[INFO] fetching crate pwr 0.2.2...
[INFO] checking pwr-0.2.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate pwr 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate pwr 0.2.2
[INFO] finished tweaking crates.io crate pwr 0.2.2
[INFO] tweaked toml for crates.io crate pwr 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pwr 0.2.2 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 crates.io crate pwr 0.2.2 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1e15bf12ee1759bdda3cd42c829c467229adf45c338034fbb3e36c0089f454c8
[INFO] running `Command { std: "docker" "start" "-a" "1e15bf12ee1759bdda3cd42c829c467229adf45c338034fbb3e36c0089f454c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e15bf12ee1759bdda3cd42c829c467229adf45c338034fbb3e36c0089f454c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e15bf12ee1759bdda3cd42c829c467229adf45c338034fbb3e36c0089f454c8", kill_on_drop: false }`
[INFO] [stdout] 1e15bf12ee1759bdda3cd42c829c467229adf45c338034fbb3e36c0089f454c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9c07975a749763f4ccfcd10bf35740ddf5974d7ff31f1b822ac6a4baae397134
[INFO] running `Command { std: "docker" "start" "-a" "9c07975a749763f4ccfcd10bf35740ddf5974d7ff31f1b822ac6a4baae397134", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking uom v0.32.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking pwr v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:105:44
[INFO] [stdout]     |
[INFO] [stdout] 105 |                     "NAME" => stats.name = value.parse().ok(),
[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/bat/battery.rs:106:48
[INFO] [stdout]     |
[INFO] [stdout] 106 |                     "STATUS" => stats.status = value.parse().ok(),
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:108:56
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     "TECHNOLOGY" => stats.technology = value.parse().ok(),
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:117:64
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     "CAPACITY_LEVEL" => stats.capacity_level = value.parse().ok(),
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:118:56
[INFO] [stdout]     |
[INFO] [stdout] 118 |                     "MODEL_NAME" => stats.model_name = value.parse().ok(),
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:119:60
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     "MANUFACTURER" => stats.manufacturer = value.parse().ok(),
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:120:62
[INFO] [stdout]     |
[INFO] [stdout] 120 |                     "SERIAL_NUMBER" => stats.serial_number = value.parse().ok(),
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:105:44
[INFO] [stdout]     |
[INFO] [stdout] 105 |                     "NAME" => stats.name = value.parse().ok(),
[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/bat/battery.rs:106:48
[INFO] [stdout]     |
[INFO] [stdout] 106 |                     "STATUS" => stats.status = value.parse().ok(),
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:108:56
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     "TECHNOLOGY" => stats.technology = value.parse().ok(),
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:117:64
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     "CAPACITY_LEVEL" => stats.capacity_level = value.parse().ok(),
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:118:56
[INFO] [stdout]     |
[INFO] [stdout] 118 |                     "MODEL_NAME" => stats.model_name = value.parse().ok(),
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:119:60
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     "MANUFACTURER" => stats.manufacturer = value.parse().ok(),
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/bat/battery.rs:120:62
[INFO] [stdout]     |
[INFO] [stdout] 120 |                     "SERIAL_NUMBER" => stats.serial_number = value.parse().ok(),
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pwr` (lib) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `pwr` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "9c07975a749763f4ccfcd10bf35740ddf5974d7ff31f1b822ac6a4baae397134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c07975a749763f4ccfcd10bf35740ddf5974d7ff31f1b822ac6a4baae397134", kill_on_drop: false }`
[INFO] [stdout] 9c07975a749763f4ccfcd10bf35740ddf5974d7ff31f1b822ac6a4baae397134