[INFO] fetching crate rustc-ap-rustc_index 720.0.0...
[INFO] checking rustc-ap-rustc_index-720.0.0 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate rustc-ap-rustc_index 720.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rustc-ap-rustc_index 720.0.0 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-ap-rustc_index 720.0.0
[INFO] finished tweaking crates.io crate rustc-ap-rustc_index 720.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-rustc_index 720.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cba17130e427a5afc58dd8047a233801cfd431dce7332a13e491cc3271baae9
[INFO] running `Command { std: "docker" "start" "-a" "4cba17130e427a5afc58dd8047a233801cfd431dce7332a13e491cc3271baae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cba17130e427a5afc58dd8047a233801cfd431dce7332a13e491cc3271baae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cba17130e427a5afc58dd8047a233801cfd431dce7332a13e491cc3271baae9", kill_on_drop: false }`
[INFO] [stdout] 4cba17130e427a5afc58dd8047a233801cfd431dce7332a13e491cc3271baae9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62e8a29ea8f4a6ba2259e7679bc88bddd0c04cf9f5a0d481ecc2e6e5ffc0b02e
[INFO] running `Command { std: "docker" "start" "-a" "62e8a29ea8f4a6ba2259e7679bc88bddd0c04cf9f5a0d481ecc2e6e5ffc0b02e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rustc-ap-rustc_serialize v720.0.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v720.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_index v720.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.70s
[INFO] running `Command { std: "docker" "inspect" "62e8a29ea8f4a6ba2259e7679bc88bddd0c04cf9f5a0d481ecc2e6e5ffc0b02e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e8a29ea8f4a6ba2259e7679bc88bddd0c04cf9f5a0d481ecc2e6e5ffc0b02e", kill_on_drop: false }`
[INFO] [stdout] 62e8a29ea8f4a6ba2259e7679bc88bddd0c04cf9f5a0d481ecc2e6e5ffc0b02e