[INFO] fetching crate ruamen 0.1.0...
[INFO] building ruamen-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate ruamen 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ruamen 0.1.0
[INFO] finished tweaking crates.io crate ruamen 0.1.0
[INFO] tweaked toml for crates.io crate ruamen 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruamen 0.1.0 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 ruamen 0.1.0 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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 00fc81b98f9a119520cf3381734b3c4ba85adce456fc536c870ec9da34febb55
[INFO] running `Command { std: "docker" "start" "-a" "00fc81b98f9a119520cf3381734b3c4ba85adce456fc536c870ec9da34febb55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00fc81b98f9a119520cf3381734b3c4ba85adce456fc536c870ec9da34febb55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00fc81b98f9a119520cf3381734b3c4ba85adce456fc536c870ec9da34febb55", kill_on_drop: false }`
[INFO] [stdout] 00fc81b98f9a119520cf3381734b3c4ba85adce456fc536c870ec9da34febb55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b81ce128ca37bdaeabda79f30580c71e9cfb17d8cffb9c8caac852494205b974
[INFO] running `Command { std: "docker" "start" "-a" "b81ce128ca37bdaeabda79f30580c71e9cfb17d8cffb9c8caac852494205b974", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruamen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "b81ce128ca37bdaeabda79f30580c71e9cfb17d8cffb9c8caac852494205b974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81ce128ca37bdaeabda79f30580c71e9cfb17d8cffb9c8caac852494205b974", kill_on_drop: false }`
[INFO] [stdout] b81ce128ca37bdaeabda79f30580c71e9cfb17d8cffb9c8caac852494205b974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c2cb0d76f05c922e10a1e7b09339ad64891bd730355ef239e7785c9d3d7dbb59
[INFO] running `Command { std: "docker" "start" "-a" "c2cb0d76f05c922e10a1e7b09339ad64891bd730355ef239e7785c9d3d7dbb59", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruamen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "c2cb0d76f05c922e10a1e7b09339ad64891bd730355ef239e7785c9d3d7dbb59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2cb0d76f05c922e10a1e7b09339ad64891bd730355ef239e7785c9d3d7dbb59", kill_on_drop: false }`
[INFO] [stdout] c2cb0d76f05c922e10a1e7b09339ad64891bd730355ef239e7785c9d3d7dbb59