[INFO] fetching crate async_ach-watch 0.1.4...
[INFO] checking async_ach-watch-0.1.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate async_ach-watch 0.1.4 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate async_ach-watch 0.1.4 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async_ach-watch 0.1.4
[INFO] finished tweaking crates.io crate async_ach-watch 0.1.4
[INFO] tweaked toml for crates.io crate async_ach-watch 0.1.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages
[INFO] [stderr]       Adding atomic v0.5.3 (latest: v0.6.0)
[INFO] [stderr]       Adding bare-metal v0.2.5 (latest: v1.0.0)
[INFO] [stderr]       Adding bitfield v0.13.2 (latest: v0.14.0)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (latest: v1.0.0)
[INFO] [stderr]       Adding nb v0.1.3 (latest: v1.1.0)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async_ach-waker v0.2.1
[INFO] [stderr]   Downloaded async_ach-notify v0.1.6
[INFO] [stderr]   Downloaded xtensa-lx v0.9.0
[INFO] [stderr]   Downloaded spin_loop v0.1.1
[INFO] [stderr]   Downloaded interrupt v0.1.3
[INFO] [stderr]   Downloaded futures-test v0.3.30
[INFO] [stderr]   Downloaded mutex-trait v0.2.0
[INFO] [stderr]   Downloaded ach-linked v0.2.2
[INFO] [stderr]   Downloaded ach-util v0.1.16
[INFO] [stderr]   Downloaded time-clock v0.1.0
[INFO] [stderr]   Downloaded embedded-hal v0.2.7
[INFO] [stderr]   Downloaded ach-option v0.1.0
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded ach-once v0.1.5
[INFO] [stderr]   Downloaded clock_source v0.2.4
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded tick_clock v0.1.2
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded msp430 v0.4.1
[INFO] [stderr]   Downloaded ach-lazy v0.1.2
[INFO] [stderr]   Downloaded async_ach-cell v0.1.2
[INFO] [stderr]   Downloaded nb v1.1.0
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded volatile-register v0.2.2
[INFO] [stderr]   Downloaded cortex-m v0.7.7
[INFO] [stderr]   Downloaded embedded-hal v1.0.0
[INFO] [stderr]   Downloaded riscv v0.11.1
[INFO] [stderr]   Downloaded ach-array v0.1.8
[INFO] [stderr]   Downloaded ach-cell v0.1.17
[INFO] [stderr]   Downloaded async-tick v0.1.8
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d86ae379b031a50baa828193b48ab6d9e68800fad0e5f574c37a1af638785ccd
[INFO] running `Command { std: "docker" "start" "-a" "d86ae379b031a50baa828193b48ab6d9e68800fad0e5f574c37a1af638785ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d86ae379b031a50baa828193b48ab6d9e68800fad0e5f574c37a1af638785ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d86ae379b031a50baa828193b48ab6d9e68800fad0e5f574c37a1af638785ccd", kill_on_drop: false }`
[INFO] [stdout] d86ae379b031a50baa828193b48ab6d9e68800fad0e5f574c37a1af638785ccd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c033a407f68c693049ebdab35a7464d9e93d0ac080ee48bd48433ddda913682
[INFO] running `Command { std: "docker" "start" "-a" "8c033a407f68c693049ebdab35a7464d9e93d0ac080ee48bd48433ddda913682", kill_on_drop: false }`
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking spin_loop v0.1.1
[INFO] [stderr]     Checking atomic v0.5.3
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling atomic-polyfill v1.0.3
[INFO] [stderr]     Checking time-clock v0.1.0
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking interrupt v0.1.3
[INFO] [stderr]     Checking clock_source v0.2.4
[INFO] [stderr]     Checking tick_clock v0.1.2
[INFO] [stderr]     Checking ach-util v0.1.16
[INFO] [stderr]     Checking ach-cell v0.1.17
[INFO] [stderr]     Checking ach-option v0.1.0
[INFO] [stderr]     Checking ach-once v0.1.5
[INFO] [stderr]     Checking ach-lazy v0.1.2
[INFO] [stderr]     Checking ach-linked v0.2.2
[INFO] [stderr]     Checking ach-array v0.1.8
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking async_ach-waker v0.2.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking async_ach-notify v0.1.6
[INFO] [stderr]     Checking async-tick v0.1.8
