[INFO] fetching crate sensor-scd30 0.3.0...
[INFO] checking sensor-scd30-0.3.0 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] extracting crate sensor-scd30 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sensor-scd30 0.3.0 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking crates.io crate sensor-scd30 0.3.0
[INFO] finished tweaking crates.io crate sensor-scd30 0.3.0
[INFO] tweaked toml for crates.io crate sensor-scd30 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate sensor-scd30 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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] 68790ee6634e623bd845c8a66cbd95e673395e76cbae9ffc1895180d5cf918de
[INFO] running `Command { std: "docker" "start" "-a" "68790ee6634e623bd845c8a66cbd95e673395e76cbae9ffc1895180d5cf918de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68790ee6634e623bd845c8a66cbd95e673395e76cbae9ffc1895180d5cf918de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68790ee6634e623bd845c8a66cbd95e673395e76cbae9ffc1895180d5cf918de", kill_on_drop: false }`
[INFO] [stdout] 68790ee6634e623bd845c8a66cbd95e673395e76cbae9ffc1895180d5cf918de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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] 3b5f558e36796c6333ec42ec41ed5a5558581a795ca3d51de005bf8e89ac8a33
[INFO] running `Command { std: "docker" "start" "-a" "3b5f558e36796c6333ec42ec41ed5a5558581a795ca3d51de005bf8e89ac8a33", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking embedded-hal-mock v0.7.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking backtrace v0.3.43
[INFO] [stderr]     Checking color-backtrace v0.1.3
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking linux-embedded-hal v0.2.2
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking sensor-scd30 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.45s
[INFO] running `Command { std: "docker" "inspect" "3b5f558e36796c6333ec42ec41ed5a5558581a795ca3d51de005bf8e89ac8a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b5f558e36796c6333ec42ec41ed5a5558581a795ca3d51de005bf8e89ac8a33", kill_on_drop: false }`
[INFO] [stdout] 3b5f558e36796c6333ec42ec41ed5a5558581a795ca3d51de005bf8e89ac8a33