[INFO] fetching crate proc-macro-crate 3.4.0...
[INFO] building proc-macro-crate-3.4.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate proc-macro-crate 3.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate proc-macro-crate 3.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate proc-macro-crate 3.4.0
[INFO] tweaked toml for crates.io crate proc-macro-crate 3.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate proc-macro-crate 3.4.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate proc-macro-crate 3.4.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_core v1.0.225
[INFO] [stderr]   Downloaded toml_edit v0.23.5
[INFO] [stderr]   Downloaded serde_derive v1.0.225
[INFO] [stderr]   Downloaded toml_datetime v0.7.1
[INFO] [stderr]   Downloaded memchr v2.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92d8388e6c0fb39777f203eee62887e1e94e80e431fc1c83122759c3a6f76f24
[INFO] running `Command { std: "docker" "start" "-a" "92d8388e6c0fb39777f203eee62887e1e94e80e431fc1c83122759c3a6f76f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92d8388e6c0fb39777f203eee62887e1e94e80e431fc1c83122759c3a6f76f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92d8388e6c0fb39777f203eee62887e1e94e80e431fc1c83122759c3a6f76f24", kill_on_drop: false }`
[INFO] [stdout] 92d8388e6c0fb39777f203eee62887e1e94e80e431fc1c83122759c3a6f76f24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a68a3853af3773c12fb2d3e19e5296fe9a824a5691f45d86e7f5c09d8171a8a
[INFO] running `Command { std: "docker" "start" "-a" "2a68a3853af3773c12fb2d3e19e5296fe9a824a5691f45d86e7f5c09d8171a8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml_datetime v0.7.1
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling toml_edit v0.23.5
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "2a68a3853af3773c12fb2d3e19e5296fe9a824a5691f45d86e7f5c09d8171a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a68a3853af3773c12fb2d3e19e5296fe9a824a5691f45d86e7f5c09d8171a8a", kill_on_drop: false }`
[INFO] [stdout] 2a68a3853af3773c12fb2d3e19e5296fe9a824a5691f45d86e7f5c09d8171a8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f649e26ddfc96846885a3f823c86126f5f0a6a3f9026c67ea93b53b2ed04008f
[INFO] running `Command { std: "docker" "start" "-a" "f649e26ddfc96846885a3f823c86126f5f0a6a3f9026c67ea93b53b2ed04008f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.01s
[INFO] running `Command { std: "docker" "inspect" "f649e26ddfc96846885a3f823c86126f5f0a6a3f9026c67ea93b53b2ed04008f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f649e26ddfc96846885a3f823c86126f5f0a6a3f9026c67ea93b53b2ed04008f", kill_on_drop: false }`
[INFO] [stdout] f649e26ddfc96846885a3f823c86126f5f0a6a3f9026c67ea93b53b2ed04008f