[INFO] fetching crate abstract-ref 0.1.0-alpha.1...
[INFO] checking abstract-ref-0.1.0-alpha.1 against try#8e819ff5434466e9a823e03871a1775ac7d84ddf for pr-156027
[INFO] extracting crate abstract-ref 0.1.0-alpha.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate abstract-ref 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate abstract-ref 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate abstract-ref 0.1.0-alpha.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate abstract-ref 0.1.0-alpha.1 on toolchain 8e819ff5434466e9a823e03871a1775ac7d84ddf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8b879792f6e46fbd2f69f4c3fd226ee31cf14ca868c01bcf2d5c5d7af8fcd04
[INFO] running `Command { std: "docker" "start" "-a" "f8b879792f6e46fbd2f69f4c3fd226ee31cf14ca868c01bcf2d5c5d7af8fcd04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8b879792f6e46fbd2f69f4c3fd226ee31cf14ca868c01bcf2d5c5d7af8fcd04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8b879792f6e46fbd2f69f4c3fd226ee31cf14ca868c01bcf2d5c5d7af8fcd04", kill_on_drop: false }`
[INFO] [stdout] f8b879792f6e46fbd2f69f4c3fd226ee31cf14ca868c01bcf2d5c5d7af8fcd04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 892e9695d97ec3b00f54cd4fb427c31111b5a2d70eee6ccee63c5e1818674d21
[INFO] running `Command { std: "docker" "start" "-a" "892e9695d97ec3b00f54cd4fb427c31111b5a2d70eee6ccee63c5e1818674d21", kill_on_drop: false }`
[INFO] [stderr]     Checking abstract-ref v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "892e9695d97ec3b00f54cd4fb427c31111b5a2d70eee6ccee63c5e1818674d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "892e9695d97ec3b00f54cd4fb427c31111b5a2d70eee6ccee63c5e1818674d21", kill_on_drop: false }`
[INFO] [stdout] 892e9695d97ec3b00f54cd4fb427c31111b5a2d70eee6ccee63c5e1818674d21
