[INFO] fetching crate cargo-ligen 0.1.7...
[INFO] testing cargo-ligen-0.1.7 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate cargo-ligen 0.1.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cargo-ligen 0.1.7 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 cargo-ligen 0.1.7
[INFO] finished tweaking crates.io crate cargo-ligen 0.1.7
[INFO] tweaked toml for crates.io crate cargo-ligen 0.1.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate cargo-ligen 0.1.7 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] e92e0324b1e9002be5652c77abdc72ffd7352576d2ca261bc1fed84e94e827d3
[INFO] running `Command { std: "docker" "start" "-a" "e92e0324b1e9002be5652c77abdc72ffd7352576d2ca261bc1fed84e94e827d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e92e0324b1e9002be5652c77abdc72ffd7352576d2ca261bc1fed84e94e827d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e92e0324b1e9002be5652c77abdc72ffd7352576d2ca261bc1fed84e94e827d3", kill_on_drop: false }`
[INFO] [stdout] e92e0324b1e9002be5652c77abdc72ffd7352576d2ca261bc1fed84e94e827d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 54dbdd4a184bd34e0745cabba9b06aa39cedeb609887a0705bd484b063e07a07
[INFO] running `Command { std: "docker" "start" "-a" "54dbdd4a184bd34e0745cabba9b06aa39cedeb609887a0705bd484b063e07a07", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling shrinkwraprs v0.3.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling ligen-core v0.1.16
[INFO] [stderr]    Compiling cargo_toml v0.9.2
[INFO] [stderr]    Compiling ligen-macro v0.1.16
[INFO] [stderr]    Compiling ligen v0.1.16
[INFO] [stderr]    Compiling cargo-ligen v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `toml_path`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     toml_path: PathBuf,
[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 dev [unoptimized + debuginfo] target(s) in 23.95s
[INFO] running `Command { std: "docker" "inspect" "54dbdd4a184bd34e0745cabba9b06aa39cedeb609887a0705bd484b063e07a07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54dbdd4a184bd34e0745cabba9b06aa39cedeb609887a0705bd484b063e07a07", kill_on_drop: false }`
[INFO] [stdout] 54dbdd4a184bd34e0745cabba9b06aa39cedeb609887a0705bd484b063e07a07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5061a0c767003927c8b284cacab7252c5e7210ddc76a15c8f4b3e84b99f9608e
[INFO] running `Command { std: "docker" "start" "-a" "5061a0c767003927c8b284cacab7252c5e7210ddc76a15c8f4b3e84b99f9608e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-ligen v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `toml_path`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     toml_path: PathBuf,
[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 0.70s
[INFO] running `Command { std: "docker" "inspect" "5061a0c767003927c8b284cacab7252c5e7210ddc76a15c8f4b3e84b99f9608e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5061a0c767003927c8b284cacab7252c5e7210ddc76a15c8f4b3e84b99f9608e", kill_on_drop: false }`
[INFO] [stdout] 5061a0c767003927c8b284cacab7252c5e7210ddc76a15c8f4b3e84b99f9608e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c3fbde867ce5d1e529e69c53f69028e0b237d2093df4f46f26d5afc5c10c75a7
[INFO] running `Command { std: "docker" "start" "-a" "c3fbde867ce5d1e529e69c53f69028e0b237d2093df4f46f26d5afc5c10c75a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `toml_path`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 14 |     toml_path: PathBuf,
[INFO] [stdout] 
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-ligen` (bin "cargo-ligen" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_ligen-f12bfa03528cf97e)
[INFO] running `Command { std: "docker" "inspect" "c3fbde867ce5d1e529e69c53f69028e0b237d2093df4f46f26d5afc5c10c75a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3fbde867ce5d1e529e69c53f69028e0b237d2093df4f46f26d5afc5c10c75a7", kill_on_drop: false }`
[INFO] [stdout] c3fbde867ce5d1e529e69c53f69028e0b237d2093df4f46f26d5afc5c10c75a7