[INFO] cloning repository https://github.com/bdomars/ruosteinenruuvi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bdomars/ruosteinenruuvi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdomars%2Fruosteinenruuvi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdomars%2Fruosteinenruuvi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 319be706816d8a93044dabc3dd88f6ceaa2c06da
[INFO] checking bdomars/ruosteinenruuvi against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdomars%2Fruosteinenruuvi" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bdomars/ruosteinenruuvi on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bdomars/ruosteinenruuvi
[INFO] finished tweaking git repo https://github.com/bdomars/ruosteinenruuvi
[INFO] tweaked toml for git repo https://github.com/bdomars/ruosteinenruuvi written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bdomars/ruosteinenruuvi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dashmap v5.3.4
[INFO] [stderr]   Downloaded macaddr v1.0.1
[INFO] [stderr]   Downloaded btleplug v0.9.2
[INFO] [stderr]   Downloaded bluez-generated v0.2.1
[INFO] [stderr]   Downloaded dbus-tokio v0.7.5
[INFO] [stderr]   Downloaded dbus v0.9.5
[INFO] [stderr]   Downloaded serde-xml-rs v0.5.1
[INFO] [stderr]   Downloaded bluez-async v0.5.5
[INFO] [stderr]   Downloaded ruuvi-sensor-protocol v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c731477211c755a566a555f271185b983674174b9d6717b4ac4b48f07be361b
[INFO] running `Command { std: "docker" "start" "-a" "8c731477211c755a566a555f271185b983674174b9d6717b4ac4b48f07be361b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c731477211c755a566a555f271185b983674174b9d6717b4ac4b48f07be361b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c731477211c755a566a555f271185b983674174b9d6717b4ac4b48f07be361b", kill_on_drop: false }`
[INFO] [stdout] 8c731477211c755a566a555f271185b983674174b9d6717b4ac4b48f07be361b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6be30405dac803c69aa2d30a319205472e37b4c3264a3f913d4a96f8e0cbd149
[INFO] running `Command { std: "docker" "start" "-a" "6be30405dac803c69aa2d30a319205472e37b4c3264a3f913d4a96f8e0cbd149", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.2
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking ruuvi-sensor-protocol v0.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]     Checking dashmap v5.3.4
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking dbus v0.9.5
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-stream v0.1.9
[INFO] [stderr]     Checking dbus-tokio v0.7.5
[INFO] [stderr]     Checking bluez-generated v0.2.1
[INFO] [stderr]     Checking serde-xml-rs v0.5.1
[INFO] [stderr]     Checking macaddr v1.0.1
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking bluez-async v0.5.5
[INFO] [stderr]     Checking btleplug v0.9.2
[INFO] [stderr]     Checking ruuvi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/config.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, vec::Vec};
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/config.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, vec::Vec};
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.92s
[INFO] running `Command { std: "docker" "inspect" "6be30405dac803c69aa2d30a319205472e37b4c3264a3f913d4a96f8e0cbd149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be30405dac803c69aa2d30a319205472e37b4c3264a3f913d4a96f8e0cbd149", kill_on_drop: false }`
[INFO] [stdout] 6be30405dac803c69aa2d30a319205472e37b4c3264a3f913d4a96f8e0cbd149