[INFO] fetching crate stm32_i2s_v12x 0.2.0...
[INFO] checking stm32_i2s_v12x-0.2.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate stm32_i2s_v12x 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate stm32_i2s_v12x 0.2.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stm32_i2s_v12x 0.2.0
[INFO] finished tweaking crates.io crate stm32_i2s_v12x 0.2.0
[INFO] tweaked toml for crates.io crate stm32_i2s_v12x 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate stm32_i2s_v12x 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded panic-rtt-target v0.1.1
[INFO] [stderr]   Downloaded rtt-target v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 040cf21ee292e8abf68579a0e644a6cdbd353646e857f8c711e5f1655a909784
[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" "040cf21ee292e8abf68579a0e644a6cdbd353646e857f8c711e5f1655a909784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "040cf21ee292e8abf68579a0e644a6cdbd353646e857f8c711e5f1655a909784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "040cf21ee292e8abf68579a0e644a6cdbd353646e857f8c711e5f1655a909784", kill_on_drop: false }`
[INFO] [stdout] 040cf21ee292e8abf68579a0e644a6cdbd353646e857f8c711e5f1655a909784
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a3b39fcdbe11837b9884e1555df2436f343f802dcc7254896ea2fa1a8fca5ba
[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" "1a3b39fcdbe11837b9884e1555df2436f343f802dcc7254896ea2fa1a8fca5ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.7.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling stm32_i2s_v12x v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking rtt-target v0.2.2
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]     Checking as-slice v0.1.4
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking rtt-target v0.3.0
[INFO] [stderr]     Checking panic-rtt-target v0.1.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stdout] error[E0463]: can't find crate for `stm32f4xx_hal`
[INFO] [stdout]   --> examples/master_transmit_d16f32.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | extern crate stm32f4xx_hal;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stm32_i2s_v12x` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0463]: can't find crate for `stm32f4xx_hal`
[INFO] [stdout]   --> examples/master_transmit_d32f32.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | extern crate stm32f4xx_hal;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `stm32f4xx_hal`
[INFO] [stdout]   --> examples/master_transmit_d24f32.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | extern crate stm32f4xx_hal;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `stm32f4xx_hal`
[INFO] [stdout]   --> examples/master_transmit_d16f16.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | extern crate stm32f4xx_hal;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[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 E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `stm32f4xx_hal`
[INFO] [stdout]   --> examples/master_transmit_with_master_clock.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | extern crate stm32f4xx_hal;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1a3b39fcdbe11837b9884e1555df2436f343f802dcc7254896ea2fa1a8fca5ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a3b39fcdbe11837b9884e1555df2436f343f802dcc7254896ea2fa1a8fca5ba", kill_on_drop: false }`
[INFO] [stdout] 1a3b39fcdbe11837b9884e1555df2436f343f802dcc7254896ea2fa1a8fca5ba