[INFO] fetching crate rust_class 0.1.0...
[INFO] testing rust_class-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rust_class 0.1.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate rust_class 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 rust_class 0.1.0
[INFO] finished tweaking crates.io crate rust_class 0.1.0
[INFO] tweaked toml for crates.io crate rust_class 0.1.0 written to /workspace/builds/worker-20/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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a776b643847536b266ad1d41aef44a1b2f7a344feae91fefa21c99c6f1887a75
[INFO] running `Command { std: "docker" "start" "-a" "a776b643847536b266ad1d41aef44a1b2f7a344feae91fefa21c99c6f1887a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a776b643847536b266ad1d41aef44a1b2f7a344feae91fefa21c99c6f1887a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a776b643847536b266ad1d41aef44a1b2f7a344feae91fefa21c99c6f1887a75", kill_on_drop: false }`
[INFO] [stdout] a776b643847536b266ad1d41aef44a1b2f7a344feae91fefa21c99c6f1887a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 551f8a3e2a6241b4aea9abb8f8a40c2805a86d7e96a9b2c4fe9932c85ada50ba
[INFO] running `Command { std: "docker" "start" "-a" "551f8a3e2a6241b4aea9abb8f8a40c2805a86d7e96a9b2c4fe9932c85ada50ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_class v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "551f8a3e2a6241b4aea9abb8f8a40c2805a86d7e96a9b2c4fe9932c85ada50ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "551f8a3e2a6241b4aea9abb8f8a40c2805a86d7e96a9b2c4fe9932c85ada50ba", kill_on_drop: false }`
[INFO] [stdout] 551f8a3e2a6241b4aea9abb8f8a40c2805a86d7e96a9b2c4fe9932c85ada50ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4a281dadb50b73a1cdaee583a35bf1530ba4e63ef6ed981d27312ede6f2ddbf
[INFO] running `Command { std: "docker" "start" "-a" "d4a281dadb50b73a1cdaee583a35bf1530ba4e63ef6ed981d27312ede6f2ddbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_class v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "d4a281dadb50b73a1cdaee583a35bf1530ba4e63ef6ed981d27312ede6f2ddbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4a281dadb50b73a1cdaee583a35bf1530ba4e63ef6ed981d27312ede6f2ddbf", kill_on_drop: false }`
[INFO] [stdout] d4a281dadb50b73a1cdaee583a35bf1530ba4e63ef6ed981d27312ede6f2ddbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d11d5d89a7c5ea1efbbabfecb7ceb02066842ec6f07e7a1a43934f633c66d35
[INFO] running `Command { std: "docker" "start" "-a" "9d11d5d89a7c5ea1efbbabfecb7ceb02066842ec6f07e7a1a43934f633c66d35", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_class-8b25a8543907b2d6)
[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] [stderr]    Doc-tests rust_class
[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" "9d11d5d89a7c5ea1efbbabfecb7ceb02066842ec6f07e7a1a43934f633c66d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d11d5d89a7c5ea1efbbabfecb7ceb02066842ec6f07e7a1a43934f633c66d35", kill_on_drop: false }`
[INFO] [stdout] 9d11d5d89a7c5ea1efbbabfecb7ceb02066842ec6f07e7a1a43934f633c66d35