[INFO] fetching crate rcnb-rs 0.1.0...
[INFO] checking rcnb-rs-0.1.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate rcnb-rs 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rcnb-rs 0.1.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rcnb-rs 0.1.0
[INFO] finished tweaking crates.io crate rcnb-rs 0.1.0
[INFO] tweaked toml for crates.io crate rcnb-rs 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate rcnb-rs 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34b6cfbcfceb7f6bd549ecc2368a8640543abe94dc7c1e01b7fd4fe0a83f5cf4
[INFO] running `Command { std: "docker" "start" "-a" "34b6cfbcfceb7f6bd549ecc2368a8640543abe94dc7c1e01b7fd4fe0a83f5cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34b6cfbcfceb7f6bd549ecc2368a8640543abe94dc7c1e01b7fd4fe0a83f5cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b6cfbcfceb7f6bd549ecc2368a8640543abe94dc7c1e01b7fd4fe0a83f5cf4", kill_on_drop: false }`
[INFO] [stdout] 34b6cfbcfceb7f6bd549ecc2368a8640543abe94dc7c1e01b7fd4fe0a83f5cf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88458fed5d08547f389859c12f733dd9ac6d26d3308bd648150d373d89f4d0eb
[INFO] running `Command { std: "docker" "start" "-a" "88458fed5d08547f389859c12f733dd9ac6d26d3308bd648150d373d89f4d0eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]     Checking utf8-width v0.1.4
[INFO] [stderr]    Compiling paste v1.0.0
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking byte-unit v4.0.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]     Checking argh v0.1.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking rcnb-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rcnb_rs::encode_str`
[INFO] [stdout]  --> tests/ratio.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rcnb_rs::encode_str;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ no `encode_str` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcnb-rs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "88458fed5d08547f389859c12f733dd9ac6d26d3308bd648150d373d89f4d0eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88458fed5d08547f389859c12f733dd9ac6d26d3308bd648150d373d89f4d0eb", kill_on_drop: false }`
[INFO] [stdout] 88458fed5d08547f389859c12f733dd9ac6d26d3308bd648150d373d89f4d0eb