[INFO] fetching crate ephemeropt 0.2.2...
[INFO] checking ephemeropt-0.2.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ephemeropt 0.2.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate ephemeropt 0.2.2 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 ephemeropt 0.2.2
[INFO] finished tweaking crates.io crate ephemeropt 0.2.2
[INFO] tweaked toml for crates.io crate ephemeropt 0.2.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate ephemeropt 0.2.2 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 tokio v1.30.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3a3cf4441708aab1c73fcceaba8a4f50b7f3f3b8c1d7fd02d5b327bc92840be8
[INFO] running `Command { std: "docker" "start" "-a" "3a3cf4441708aab1c73fcceaba8a4f50b7f3f3b8c1d7fd02d5b327bc92840be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a3cf4441708aab1c73fcceaba8a4f50b7f3f3b8c1d7fd02d5b327bc92840be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3cf4441708aab1c73fcceaba8a4f50b7f3f3b8c1d7fd02d5b327bc92840be8", kill_on_drop: false }`
[INFO] [stdout] 3a3cf4441708aab1c73fcceaba8a4f50b7f3f3b8c1d7fd02d5b327bc92840be8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a2cd8ec1a7d4622c9301c80cef99c178d3b45d64f9010dd6fbd5e0b2f92e3c30
[INFO] running `Command { std: "docker" "start" "-a" "a2cd8ec1a7d4622c9301c80cef99c178d3b45d64f9010dd6fbd5e0b2f92e3c30", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]     Checking mock_instant v0.3.1
[INFO] [stderr]     Checking ephemeropt v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking sysinfo v0.29.7
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.30.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "a2cd8ec1a7d4622c9301c80cef99c178d3b45d64f9010dd6fbd5e0b2f92e3c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2cd8ec1a7d4622c9301c80cef99c178d3b45d64f9010dd6fbd5e0b2f92e3c30", kill_on_drop: false }`
[INFO] [stdout] a2cd8ec1a7d4622c9301c80cef99c178d3b45d64f9010dd6fbd5e0b2f92e3c30