[INFO] fetching crate cafebabe 0.6.1...
[INFO] checking cafebabe-0.6.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate cafebabe 0.6.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cafebabe 0.6.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cafebabe 0.6.1
[INFO] finished tweaking crates.io crate cafebabe 0.6.1
[INFO] tweaked toml for crates.io crate cafebabe 0.6.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate cafebabe 0.6.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c2c6bbbb809bf47913721f044c8a35f8a324a48ccb3b4159b80b855a5661c99
[INFO] running `Command { std: "docker" "start" "-a" "2c2c6bbbb809bf47913721f044c8a35f8a324a48ccb3b4159b80b855a5661c99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c2c6bbbb809bf47913721f044c8a35f8a324a48ccb3b4159b80b855a5661c99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c2c6bbbb809bf47913721f044c8a35f8a324a48ccb3b4159b80b855a5661c99", kill_on_drop: false }`
[INFO] [stdout] 2c2c6bbbb809bf47913721f044c8a35f8a324a48ccb3b4159b80b855a5661c99
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7a9af686222723f82b106f1cbeef891092cfe5eab187bced48feb1e9ce34ae4
[INFO] running `Command { std: "docker" "start" "-a" "f7a9af686222723f82b106f1cbeef891092cfe5eab187bced48feb1e9ce34ae4", kill_on_drop: false }`
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking cafebabe v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "f7a9af686222723f82b106f1cbeef891092cfe5eab187bced48feb1e9ce34ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a9af686222723f82b106f1cbeef891092cfe5eab187bced48feb1e9ce34ae4", kill_on_drop: false }`
[INFO] [stdout] f7a9af686222723f82b106f1cbeef891092cfe5eab187bced48feb1e9ce34ae4