[INFO] fetching crate rust_swig 0.5.1...
[INFO] checking rust_swig-0.5.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate rust_swig 0.5.1 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate rust_swig 0.5.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_swig 0.5.1
[INFO] finished tweaking crates.io crate rust_swig 0.5.1
[INFO] tweaked toml for crates.io crate rust_swig 0.5.1 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 069793910accfbf6a5d75c5a0739e643745e2e936a0bcb4fa1d635e966866df3
[INFO] running `Command { std: "docker" "start" "-a" "069793910accfbf6a5d75c5a0739e643745e2e936a0bcb4fa1d635e966866df3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "069793910accfbf6a5d75c5a0739e643745e2e936a0bcb4fa1d635e966866df3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069793910accfbf6a5d75c5a0739e643745e2e936a0bcb4fa1d635e966866df3", kill_on_drop: false }`
[INFO] [stdout] 069793910accfbf6a5d75c5a0739e643745e2e936a0bcb4fa1d635e966866df3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93b5513e49b11f6cf277287b40a117494ca5a45da2f668ca54195a43101e57b7
[INFO] running `Command { std: "docker" "start" "-a" "93b5513e49b11f6cf277287b40a117494ca5a45da2f668ca54195a43101e57b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking jni-sys v0.3.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking which v3.1.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking quote v1.0.10
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking smol_str v0.1.21
[INFO] [stderr]    Compiling rust_swig v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]    --> src/types.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub(crate) span: Span,
[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] [stdout] warning: field is never read: `span`
[INFO] [stdout]    --> src/types.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub(crate) span: Span,
[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] [stdout] warning: field is never read: `ignore`
[INFO] [stdout]   --> tests/test_code_in_readme.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     ignore: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `no_run`
[INFO] [stdout]   --> tests/test_code_in_readme.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     no_run: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `should_panic`
[INFO] [stdout]   --> tests/test_code_in_readme.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     should_panic: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `template`
[INFO] [stdout]   --> tests/test_code_in_readme.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     template: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.48s
[INFO] running `Command { std: "docker" "inspect" "93b5513e49b11f6cf277287b40a117494ca5a45da2f668ca54195a43101e57b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93b5513e49b11f6cf277287b40a117494ca5a45da2f668ca54195a43101e57b7", kill_on_drop: false }`
[INFO] [stdout] 93b5513e49b11f6cf277287b40a117494ca5a45da2f668ca54195a43101e57b7