[INFO] fetching crate serde_cbor_core 0.1.0...
[INFO] building serde_cbor_core-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate serde_cbor_core 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate serde_cbor_core 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serde_cbor_core 0.1.0
[INFO] tweaked toml for crates.io crate serde_cbor_core 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_cbor_core 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde_cbor_core 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b15b870d6d94f58e4608955bf56bbf509b9191130a1767cf98fc32d64f3c926
[INFO] running `Command { std: "docker" "start" "-a" "1b15b870d6d94f58e4608955bf56bbf509b9191130a1767cf98fc32d64f3c926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b15b870d6d94f58e4608955bf56bbf509b9191130a1767cf98fc32d64f3c926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b15b870d6d94f58e4608955bf56bbf509b9191130a1767cf98fc32d64f3c926", kill_on_drop: false }`
[INFO] [stdout] 1b15b870d6d94f58e4608955bf56bbf509b9191130a1767cf98fc32d64f3c926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8689316cac50bcc9e100d23595b563161d319df321a6dc4a5d9ea72fc547b2be
[INFO] running `Command { std: "docker" "start" "-a" "8689316cac50bcc9e100d23595b563161d319df321a6dc4a5d9ea72fc547b2be", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling cbor4ii v0.2.14
[INFO] [stderr]    Compiling serde_cbor_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "8689316cac50bcc9e100d23595b563161d319df321a6dc4a5d9ea72fc547b2be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8689316cac50bcc9e100d23595b563161d319df321a6dc4a5d9ea72fc547b2be", kill_on_drop: false }`
[INFO] [stdout] 8689316cac50bcc9e100d23595b563161d319df321a6dc4a5d9ea72fc547b2be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74dcce16cca48b32c318457af7112451c34d4d0056f247749bd5781e940b17f1
[INFO] running `Command { std: "docker" "start" "-a" "74dcce16cca48b32c318457af7112451c34d4d0056f247749bd5781e940b17f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling const-hex v1.14.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde_tuple_macros v1.1.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling cbor4ii v0.2.14
[INFO] [stderr]    Compiling serde-transcode v1.1.1
[INFO] [stderr]    Compiling serde_bytes v0.11.17
[INFO] [stderr]    Compiling serde_tuple v1.1.2
[INFO] [stderr]    Compiling serde_cbor_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Bar` is never used
[INFO] [stdout]   --> tests/enum.rs:89:6
[INFO] [stdout]    |
[INFO] [stdout] 89 | enum Bar {
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.08s
[INFO] running `Command { std: "docker" "inspect" "74dcce16cca48b32c318457af7112451c34d4d0056f247749bd5781e940b17f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74dcce16cca48b32c318457af7112451c34d4d0056f247749bd5781e940b17f1", kill_on_drop: false }`
[INFO] [stdout] 74dcce16cca48b32c318457af7112451c34d4d0056f247749bd5781e940b17f1