[INFO] fetching crate variant_name_derive 0.0.1...
[INFO] testing variant_name_derive-0.0.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate variant_name_derive 0.0.1 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate variant_name_derive 0.0.1 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 variant_name_derive 0.0.1
[INFO] finished tweaking crates.io crate variant_name_derive 0.0.1
[INFO] tweaked toml for crates.io crate variant_name_derive 0.0.1 written to /workspace/builds/worker-107/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] db89d417870730eea3b1e62fb3489ee2589b2112b5beccacd5e16612b1734cba
[INFO] running `Command { std: "docker" "start" "-a" "db89d417870730eea3b1e62fb3489ee2589b2112b5beccacd5e16612b1734cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db89d417870730eea3b1e62fb3489ee2589b2112b5beccacd5e16612b1734cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db89d417870730eea3b1e62fb3489ee2589b2112b5beccacd5e16612b1734cba", kill_on_drop: false }`
[INFO] [stdout] db89d417870730eea3b1e62fb3489ee2589b2112b5beccacd5e16612b1734cba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] d6dbd6942056b80208fe6e5af5564011f2e4c811a3ec369b414adc107efbcdc9
[INFO] running `Command { std: "docker" "start" "-a" "d6dbd6942056b80208fe6e5af5564011f2e4c811a3ec369b414adc107efbcdc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling variant_name_derive v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.53s
[INFO] running `Command { std: "docker" "inspect" "d6dbd6942056b80208fe6e5af5564011f2e4c811a3ec369b414adc107efbcdc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6dbd6942056b80208fe6e5af5564011f2e4c811a3ec369b414adc107efbcdc9", kill_on_drop: false }`
[INFO] [stdout] d6dbd6942056b80208fe6e5af5564011f2e4c811a3ec369b414adc107efbcdc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 4a4b04a701be97c5d4123fc6d33f9c735e40f69407a1cf7915bf9a9eab2274fd
[INFO] running `Command { std: "docker" "start" "-a" "4a4b04a701be97c5d4123fc6d33f9c735e40f69407a1cf7915bf9a9eab2274fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling variant_name_derive v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "4a4b04a701be97c5d4123fc6d33f9c735e40f69407a1cf7915bf9a9eab2274fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a4b04a701be97c5d4123fc6d33f9c735e40f69407a1cf7915bf9a9eab2274fd", kill_on_drop: false }`
[INFO] [stdout] 4a4b04a701be97c5d4123fc6d33f9c735e40f69407a1cf7915bf9a9eab2274fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 91bd6de70d38fee3786deeea598368ae1d58be6b388d19128b1d158baf1f82f9
[INFO] running `Command { std: "docker" "start" "-a" "91bd6de70d38fee3786deeea598368ae1d58be6b388d19128b1d158baf1f82f9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variant_name_derive-c9184199a395a554)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests variant_name_derive
[INFO] [stdout] test result: ok. 0 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" "91bd6de70d38fee3786deeea598368ae1d58be6b388d19128b1d158baf1f82f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91bd6de70d38fee3786deeea598368ae1d58be6b388d19128b1d158baf1f82f9", kill_on_drop: false }`
[INFO] [stdout] 91bd6de70d38fee3786deeea598368ae1d58be6b388d19128b1d158baf1f82f9