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking async_ach-cell v0.1.2
[INFO] [stderr]     Checking async_ach-watch v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking futures-test v0.3.30
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "8c033a407f68c693049ebdab35a7464d9e93d0ac080ee48bd48433ddda913682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c033a407f68c693049ebdab35a7464d9e93d0ac080ee48bd48433ddda913682", kill_on_drop: false }`
[INFO] [stdout] 8c033a407f68c693049ebdab35a7464d9e93d0ac080ee48bd48433ddda913682
[INFO] checking async_ach-watch-0.1.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate async_ach-watch 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate async_ach-watch 0.1.4 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async_ach-watch 0.1.4
[INFO] finished tweaking crates.io crate async_ach-watch 0.1.4
[INFO] tweaked toml for crates.io crate async_ach-watch 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 902d3fd00f4104b13b2020312ae232737a4fa1d2ebe7a60113288888b346fbf5
[INFO] running `Command { std: "docker" "start" "-a" "902d3fd00f4104b13b2020312ae232737a4fa1d2ebe7a60113288888b346fbf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "902d3fd00f4104b13b2020312ae232737a4fa1d2ebe7a60113288888b346fbf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902d3fd00f4104b13b2020312ae232737a4fa1d2ebe7a60113288888b346fbf5", kill_on_drop: false }`
[INFO] [stdout] 902d3fd00f4104b13b2020312ae232737a4fa1d2ebe7a60113288888b346fbf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 728fcbba0c130a280c84a1d0e77a420a1c35c26a17d1ab439561a462902bd157
[INFO] running `Command { std: "docker" "start" "-a" "728fcbba0c130a280c84a1d0e77a420a1c35c26a17d1ab439561a462902bd157", kill_on_drop: false }`
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking spin_loop v0.1.1
[INFO] [stderr]     Checking atomic v0.5.3
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking time-clock v0.1.0
[INFO] [stderr]    Compiling atomic-polyfill v1.0.3
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking interrupt v0.1.3
[INFO] [stderr]     Checking clock_source v0.2.4
[INFO] [stderr]     Checking tick_clock v0.1.2
[INFO] [stderr]     Checking ach-util v0.1.16
[INFO] [stderr]     Checking ach-cell v0.1.17
[INFO] [stderr]     Checking ach-option v0.1.0
[INFO] [stderr]     Checking ach-once v0.1.5
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking ach-lazy v0.1.2
[INFO] [stderr]     Checking ach-array v0.1.8
[INFO] [stderr]     Checking ach-linked v0.2.2
[INFO] [stderr]     Checking async_ach-waker v0.2.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking async_ach-notify v0.1.6
[INFO] [stderr]     Checking async-tick v0.1.8
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking async_ach-cell v0.1.2
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/async-tick-0.1.8/src/lib.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 71 |         .spawn(move || loop {
[INFO] [stdout]    |          ----- ^^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `_: Send`
[INFO] [stdout] note: required by a bound in `Builder::spawn`
[INFO] [stdout]   --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:381:5
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]    |
[INFO] [stdout] 71 ~         .spawn(move || -> /* Type */ { loop {
[INFO] [stdout] 72 |             let now = Instant::now();
[INFO] [stdout]  ...
[INFO] [stdout] 75 |             thread::sleep(interval);
[INFO] [stdout] 76 ~         } })
[INFO] [stdout]    |
[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 E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-tick` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "728fcbba0c130a280c84a1d0e77a420a1c35c26a17d1ab439561a462902bd157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728fcbba0c130a280c84a1d0e77a420a1c35c26a17d1ab439561a462902bd157", kill_on_drop: false }`
[INFO] [stdout] 728fcbba0c130a280c84a1d0e77a420a1c35c26a17d1ab439561a462902bd157