFO] [stdout]     |                    this usage requires that borrow lasts for `'static`
[INFO] [stdout] 137 |                });
[INFO] [stdout]     |                  - temporary value is freed at the end of this statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-task` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8236156bc2985580ff87bf762f365b783b37a5289ecebd1214542828cec14c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8236156bc2985580ff87bf762f365b783b37a5289ecebd1214542828cec14c9e", kill_on_drop: false }`
[INFO] [stdout] 8236156bc2985580ff87bf762f365b783b37a5289ecebd1214542828cec14c9e