[INFO] fetching crate intercom-common 0.3.0... [INFO] testing intercom-common-0.3.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate intercom-common 0.3.0 into /workspace/builds/worker-117/source [INFO] validating manifest of crates.io crate intercom-common 0.3.0 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 crates.io crate intercom-common 0.3.0 [INFO] finished tweaking crates.io crate intercom-common 0.3.0 [INFO] tweaked toml for crates.io crate intercom-common 0.3.0 written to /workspace/builds/worker-117/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 08b4c46d048618684f589dfa0d36e92debdfaeeb3145b77dfe9de3b4a7ce36b0 [INFO] running `Command { std: "docker" "start" "-a" "08b4c46d048618684f589dfa0d36e92debdfaeeb3145b77dfe9de3b4a7ce36b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08b4c46d048618684f589dfa0d36e92debdfaeeb3145b77dfe9de3b4a7ce36b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08b4c46d048618684f589dfa0d36e92debdfaeeb3145b77dfe9de3b4a7ce36b0", kill_on_drop: false }` [INFO] [stdout] 08b4c46d048618684f589dfa0d36e92debdfaeeb3145b77dfe9de3b4a7ce36b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 6de532cb69a1f3ca4aa2b0f64d0860521f5b0ccd6bfd006675e00c5b01cac304 [INFO] running `Command { std: "docker" "start" "-a" "6de532cb69a1f3ca4aa2b0f64d0860521f5b0ccd6bfd006675e00c5b01cac304", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling pest v0.3.3 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling sha1 v0.3.0 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Compiling addr2line v0.16.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling object v0.26.2 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling handlebars v0.29.1 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling intercom-common v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(non_exhaustive)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `non_exhaustive` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/generators/idl.rs:335:18 [INFO] [stdout] | [INFO] [stdout] 335 | t => IdlTypeInfo::get_idl_name_for_custom_type( krate, t, ts_config ), [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/generators/cpp.rs:164:18 [INFO] [stdout] | [INFO] [stdout] 164 | t => CppTypeInfo::get_cpp_name_for_custom_type( krate, t, ts_config ), [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `intercom-common` due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6de532cb69a1f3ca4aa2b0f64d0860521f5b0ccd6bfd006675e00c5b01cac304", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6de532cb69a1f3ca4aa2b0f64d0860521f5b0ccd6bfd006675e00c5b01cac304", kill_on_drop: false }` [INFO] [stdout] 6de532cb69a1f3ca4aa2b0f64d0860521f5b0ccd6bfd006675e00c5b01cac304