[INFO] fetching crate yargg 0.1.2...
[INFO] building yargg-0.1.2 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate yargg 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate yargg 0.1.2
[INFO] finished tweaking crates.io crate yargg 0.1.2
[INFO] tweaked toml for crates.io crate yargg 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yargg 0.1.2 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yargg 0.1.2 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0768e6c274fccbb42536af3e134ccdb7074f85f71596534e5abb76b8021a1a7c
[INFO] running `Command { std: "docker" "start" "-a" "0768e6c274fccbb42536af3e134ccdb7074f85f71596534e5abb76b8021a1a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0768e6c274fccbb42536af3e134ccdb7074f85f71596534e5abb76b8021a1a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0768e6c274fccbb42536af3e134ccdb7074f85f71596534e5abb76b8021a1a7c", kill_on_drop: false }`
[INFO] [stdout] 0768e6c274fccbb42536af3e134ccdb7074f85f71596534e5abb76b8021a1a7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0a40c2477ab18abad0a6304d501e62a68ac7d219e5dd722e35b632f22c6b4b9
[INFO] running `Command { std: "docker" "start" "-a" "d0a40c2477ab18abad0a6304d501e62a68ac7d219e5dd722e35b632f22c6b4b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling yargg v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "d0a40c2477ab18abad0a6304d501e62a68ac7d219e5dd722e35b632f22c6b4b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a40c2477ab18abad0a6304d501e62a68ac7d219e5dd722e35b632f22c6b4b9", kill_on_drop: false }`
[INFO] [stdout] d0a40c2477ab18abad0a6304d501e62a68ac7d219e5dd722e35b632f22c6b4b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bb7a37b6a12b66725478211baba8afc761c1d70862b48e6e7cbf9e3f57854bf
[INFO] running `Command { std: "docker" "start" "-a" "3bb7a37b6a12b66725478211baba8afc761c1d70862b48e6e7cbf9e3f57854bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling yargg v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "3bb7a37b6a12b66725478211baba8afc761c1d70862b48e6e7cbf9e3f57854bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb7a37b6a12b66725478211baba8afc761c1d70862b48e6e7cbf9e3f57854bf", kill_on_drop: false }`
[INFO] [stdout] 3bb7a37b6a12b66725478211baba8afc761c1d70862b48e6e7cbf9e3f57854bf