[INFO] fetching crate caesarlib 0.2.0...
[INFO] building caesarlib-0.2.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate caesarlib 0.2.0 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate caesarlib 0.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caesarlib 0.2.0
[INFO] finished tweaking crates.io crate caesarlib 0.2.0
[INFO] tweaked toml for crates.io crate caesarlib 0.2.0 written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c73b4c0a22fc66b1fcc9bc9f9f9baff609ec2f3169d64b0cb2b30d0e55cc8cdc
[INFO] running `Command { std: "docker" "start" "-a" "c73b4c0a22fc66b1fcc9bc9f9f9baff609ec2f3169d64b0cb2b30d0e55cc8cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c73b4c0a22fc66b1fcc9bc9f9f9baff609ec2f3169d64b0cb2b30d0e55cc8cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c73b4c0a22fc66b1fcc9bc9f9f9baff609ec2f3169d64b0cb2b30d0e55cc8cdc", kill_on_drop: false }`
[INFO] [stdout] c73b4c0a22fc66b1fcc9bc9f9f9baff609ec2f3169d64b0cb2b30d0e55cc8cdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdcf4608916ac905572a1ca2244908a873a0b8f008d5b88d211a95aa487181d9
[INFO] running `Command { std: "docker" "start" "-a" "cdcf4608916ac905572a1ca2244908a873a0b8f008d5b88d211a95aa487181d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling caesarlib v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.71s
[INFO] running `Command { std: "docker" "inspect" "cdcf4608916ac905572a1ca2244908a873a0b8f008d5b88d211a95aa487181d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdcf4608916ac905572a1ca2244908a873a0b8f008d5b88d211a95aa487181d9", kill_on_drop: false }`
[INFO] [stdout] cdcf4608916ac905572a1ca2244908a873a0b8f008d5b88d211a95aa487181d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d317386a9220127b0dff9de6122633a1d6618cb628548a445cde3d1699ff857
[INFO] running `Command { std: "docker" "start" "-a" "4d317386a9220127b0dff9de6122633a1d6618cb628548a445cde3d1699ff857", kill_on_drop: false }`
[INFO] [stderr]    Compiling caesarlib v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "4d317386a9220127b0dff9de6122633a1d6618cb628548a445cde3d1699ff857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d317386a9220127b0dff9de6122633a1d6618cb628548a445cde3d1699ff857", kill_on_drop: false }`
[INFO] [stdout] 4d317386a9220127b0dff9de6122633a1d6618cb628548a445cde3d1699ff857
