[INFO] fetching crate deferred-future 0.1.5...
[INFO] checking deferred-future-0.1.5 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate deferred-future 0.1.5 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate deferred-future 0.1.5 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 deferred-future 0.1.5
[INFO] finished tweaking crates.io crate deferred-future 0.1.5
[INFO] tweaked toml for crates.io crate deferred-future 0.1.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate deferred-future 0.1.5 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.37
[INFO] [stderr]   Downloaded futures-time v3.0.0
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.37
[INFO] [stderr]   Downloaded serde-wasm-bindgen v0.6.1
[INFO] [stderr]   Downloaded gloo-history v0.2.1
[INFO] [stderr]   Downloaded winnow v0.5.17
[INFO] [stderr]   Downloaded wasm-gloo-dom-events v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3591449c8aa09b8db332c4b589a8724745f4c7c9999f9ae00aba8b5059c9daa3
[INFO] running `Command { std: "docker" "start" "-a" "3591449c8aa09b8db332c4b589a8724745f4c7c9999f9ae00aba8b5059c9daa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3591449c8aa09b8db332c4b589a8724745f4c7c9999f9ae00aba8b5059c9daa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3591449c8aa09b8db332c4b589a8724745f4c7c9999f9ae00aba8b5059c9daa3", kill_on_drop: false }`
[INFO] [stdout] 3591449c8aa09b8db332c4b589a8724745f4c7c9999f9ae00aba8b5059c9daa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c87a7ee73860739a6cb8c046a93773ef8d51a483da0a0e1f89cfb28494587dc0
[INFO] running `Command { std: "docker" "start" "-a" "c87a7ee73860739a6cb8c046a93773ef8d51a483da0a0e1f89cfb28494587dc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking concurrent-queue v2.3.0
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking futures-time v3.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking deferred-future v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.16s
[INFO] running `Command { std: "docker" "inspect" "c87a7ee73860739a6cb8c046a93773ef8d51a483da0a0e1f89cfb28494587dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c87a7ee73860739a6cb8c046a93773ef8d51a483da0a0e1f89cfb28494587dc0", kill_on_drop: false }`
[INFO] [stdout] c87a7ee73860739a6cb8c046a93773ef8d51a483da0a0e1f89cfb28494587dc0