[INFO] fetching crate embedded-hal 1.0.0-alpha.4...
[INFO] checking embedded-hal-1.0.0-alpha.4 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate embedded-hal 1.0.0-alpha.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate embedded-hal 1.0.0-alpha.4 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embedded-hal 1.0.0-alpha.4
[INFO] finished tweaking crates.io crate embedded-hal 1.0.0-alpha.4
[INFO] tweaked toml for crates.io crate embedded-hal 1.0.0-alpha.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "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] 437518c1e7c6412812619cb6fd8c6e92413f7e828cae8d3214ca8bd853d0bbf7
[INFO] running `Command { std: "docker" "start" "-a" "437518c1e7c6412812619cb6fd8c6e92413f7e828cae8d3214ca8bd853d0bbf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "437518c1e7c6412812619cb6fd8c6e92413f7e828cae8d3214ca8bd853d0bbf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "437518c1e7c6412812619cb6fd8c6e92413f7e828cae8d3214ca8bd853d0bbf7", kill_on_drop: false }`
[INFO] [stdout] 437518c1e7c6412812619cb6fd8c6e92413f7e828cae8d3214ca8bd853d0bbf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 29ca240b0aaa8a52f96f81fd67b81f6e947001d76d37448f7041e2011ce07f89
[INFO] running `Command { std: "docker" "start" "-a" "29ca240b0aaa8a52f96f81fd67b81f6e947001d76d37448f7041e2011ce07f89", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.6.4
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling stm32f1 v0.12.1
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.32s
[INFO] running `Command { std: "docker" "inspect" "29ca240b0aaa8a52f96f81fd67b81f6e947001d76d37448f7041e2011ce07f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ca240b0aaa8a52f96f81fd67b81f6e947001d76d37448f7041e2011ce07f89", kill_on_drop: false }`
[INFO] [stdout] 29ca240b0aaa8a52f96f81fd67b81f6e947001d76d37448f7041e2011ce07f89