[INFO] cloning repository https://github.com/Q3-113/url-shortener [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Q3-113/url-shortener" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQ3-113%2Furl-shortener", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQ3-113%2Furl-shortener'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 460dbf66ed67cd6c1d05561fa724232fe8307380 [INFO] testing Q3-113/url-shortener against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQ3-113%2Furl-shortener" "/workspace/builds/worker-76/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-76/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Q3-113/url-shortener on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Q3-113/url-shortener [INFO] finished tweaking git repo https://github.com/Q3-113/url-shortener [INFO] tweaked toml for git repo https://github.com/Q3-113/url-shortener written to /workspace/builds/worker-76/source/Cargo.toml [INFO] crate git repo https://github.com/Q3-113/url-shortener already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 validator_types v0.11.0 [INFO] [stderr] Downloaded validator v0.11.0 [INFO] [stderr] Downloaded base-62 v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c9c8b6e920c27991ff57bb68baeef5cb8270cad8dab36223f0e1176245bcffa5 [INFO] running `Command { std: "docker" "start" "-a" "c9c8b6e920c27991ff57bb68baeef5cb8270cad8dab36223f0e1176245bcffa5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9c8b6e920c27991ff57bb68baeef5cb8270cad8dab36223f0e1176245bcffa5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9c8b6e920c27991ff57bb68baeef5cb8270cad8dab36223f0e1176245bcffa5", kill_on_drop: false }` [INFO] [stdout] c9c8b6e920c27991ff57bb68baeef5cb8270cad8dab36223f0e1176245bcffa5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ddcce19267c3fac3de5079c7afa7db93e4a1f04915f1642d3cc99866f50d4a51 [INFO] running `Command { std: "docker" "start" "-a" "ddcce19267c3fac3de5079c7afa7db93e4a1f04915f1642d3cc99866f50d4a51", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling subtle v2.3.0 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling zeroize v1.1.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling gimli v0.23.0 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling smallvec v1.5.0 [INFO] [stderr] Compiling state v0.4.2 [INFO] [stderr] Compiling object v0.22.0 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Compiling rustc-demangle v0.1.18 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling validator_types v0.11.0 [INFO] [stderr] Compiling urlencoding v1.1.1 [INFO] [stderr] Compiling hex v0.4.2 [INFO] [stderr] Compiling tinyvec v1.0.1 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling rocket_codegen v0.4.6 [INFO] [stderr] Compiling rocket v0.4.6 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling block-cipher-trait v0.6.2 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling aead v0.2.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling devise_core v0.2.0 [INFO] [stderr] Compiling crypto-mac v0.7.0 [INFO] [stderr] Compiling aes-soft v0.3.3 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/devise_core-0.2.0/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(proc_macro_diagnostic, proc_macro_span)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/devise_core-0.2.0/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(crate_visibility_modifier)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/devise_core-0.2.0/src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(concat_idents)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `devise_core` due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ddcce19267c3fac3de5079c7afa7db93e4a1f04915f1642d3cc99866f50d4a51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddcce19267c3fac3de5079c7afa7db93e4a1f04915f1642d3cc99866f50d4a51", kill_on_drop: false }` [INFO] [stdout] ddcce19267c3fac3de5079c7afa7db93e4a1f04915f1642d3cc99866f50d4a51