[INFO] fetching crate ham 0.1.0...
[INFO] checking ham-0.1.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate ham 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ham 0.1.0 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-5/source/Cargo.toml
[INFO] crate crates.io crate ham 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.11.1
[INFO] [stderr]   Downloaded num-derive v0.3.0
[INFO] [stderr]   Downloaded spin_sleep v0.3.7
[INFO] [stderr]   Downloaded gpio-cdev v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7822e0a56c3d59400752e1579f6ee3a7abac58ed16a829ce848212f88bdfd939
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7822e0a56c3d59400752e1579f6ee3a7abac58ed16a829ce848212f88bdfd939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7822e0a56c3d59400752e1579f6ee3a7abac58ed16a829ce848212f88bdfd939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7822e0a56c3d59400752e1579f6ee3a7abac58ed16a829ce848212f88bdfd939", kill_on_drop: false }`
[INFO] [stdout] 7822e0a56c3d59400752e1579f6ee3a7abac58ed16a829ce848212f88bdfd939
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d02b1276e067061758bfb96c0cf15e9ff70523d18c54aa2d25a4fa1d513e2c0f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d02b1276e067061758bfb96c0cf15e9ff70523d18c54aa2d25a4fa1d513e2c0f", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking spin_sleep v0.3.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]     Checking gpio-cdev v0.2.0
[INFO] [stderr]     Checking spidev v0.4.0
[INFO] [stderr]     Checking ham v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]   --> src/rfm69/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::ops::Index;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]   --> src/rfm69/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::ops::Index;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_true_irq`
[INFO] [stdout]    --> src/rfm69/mod.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn is_true_irq(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_fifo_overrun`
[INFO] [stdout]    --> src/rfm69/mod.rs:985:8
[INFO] [stdout]     |
[INFO] [stdout] 985 |     fn get_fifo_overrun(&self) -> Result<IrqWait, Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_payload_ready`
[INFO] [stdout]     --> src/rfm69/mod.rs:1043:8
[INFO] [stdout]      |
[INFO] [stdout] 1043 |     fn get_payload_ready(&self) -> Result<IrqWait, Error> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_sync_address`
[INFO] [stdout]     --> src/rfm69/mod.rs:1131:8
[INFO] [stdout]      |
[INFO] [stdout] 1131 |     fn get_sync_address(&self) -> Result<IrqWait, Error> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SetBroadcast`
[INFO] [stdout]    --> src/lib.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     SetBroadcast(A),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_true_irq`
[INFO] [stdout]    --> src/rfm69/mod.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn is_true_irq(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_fifo_overrun`
[INFO] [stdout]    --> src/rfm69/mod.rs:985:8
[INFO] [stdout]     |
[INFO] [stdout] 985 |     fn get_fifo_overrun(&self) -> Result<IrqWait, Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_payload_ready`
[INFO] [stdout]     --> src/rfm69/mod.rs:1043:8
[INFO] [stdout]      |
[INFO] [stdout] 1043 |     fn get_payload_ready(&self) -> Result<IrqWait, Error> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_sync_address`
[INFO] [stdout]     --> src/rfm69/mod.rs:1131:8
[INFO] [stdout]      |
[INFO] [stdout] 1131 |     fn get_sync_address(&self) -> Result<IrqWait, Error> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SetBroadcast`
[INFO] [stdout]    --> src/lib.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     SetBroadcast(A),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sc`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut sc = SyncConfig::default();
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> tests/rfm69.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ham::{Error, PacketReceiver, PacketSender};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sc`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut sc = SyncConfig::default();
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut sc = SyncConfig::default();
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut sc = SyncConfig::default();
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dm`
[INFO] [stdout]    --> tests/rfm69.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |     let dm = DioMapping::default().set_map(1, 0x02);
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_dm`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> tests/rfm69.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     rfm.set_dio_mapping(dm);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.03s
[INFO] running `Command { std: "docker" "inspect" "d02b1276e067061758bfb96c0cf15e9ff70523d18c54aa2d25a4fa1d513e2c0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02b1276e067061758bfb96c0cf15e9ff70523d18c54aa2d25a4fa1d513e2c0f", kill_on_drop: false }`
[INFO] [stdout] d02b1276e067061758bfb96c0cf15e9ff70523d18c54aa2d25a4fa1d513e2c0f
