[INFO] crate ham 0.1.0 is already in cache
[INFO] checking ham-0.1.0 against try#1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 for pr-69530
[INFO] extracting crate ham 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ham 0.1.0 on toolchain 1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ham 0.1.0
[INFO] finished tweaking crates.io crate ham 0.1.0
[INFO] tweaked toml for crates.io crate ham 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate ham 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 417056ba60f03e1bdf24312b6f49a9cdac9e462108ab1eb176f528c9adde0e73
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "417056ba60f03e1bdf24312b6f49a9cdac9e462108ab1eb176f528c9adde0e73"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking spin_sleep v0.3.7
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking backtrace-sys v0.1.35
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking error-chain v0.12.2
[INFO] [stderr]     Checking spidev v0.4.0
[INFO] [stderr]     Checking gpio-cdev v0.2.0
[INFO] [stderr]     Checking ham v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::ops::Index`
[INFO] [stderr]   --> src/rfm69/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::ops::Index;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Index`
[INFO] [stderr]   --> src/rfm69/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::ops::Index;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_true_irq`
[INFO] [stderr]    --> src/rfm69/mod.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     fn is_true_irq(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_fifo_overrun`
[INFO] [stderr]    --> src/rfm69/mod.rs:985:5
[INFO] [stderr]     |
[INFO] [stderr] 985 |     fn get_fifo_overrun(&self) -> Result<IrqWait, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_payload_ready`
[INFO] [stderr]     --> src/rfm69/mod.rs:1043:5
[INFO] [stderr]      |
[INFO] [stderr] 1043 |     fn get_payload_ready(&self) -> Result<IrqWait, Error> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_sync_address`
[INFO] [stderr]     --> src/rfm69/mod.rs:1131:5
[INFO] [stderr]      |
[INFO] [stderr] 1131 |     fn get_sync_address(&self) -> Result<IrqWait, Error> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SetBroadcast`
[INFO] [stderr]    --> src/lib.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     SetBroadcast(A),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_true_irq`
[INFO] [stderr]    --> src/rfm69/mod.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     fn is_true_irq(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_fifo_overrun`
[INFO] [stderr]    --> src/rfm69/mod.rs:985:5
[INFO] [stderr]     |
[INFO] [stderr] 985 |     fn get_fifo_overrun(&self) -> Result<IrqWait, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_payload_ready`
[INFO] [stderr]     --> src/rfm69/mod.rs:1043:5
[INFO] [stderr]      |
[INFO] [stderr] 1043 |     fn get_payload_ready(&self) -> Result<IrqWait, Error> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_sync_address`
[INFO] [stderr]     --> src/rfm69/mod.rs:1131:5
[INFO] [stderr]      |
[INFO] [stderr] 1131 |     fn get_sync_address(&self) -> Result<IrqWait, Error> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SetBroadcast`
[INFO] [stderr]    --> src/lib.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     SetBroadcast(A),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]  --> src/main.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut sc = SyncConfig::default();
[INFO] [stderr]   |             ^^ help: consider prefixing with an underscore: `_sc`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut sc = SyncConfig::default();
[INFO] [stderr]   |         ----^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]  --> src/main.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut sc = SyncConfig::default();
[INFO] [stderr]   |             ^^ help: consider prefixing with an underscore: `_sc`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> tests/rfm69.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use ham::{Error, PacketReceiver, PacketSender};
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut sc = SyncConfig::default();
[INFO] [stderr]   |         ----^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dm`
[INFO] [stderr]    --> tests/rfm69.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |     let dm = DioMapping::default().set_map(1, 0x02);
[INFO] [stderr]     |         ^^ help: consider prefixing with an underscore: `_dm`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/rfm69.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     rfm.set_dio_mapping(dm);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.64s
[INFO] running `"docker" "inspect" "417056ba60f03e1bdf24312b6f49a9cdac9e462108ab1eb176f528c9adde0e73"`
[INFO] running `"docker" "rm" "-f" "417056ba60f03e1bdf24312b6f49a9cdac9e462108ab1eb176f528c9adde0e73"`
[INFO] [stdout] 417056ba60f03e1bdf24312b6f49a9cdac9e462108ab1eb176f528c9adde0e73