[INFO] fetching crate microbit 0.8.0... [INFO] checking microbit-0.8.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] extracting crate microbit 0.8.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate microbit 0.8.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7/source/.cargo/config [INFO] started tweaking crates.io crate microbit 0.8.0 [INFO] finished tweaking crates.io crate microbit 0.8.0 [INFO] tweaked toml for crates.io crate microbit 0.8.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate microbit 0.8.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dcf77 v0.1.0 [INFO] [stderr] Downloaded nrf51 v0.7.0 [INFO] [stderr] Downloaded mag3110 v0.1.4 [INFO] [stderr] Downloaded nrf51-hal v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 735f54706734d76e49e93fab190d82495f69e47311486fd5ca2c6fe004e340e8 [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" "735f54706734d76e49e93fab190d82495f69e47311486fd5ca2c6fe004e340e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "735f54706734d76e49e93fab190d82495f69e47311486fd5ca2c6fe004e340e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "735f54706734d76e49e93fab190d82495f69e47311486fd5ca2c6fe004e340e8", kill_on_drop: false }` [INFO] [stdout] 735f54706734d76e49e93fab190d82495f69e47311486fd5ca2c6fe004e340e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c84f239588f43793401105891662a2252502971198deb1b837c374258a2387c6 [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" "c84f239588f43793401105891662a2252502971198deb1b837c374258a2387c6", kill_on_drop: false }` [INFO] [stderr] Compiling cortex-m v0.6.1 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling cortex-m-rt v0.6.10 [INFO] [stderr] Checking nb v0.1.2 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Compiling fpa v0.1.0 [INFO] [stderr] Compiling nrf51 v0.7.0 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling microbit v0.8.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking dcf77 v0.1.0 [INFO] [stderr] Checking numtoa v0.2.3 [INFO] [stderr] Checking panic-halt v0.2.0 [INFO] [stderr] Checking as-slice v0.1.0 [INFO] [stderr] Checking embedded-hal v0.2.3 [INFO] [stderr] Checking mag3110 v0.1.4 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling cortex-m-semihosting v0.3.5 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking aligned v0.3.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Compiling cortex-m-rt-macros v0.1.5 [INFO] [stderr] Checking nrf51-hal v0.7.0 [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | row.set_low(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | col.set_high(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:108:17 [INFO] [stdout] | [INFO] [stdout] 108 | row_line.set_high(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:112:25 [INFO] [stdout] | [INFO] [stdout] 112 | col_line.set_low(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:117:21 [INFO] [stdout] | [INFO] [stdout] 117 | col_line.set_high(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:119:17 [INFO] [stdout] | [INFO] [stdout] 119 | row_line.set_low(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | row.set_low(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | col.set_high(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:108:17 [INFO] [stdout] | [INFO] [stdout] 108 | row_line.set_high(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:112:25 [INFO] [stdout] | [INFO] [stdout] 112 | col_line.set_low(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:117:21 [INFO] [stdout] | [INFO] [stdout] 117 | col_line.set_high(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `core::result::Result` that must be used [INFO] [stdout] --> src/led.rs:119:17 [INFO] [stdout] | [INFO] [stdout] 119 | row_line.set_low(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `cortex_m::peripheral::nvic::::enable`: Use `NVIC::unmask` [INFO] [stdout] --> examples/gpio_hal_receivedcf77.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | cp.NVIC.enable(microbit::Interrupt::RTC0); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `microbit` [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: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `cortex_m::peripheral::nvic::::enable`: Use `NVIC::unmask` [INFO] [stdout] --> examples/i2c_haldriver_printmagserial.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | cp.NVIC.enable(microbit::Interrupt::GPIOTE); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `cortex_m::peripheral::nvic::::enable`: Use `NVIC::unmask` [INFO] [stdout] --> examples/gpio_hal_printbuttons.rs:27:21 [INFO] [stdout] | [INFO] [stdout] 27 | cp.NVIC.enable(microbit::Interrupt::GPIOTE); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `cortex_m::peripheral::nvic::::enable`: Use `NVIC::unmask` [INFO] [stdout] --> examples/rng_direct_printrngserial.rs:60:20 [INFO] [stdout] | [INFO] [stdout] 60 | p.NVIC.enable(microbit::Interrupt::RTC0); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `cortex_m::peripheral::nvic::::enable`: Use `NVIC::unmask` [INFO] [stdout] --> examples/rng_hal_printrandserial.rs:71:24 [INFO] [stdout] | [INFO] [stdout] 71 | p.NVIC.enable(microbit::Interrupt::RTC0); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `cortex_m::peripheral::nvic::::enable`: Use `NVIC::unmask` [INFO] [stdout] --> examples/i2c_hal_printmagserial.rs:68:20 [INFO] [stdout] | [INFO] [stdout] 68 | p.NVIC.enable(microbit::Interrupt::RTC0); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `cortex_m::peripheral::nvic::::enable`: Use `NVIC::unmask` [INFO] [stdout] --> examples/i2c_direct_printmagserial.rs:96:20 [INFO] [stdout] | [INFO] [stdout] 96 | p.NVIC.enable(microbit::Interrupt::RTC0); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c84f239588f43793401105891662a2252502971198deb1b837c374258a2387c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c84f239588f43793401105891662a2252502971198deb1b837c374258a2387c6", kill_on_drop: false }` [INFO] [stdout] c84f239588f43793401105891662a2252502971198deb1b837c374258a2387c6