[INFO] fetching crate derive-into-owned 0.1.0...
[INFO] testing derive-into-owned-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate derive-into-owned 0.1.0 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate derive-into-owned 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate derive-into-owned 0.1.0
[INFO] finished tweaking crates.io crate derive-into-owned 0.1.0
[INFO] tweaked toml for crates.io crate derive-into-owned 0.1.0 written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c7b38fe289c6f68c86d7430cce3465850544cf8940bc2cca89801c2416a5a9c
[INFO] running `Command { std: "docker" "start" "-a" "3c7b38fe289c6f68c86d7430cce3465850544cf8940bc2cca89801c2416a5a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c7b38fe289c6f68c86d7430cce3465850544cf8940bc2cca89801c2416a5a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7b38fe289c6f68c86d7430cce3465850544cf8940bc2cca89801c2416a5a9c", kill_on_drop: false }`
[INFO] [stdout] 3c7b38fe289c6f68c86d7430cce3465850544cf8940bc2cca89801c2416a5a9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be0f1b17ac7b994c18b87ff050dcb7768bf9dc196e33eb35cb9da3c77c163a1c
[INFO] running `Command { std: "docker" "start" "-a" "be0f1b17ac7b994c18b87ff050dcb7768bf9dc196e33eb35cb9da3c77c163a1c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling derive-into-owned v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "be0f1b17ac7b994c18b87ff050dcb7768bf9dc196e33eb35cb9da3c77c163a1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be0f1b17ac7b994c18b87ff050dcb7768bf9dc196e33eb35cb9da3c77c163a1c", kill_on_drop: false }`
[INFO] [stdout] be0f1b17ac7b994c18b87ff050dcb7768bf9dc196e33eb35cb9da3c77c163a1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 444ce428518bb02d6ad82aeb5b11a25d9b0427dc7f418d341ff0ce17936e8ee6
[INFO] running `Command { std: "docker" "start" "-a" "444ce428518bb02d6ad82aeb5b11a25d9b0427dc7f418d341ff0ce17936e8ee6", kill_on_drop: false }`
[INFO] [stderr]    Compiling derive-into-owned v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `foo`
[INFO] [stdout]   --> tests/borrowed.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     foo: u32
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "444ce428518bb02d6ad82aeb5b11a25d9b0427dc7f418d341ff0ce17936e8ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "444ce428518bb02d6ad82aeb5b11a25d9b0427dc7f418d341ff0ce17936e8ee6", kill_on_drop: false }`
[INFO] [stdout] 444ce428518bb02d6ad82aeb5b11a25d9b0427dc7f418d341ff0ce17936e8ee6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2312828229ac5be3bafc5d340f5e056624d4c63613ef25dce3a527ea6aefdcec
[INFO] running `Command { std: "docker" "start" "-a" "2312828229ac5be3bafc5d340f5e056624d4c63613ef25dce3a527ea6aefdcec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `foo`
[INFO] [stderr]   --> tests/borrowed.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     foo: u32
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `derive-into-owned` (test "borrowed") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/derive_into_owned-2a7ec0d2ae9fbc88)
[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/borrowed.rs (/opt/rustwide/target/debug/deps/borrowed-e978b9368eb73610)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test borrowed ... 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/generic_tuple_struct.rs (/opt/rustwide/target/debug/deps/generic_tuple_struct-8d223745a64c478e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tuple_struct ... 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/opt_field.rs (/opt/rustwide/target/debug/deps/opt_field-d6e9bf0536a45e94)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test opt_cow_field ... 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_enum.rs (/opt/rustwide/target/debug/deps/simple_enum-7d7fe727ce53d727)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test enum_with_only_cow_variants ... 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/struct.rs (/opt/rustwide/target/debug/deps/struct-f81e84cb8cc6ff17)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test simplest ... 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/tuple_struct.rs (/opt/rustwide/target/debug/deps/tuple_struct-7c69c0936e2aebff)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tuple_struct ... 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/variant_enum.rs (/opt/rustwide/target/debug/deps/variant_enum-fffae0840c97d4f7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test enum_with_only_cow_variants ... 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/vec.rs (/opt/rustwide/target/debug/deps/vec-2509a7f644e0bba8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test vec ... 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 derive-into-owned
[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" "2312828229ac5be3bafc5d340f5e056624d4c63613ef25dce3a527ea6aefdcec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2312828229ac5be3bafc5d340f5e056624d4c63613ef25dce3a527ea6aefdcec", kill_on_drop: false }`
[INFO] [stdout] 2312828229ac5be3bafc5d340f5e056624d4c63613ef25dce3a527ea6aefdcec