[INFO] cloning repository https://github.com/ilyazub/rutie_test_wrappable_struct
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ilyazub/rutie_test_wrappable_struct" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyazub%2Frutie_test_wrappable_struct", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyazub%2Frutie_test_wrappable_struct'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 864fbbf390f542e39f86f3c3a6a28f77477e635e
[INFO] checking ilyazub/rutie_test_wrappable_struct against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyazub%2Frutie_test_wrappable_struct" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilyazub/rutie_test_wrappable_struct on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ilyazub/rutie_test_wrappable_struct
[INFO] finished tweaking git repo https://github.com/ilyazub/rutie_test_wrappable_struct
[INFO] tweaked toml for git repo https://github.com/ilyazub/rutie_test_wrappable_struct written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/ilyazub/rutie_test_wrappable_struct already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rutie v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9af71fb1b303eaa81b302fde6e3212f493f699a25aaac92cb378eb409514ac55
[INFO] running `Command { std: "docker" "start" "-a" "9af71fb1b303eaa81b302fde6e3212f493f699a25aaac92cb378eb409514ac55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9af71fb1b303eaa81b302fde6e3212f493f699a25aaac92cb378eb409514ac55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af71fb1b303eaa81b302fde6e3212f493f699a25aaac92cb378eb409514ac55", kill_on_drop: false }`
[INFO] [stdout] 9af71fb1b303eaa81b302fde6e3212f493f699a25aaac92cb378eb409514ac55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4112bc1e9a1cf5801936e9bf16b6a393f95fe78ce0fbf2efde70527652f8f61
[INFO] running `Command { std: "docker" "start" "-a" "f4112bc1e9a1cf5801936e9bf16b6a393f95fe78ce0fbf2efde70527652f8f61", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling rutie v0.8.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rutie_test_wrappable_struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rtself`
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     rtself,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rtself`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rtself`
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     rtself,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rtself`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `rutie::RString`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:34:41
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn pub_node_with_lifetime_text() -> RString {
[INFO] [stdout]    |                                         ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `rutie::RString`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:34:41
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn pub_node_with_lifetime_text() -> RString {
[INFO] [stdout]    |                                         ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "f4112bc1e9a1cf5801936e9bf16b6a393f95fe78ce0fbf2efde70527652f8f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4112bc1e9a1cf5801936e9bf16b6a393f95fe78ce0fbf2efde70527652f8f61", kill_on_drop: false }`
[INFO] [stdout] f4112bc1e9a1cf5801936e9bf16b6a393f95fe78ce0fbf2efde70527652f8f61