[INFO] cloning repository https://github.com/reecewayt/rust-orientation-detection
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reecewayt/rust-orientation-detection" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freecewayt%2Frust-orientation-detection", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freecewayt%2Frust-orientation-detection'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddf851c92503642fa6394a69498c3fd99cc15648
[INFO] checking reecewayt/rust-orientation-detection against master#b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd for pr-155499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freecewayt%2Frust-orientation-detection" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/reecewayt/rust-orientation-detection
[INFO] finished tweaking git repo https://github.com/reecewayt/rust-orientation-detection
[INFO] tweaked toml for git repo https://github.com/reecewayt/rust-orientation-detection written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/reecewayt/rust-orientation-detection on toolchain b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 55 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding heapless v0.7.17 (available: v0.9.2)
[INFO] [stderr]       Adding lsm303agr v0.2.2 (available: v1.1.0)
[INFO] [stderr]       Adding microbit-v2 v0.12.0 (available: v0.16.0)
[INFO] [stderr]       Adding nrf-usbd v0.1.0 (available: v0.1.1)
[INFO] [stderr]       Adding panic-rtt-target v0.1.2 (available: v0.1.3)
[INFO] [stderr]       Adding rtt-target v0.3.1 (available: v0.6.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile-register v0.2.2
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded ufmt-write v0.1.0
[INFO] [stderr]   Downloaded rtt-target v0.3.1
[INFO] [stderr]   Downloaded cortex-m v0.7.7
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.3
[INFO] [stderr]   Downloaded lsm303agr v0.2.2
[INFO] [stderr]   Downloaded nrf52833-hal v0.14.1
[INFO] [stderr]   Downloaded embedded-hal v0.2.7
[INFO] [stderr]   Downloaded microbit-common v0.12.0
[INFO] [stderr]   Downloaded heapless v0.7.17
[INFO] [stderr]   Downloaded nrf-hal-common v0.14.1
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded nrf-usbd v0.1.0
[INFO] [stderr]   Downloaded embedded-storage v0.2.0
[INFO] [stderr]   Downloaded az v1.3.0
[INFO] [stderr]   Downloaded usb-device v0.2.9
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.7.5
[INFO] [stderr]   Downloaded microbit-v2 v0.12.0
[INFO] [stderr]   Downloaded panic-rtt-target v0.1.2
[INFO] [stderr]   Downloaded nb v1.1.0
[INFO] [stderr]   Downloaded embedded-dma v0.1.2
[INFO] [stderr]   Downloaded fixed v1.31.0
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.5
[INFO] [stderr]   Downloaded tiny-led-matrix v1.0.2
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded nrf52833-pac v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 310f86f5db1817dd9c5d6df2547eda9ad6e52e69f7e4385c1484994d579185de
[INFO] running `Command { std: "docker" "start" "-a" "310f86f5db1817dd9c5d6df2547eda9ad6e52e69f7e4385c1484994d579185de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "310f86f5db1817dd9c5d6df2547eda9ad6e52e69f7e4385c1484994d579185de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "310f86f5db1817dd9c5d6df2547eda9ad6e52e69f7e4385c1484994d579185de", kill_on_drop: false }`
[INFO] [stdout] 310f86f5db1817dd9c5d6df2547eda9ad6e52e69f7e4385c1484994d579185de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34b626a8fd66c77d9351659d9d67455611341f983dd7ae650f1ea98dbcde377d
[INFO] running `Command { std: "docker" "start" "-a" "34b626a8fd66c77d9351659d9d67455611341f983dd7ae650f1ea98dbcde377d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]    Compiling fixed v1.31.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling nrf52833-pac v0.10.1
[INFO] [stderr]     Checking typenum v1.20.0
[INFO] [stderr]    Compiling nrf-hal-common v0.14.1
[INFO] [stderr]     Checking az v1.3.0
[INFO] [stderr]     Checking usb-device v0.2.9
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking embedded-dma v0.1.2
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling nrf52833-hal v0.14.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking embedded-storage v0.2.0
[INFO] [stderr]     Checking nrf-usbd v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking tiny-led-matrix v1.0.2
[INFO] [stderr]     Checking rtt-target v0.3.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling i2c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking panic-rtt-target v0.1.2
[INFO] [stderr]     Checking lsm303agr v0.2.2
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking microbit-common v0.12.0
[INFO] [stderr]     Checking microbit-v2 v0.12.0
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `panic_rtt_target` (which `i2c` depends on)
[INFO] [stdout]   = note: first definition in `panic_rtt_target` loaded from /opt/rustwide/target/debug/deps/libpanic_rtt_target-9eafeeb81053d6b8.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-4de43f65d1ac696e.rmeta
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `i2c` (bin "i2c" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `i2c` (bin "i2c") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "34b626a8fd66c77d9351659d9d67455611341f983dd7ae650f1ea98dbcde377d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b626a8fd66c77d9351659d9d67455611341f983dd7ae650f1ea98dbcde377d", kill_on_drop: false }`
[INFO] [stdout] 34b626a8fd66c77d9351659d9d67455611341f983dd7ae650f1ea98dbcde377d
