[INFO] fetching crate impls_index_meta 0.8.0...
[INFO] checking impls_index_meta-0.8.0 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate impls_index_meta 0.8.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate impls_index_meta 0.8.0 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 impls_index_meta 0.8.0
[INFO] finished tweaking crates.io crate impls_index_meta 0.8.0
[INFO] tweaked toml for crates.io crate impls_index_meta 0.8.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.11.0 (available: v0.13.0)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded interval_adapter v0.24.0
[INFO] [stderr]   Downloaded iter_tools v0.21.0
[INFO] [stderr]   Downloaded clone_dyn_types v0.23.0
[INFO] [stderr]   Downloaded macro_tools v0.40.0
[INFO] [stderr]   Downloaded collection_tools v0.12.0
[INFO] [stderr]   Downloaded former_types v2.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 22a9f642144aecd78afaa95ec1c402e76fc6d85d77a9b0ebf5763943f53a4f1c
[INFO] running `Command { std: "docker" "start" "-a" "22a9f642144aecd78afaa95ec1c402e76fc6d85d77a9b0ebf5763943f53a4f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22a9f642144aecd78afaa95ec1c402e76fc6d85d77a9b0ebf5763943f53a4f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22a9f642144aecd78afaa95ec1c402e76fc6d85d77a9b0ebf5763943f53a4f1c", kill_on_drop: false }`
[INFO] [stdout] 22a9f642144aecd78afaa95ec1c402e76fc6d85d77a9b0ebf5763943f53a4f1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6fa8deb5114bab7183195f9089aaf12aae2605ba30dd83e6dafcee44069da46e
[INFO] running `Command { std: "docker" "start" "-a" "6fa8deb5114bab7183195f9089aaf12aae2605ba30dd83e6dafcee44069da46e", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking collection_tools v0.12.0
[INFO] [stderr]     Checking clone_dyn_types v0.23.0
[INFO] [stderr]     Checking interval_adapter v0.24.0
[INFO] [stderr]     Checking former_types v2.8.0
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.33
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.79
[INFO] [stderr]     Checking const_format v0.2.33
[INFO] [stderr]     Checking iter_tools v0.21.0
[INFO] [stderr]     Checking macro_tools v0.40.0
[INFO] [stderr]     Checking impls_index_meta v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.60s
[INFO] running `Command { std: "docker" "inspect" "6fa8deb5114bab7183195f9089aaf12aae2605ba30dd83e6dafcee44069da46e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa8deb5114bab7183195f9089aaf12aae2605ba30dd83e6dafcee44069da46e", kill_on_drop: false }`
[INFO] [stdout] 6fa8deb5114bab7183195f9089aaf12aae2605ba30dd83e6dafcee44069da46e