[INFO] fetching crate quicklog-flush 0.1.3...
[INFO] building quicklog-flush-0.1.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate quicklog-flush 0.1.3 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate quicklog-flush 0.1.3
[INFO] finished tweaking crates.io crate quicklog-flush 0.1.3
[INFO] tweaked toml for crates.io crate quicklog-flush 0.1.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate quicklog-flush 0.1.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fc45578e6561ffcf306c2ea057ed0649a2b13ea1ee5626f9d24fb0da702503cb
[INFO] running `Command { std: "docker" "start" "-a" "fc45578e6561ffcf306c2ea057ed0649a2b13ea1ee5626f9d24fb0da702503cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc45578e6561ffcf306c2ea057ed0649a2b13ea1ee5626f9d24fb0da702503cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc45578e6561ffcf306c2ea057ed0649a2b13ea1ee5626f9d24fb0da702503cb", kill_on_drop: false }`
[INFO] [stdout] fc45578e6561ffcf306c2ea057ed0649a2b13ea1ee5626f9d24fb0da702503cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 784a63e21ce44924c18a736df2e7e51165adc16d1ebba68911d1d253671397e6
[INFO] running `Command { std: "docker" "start" "-a" "784a63e21ce44924c18a736df2e7e51165adc16d1ebba68911d1d253671397e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling quicklog-flush v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "784a63e21ce44924c18a736df2e7e51165adc16d1ebba68911d1d253671397e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "784a63e21ce44924c18a736df2e7e51165adc16d1ebba68911d1d253671397e6", kill_on_drop: false }`
[INFO] [stdout] 784a63e21ce44924c18a736df2e7e51165adc16d1ebba68911d1d253671397e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b6c926be808e5f7e40d9a243bf0386f8780197bfd9762da9bcdded55e6da622a
[INFO] running `Command { std: "docker" "start" "-a" "b6c926be808e5f7e40d9a243bf0386f8780197bfd9762da9bcdded55e6da622a", kill_on_drop: false }`
[INFO] [stderr]    Compiling quicklog-flush v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "b6c926be808e5f7e40d9a243bf0386f8780197bfd9762da9bcdded55e6da622a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c926be808e5f7e40d9a243bf0386f8780197bfd9762da9bcdded55e6da622a", kill_on_drop: false }`
[INFO] [stdout] b6c926be808e5f7e40d9a243bf0386f8780197bfd9762da9bcdded55e6da622a