[INFO] fetching crate field-derive 0.6.1...
[INFO] testing field-derive-0.6.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate field-derive 0.6.1 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate field-derive 0.6.1 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 field-derive 0.6.1
[INFO] finished tweaking crates.io crate field-derive 0.6.1
[INFO] tweaked toml for crates.io crate field-derive 0.6.1 written to /workspace/builds/worker-26/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] bfa83d31d6c047bb5d132653f37f2530cd1fb732476358fafac4a4fa08c9a678
[INFO] running `Command { std: "docker" "start" "-a" "bfa83d31d6c047bb5d132653f37f2530cd1fb732476358fafac4a4fa08c9a678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfa83d31d6c047bb5d132653f37f2530cd1fb732476358fafac4a4fa08c9a678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfa83d31d6c047bb5d132653f37f2530cd1fb732476358fafac4a4fa08c9a678", kill_on_drop: false }`
[INFO] [stdout] bfa83d31d6c047bb5d132653f37f2530cd1fb732476358fafac4a4fa08c9a678
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] dac42487e497c1c75b74f7bf7b856a7605edb2c6db35e17e70b5a294ab69ca36
[INFO] running `Command { std: "docker" "start" "-a" "dac42487e497c1c75b74f7bf7b856a7605edb2c6db35e17e70b5a294ab69ca36", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling field-derive v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.78s
[INFO] running `Command { std: "docker" "inspect" "dac42487e497c1c75b74f7bf7b856a7605edb2c6db35e17e70b5a294ab69ca36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac42487e497c1c75b74f7bf7b856a7605edb2c6db35e17e70b5a294ab69ca36", kill_on_drop: false }`
[INFO] [stdout] dac42487e497c1c75b74f7bf7b856a7605edb2c6db35e17e70b5a294ab69ca36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 280d94e9a2dfb71fa9ea54a7a75ec90b1f9172c8fdf205466552c8fdc8d2bc05
[INFO] running `Command { std: "docker" "start" "-a" "280d94e9a2dfb71fa9ea54a7a75ec90b1f9172c8fdf205466552c8fdc8d2bc05", kill_on_drop: false }`
[INFO] [stderr]    Compiling field-derive v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "280d94e9a2dfb71fa9ea54a7a75ec90b1f9172c8fdf205466552c8fdc8d2bc05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "280d94e9a2dfb71fa9ea54a7a75ec90b1f9172c8fdf205466552c8fdc8d2bc05", kill_on_drop: false }`
[INFO] [stdout] 280d94e9a2dfb71fa9ea54a7a75ec90b1f9172c8fdf205466552c8fdc8d2bc05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 60b4ae3e875d3621a7492b516679de4a34e20b70fdb1a17f3155e0e11d56ddb5
[INFO] running `Command { std: "docker" "start" "-a" "60b4ae3e875d3621a7492b516679de4a34e20b70fdb1a17f3155e0e11d56ddb5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/field_derive-bfda769ad442f321)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_exp ... ok
[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] [stderr]    Doc-tests field-derive
[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" "60b4ae3e875d3621a7492b516679de4a34e20b70fdb1a17f3155e0e11d56ddb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60b4ae3e875d3621a7492b516679de4a34e20b70fdb1a17f3155e0e11d56ddb5", kill_on_drop: false }`
[INFO] [stdout] 60b4ae3e875d3621a7492b516679de4a34e20b70fdb1a17f3155e0e11d56ddb5