[INFO] cloning repository https://github.com/dbrgn/rn2xx3-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dbrgn/rn2xx3-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbrgn%2Frn2xx3-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbrgn%2Frn2xx3-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f0470d36cd647506ab52dbebdeadfbac7c376033 [INFO] checking dbrgn/rn2xx3-rs against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbrgn%2Frn2xx3-rs" "/workspace/builds/worker-20/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dbrgn/rn2xx3-rs on toolchain 39e1293fce4b650061e85dda88aa428f726a8444 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dbrgn/rn2xx3-rs [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/dbrgn/rn2xx3-rs [INFO] tweaked toml for git repo https://github.com/dbrgn/rn2xx3-rs written to /workspace/builds/worker-20/source/Cargo.toml [INFO] crate git repo https://github.com/dbrgn/rn2xx3-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d7b668f1b1b45d0ac3b3a80d7db56623f6790c0598704786eb621520a5c360d [INFO] running `Command { std: "docker" "start" "-a" "8d7b668f1b1b45d0ac3b3a80d7db56623f6790c0598704786eb621520a5c360d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d7b668f1b1b45d0ac3b3a80d7db56623f6790c0598704786eb621520a5c360d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d7b668f1b1b45d0ac3b3a80d7db56623f6790c0598704786eb621520a5c360d", kill_on_drop: false }` [INFO] [stdout] 8d7b668f1b1b45d0ac3b3a80d7db56623f6790c0598704786eb621520a5c360d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad2f6e07fcee09dcd24658342864eeb06e3b91e6e60f4796bfa88b41a9349ab3 [INFO] running `Command { std: "docker" "start" "-a" "ad2f6e07fcee09dcd24658342864eeb06e3b91e6e60f4796bfa88b41a9349ab3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking nb v0.1.2 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking numtoa v0.2.3 [INFO] [stderr] Checking base16 v0.2.1 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking embedded-hal v0.2.4 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking embedded-hal-mock v0.7.2 [INFO] [stderr] Checking rn2xx3 v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Checking ioctl-rs v0.1.6 [INFO] [stderr] Checking serial-core v0.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking serial-unix v0.4.0 [INFO] [stderr] Checking serial v0.4.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking sysfs_gpio v0.5.4 [INFO] [stderr] Checking spidev v0.4.0 [INFO] [stderr] Checking i2cdev v0.4.4 [INFO] [stderr] Checking linux-embedded-hal v0.3.0 [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.98s [INFO] running `Command { std: "docker" "inspect" "ad2f6e07fcee09dcd24658342864eeb06e3b91e6e60f4796bfa88b41a9349ab3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad2f6e07fcee09dcd24658342864eeb06e3b91e6e60f4796bfa88b41a9349ab3", kill_on_drop: false }` [INFO] [stdout] ad2f6e07fcee09dcd24658342864eeb06e3b91e6e60f4796bfa88b41a9349ab3