[INFO] fetching crate jrk-g2-rs 1.0.1...
[INFO] checking jrk-g2-rs-1.0.1 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate jrk-g2-rs 1.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate jrk-g2-rs 1.0.1 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jrk-g2-rs 1.0.1
[INFO] finished tweaking crates.io crate jrk-g2-rs 1.0.1
[INFO] tweaked toml for crates.io crate jrk-g2-rs 1.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate jrk-g2-rs 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa2060a420b57938d46c6a4e442240a0b80cb11c3c2e55eaf97a45731a129e76
[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" "aa2060a420b57938d46c6a4e442240a0b80cb11c3c2e55eaf97a45731a129e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa2060a420b57938d46c6a4e442240a0b80cb11c3c2e55eaf97a45731a129e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2060a420b57938d46c6a4e442240a0b80cb11c3c2e55eaf97a45731a129e76", kill_on_drop: false }`
[INFO] [stdout] aa2060a420b57938d46c6a4e442240a0b80cb11c3c2e55eaf97a45731a129e76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 6c3ee095197f82794b67890aeba9dcf3e4c4d7eae28e6bf01cc822833f1bffe5
[INFO] running `Command { std: "docker" "start" "-a" "6c3ee095197f82794b67890aeba9dcf3e4c4d7eae28e6bf01cc822833f1bffe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling ufmt-macros v0.1.1
[INFO] [stderr]     Checking ufmt v0.1.0
[INFO] [stderr]     Checking jrk-g2-rs v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout]   --> examples/stm32-i2c.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use stm32f1xx_hal::{i2c, pac, prelude::*, serial, timer::Timer};
[INFO] [stdout]    |     ^^^^^^^^^^^^^ use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `cortex_m_rt`
[INFO] [stdout]   --> examples/stm32-i2c.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use cortex_m_rt::entry;
[INFO] [stdout]    |     ^^^^^^^^^^^ use of undeclared crate or module `cortex_m_rt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `panic_halt`
[INFO] [stdout]   --> examples/stm32-i2c.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use panic_halt as _;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ no external crate `panic_halt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `stm32f1xx_hal`, `stm32f1xx_hal::timer::Timer`
[INFO] [stdout]   --> examples/stm32-i2c.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use stm32f1xx_hal::{i2c, pac, prelude::*, serial, timer::Timer};
[INFO] [stdout]    |     ^^^^^^^^^^^^^                                 ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `entry`
[INFO] [stdout]   --> examples/stm32-i2c.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[entry]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `cortex_m`
[INFO] [stdout]   --> examples/stm32-i2c.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let cp = cortex_m::Peripherals::take().unwrap();
[INFO] [stdout]    |              ^^^^^^^^ use of undeclared crate or module `cortex_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Timer`
[INFO] [stdout]   --> examples/stm32-i2c.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut timer = Timer::syst(cp.SYST, &clocks).start_count_down(1.hz());
[INFO] [stdout]    |                     ^^^^^ use of undeclared type `Timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `linux_embedded_hal`
[INFO] [stdout]  --> examples/rpi-serial.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use linux_embedded_hal::Serial;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `linux_embedded_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `hz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-i2c.rs:30:70
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut timer = Timer::syst(cp.SYST, &clocks).start_count_down(1.hz());
[INFO] [stdout]    |                                                                      ^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bps` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-i2c.rs:43:52
[INFO] [stdout]    |
[INFO] [stdout] 43 |         serial::Config::default().baudrate(115_200.bps()),
[INFO] [stdout]    |                                                    ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `hz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-i2c.rs:61:32
[INFO] [stdout]    |
[INFO] [stdout] 61 |             frequency: 400_000.hz(),
[INFO] [stdout]    |                                ^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bps` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-i2c.rs:76:50
[INFO] [stdout]    |
[INFO] [stdout] 76 |         serial::Config::default().baudrate(9_600.bps()),
[INFO] [stdout]    |                                                  ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt::Write`
[INFO] [stdout]   --> examples/stm32-i2c.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::fmt::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jrk-g2-rs`
[INFO] [stdout] error[E0432]: unresolved import `linux_embedded_hal`
[INFO] [stdout]  --> examples/rpi-i2c.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use linux_embedded_hal::I2cdev;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `linux_embedded_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout]   --> examples/stm32-serial.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use stm32f1xx_hal::{i2c, pac, prelude::*, serial, timer::Timer};
[INFO] [stdout]    |     ^^^^^^^^^^^^^ use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `cortex_m_rt`
[INFO] [stdout]   --> examples/stm32-serial.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use cortex_m_rt::entry;
[INFO] [stdout]    |     ^^^^^^^^^^^ use of undeclared crate or module `cortex_m_rt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `panic_halt`
[INFO] [stdout]   --> examples/stm32-serial.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use panic_halt as _;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ no external crate `panic_halt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `stm32f1xx_hal`, `stm32f1xx_hal::timer::Timer`
[INFO] [stdout]   --> examples/stm32-serial.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use stm32f1xx_hal::{i2c, pac, prelude::*, serial, timer::Timer};
[INFO] [stdout]    |     ^^^^^^^^^^^^^                                 ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     use of undeclared crate or module `stm32f1xx_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `entry`
[INFO] [stdout]   --> examples/stm32-serial.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[entry]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `cortex_m`
[INFO] [stdout]   --> examples/stm32-serial.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let cp = cortex_m::Peripherals::take().unwrap();
[INFO] [stdout]    |              ^^^^^^^^ use of undeclared crate or module `cortex_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Timer`
[INFO] [stdout]   --> examples/stm32-serial.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut timer = Timer::syst(cp.SYST, &clocks).start_count_down(1.hz());
[INFO] [stdout]    |                     ^^^^^ use of undeclared type `Timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `hz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-serial.rs:30:70
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut timer = Timer::syst(cp.SYST, &clocks).start_count_down(1.hz());
[INFO] [stdout]    |                                                                      ^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bps` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-serial.rs:43:52
[INFO] [stdout]    |
[INFO] [stdout] 43 |         serial::Config::default().baudrate(115_200.bps()),
[INFO] [stdout]    |                                                    ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `hz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-serial.rs:61:32
[INFO] [stdout]    |
[INFO] [stdout] 61 |             frequency: 400_000.hz(),
[INFO] [stdout]    |                                ^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bps` found for type `{integer}` in the current scope
[INFO] [stdout]   --> examples/stm32-serial.rs:76:50
[INFO] [stdout]    |
[INFO] [stdout] 76 |         serial::Config::default().baudrate(9_600.bps()),
[INFO] [stdout]    |                                                  ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt::Write`
[INFO] [stdout]   --> examples/stm32-serial.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::fmt::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6c3ee095197f82794b67890aeba9dcf3e4c4d7eae28e6bf01cc822833f1bffe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3ee095197f82794b67890aeba9dcf3e4c4d7eae28e6bf01cc822833f1bffe5", kill_on_drop: false }`
[INFO] [stdout] 6c3ee095197f82794b67890aeba9dcf3e4c4d7eae28e6bf01cc822833f1bffe5