[INFO] fetching crate hebo_codec 0.1.2...
[INFO] testing hebo_codec-0.1.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate hebo_codec 0.1.2 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate hebo_codec 0.1.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hebo_codec 0.1.2
[INFO] finished tweaking crates.io crate hebo_codec 0.1.2
[INFO] tweaked toml for crates.io crate hebo_codec 0.1.2 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate hebo_codec 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ac81919e8241125ff8ac4abab3eaea49e45f9b4bb8f193f4a9fe83c44633c66
[INFO] running `Command { std: "docker" "start" "-a" "7ac81919e8241125ff8ac4abab3eaea49e45f9b4bb8f193f4a9fe83c44633c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ac81919e8241125ff8ac4abab3eaea49e45f9b4bb8f193f4a9fe83c44633c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac81919e8241125ff8ac4abab3eaea49e45f9b4bb8f193f4a9fe83c44633c66", kill_on_drop: false }`
[INFO] [stdout] 7ac81919e8241125ff8ac4abab3eaea49e45f9b4bb8f193f4a9fe83c44633c66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 829baf496acf0dcadb15e57b22ee9773b69f94813042532ce2b9e257556336c7
[INFO] running `Command { std: "docker" "start" "-a" "829baf496acf0dcadb15e57b22ee9773b69f94813042532ce2b9e257556336c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling hebo_codec v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.27s
[INFO] running `Command { std: "docker" "inspect" "829baf496acf0dcadb15e57b22ee9773b69f94813042532ce2b9e257556336c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829baf496acf0dcadb15e57b22ee9773b69f94813042532ce2b9e257556336c7", kill_on_drop: false }`
[INFO] [stdout] 829baf496acf0dcadb15e57b22ee9773b69f94813042532ce2b9e257556336c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ac48a9f2fccac024e0de293951568792aeefd42819e214d03ac1b04cae6a76b
[INFO] running `Command { std: "docker" "start" "-a" "5ac48a9f2fccac024e0de293951568792aeefd42819e214d03ac1b04cae6a76b", kill_on_drop: false }`
[INFO] [stderr]    Compiling hebo_codec v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `codec`
[INFO] [stdout]  --> examples/parse_topic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use codec::topic::Topic;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `codec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Topic`
[INFO] [stdout]  --> examples/parse_topic.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let t_sys = Topic::parse("$SYS/dev/cpu/+").unwrap();
[INFO] [stdout]   |                 ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 1 | use hebo_codec::Topic;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hebo_codec` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `t_sys`
[INFO] [stdout]    --> src/topic.rs:333:13
[INFO] [stdout]     |
[INFO] [stdout] 333 |         let t_sys = t_sys.unwrap();
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_sys`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_any`
[INFO] [stdout]    --> src/topic.rs:335:13
[INFO] [stdout]     |
[INFO] [stdout] 335 |         let t_any = Topic::parse("#").unwrap();
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_any`
[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" "5ac48a9f2fccac024e0de293951568792aeefd42819e214d03ac1b04cae6a76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac48a9f2fccac024e0de293951568792aeefd42819e214d03ac1b04cae6a76b", kill_on_drop: false }`
[INFO] [stdout] 5ac48a9f2fccac024e0de293951568792aeefd42819e214d03ac1b04cae6a76b