[INFO] fetching crate led_bargraph 0.2.1...
[INFO] checking led_bargraph-0.2.1 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] extracting crate led_bargraph 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate led_bargraph 0.2.1
[INFO] finished tweaking crates.io crate led_bargraph 0.2.1
[INFO] tweaked toml for crates.io crate led_bargraph 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate led_bargraph 0.2.1 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 110 packages to highest compatible versions
[INFO] [stderr]       Adding ansi_term v0.11.0 (available: v0.12.1)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding ht16k33 v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding linux-embedded-hal v0.2.2 (available: v0.5.0)
[INFO] [stderr]       Adding slog-stdlog v3.0.5 (available: v4.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `led_bargraph` (manifest) generated 2 warnings
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spidev v0.3.0
[INFO] [stderr]   Downloaded slog-scope v4.4.1
[INFO] [stderr]   Downloaded slog-stdlog v3.0.5
[INFO] [stderr]   Downloaded linux-embedded-hal v0.2.2
[INFO] [stderr]   Downloaded nix v0.6.0
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded bitflags v0.3.3
[INFO] [stderr]   Downloaded ht16k33 v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e7a6388bac61ce89e4cc73df0fb99fc5f3f7574b292247ac2d6622c563e310e3
[INFO] running `Command { std: "docker" "start" "e7a6388bac61ce89e4cc73df0fb99fc5f3f7574b292247ac2d6622c563e310e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7a6388bac61ce89e4cc73df0fb99fc5f3f7574b292247ac2d6622c563e310e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e7a6388bac61ce89e4cc73df0fb99fc5f3f7574b292247ac2d6622c563e310e3" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7a6388bac61ce89e4cc73df0fb99fc5f3f7574b292247ac2d6622c563e310e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e7a6388bac61ce89e4cc73df0fb99fc5f3f7574b292247ac2d6622c563e310e3" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `led_bargraph` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling slog v2.8.2
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking arc-swap v1.9.2
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling time-macros v0.2.32
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking erased-serde v0.3.31
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking crossbeam-channel v0.5.17
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]     Checking term v1.2.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking slog-scope v4.4.1
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr]     Checking num-integer v0.1.47
[INFO] [stderr]     Checking time v0.3.55
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking linux-embedded-hal v0.2.2
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking slog-term v2.9.2
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking ht16k33 v0.3.0
[INFO] [stderr]     Checking led_bargraph v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:477:17
[INFO] [stdout]     |
[INFO] [stdout] 477 |             let mut color = match led {
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:477:17
[INFO] [stdout]     |
[INFO] [stdout] 477 |             let mut color = match led {
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `flag_i2c_mock` is never read
[INFO] [stdout]    --> src/bin/led-bargraph.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | struct Args {
[INFO] [stdout]     |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 113 |     flag_i2c_mock: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `flag_i2c_mock` is never read
[INFO] [stdout]    --> src/bin/led-bargraph.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | struct Args {
[INFO] [stdout]     |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 113 |     flag_i2c_mock: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] running `Command { std: "docker" "inspect" "e7a6388bac61ce89e4cc73df0fb99fc5f3f7574b292247ac2d6622c563e310e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a6388bac61ce89e4cc73df0fb99fc5f3f7574b292247ac2d6622c563e310e3", kill_on_drop: false }`
[INFO] [stdout] e7a6388bac61ce89e4cc73df0fb99fc5f3f7574b292247ac2d6622c563e310e3
