[INFO] fetching crate eto 0.2.2...
[INFO] checking eto-0.2.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate eto 0.2.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate eto 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 eto 0.2.2
[INFO] finished tweaking crates.io crate eto 0.2.2
[INFO] tweaked toml for crates.io crate eto 0.2.2 written to /workspace/builds/worker-4-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 68 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ce76718bb271e1ec140c568123a1ec1995c3c085ab373fa8342af9ddea74d5ec
[INFO] running `Command { std: "docker" "start" "-a" "ce76718bb271e1ec140c568123a1ec1995c3c085ab373fa8342af9ddea74d5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce76718bb271e1ec140c568123a1ec1995c3c085ab373fa8342af9ddea74d5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce76718bb271e1ec140c568123a1ec1995c3c085ab373fa8342af9ddea74d5ec", kill_on_drop: false }`
[INFO] [stdout] ce76718bb271e1ec140c568123a1ec1995c3c085ab373fa8342af9ddea74d5ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 99aec66b3425d543cb7d10f6446d107e11469888b57f7296617c651569ad119c
[INFO] running `Command { std: "docker" "start" "-a" "99aec66b3425d543cb7d10f6446d107e11469888b57f7296617c651569ad119c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking sha256 v1.5.0
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking eto v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.67s
[INFO] running `Command { std: "docker" "inspect" "99aec66b3425d543cb7d10f6446d107e11469888b57f7296617c651569ad119c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99aec66b3425d543cb7d10f6446d107e11469888b57f7296617c651569ad119c", kill_on_drop: false }`
[INFO] [stdout] 99aec66b3425d543cb7d10f6446d107e11469888b57f7296617c651569ad119c