[INFO] cloning repository https://github.com/reidwagner/discorust-led
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reidwagner/discorust-led" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidwagner%2Fdiscorust-led", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidwagner%2Fdiscorust-led'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c358098c02da63baf3f329731203464ba27ec3b
[INFO] checking reidwagner/discorust-led against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidwagner%2Fdiscorust-led" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reidwagner/discorust-led on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/reidwagner/discorust-led
[INFO] finished tweaking git repo https://github.com/reidwagner/discorust-led
[INFO] tweaked toml for git repo https://github.com/reidwagner/discorust-led written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/reidwagner/discorust-led already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fb589bb1b52d0f5c1e10646d1a3670efd768ca29ef539f73f5397c8affcdc58
[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" "5fb589bb1b52d0f5c1e10646d1a3670efd768ca29ef539f73f5397c8affcdc58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fb589bb1b52d0f5c1e10646d1a3670efd768ca29ef539f73f5397c8affcdc58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb589bb1b52d0f5c1e10646d1a3670efd768ca29ef539f73f5397c8affcdc58", kill_on_drop: false }`
[INFO] [stdout] 5fb589bb1b52d0f5c1e10646d1a3670efd768ca29ef539f73f5397c8affcdc58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2a5b7eb15e874b9a2a20b10053b0f93cb3e59e32e01cfc7c61ecacab672b428
[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" "f2a5b7eb15e874b9a2a20b10053b0f93cb3e59e32e01cfc7c61ecacab672b428", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling cortex-m v0.5.8
[INFO] [stderr]    Compiling cortex-m-rt v0.6.7
[INFO] [stderr]    Compiling stm32f4 v0.6.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.2
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.5
[INFO] [stderr]     Checking stm32f4xx-hal v0.3.0
[INFO] [stderr]     Checking discorust-led v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `stm32f4xx_hal::prelude::_embedded_hal_digital_OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]   --> src/main.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     gpio13.set_high();
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `stm32f4xx_hal::prelude::_embedded_hal_digital_OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]   --> src/main.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |         gpio13.set_high();
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `stm32f4xx_hal::prelude::_embedded_hal_digital_OutputPin::set_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]   --> src/main.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |         gpio13.set_low();
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `discorust-led`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f2a5b7eb15e874b9a2a20b10053b0f93cb3e59e32e01cfc7c61ecacab672b428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a5b7eb15e874b9a2a20b10053b0f93cb3e59e32e01cfc7c61ecacab672b428", kill_on_drop: false }`
[INFO] [stdout] f2a5b7eb15e874b9a2a20b10053b0f93cb3e59e32e01cfc7c61ecacab672b428