[INFO] cloning repository https://github.com/maxjoehnk/pi-system-logger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxjoehnk/pi-system-logger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjoehnk%2Fpi-system-logger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjoehnk%2Fpi-system-logger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 94ca43bdba3ea46c2537c5938f06c28dc6df266e
[INFO] checking maxjoehnk/pi-system-logger against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjoehnk%2Fpi-system-logger" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxjoehnk/pi-system-logger on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maxjoehnk/pi-system-logger
[INFO] finished tweaking git repo https://github.com/maxjoehnk/pi-system-logger
[INFO] tweaked toml for git repo https://github.com/maxjoehnk/pi-system-logger written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/maxjoehnk/pi-system-logger already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-demangle v0.1.8
[INFO] [stderr]   Downloaded quote v0.6.3
[INFO] [stderr]   Downloaded cc v1.0.18
[INFO] [stderr]   Downloaded serde v1.0.70
[INFO] [stderr]   Downloaded toml v0.4.6
[INFO] [stderr]   Downloaded lazy_static v1.0.2
[INFO] [stderr]   Downloaded serde_derive v1.0.70
[INFO] [stderr]   Downloaded syn v0.14.4
[INFO] [stderr]   Downloaded regex v1.0.1
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded safemem v0.2.0
[INFO] [stderr]   Downloaded url v1.7.1
[INFO] [stderr]   Downloaded synstructure v0.6.1
[INFO] [stderr]   Downloaded failure_derive v0.1.1
[INFO] [stderr]   Downloaded failure v0.1.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.23
[INFO] [stderr]   Downloaded proc-macro2 v0.4.8
[INFO] [stderr]   Downloaded cfg-if v0.1.4
[INFO] [stderr]   Downloaded base64 v0.6.0
[INFO] [stderr]   Downloaded byteorder v1.2.3
[INFO] [stderr]   Downloaded aho-corasick v0.6.6
[INFO] [stderr]   Downloaded httparse v1.3.2
[INFO] [stderr]   Downloaded log v0.4.3
[INFO] [stderr]   Downloaded hyper v0.10.13
[INFO] [stderr]   Downloaded strum_macros v0.10.0
[INFO] [stderr]   Downloaded strum v0.10.0
[INFO] [stderr]   Downloaded influent v0.4.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3330b4c622221099a6ab83916f92c8f20ce07961bc8bfb76e3a25834889210d3
[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" "3330b4c622221099a6ab83916f92c8f20ce07961bc8bfb76e3a25834889210d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3330b4c622221099a6ab83916f92c8f20ce07961bc8bfb76e3a25834889210d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3330b4c622221099a6ab83916f92c8f20ce07961bc8bfb76e3a25834889210d3", kill_on_drop: false }`
[INFO] [stdout] 3330b4c622221099a6ab83916f92c8f20ce07961bc8bfb76e3a25834889210d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 771811662d6dcd2b425d0c071b6625c02ee9ac76c37b2c35ea18583ded0bc9a3
[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" "771811662d6dcd2b425d0c071b6625c02ee9ac76c37b2c35ea18583ded0bc9a3", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]     Checking strum v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.8
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]    Compiling strum_macros v0.10.0
[INFO] [stderr]     Checking influent v0.4.1
[INFO] [stderr]     Checking pi-system-logging v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `err_msg`
[INFO] [stdout]  --> src/voltage.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use failure::{Error, err_msg};
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `err_msg`
[INFO] [stdout]  --> src/voltage.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use failure::{Error, err_msg};
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.90s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "771811662d6dcd2b425d0c071b6625c02ee9ac76c37b2c35ea18583ded0bc9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "771811662d6dcd2b425d0c071b6625c02ee9ac76c37b2c35ea18583ded0bc9a3", kill_on_drop: false }`
[INFO] [stdout] 771811662d6dcd2b425d0c071b6625c02ee9ac76c37b2c35ea18583ded0bc9a3