[INFO] fetching crate led_bargraph 0.2.1...
[INFO] checking led_bargraph-0.2.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate led_bargraph 0.2.1 into /workspace/builds/worker-5-tc2/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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate led_bargraph 0.2.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 122 packages to latest 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: v0.4.0)
[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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afff04ce49baf0ebbc847fa4f40c02d0d47edb8a38b0df6541797f9da90258a4
[INFO] running `Command { std: "docker" "start" "-a" "afff04ce49baf0ebbc847fa4f40c02d0d47edb8a38b0df6541797f9da90258a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afff04ce49baf0ebbc847fa4f40c02d0d47edb8a38b0df6541797f9da90258a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afff04ce49baf0ebbc847fa4f40c02d0d47edb8a38b0df6541797f9da90258a4", kill_on_drop: false }`
[INFO] [stdout] afff04ce49baf0ebbc847fa4f40c02d0d47edb8a38b0df6541797f9da90258a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bef3c65ab4bf398c4f7441d21a12e6446881d40f8ec9f2f5db56c6723170d234
[INFO] running `Command { std: "docker" "start" "-a" "bef3c65ab4bf398c4f7441d21a12e6446881d40f8ec9f2f5db56c6723170d234", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking slog-scope v4.4.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking term v1.1.0
[INFO] [stderr]     Checking linux-embedded-hal v0.2.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking slog-term v2.9.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking ht16k33 v0.3.0
[INFO] [stderr]     Checking docopt v1.1.1
[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)]` 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)]` 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.50s
[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 1`
[INFO] running `Command { std: "docker" "inspect" "bef3c65ab4bf398c4f7441d21a12e6446881d40f8ec9f2f5db56c6723170d234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bef3c65ab4bf398c4f7441d21a12e6446881d40f8ec9f2f5db56c6723170d234", kill_on_drop: false }`
[INFO] [stdout] bef3c65ab4bf398c4f7441d21a12e6446881d40f8ec9f2f5db56c6723170d234