[INFO] fetching crate avr-progmem 0.1.2... [INFO] testing avr-progmem-0.1.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate avr-progmem 0.1.2 into /workspace/builds/worker-46/source [INFO] validating manifest of crates.io crate avr-progmem 0.1.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate avr-progmem 0.1.2 [INFO] finished tweaking crates.io crate avr-progmem 0.1.2 [INFO] tweaked toml for crates.io crate avr-progmem 0.1.2 written to /workspace/builds/worker-46/source/Cargo.toml [INFO] crate crates.io crate avr-progmem 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ufmt-write v0.1.0 [INFO] [stderr] Downloaded ufmt-macros v0.1.1 [INFO] [stderr] Downloaded ufmt v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d7d1e73fedb7cc8d4a293d06f542a3dff05d791835fe65329ea021372ba48bf5 [INFO] running `Command { std: "docker" "start" "-a" "d7d1e73fedb7cc8d4a293d06f542a3dff05d791835fe65329ea021372ba48bf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7d1e73fedb7cc8d4a293d06f542a3dff05d791835fe65329ea021372ba48bf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7d1e73fedb7cc8d4a293d06f542a3dff05d791835fe65329ea021372ba48bf5", kill_on_drop: false }` [INFO] [stdout] d7d1e73fedb7cc8d4a293d06f542a3dff05d791835fe65329ea021372ba48bf5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba133ee8f203530c47efeab48869a0c509ef350a2c99c9447aee2b3597edf738 [INFO] running `Command { std: "docker" "start" "-a" "ba133ee8f203530c47efeab48869a0c509ef350a2c99c9447aee2b3597edf738", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling avr-progmem v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `size_bytes` [INFO] [stdout] --> src/lib.rs:658:6 [INFO] [stdout] | [INFO] [stdout] 658 | let size_bytes = size_bytes as u8; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_size_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:14:31 [INFO] [stdout] | [INFO] [stdout] 14 | #![cfg_attr(not(doc), feature(min_const_generics))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [optimized + debuginfo] target(s) in 7.97s [INFO] running `Command { std: "docker" "inspect" "ba133ee8f203530c47efeab48869a0c509ef350a2c99c9447aee2b3597edf738", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba133ee8f203530c47efeab48869a0c509ef350a2c99c9447aee2b3597edf738", kill_on_drop: false }` [INFO] [stdout] ba133ee8f203530c47efeab48869a0c509ef350a2c99c9447aee2b3597edf738 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a5b39ba036a38b866fbc992380483b98feba5c99aec79a826623fb20f5276d1 [INFO] running `Command { std: "docker" "start" "-a" "0a5b39ba036a38b866fbc992380483b98feba5c99aec79a826623fb20f5276d1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling ufmt-write v0.1.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling panic-halt v0.2.0 [INFO] [stderr] Compiling avr-progmem v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `size_bytes` [INFO] [stdout] --> src/lib.rs:658:6 [INFO] [stdout] | [INFO] [stdout] 658 | let size_bytes = size_bytes as u8; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_size_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:14:31 [INFO] [stdout] | [INFO] [stdout] 14 | #![cfg_attr(not(doc), feature(min_const_generics))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling ufmt-macros v0.1.1 [INFO] [stderr] Compiling ufmt v0.1.0 [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `arduino_uno` [INFO] [stdout] --> examples/printer/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use arduino_uno::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^ use of undeclared crate or module `arduino_uno` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> examples/uno-serial.rs:119:2 [INFO] [stdout] | [INFO] [stdout] 115 | std::process::exit(0); [INFO] [stdout] | --------------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 119 | / loop { [INFO] [stdout] 120 | | // Done, just do nothing [INFO] [stdout] 121 | | } [INFO] [stdout] | |_____^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `avr-progmem` due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `size_bytes` [INFO] [stdout] --> src/lib.rs:658:6 [INFO] [stdout] | [INFO] [stdout] 658 | let size_bytes = size_bytes as u8; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_size_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:14:31 [INFO] [stdout] | [INFO] [stdout] 14 | #![cfg_attr(not(doc), feature(min_const_generics))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "0a5b39ba036a38b866fbc992380483b98feba5c99aec79a826623fb20f5276d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a5b39ba036a38b866fbc992380483b98feba5c99aec79a826623fb20f5276d1", kill_on_drop: false }` [INFO] [stdout] 0a5b39ba036a38b866fbc992380483b98feba5c99aec79a826623fb20f5276d1