[INFO] fetching crate grideye 0.2.4...
[INFO] testing grideye-0.2.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate grideye 0.2.4 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config
[INFO] started tweaking crates.io crate grideye 0.2.4
[INFO] finished tweaking crates.io crate grideye 0.2.4
[INFO] tweaked toml for crates.io crate grideye 0.2.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate grideye 0.2.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding bit_field v0.9.0 (available: v0.10.3)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding libm v0.1.4 (available: v0.2.15)
[INFO] [stderr]       Adding linux-embedded-hal v0.2.2 (available: v0.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0fe585492beb4ea9f659144e18f25d03f685bdf68c15dc7caf344a0ce078718
[INFO] running `Command { std: "docker" "start" "-a" "d0fe585492beb4ea9f659144e18f25d03f685bdf68c15dc7caf344a0ce078718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0fe585492beb4ea9f659144e18f25d03f685bdf68c15dc7caf344a0ce078718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0fe585492beb4ea9f659144e18f25d03f685bdf68c15dc7caf344a0ce078718", kill_on_drop: false }`
[INFO] [stdout] d0fe585492beb4ea9f659144e18f25d03f685bdf68c15dc7caf344a0ce078718
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38618c271ac38ec220790de25b4dd5f9ee3993a1ae603dfb22a5b919ed358c61
[INFO] running `Command { std: "docker" "start" "-a" "38618c271ac38ec220790de25b4dd5f9ee3993a1ae603dfb22a5b919ed358c61", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling grideye v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:116:47
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn get_framerate(&mut self) -> Result<(Framerate), Error<E>> {
[INFO] [stdout]     |                                               ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 116 -     pub fn get_framerate(&mut self) -> Result<(Framerate), Error<E>> {
[INFO] [stdout] 116 +     pub fn get_framerate(&mut self) -> Result<Framerate, Error<E>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "38618c271ac38ec220790de25b4dd5f9ee3993a1ae603dfb22a5b919ed358c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38618c271ac38ec220790de25b4dd5f9ee3993a1ae603dfb22a5b919ed358c61", kill_on_drop: false }`
[INFO] [stdout] 38618c271ac38ec220790de25b4dd5f9ee3993a1ae603dfb22a5b919ed358c61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0213d601efa537b5529c5e48410952f01a581c0d64dcd42418a95ea4b1b6f45
[INFO] running `Command { std: "docker" "start" "-a" "b0213d601efa537b5529c5e48410952f01a581c0d64dcd42418a95ea4b1b6f45", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:116:47
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn get_framerate(&mut self) -> Result<(Framerate), Error<E>> {
[INFO] [stdout]     |                                               ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 116 -     pub fn get_framerate(&mut self) -> Result<(Framerate), Error<E>> {
[INFO] [stdout] 116 +     pub fn get_framerate(&mut self) -> Result<Framerate, Error<E>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling spidev v0.3.0
[INFO] [stderr]    Compiling i2cdev v0.4.4
[INFO] [stderr]    Compiling sysfs_gpio v0.5.4
[INFO] [stderr]    Compiling linux-embedded-hal v0.2.2
[INFO] [stderr]    Compiling grideye v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `cortex_m`
[INFO] [stdout]  --> examples/stm32.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate cortex_m;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `cortex_m_rt`
[INFO] [stdout]   --> examples/stm32.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | extern crate cortex_m_rt as rt;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `panic_semihosting`
[INFO] [stdout]   --> examples/stm32.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | extern crate panic_semihosting;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `stm32f4`
[INFO] [stdout]   --> examples/stm32.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate stm32f4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/stm32.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |     rcc.ahb1enr.modify(|_, w| w.gpioaen().enabled());
[INFO] [stdout]    |                            ^  - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 34 |     rcc.ahb1enr.modify(|_, w: /* Type */| w.gpioaen().enabled());
[INFO] [stdout]    |                             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/stm32.rs:35:28
[INFO] [stdout]    |
[INFO] [stdout] 35 |     rcc.apb1enr.modify(|_, w| w.tim7en().enabled());
[INFO] [stdout]    |                            ^  - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 35 |     rcc.apb1enr.modify(|_, w: /* Type */| w.tim7en().enabled());
[INFO] [stdout]    |                             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/stm32.rs:37:28
[INFO] [stdout]    |
[INFO] [stdout] 37 |     gpioa.moder.modify(|_, w| w.moder8().output());
[INFO] [stdout]    |                            ^  - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 37 |     gpioa.moder.modify(|_, w: /* Type */| w.moder8().output());
[INFO] [stdout]    |                             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/stm32.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |         gpioa.bsrr.write(|w| w.bs8().set());
[INFO] [stdout]    |                           ^  - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 40 |         gpioa.bsrr.write(|w: /* Type */| w.bs8().set());
[INFO] [stdout]    |                            ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/stm32.rs:42:27
[INFO] [stdout]    |
[INFO] [stdout] 42 |         gpioa.bsrr.write(|w| w.br8().reset());
[INFO] [stdout]    |                           ^  - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 42 |         gpioa.bsrr.write(|w: /* Type */| w.br8().reset());
[INFO] [stdout]    |                            ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:116:47
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn get_framerate(&mut self) -> Result<(Framerate), Error<E>> {
[INFO] [stdout]     |                                               ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 116 -     pub fn get_framerate(&mut self) -> Result<(Framerate), Error<E>> {
[INFO] [stdout] 116 +     pub fn get_framerate(&mut self) -> Result<Framerate, Error<E>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0463.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `grideye` (example "stm32") due to 9 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b0213d601efa537b5529c5e48410952f01a581c0d64dcd42418a95ea4b1b6f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0213d601efa537b5529c5e48410952f01a581c0d64dcd42418a95ea4b1b6f45", kill_on_drop: false }`
[INFO] [stdout] b0213d601efa537b5529c5e48410952f01a581c0d64dcd42418a95ea4b1b6f45