[INFO] fetching crate text-transliterate 2.0.0...
[INFO] checking text-transliterate-2.0.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate text-transliterate 2.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate text-transliterate 2.0.0 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 text-transliterate 2.0.0
[INFO] finished tweaking crates.io crate text-transliterate 2.0.0
[INFO] tweaked toml for crates.io crate text-transliterate 2.0.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3b415b402c7dc08d91be23eac2ec917fa44aecb20997c3241a0496b2750e3e1b
[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" "3b415b402c7dc08d91be23eac2ec917fa44aecb20997c3241a0496b2750e3e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b415b402c7dc08d91be23eac2ec917fa44aecb20997c3241a0496b2750e3e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b415b402c7dc08d91be23eac2ec917fa44aecb20997c3241a0496b2750e3e1b", kill_on_drop: false }`
[INFO] [stdout] 3b415b402c7dc08d91be23eac2ec917fa44aecb20997c3241a0496b2750e3e1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f244ca9fa74c6699fb94fbc5f870215a0696c72cdb402adcb1d0ddffebbb6cd9
[INFO] running `Command { std: "docker" "start" "-a" "f244ca9fa74c6699fb94fbc5f870215a0696c72cdb402adcb1d0ddffebbb6cd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-process v1.1.0
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking text-transliterate v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `async_std::sync::channel`, `async_std::sync::Receiver`, `async_std::sync::Sender`
[INFO] [stdout]  --> src/transliterate_off_thread.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use async_std::sync::{channel as async_channel, Receiver as AsyncReceiver, Sender as AsyncSender};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^ no `Sender` in `sync`
[INFO] [stdout]   |                       |                         |
[INFO] [stdout]   |                       |                         no `Receiver` in `sync`
[INFO] [stdout]   |                       no `channel` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `async_std::sync::channel`, `async_std::sync::Receiver`, `async_std::sync::Sender`
[INFO] [stdout]  --> src/transliterate_off_thread.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use async_std::sync::{channel as async_channel, Receiver as AsyncReceiver, Sender as AsyncSender};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^ no `Sender` in `sync`
[INFO] [stdout]   |                       |                         |
[INFO] [stdout]   |                       |                         no `Receiver` in `sync`
[INFO] [stdout]   |                       no `channel` in `sync`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `text-transliterate` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f244ca9fa74c6699fb94fbc5f870215a0696c72cdb402adcb1d0ddffebbb6cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f244ca9fa74c6699fb94fbc5f870215a0696c72cdb402adcb1d0ddffebbb6cd9", kill_on_drop: false }`
[INFO] [stdout] f244ca9fa74c6699fb94fbc5f870215a0696c72cdb402adcb1d0ddffebbb6cd9