[INFO] fetching crate abbrev 0.2.2...
[INFO] checking abbrev-0.2.2 against try#c34df645207dd0b6887b2312cf109109ba3a0ffb for pr-102513
[INFO] extracting crate abbrev 0.2.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate abbrev 0.2.2 on toolchain c34df645207dd0b6887b2312cf109109ba3a0ffb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c34df645207dd0b6887b2312cf109109ba3a0ffb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate abbrev 0.2.2
[INFO] finished tweaking crates.io crate abbrev 0.2.2
[INFO] tweaked toml for crates.io crate abbrev 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c34df645207dd0b6887b2312cf109109ba3a0ffb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c34df645207dd0b6887b2312cf109109ba3a0ffb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+c34df645207dd0b6887b2312cf109109ba3a0ffb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3864c66582c6eab61862656364b53d026b299a5f5dee9500d9018efca180178c
[INFO] running `Command { std: "docker" "start" "-a" "3864c66582c6eab61862656364b53d026b299a5f5dee9500d9018efca180178c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3864c66582c6eab61862656364b53d026b299a5f5dee9500d9018efca180178c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3864c66582c6eab61862656364b53d026b299a5f5dee9500d9018efca180178c", kill_on_drop: false }`
[INFO] [stdout] 3864c66582c6eab61862656364b53d026b299a5f5dee9500d9018efca180178c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+c34df645207dd0b6887b2312cf109109ba3a0ffb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fa8184b6110611cfc47a7751b8be895e7d61418655f6d36d308e74a605430e4
[INFO] running `Command { std: "docker" "start" "-a" "4fa8184b6110611cfc47a7751b8be895e7d61418655f6d36d308e74a605430e4", kill_on_drop: false }`
[INFO] [stderr]     Checking abbrev v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "4fa8184b6110611cfc47a7751b8be895e7d61418655f6d36d308e74a605430e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa8184b6110611cfc47a7751b8be895e7d61418655f6d36d308e74a605430e4", kill_on_drop: false }`
[INFO] [stdout] 4fa8184b6110611cfc47a7751b8be895e7d61418655f6d36d308e74a605430e4