[INFO] fetching crate bern-test 0.1.0... [INFO] checking bern-test-0.1.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] extracting crate bern-test 0.1.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate bern-test 0.1.0 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 bern-test 0.1.0 [INFO] finished tweaking crates.io crate bern-test 0.1.0 [INFO] tweaked toml for crates.io crate bern-test 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7e11aeceb7e49063e5522d9a65a1e1f34f01760c5866dbd639ad730e092fdf2c [INFO] running `Command { std: "docker" "start" "-a" "7e11aeceb7e49063e5522d9a65a1e1f34f01760c5866dbd639ad730e092fdf2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e11aeceb7e49063e5522d9a65a1e1f34f01760c5866dbd639ad730e092fdf2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e11aeceb7e49063e5522d9a65a1e1f34f01760c5866dbd639ad730e092fdf2c", kill_on_drop: false }` [INFO] [stdout] 7e11aeceb7e49063e5522d9a65a1e1f34f01760c5866dbd639ad730e092fdf2c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] d7278bbf64fd38e7cd98084c04ef52e3a57612558a5149184212004f1bb8c0e4 [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" "d7278bbf64fd38e7cd98084c04ef52e3a57612558a5149184212004f1bb8c0e4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling bern-test-macros v0.1.0 [INFO] [stderr] Checking bern-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types [INFO] [stdout] --> src/serial.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | TX = mem::transmute(&write); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: source type: `&F` (64 bits) [INFO] [stdout] = note: target type: `[u8; 4]` (32 bits) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types [INFO] [stdout] --> src/serial.rs:85:18 [INFO] [stdout] | [INFO] [stdout] 85 | RX = mem::transmute(&read); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: source type: `&F` (64 bits) [INFO] [stdout] = note: target type: `[u8; 4]` (32 bits) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bern-test` [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] For more information about this error, try `rustc --explain E0512`. [INFO] [stdout] [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[E0512]: cannot transmute between types of different sizes, or dependently-sized types [INFO] [stdout] --> src/serial.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | TX = mem::transmute(&write); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: source type: `&F` (64 bits) [INFO] [stdout] = note: target type: `[u8; 4]` (32 bits) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types [INFO] [stdout] --> src/serial.rs:85:18 [INFO] [stdout] | [INFO] [stdout] 85 | RX = mem::transmute(&read); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: source type: `&F` (64 bits) [INFO] [stdout] = note: target type: `[u8; 4]` (32 bits) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0512`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "d7278bbf64fd38e7cd98084c04ef52e3a57612558a5149184212004f1bb8c0e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7278bbf64fd38e7cd98084c04ef52e3a57612558a5149184212004f1bb8c0e4", kill_on_drop: false }` [INFO] [stdout] d7278bbf64fd38e7cd98084c04ef52e3a57612558a5149184212004f1bb8c0e4