[INFO] cloning repository https://github.com/Javier-varez/defmt-uart
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Javier-varez/defmt-uart" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJavier-varez%2Fdefmt-uart", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJavier-varez%2Fdefmt-uart'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70aef0a5abc96b3ce0c57abceea50be6c0a4702e
[INFO] checking Javier-varez/defmt-uart 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%2FJavier-varez%2Fdefmt-uart" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Javier-varez/defmt-uart
[INFO] finished tweaking git repo https://github.com/Javier-varez/defmt-uart
[INFO] tweaked toml for git repo https://github.com/Javier-varez/defmt-uart written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Javier-varez/defmt-uart 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/Javier-varez/defmt-uart 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5321b00e9084e509f1ac09a8759c1c72e9b14a7df2ec58dba3e6d601f6a3ec30
[INFO] running `Command { std: "docker" "start" "-a" "5321b00e9084e509f1ac09a8759c1c72e9b14a7df2ec58dba3e6d601f6a3ec30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5321b00e9084e509f1ac09a8759c1c72e9b14a7df2ec58dba3e6d601f6a3ec30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5321b00e9084e509f1ac09a8759c1c72e9b14a7df2ec58dba3e6d601f6a3ec30", kill_on_drop: false }`
[INFO] [stdout] 5321b00e9084e509f1ac09a8759c1c72e9b14a7df2ec58dba3e6d601f6a3ec30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 87290d3e00ec7cd334cd5710df519fd895301ac01092617c52084e5ae1c3b1ea
[INFO] running `Command { std: "docker" "start" "-a" "87290d3e00ec7cd334cd5710df519fd895301ac01092617c52084e5ae1c3b1ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking defmt-parser v0.3.0
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.22.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serialport v4.0.1
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking ctrlc v3.2.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking defmt-decoder v0.3.0
[INFO] [stderr]     Checking defmt-uart v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     /// Path to the elf file with defmt metadata
[INFO] [stdout] 41 | |     #[structopt(name = "elf", required_unless_one(&["list-ports"]))]
[INFO] [stdout] 42 | |     elf: Option<PathBuf>,
[INFO] [stdout]    | |________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     /// Path to the uart port device
[INFO] [stdout] 45 | |     #[structopt(name = "port", required_unless_one(&["list-ports"]))]
[INFO] [stdout] 46 | |     port: Option<String>,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `defmt-uart` (bin "defmt-uart" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     /// Path to the elf file with defmt metadata
[INFO] [stdout] 41 | |     #[structopt(name = "elf", required_unless_one(&["list-ports"]))]
[INFO] [stdout] 42 | |     elf: Option<PathBuf>,
[INFO] [stdout]    | |________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     /// Path to the uart port device
[INFO] [stdout] 45 | |     #[structopt(name = "port", required_unless_one(&["list-ports"]))]
[INFO] [stdout] 46 | |     port: Option<String>,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `defmt-uart` (bin "defmt-uart") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "87290d3e00ec7cd334cd5710df519fd895301ac01092617c52084e5ae1c3b1ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87290d3e00ec7cd334cd5710df519fd895301ac01092617c52084e5ae1c3b1ea", kill_on_drop: false }`
[INFO] [stdout] 87290d3e00ec7cd334cd5710df519fd895301ac01092617c52084e5ae1c3b1ea
