[INFO] fetching crate rfm9x 0.1.2...
[INFO] testing rfm9x-0.1.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate rfm9x 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config
[INFO] started tweaking crates.io crate rfm9x 0.1.2
[INFO] finished tweaking crates.io crate rfm9x 0.1.2
[INFO] tweaked toml for crates.io crate rfm9x 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rfm9x 0.1.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rfm9x 0.1.2 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbb528680354c1a42f45f5e2678db64f60ecbf5a8e273eb2c0846d82b302e031
[INFO] running `Command { std: "docker" "start" "-a" "cbb528680354c1a42f45f5e2678db64f60ecbf5a8e273eb2c0846d82b302e031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb528680354c1a42f45f5e2678db64f60ecbf5a8e273eb2c0846d82b302e031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb528680354c1a42f45f5e2678db64f60ecbf5a8e273eb2c0846d82b302e031", kill_on_drop: false }`
[INFO] [stdout] cbb528680354c1a42f45f5e2678db64f60ecbf5a8e273eb2c0846d82b302e031
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24e1966314ff9b424179ad33233f65399e4b7d48c150104ab2345fd8df4e0ed7
[INFO] running `Command { std: "docker" "start" "-a" "24e1966314ff9b424179ad33233f65399e4b7d48c150104ab2345fd8df4e0ed7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rppal v0.11.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling rfm9x v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `old_mode`, `new_mode`, and `set_mode` are never read
[INFO] [stdout]    --> src/rfm95.rs:196:2
[INFO] [stdout]     |
[INFO] [stdout] 195 | pub struct ModeChangeFailedErrorInfo {
[INFO] [stdout]     |            ------------------------- fields in this struct
[INFO] [stdout] 196 |     old_mode: u8,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 197 |     new_mode: Mode,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 198 |     set_mode: u8
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ModeChangeFailedErrorInfo` 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 2.87s
[INFO] running `Command { std: "docker" "inspect" "24e1966314ff9b424179ad33233f65399e4b7d48c150104ab2345fd8df4e0ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24e1966314ff9b424179ad33233f65399e4b7d48c150104ab2345fd8df4e0ed7", kill_on_drop: false }`
[INFO] [stdout] 24e1966314ff9b424179ad33233f65399e4b7d48c150104ab2345fd8df4e0ed7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a92cb5aacc00ee69128e2a31966c9807895149d3195c37f25f061a3e0dc8279
[INFO] running `Command { std: "docker" "start" "-a" "6a92cb5aacc00ee69128e2a31966c9807895149d3195c37f25f061a3e0dc8279", kill_on_drop: false }`
[INFO] [stdout] warning: fields `old_mode`, `new_mode`, and `set_mode` are never read
[INFO] [stdout]    --> src/rfm95.rs:196:2
[INFO] [stdout]     |
[INFO] [stdout] 195 | pub struct ModeChangeFailedErrorInfo {
[INFO] [stdout]     |            ------------------------- fields in this struct
[INFO] [stdout] 196 |     old_mode: u8,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 197 |     new_mode: Mode,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 198 |     set_mode: u8
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ModeChangeFailedErrorInfo` 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]    Compiling rfm9x v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `old_mode`, `new_mode`, and `set_mode` are never read
[INFO] [stdout]    --> src/rfm95.rs:196:2
[INFO] [stdout]     |
[INFO] [stdout] 195 | pub struct ModeChangeFailedErrorInfo {
[INFO] [stdout]     |            ------------------------- fields in this struct
[INFO] [stdout] 196 |     old_mode: u8,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 197 |     new_mode: Mode,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 198 |     set_mode: u8
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ModeChangeFailedErrorInfo` 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 `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "6a92cb5aacc00ee69128e2a31966c9807895149d3195c37f25f061a3e0dc8279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a92cb5aacc00ee69128e2a31966c9807895149d3195c37f25f061a3e0dc8279", kill_on_drop: false }`
[INFO] [stdout] 6a92cb5aacc00ee69128e2a31966c9807895149d3195c37f25f061a3e0dc8279
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c464a2e1846f6ed2c51407bc9ae547345d70b15dd714ac7bd91221fa15b52bc
[INFO] running `Command { std: "docker" "start" "-a" "9c464a2e1846f6ed2c51407bc9ae547345d70b15dd714ac7bd91221fa15b52bc", kill_on_drop: false }`
[INFO] [stderr] warning: fields `old_mode`, `new_mode`, and `set_mode` are never read
[INFO] [stderr]    --> src/rfm95.rs:196:2
[INFO] [stderr]     |
[INFO] [stderr] 195 | pub struct ModeChangeFailedErrorInfo {
[INFO] [stderr]     |            ------------------------- fields in this struct
[INFO] [stderr] 196 |     old_mode: u8,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 197 |     new_mode: Mode,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 198 |     set_mode: u8
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ModeChangeFailedErrorInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rfm9x` (lib) generated 1 warning
[INFO] [stderr] warning: `rfm9x` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rfm9x-4cc4eaa9dfdb1a28)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rfm9x
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9c464a2e1846f6ed2c51407bc9ae547345d70b15dd714ac7bd91221fa15b52bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c464a2e1846f6ed2c51407bc9ae547345d70b15dd714ac7bd91221fa15b52bc", kill_on_drop: false }`
[INFO] [stdout] 9c464a2e1846f6ed2c51407bc9ae547345d70b15dd714ac7bd91221fa15b52bc