[INFO] fetching crate serde_cbor_2 0.12.0-dev...
[INFO] checking serde_cbor_2-0.12.0-dev against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate serde_cbor_2 0.12.0-dev into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate serde_cbor_2 0.12.0-dev on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_cbor_2 0.12.0-dev
[INFO] finished tweaking crates.io crate serde_cbor_2 0.12.0-dev
[INFO] tweaked toml for crates.io crate serde_cbor_2 0.12.0-dev written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate serde_cbor_2 0.12.0-dev 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" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e9f7d7ea2888411892a7bff81521112ccf212c9bc49f28063c962ba31475eaf
[INFO] running `Command { std: "docker" "start" "-a" "3e9f7d7ea2888411892a7bff81521112ccf212c9bc49f28063c962ba31475eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e9f7d7ea2888411892a7bff81521112ccf212c9bc49f28063c962ba31475eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e9f7d7ea2888411892a7bff81521112ccf212c9bc49f28063c962ba31475eaf", kill_on_drop: false }`
[INFO] [stdout] 3e9f7d7ea2888411892a7bff81521112ccf212c9bc49f28063c962ba31475eaf
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4412a325ff3f543c2906a9f9cf83db068d0312d16a12bd82d4672e517d6ff56
[INFO] running `Command { std: "docker" "start" "-a" "f4412a325ff3f543c2906a9f9cf83db068d0312d16a12bd82d4672e517d6ff56", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking serde_cbor_2 v0.12.0-dev (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.21s
[INFO] running `Command { std: "docker" "inspect" "f4412a325ff3f543c2906a9f9cf83db068d0312d16a12bd82d4672e517d6ff56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4412a325ff3f543c2906a9f9cf83db068d0312d16a12bd82d4672e517d6ff56", kill_on_drop: false }`
[INFO] [stdout] f4412a325ff3f543c2906a9f9cf83db068d0312d16a12bd82d4672e517d6ff56