[INFO] fetching crate lib3h_persistence_derive 0.0.1-alpha1...
[INFO] checking lib3h_persistence_derive-0.0.1-alpha1 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate lib3h_persistence_derive 0.0.1-alpha1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate lib3h_persistence_derive 0.0.1-alpha1 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lib3h_persistence_derive 0.0.1-alpha1
[INFO] finished tweaking crates.io crate lib3h_persistence_derive 0.0.1-alpha1
[INFO] tweaked toml for crates.io crate lib3h_persistence_derive 0.0.1-alpha1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf6957a18fca0619a841f5d3d9459746a95f7cee5840fef86d930d4c259014d3
[INFO] running `Command { std: "docker" "start" "-a" "cf6957a18fca0619a841f5d3d9459746a95f7cee5840fef86d930d4c259014d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf6957a18fca0619a841f5d3d9459746a95f7cee5840fef86d930d4c259014d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf6957a18fca0619a841f5d3d9459746a95f7cee5840fef86d930d4c259014d3", kill_on_drop: false }`
[INFO] [stdout] cf6957a18fca0619a841f5d3d9459746a95f7cee5840fef86d930d4c259014d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d4f3d15fe148ef9e8b1d0f716de8a15e8de5402ed3d8e6a89b6d00383e115e7
[INFO] running `Command { std: "docker" "start" "-a" "6d4f3d15fe148ef9e8b1d0f716de8a15e8de5402ed3d8e6a89b6d00383e115e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking quote v0.6.11
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking lib3h_persistence_derive v0.0.1-alpha1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate proc_macro;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![warn(unused_extern_crates)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate proc_macro;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![warn(unused_extern_crates)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.37s
[INFO] running `Command { std: "docker" "inspect" "6d4f3d15fe148ef9e8b1d0f716de8a15e8de5402ed3d8e6a89b6d00383e115e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d4f3d15fe148ef9e8b1d0f716de8a15e8de5402ed3d8e6a89b6d00383e115e7", kill_on_drop: false }`
[INFO] [stdout] 6d4f3d15fe148ef9e8b1d0f716de8a15e8de5402ed3d8e6a89b6d00383e115e7