[INFO] fetching crate fmtsize 0.1.1...
[INFO] building fmtsize-0.1.1 against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] extracting crate fmtsize 0.1.1 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate fmtsize 0.1.1 on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fmtsize 0.1.1
[INFO] finished tweaking crates.io crate fmtsize 0.1.1
[INFO] tweaked toml for crates.io crate fmtsize 0.1.1 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b35320eb007b69620ab2de96dcf4d21700976a62420b909e3e2c142a9724a43
[INFO] running `Command { std: "docker" "start" "-a" "0b35320eb007b69620ab2de96dcf4d21700976a62420b909e3e2c142a9724a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b35320eb007b69620ab2de96dcf4d21700976a62420b909e3e2c142a9724a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b35320eb007b69620ab2de96dcf4d21700976a62420b909e3e2c142a9724a43", kill_on_drop: false }`
[INFO] [stdout] 0b35320eb007b69620ab2de96dcf4d21700976a62420b909e3e2c142a9724a43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 447155f708275e0c88da214a05efcd30435da4569b25f1f131d8e00b8487378a
[INFO] running `Command { std: "docker" "start" "-a" "447155f708275e0c88da214a05efcd30435da4569b25f1f131d8e00b8487378a", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmtsize v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "447155f708275e0c88da214a05efcd30435da4569b25f1f131d8e00b8487378a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "447155f708275e0c88da214a05efcd30435da4569b25f1f131d8e00b8487378a", kill_on_drop: false }`
[INFO] [stdout] 447155f708275e0c88da214a05efcd30435da4569b25f1f131d8e00b8487378a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d90b8dc53a7459d3e8044b457ddd37636c4fdb1b2318e7d2dcfad24f5bfbafb5
[INFO] running `Command { std: "docker" "start" "-a" "d90b8dc53a7459d3e8044b457ddd37636c4fdb1b2318e7d2dcfad24f5bfbafb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmtsize v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/fmtsize-57488ffbac2efc6d)
[INFO] running `Command { std: "docker" "inspect" "d90b8dc53a7459d3e8044b457ddd37636c4fdb1b2318e7d2dcfad24f5bfbafb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90b8dc53a7459d3e8044b457ddd37636c4fdb1b2318e7d2dcfad24f5bfbafb5", kill_on_drop: false }`
[INFO] [stdout] d90b8dc53a7459d3e8044b457ddd37636c4fdb1b2318e7d2dcfad24f5bfbafb5