[INFO] crate lora_serial 0.3.2 is already in cache
[INFO] checking lora_serial-0.3.2 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate lora_serial 0.3.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lora_serial 0.3.2 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate lora_serial 0.3.2
[INFO] finished tweaking crates.io crate lora_serial 0.3.2
[INFO] tweaked toml for crates.io crate lora_serial 0.3.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 594aaa7e6a2120285d0293e09eadad0c5e2ccd639f72101a025971c156445d6b
[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" "594aaa7e6a2120285d0293e09eadad0c5e2ccd639f72101a025971c156445d6b"`
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]     Checking serialport v3.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling thiserror-impl v1.0.10
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]     Checking thiserror v1.0.10
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.46
[INFO] [stderr]     Checking lora_serial v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0425]: cannot find value `source` in this scope
[INFO] [stderr]    --> src/lib.rs:304:9
[INFO] [stderr]     |
[INFO] [stderr] 304 |         inner: std::io::Error,
[INFO] [stderr]     |         ^^^^^ help: try: `Self::source`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `source` in this scope
[INFO] [stderr]    --> src/lib.rs:309:9
[INFO] [stderr]     |
[INFO] [stderr] 309 |         inner: serde_json::Error,
[INFO] [stderr]     |         ^^^^^ help: try: `Self::source`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `source` in this scope
[INFO] [stderr]    --> src/lib.rs:331:9
[INFO] [stderr]     |
[INFO] [stderr] 331 |         inner: serialport::Error,
[INFO] [stderr]     |         ^^^^^ help: try: `Self::source`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `debug`
[INFO] [stderr]  --> src/lib.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log::{debug, log_enabled, trace, Level::*};
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `source` in this scope
[INFO] [stderr]    --> src/lib.rs:304:9
[INFO] [stderr]     |
[INFO] [stderr] 304 |         inner: std::io::Error,
[INFO] [stderr]     |         ^^^^^ help: try: `Self::source`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `source` in this scope
[INFO] [stderr]    --> src/lib.rs:309:9
[INFO] [stderr]     |
[INFO] [stderr] 309 |         inner: serde_json::Error,
[INFO] [stderr]     |         ^^^^^ help: try: `Self::source`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `source` in this scope
[INFO] [stderr]    --> src/lib.rs:331:9
[INFO] [stderr]     |
[INFO] [stderr] 331 |         inner: serialport::Error,
[INFO] [stderr]     |         ^^^^^ help: try: `Self::source`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `debug`
[INFO] [stderr]  --> src/lib.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log::{debug, log_enabled, trace, Level::*};
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `lora_serial`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `lora_serial`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "594aaa7e6a2120285d0293e09eadad0c5e2ccd639f72101a025971c156445d6b"`
[INFO] running `"docker" "rm" "-f" "594aaa7e6a2120285d0293e09eadad0c5e2ccd639f72101a025971c156445d6b"`
[INFO] [stdout] 594aaa7e6a2120285d0293e09eadad0c5e2ccd639f72101a025971c156445d6b