[INFO] cloning repository https://github.com/Xavientois/nest-display
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xavientois/nest-display" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavientois%2Fnest-display", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavientois%2Fnest-display'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 665801d9747cdb845a2e0ce77242061e8fde0be0
[INFO] checking Xavientois/nest-display against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavientois%2Fnest-display" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Xavientois/nest-display
[INFO] finished tweaking git repo https://github.com/Xavientois/nest-display
[INFO] tweaked toml for git repo https://github.com/Xavientois/nest-display written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Xavientois/nest-display on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Xavientois/nest-display 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/Xavientois/lcd-pcf8574`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-alpha.5
[INFO] [stderr]   Downloaded rppal-dht11 v0.4.0
[INFO] [stderr]   Downloaded ctrlc v3.2.2
[INFO] [stderr]   Downloaded lcd v0.4.1
[INFO] [stderr]   Downloaded i2cdev v0.5.1
[INFO] [stderr]   Downloaded httparse v1.7.0
[INFO] [stderr]   Downloaded tokio-util v0.7.1
[INFO] [stderr]   Downloaded hyper v0.14.18
[INFO] [stderr]   Downloaded nix v0.24.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f58c395874d13124944276c5f590ef990f4018d53a1d448bd5807af44f0b79d2
[INFO] running `Command { std: "docker" "start" "-a" "f58c395874d13124944276c5f590ef990f4018d53a1d448bd5807af44f0b79d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f58c395874d13124944276c5f590ef990f4018d53a1d448bd5807af44f0b79d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58c395874d13124944276c5f590ef990f4018d53a1d448bd5807af44f0b79d2", kill_on_drop: false }`
[INFO] [stdout] f58c395874d13124944276c5f590ef990f4018d53a1d448bd5807af44f0b79d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 455bcf6602672bd137ca431ef5798e5fc53e2400ccda51aa7539bb3bece90686
[INFO] running `Command { std: "docker" "start" "-a" "455bcf6602672bd137ca431ef5798e5fc53e2400ccda51aa7539bb3bece90686", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.5
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking spin_sleep v1.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking lcd v0.4.1
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rppal v0.13.1
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking rppal-dht11 v0.4.0
[INFO] [stderr]     Checking ctrlc v3.2.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking i2cdev v0.5.1
[INFO] [stderr]     Checking lcd-pcf8574 v0.1.1 (https://github.com/Xavientois/lcd-pcf8574#568875b1)
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking hyper v0.14.18
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.10
[INFO] [stderr]     Checking nest-display v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: calls to `std::str::from_utf8_unchecked` with an invalid literal are undefined behavior
[INFO] [stdout]  --> src/format.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | const DEGREE_SYM: &str = unsafe { std::str::from_utf8_unchecked(b"\xDF") };
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-------^
[INFO] [stdout]   |                                                                 |
[INFO] [stdout]   |                                                                 the literal was valid UTF-8 up to the 0 bytes
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[deny(invalid_from_utf8_unchecked)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: calls to `std::str::from_utf8_unchecked` with an invalid literal are undefined behavior
[INFO] [stdout]  --> src/format.rs:8:39
[INFO] [stdout]   |
[INFO] [stdout] 8 |     const DEGREE_SYM: &str = unsafe { std::str::from_utf8_unchecked(b"\xDF") };
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-------^
[INFO] [stdout]   |                                                                     |
[INFO] [stdout]   |                                                                     the literal was valid UTF-8 up to the 0 bytes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nest-display` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: calls to `std::str::from_utf8_unchecked` with an invalid literal are undefined behavior
[INFO] [stdout]  --> src/format.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | const DEGREE_SYM: &str = unsafe { std::str::from_utf8_unchecked(b"\xDF") };
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-------^
[INFO] [stdout]   |                                                                 |
[INFO] [stdout]   |                                                                 the literal was valid UTF-8 up to the 0 bytes
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[deny(invalid_from_utf8_unchecked)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: calls to `std::str::from_utf8_unchecked` with an invalid literal are undefined behavior
[INFO] [stdout]  --> src/format.rs:8:39
[INFO] [stdout]   |
[INFO] [stdout] 8 |     const DEGREE_SYM: &str = unsafe { std::str::from_utf8_unchecked(b"\xDF") };
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-------^
[INFO] [stdout]   |                                                                     |
[INFO] [stdout]   |                                                                     the literal was valid UTF-8 up to the 0 bytes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nest-display` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "455bcf6602672bd137ca431ef5798e5fc53e2400ccda51aa7539bb3bece90686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455bcf6602672bd137ca431ef5798e5fc53e2400ccda51aa7539bb3bece90686", kill_on_drop: false }`
[INFO] [stdout] 455bcf6602672bd137ca431ef5798e5fc53e2400ccda51aa7539bb3bece90686
