[INFO] fetching crate async-anyhow-logger 0.1.0...
[INFO] checking async-anyhow-logger-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate async-anyhow-logger 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate async-anyhow-logger 0.1.0 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-anyhow-logger 0.1.0
[INFO] finished tweaking crates.io crate async-anyhow-logger 0.1.0
[INFO] tweaked toml for crates.io crate async-anyhow-logger 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate async-anyhow-logger 0.1.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread_local v1.1.3
[INFO] [stderr]   Downloaded tokio-macros v1.1.0
[INFO] [stderr]   Downloaded bytes v1.0.1
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded pin-project-lite v0.2.4
[INFO] [stderr]   Downloaded futures v0.3.12
[INFO] [stderr]   Downloaded anyhow v1.0.38
[INFO] [stderr]   Downloaded futures-util v0.3.12
[INFO] [stderr]   Downloaded tokio v1.2.0
[INFO] [stderr]   Downloaded futures-executor v0.3.12
[INFO] [stderr]   Downloaded futures-channel v0.3.12
[INFO] [stderr]   Downloaded futures-core v0.3.12
[INFO] [stderr]   Downloaded futures-io v0.3.12
[INFO] [stderr]   Downloaded futures-macro v0.3.12
[INFO] [stderr]   Downloaded futures-sink v0.3.12
[INFO] [stderr]   Downloaded futures-task v0.3.12
[INFO] [stderr]   Downloaded mio v0.7.8
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d578b21414097e0130149ec3bf6b3fde837031cd955dbe3bdc5b7cdb492f728c
[INFO] running `Command { std: "docker" "start" "-a" "d578b21414097e0130149ec3bf6b3fde837031cd955dbe3bdc5b7cdb492f728c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d578b21414097e0130149ec3bf6b3fde837031cd955dbe3bdc5b7cdb492f728c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d578b21414097e0130149ec3bf6b3fde837031cd955dbe3bdc5b7cdb492f728c", kill_on_drop: false }`
[INFO] [stdout] d578b21414097e0130149ec3bf6b3fde837031cd955dbe3bdc5b7cdb492f728c
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44a14dbb1ff7e525349ada260631abc95d77062b71d24309674af85fa8da462f
[INFO] running `Command { std: "docker" "start" "-a" "44a14dbb1ff7e525349ada260631abc95d77062b71d24309674af85fa8da462f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.8
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking async-anyhow-logger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.69s
[INFO] running `Command { std: "docker" "inspect" "44a14dbb1ff7e525349ada260631abc95d77062b71d24309674af85fa8da462f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a14dbb1ff7e525349ada260631abc95d77062b71d24309674af85fa8da462f", kill_on_drop: false }`
[INFO] [stdout] 44a14dbb1ff7e525349ada260631abc95d77062b71d24309674af85fa8da462f