[INFO] fetching crate median_three_quicksort 0.0.1...
[INFO] building median_three_quicksort-0.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate median_three_quicksort 0.0.1 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate median_three_quicksort 0.0.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate median_three_quicksort 0.0.1
[INFO] finished tweaking crates.io crate median_three_quicksort 0.0.1
[INFO] tweaked toml for crates.io crate median_three_quicksort 0.0.1 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] baceeeea6d3444c20fa8d75115c8ccb714de090e35629d1eacaf25c754ea8f50
[INFO] running `Command { std: "docker" "start" "-a" "baceeeea6d3444c20fa8d75115c8ccb714de090e35629d1eacaf25c754ea8f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baceeeea6d3444c20fa8d75115c8ccb714de090e35629d1eacaf25c754ea8f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baceeeea6d3444c20fa8d75115c8ccb714de090e35629d1eacaf25c754ea8f50", kill_on_drop: false }`
[INFO] [stdout] baceeeea6d3444c20fa8d75115c8ccb714de090e35629d1eacaf25c754ea8f50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e72ebd7e9d6c9d1f9a9a6c87b8a329ac8a9689975862c4defb41a976fdebc01
[INFO] running `Command { std: "docker" "start" "-a" "7e72ebd7e9d6c9d1f9a9a6c87b8a329ac8a9689975862c4defb41a976fdebc01", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling median_three_quicksort v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.11s
[INFO] running `Command { std: "docker" "inspect" "7e72ebd7e9d6c9d1f9a9a6c87b8a329ac8a9689975862c4defb41a976fdebc01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e72ebd7e9d6c9d1f9a9a6c87b8a329ac8a9689975862c4defb41a976fdebc01", kill_on_drop: false }`
[INFO] [stdout] 7e72ebd7e9d6c9d1f9a9a6c87b8a329ac8a9689975862c4defb41a976fdebc01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0210cc21d3fd638b7746261e84c366374489db195095b1fc1b4bfe22160b463b
[INFO] running `Command { std: "docker" "start" "-a" "0210cc21d3fd638b7746261e84c366374489db195095b1fc1b4bfe22160b463b", kill_on_drop: false }`
[INFO] [stderr]    Compiling median_three_quicksort v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "0210cc21d3fd638b7746261e84c366374489db195095b1fc1b4bfe22160b463b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0210cc21d3fd638b7746261e84c366374489db195095b1fc1b4bfe22160b463b", kill_on_drop: false }`
[INFO] [stdout] 0210cc21d3fd638b7746261e84c366374489db195095b1fc1b4bfe22160b463b