[INFO] cloning repository https://github.com/cyndis/uapi-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyndis/uapi-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyndis%2Fuapi-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyndis%2Fuapi-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c69317942041d8c7effae477ecc2f78cc65dcc8b
[INFO] checking cyndis/uapi-test against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyndis%2Fuapi-test" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyndis/uapi-test on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cyndis/uapi-test
[INFO] finished tweaking git repo https://github.com/cyndis/uapi-test
[INFO] tweaked toml for git repo https://github.com/cyndis/uapi-test written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/cyndis/uapi-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-hash v1.1.0
[INFO] [stderr]   Downloaded cexpr v0.4.0
[INFO] [stderr]   Downloaded structopt-derive v0.4.10
[INFO] [stderr]   Downloaded shlex v0.1.1
[INFO] [stderr]   Downloaded syn v1.0.39
[INFO] [stderr]   Downloaded nom v5.1.2
[INFO] [stderr]   Downloaded bindgen v0.53.3
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] [stderr]   Downloaded lazycell v1.3.0
[INFO] [stderr]   Downloaded peeking_take_while v0.1.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] [stderr]   Downloaded clang-sys v0.29.3
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.1
[INFO] [stderr]   Downloaded libc v0.2.76
[INFO] [stderr]   Downloaded bytemuck v1.4.0
[INFO] [stderr]   Downloaded errno v0.2.6
[INFO] [stderr]   Downloaded structopt v0.3.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dfd49b17953bdb9848eb4f44dda25a392f7233e5038efd07581789b7032d600b
[INFO] running `Command { std: "docker" "start" "-a" "dfd49b17953bdb9848eb4f44dda25a392f7233e5038efd07581789b7032d600b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfd49b17953bdb9848eb4f44dda25a392f7233e5038efd07581789b7032d600b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd49b17953bdb9848eb4f44dda25a392f7233e5038efd07581789b7032d600b", kill_on_drop: false }`
[INFO] [stdout] dfd49b17953bdb9848eb4f44dda25a392f7233e5038efd07581789b7032d600b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e3812c47aa7caeb633576d8f6764a2c704e4b91761fc8b47f3e96bdf3bcf73
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b9e3812c47aa7caeb633576d8f6764a2c704e4b91761fc8b47f3e96bdf3bcf73", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]     Checking bytemuck v1.4.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]    Compiling uapi-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Fence`, `VGem`
[INFO] [stdout]   --> src/test_channels.rs:26:40
[INFO] [stdout]    |
[INFO] [stdout] 26 | use crate::types::{Channel, Syncpoint, Fence, Mapping, VGem};
[INFO] [stdout]    |                                        ^^^^^           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Fence`, `VGem`
[INFO] [stdout]   --> src/test_channels.rs:26:40
[INFO] [stdout]    |
[INFO] [stdout] 26 | use crate::types::{Channel, Syncpoint, Fence, Mapping, VGem};
[INFO] [stdout]    |                                        ^^^^^           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/types.rs:308:74
[INFO] [stdout]     |
[INFO] [stdout] 308 |     pub fn channel_map(&self, channel: &Channel, gem: &Gem, offset: u64, length: u64, rw: bool) -> IocResult<Mapping> {
[INFO] [stdout]     |                                                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_fd`
[INFO] [stdout]    --> src/types.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn from_fd(fd: i32) -> Fence {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `prime_handle_to_fd`
[INFO] [stdout]    --> src/types.rs:390:12
[INFO] [stdout]     |
[INFO] [stdout] 390 |     pub fn prime_handle_to_fd(&self, mut args: drm_prime_handle) -> IocResult<drm_prime_handle> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `export`
[INFO] [stdout]    --> src/types.rs:472:12
[INFO] [stdout]     |
[INFO] [stdout] 472 |     pub fn export(&self) -> EResult<i32> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `VGem`
[INFO] [stdout]    --> src/types.rs:548:12
[INFO] [stdout]     |
[INFO] [stdout] 548 | pub struct VGem {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]    --> src/types.rs:553:12
[INFO] [stdout]     |
[INFO] [stdout] 553 |     pub fn open() -> EResult<VGem> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fence_attach`
[INFO] [stdout]    --> src/types.rs:559:12
[INFO] [stdout]     |
[INFO] [stdout] 559 |     pub fn fence_attach(&self, handle: u32, write: bool) -> IocResult<u32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fence_signal`
[INFO] [stdout]    --> src/types.rs:574:12
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn fence_signal(&self, fence: u32) -> IocResult<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `import`
[INFO] [stdout]    --> src/types.rs:588:12
[INFO] [stdout]     |
[INFO] [stdout] 588 |     pub fn import(&self, fd: i32) -> IocResult<u32> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/types.rs:308:74
[INFO] [stdout]     |
[INFO] [stdout] 308 |     pub fn channel_map(&self, channel: &Channel, gem: &Gem, offset: u64, length: u64, rw: bool) -> IocResult<Mapping> {
[INFO] [stdout]     |                                                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_fd`
[INFO] [stdout]    --> src/types.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn from_fd(fd: i32) -> Fence {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `prime_handle_to_fd`
[INFO] [stdout]    --> src/types.rs:390:12
[INFO] [stdout]     |
[INFO] [stdout] 390 |     pub fn prime_handle_to_fd(&self, mut args: drm_prime_handle) -> IocResult<drm_prime_handle> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `export`
[INFO] [stdout]    --> src/types.rs:472:12
[INFO] [stdout]     |
[INFO] [stdout] 472 |     pub fn export(&self) -> EResult<i32> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `VGem`
[INFO] [stdout]    --> src/types.rs:548:12
[INFO] [stdout]     |
[INFO] [stdout] 548 | pub struct VGem {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]    --> src/types.rs:553:12
[INFO] [stdout]     |
[INFO] [stdout] 553 |     pub fn open() -> EResult<VGem> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fence_attach`
[INFO] [stdout]    --> src/types.rs:559:12
[INFO] [stdout]     |
[INFO] [stdout] 559 |     pub fn fence_attach(&self, handle: u32, write: bool) -> IocResult<u32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fence_signal`
[INFO] [stdout]    --> src/types.rs:574:12
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn fence_signal(&self, fence: u32) -> IocResult<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `import`
[INFO] [stdout]    --> src/types.rs:588:12
[INFO] [stdout]     |
[INFO] [stdout] 588 |     pub fn import(&self, fd: i32) -> IocResult<u32> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.28s
[INFO] running `Command { std: "docker" "inspect" "b9e3812c47aa7caeb633576d8f6764a2c704e4b91761fc8b47f3e96bdf3bcf73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e3812c47aa7caeb633576d8f6764a2c704e4b91761fc8b47f3e96bdf3bcf73", kill_on_drop: false }`
[INFO] [stdout] b9e3812c47aa7caeb633576d8f6764a2c704e4b91761fc8b47f3e96bdf3bcf73