[INFO] fetching crate vectree 0.2.3...
[INFO] building vectree-0.2.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate vectree 0.2.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate vectree 0.2.3
[INFO] finished tweaking crates.io crate vectree 0.2.3
[INFO] tweaked toml for crates.io crate vectree 0.2.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vectree 0.2.3 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 vectree 0.2.3 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] 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] fd31f8fb6af835e4c47dfa38919f293fba72c5afe23e5d7f8931dfdbec2ddbea
[INFO] running `Command { std: "docker" "start" "-a" "fd31f8fb6af835e4c47dfa38919f293fba72c5afe23e5d7f8931dfdbec2ddbea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd31f8fb6af835e4c47dfa38919f293fba72c5afe23e5d7f8931dfdbec2ddbea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd31f8fb6af835e4c47dfa38919f293fba72c5afe23e5d7f8931dfdbec2ddbea", kill_on_drop: false }`
[INFO] [stdout] fd31f8fb6af835e4c47dfa38919f293fba72c5afe23e5d7f8931dfdbec2ddbea
[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] 19eb045aa4fc60fb4d36c6198dd62023d4ccfa154b746486c3ab8faa5ec791ed
[INFO] running `Command { std: "docker" "start" "-a" "19eb045aa4fc60fb4d36c6198dd62023d4ccfa154b746486c3ab8faa5ec791ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling vectree v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "19eb045aa4fc60fb4d36c6198dd62023d4ccfa154b746486c3ab8faa5ec791ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19eb045aa4fc60fb4d36c6198dd62023d4ccfa154b746486c3ab8faa5ec791ed", kill_on_drop: false }`
[INFO] [stdout] 19eb045aa4fc60fb4d36c6198dd62023d4ccfa154b746486c3ab8faa5ec791ed
[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] 77faf2aa8f83d43198a83ae233798086328b4b66f47080a12d442809c4fa82fa
[INFO] running `Command { std: "docker" "start" "-a" "77faf2aa8f83d43198a83ae233798086328b4b66f47080a12d442809c4fa82fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling vectree v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "77faf2aa8f83d43198a83ae233798086328b4b66f47080a12d442809c4fa82fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77faf2aa8f83d43198a83ae233798086328b4b66f47080a12d442809c4fa82fa", kill_on_drop: false }`
[INFO] [stdout] 77faf2aa8f83d43198a83ae233798086328b4b66f47080a12d442809c4fa82fa