[INFO] fetching crate ghostwriter 0.1.0...
[INFO] testing ghostwriter-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate ghostwriter 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ghostwriter 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ghostwriter 0.1.0
[INFO] finished tweaking crates.io crate ghostwriter 0.1.0
[INFO] tweaked toml for crates.io crate ghostwriter 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa68b4f0921a21f25c146a829c6f9ce084f6be6d7c4f668b7dd18fa6ab49f47c
[INFO] running `Command { std: "docker" "start" "-a" "aa68b4f0921a21f25c146a829c6f9ce084f6be6d7c4f668b7dd18fa6ab49f47c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa68b4f0921a21f25c146a829c6f9ce084f6be6d7c4f668b7dd18fa6ab49f47c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa68b4f0921a21f25c146a829c6f9ce084f6be6d7c4f668b7dd18fa6ab49f47c", kill_on_drop: false }`
[INFO] [stdout] aa68b4f0921a21f25c146a829c6f9ce084f6be6d7c4f668b7dd18fa6ab49f47c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b41e7363ed34d42c0d8669ed053441f730f161c3649012568ebe68ecc9cb4ce0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b41e7363ed34d42c0d8669ed053441f730f161c3649012568ebe68ecc9cb4ce0", kill_on_drop: false }`
[INFO] [stderr]    Compiling ghostwriter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "b41e7363ed34d42c0d8669ed053441f730f161c3649012568ebe68ecc9cb4ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b41e7363ed34d42c0d8669ed053441f730f161c3649012568ebe68ecc9cb4ce0", kill_on_drop: false }`
[INFO] [stdout] b41e7363ed34d42c0d8669ed053441f730f161c3649012568ebe68ecc9cb4ce0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d66f90ef2f660146e00c7cbc8606f8451737360efa36cf97550628cf04633a75
[INFO] running `Command { std: "docker" "start" "-a" "d66f90ef2f660146e00c7cbc8606f8451737360efa36cf97550628cf04633a75", kill_on_drop: false }`
[INFO] [stderr]    Compiling ghostwriter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "d66f90ef2f660146e00c7cbc8606f8451737360efa36cf97550628cf04633a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d66f90ef2f660146e00c7cbc8606f8451737360efa36cf97550628cf04633a75", kill_on_drop: false }`
[INFO] [stdout] d66f90ef2f660146e00c7cbc8606f8451737360efa36cf97550628cf04633a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d2ac1ce594a91fea46b0b1f453c0fb79f709b2777c3ecaa885d16f559f930dbb
[INFO] running `Command { std: "docker" "start" "-a" "d2ac1ce594a91fea46b0b1f453c0fb79f709b2777c3ecaa885d16f559f930dbb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ghostwriter-c598957a0fe13de8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests ghostwriter
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d2ac1ce594a91fea46b0b1f453c0fb79f709b2777c3ecaa885d16f559f930dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ac1ce594a91fea46b0b1f453c0fb79f709b2777c3ecaa885d16f559f930dbb", kill_on_drop: false }`
[INFO] [stdout] d2ac1ce594a91fea46b0b1f453c0fb79f709b2777c3ecaa885d16f559f930dbb