[INFO] fetching crate serde-untagged 0.1.9...
[INFO] building serde-untagged-0.1.9 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate serde-untagged 0.1.9 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate serde-untagged 0.1.9
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serde-untagged 0.1.9
[INFO] tweaked toml for crates.io crate serde-untagged 0.1.9 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-untagged 0.1.9 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde-untagged 0.1.9 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87a17beef56c893a906a13d8c933b7e3739269d64db383f9ea72326c97484887
[INFO] running `Command { std: "docker" "start" "-a" "87a17beef56c893a906a13d8c933b7e3739269d64db383f9ea72326c97484887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87a17beef56c893a906a13d8c933b7e3739269d64db383f9ea72326c97484887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87a17beef56c893a906a13d8c933b7e3739269d64db383f9ea72326c97484887", kill_on_drop: false }`
[INFO] [stdout] 87a17beef56c893a906a13d8c933b7e3739269d64db383f9ea72326c97484887
[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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fe968a43784e6a578e206e5826853c57da39662bba89b0699b189969cba3d4f
[INFO] running `Command { std: "docker" "start" "-a" "3fe968a43784e6a578e206e5826853c57da39662bba89b0699b189969cba3d4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling serde_core v1.0.221
[INFO] [stderr]    Compiling erased-serde v0.4.8
[INFO] [stderr]    Compiling serde-untagged v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "3fe968a43784e6a578e206e5826853c57da39662bba89b0699b189969cba3d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe968a43784e6a578e206e5826853c57da39662bba89b0699b189969cba3d4f", kill_on_drop: false }`
[INFO] [stdout] 3fe968a43784e6a578e206e5826853c57da39662bba89b0699b189969cba3d4f
[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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30d872083b001daf4b53105531e89f227385b9e07a7566329aeb6f3184ea7197
[INFO] running `Command { std: "docker" "start" "-a" "30d872083b001daf4b53105531e89f227385b9e07a7566329aeb6f3184ea7197", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.221
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling serde v1.0.221
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling toml_writer v1.0.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling erased-serde v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde_derive v1.0.221
[INFO] [stderr]    Compiling toml_datetime v0.7.0
[INFO] [stderr]    Compiling serde_spanned v1.0.0
[INFO] [stderr]    Compiling serde-untagged v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling toml v0.9.5
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.57s
[INFO] running `Command { std: "docker" "inspect" "30d872083b001daf4b53105531e89f227385b9e07a7566329aeb6f3184ea7197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30d872083b001daf4b53105531e89f227385b9e07a7566329aeb6f3184ea7197", kill_on_drop: false }`
[INFO] [stdout] 30d872083b001daf4b53105531e89f227385b9e07a7566329aeb6f3184ea7197