[INFO] fetching crate err-per-field 0.1.0...
[INFO] testing err-per-field-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate err-per-field 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate err-per-field 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate err-per-field 0.1.0
[INFO] finished tweaking crates.io crate err-per-field 0.1.0
[INFO] tweaked toml for crates.io crate err-per-field 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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" "+beta-2022-02-22" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c0829e7b57496417c9ad38fc403f7b14f4464f63fccc0f4ea5525d2fc1e497c
[INFO] running `Command { std: "docker" "start" "-a" "8c0829e7b57496417c9ad38fc403f7b14f4464f63fccc0f4ea5525d2fc1e497c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c0829e7b57496417c9ad38fc403f7b14f4464f63fccc0f4ea5525d2fc1e497c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c0829e7b57496417c9ad38fc403f7b14f4464f63fccc0f4ea5525d2fc1e497c", kill_on_drop: false }`
[INFO] [stdout] 8c0829e7b57496417c9ad38fc403f7b14f4464f63fccc0f4ea5525d2fc1e497c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c4c82430992a51f49e7b13892796b5565915489d1927de4cf06ce73e534e56d
[INFO] running `Command { std: "docker" "start" "-a" "3c4c82430992a51f49e7b13892796b5565915489d1927de4cf06ce73e534e56d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling err-per-field-derive v0.1.0
[INFO] [stderr]    Compiling err-per-field v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.43s
[INFO] running `Command { std: "docker" "inspect" "3c4c82430992a51f49e7b13892796b5565915489d1927de4cf06ce73e534e56d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c4c82430992a51f49e7b13892796b5565915489d1927de4cf06ce73e534e56d", kill_on_drop: false }`
[INFO] [stdout] 3c4c82430992a51f49e7b13892796b5565915489d1927de4cf06ce73e534e56d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 687c96af5288975b7b54347c62bbe8b21124ee14709710bf52ae875f02c07cb0
[INFO] running `Command { std: "docker" "start" "-a" "687c96af5288975b7b54347c62bbe8b21124ee14709710bf52ae875f02c07cb0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling err-per-field v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "687c96af5288975b7b54347c62bbe8b21124ee14709710bf52ae875f02c07cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "687c96af5288975b7b54347c62bbe8b21124ee14709710bf52ae875f02c07cb0", kill_on_drop: false }`
[INFO] [stdout] 687c96af5288975b7b54347c62bbe8b21124ee14709710bf52ae875f02c07cb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d211a4a9801de1b425839ba53aef86576fc050960f4d2b68d4488f39495fe3ed
[INFO] running `Command { std: "docker" "start" "-a" "d211a4a9801de1b425839ba53aef86576fc050960f4d2b68d4488f39495fe3ed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/err_per_field-55748d25e7738c58)
[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]      Running tests/generic_struct_test.rs (/opt/rustwide/target/debug/deps/generic_struct_test-c55d15a6291013aa)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_all_field_valid ... 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]      Running tests/simple_struct_test.rs (/opt/rustwide/target/debug/deps/simple_struct_test-0a453b2c04f2a3ee)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_all_field_valid ... ok
[INFO] [stdout] test test_err_field ... ok
[INFO] [stdout] test test_none_field ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests err-per-field
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 34) ... ignored
[INFO] [stdout] test src/lib.rs - (line 7) ... ignored
[INFO] [stdout] test src/lib.rs - (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d211a4a9801de1b425839ba53aef86576fc050960f4d2b68d4488f39495fe3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d211a4a9801de1b425839ba53aef86576fc050960f4d2b68d4488f39495fe3ed", kill_on_drop: false }`
[INFO] [stdout] d211a4a9801de1b425839ba53aef86576fc050960f4d2b68d4488f39495fe3ed