[INFO] fetching crate herald 0.1.0... [INFO] checking herald-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate herald 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate herald 0.1.0 [INFO] finished tweaking crates.io crate herald 0.1.0 [INFO] tweaked toml for crates.io crate herald 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate herald 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 22 packages to latest compatible versions [INFO] [stderr] Adding futures-channel-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-core-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-executor-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-io-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-sink-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-util-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding rxrust v0.8.3 (available: v0.15.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cb098d2f313a25b3873d8ad93730eac14a16ab629fc2ccc5091d75dfa7a83673 [INFO] running `Command { std: "docker" "start" "-a" "cb098d2f313a25b3873d8ad93730eac14a16ab629fc2ccc5091d75dfa7a83673", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb098d2f313a25b3873d8ad93730eac14a16ab629fc2ccc5091d75dfa7a83673", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb098d2f313a25b3873d8ad93730eac14a16ab629fc2ccc5091d75dfa7a83673", kill_on_drop: false }` [INFO] [stdout] cb098d2f313a25b3873d8ad93730eac14a16ab629fc2ccc5091d75dfa7a83673 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0990a8f398098c076b8612a8f16c53662a6eecc212b4a61d12c3616f0adbcc58 [INFO] running `Command { std: "docker" "start" "-a" "0990a8f398098c076b8612a8f16c53662a6eecc212b4a61d12c3616f0adbcc58", kill_on_drop: false }` [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Checking slab v0.4.11 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking num_cpus v1.17.0 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.18 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.18 [INFO] [stderr] Checking futures-timer v0.3.0 [INFO] [stderr] Checking rxrust v0.8.3 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rxrust-0.8.3/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(external_doc, specialization, drain_filter, test, decl_macro)] [INFO] [stdout] | ^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0; see for more information [INFO] [stdout] = note: use #[doc = include_str!("filename")] instead, which handles macro invocations [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `drain_filter` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rxrust-0.8.3/src/lib.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(external_doc, specialization, drain_filter, test, decl_macro)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `drain_filter` found for mutable reference `&mut Vec` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rxrust-0.8.3/src/observer.rs:130:10 [INFO] [stdout] | [INFO] [stdout] 130 | self.drain_filter(|subscriber| { [INFO] [stdout] | -----^^^^^^^^^^^^ method not found in `&mut Vec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rxrust` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0990a8f398098c076b8612a8f16c53662a6eecc212b4a61d12c3616f0adbcc58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0990a8f398098c076b8612a8f16c53662a6eecc212b4a61d12c3616f0adbcc58", kill_on_drop: false }` [INFO] [stdout] 0990a8f398098c076b8612a8f16c53662a6eecc212b4a61d12c3616f0adbcc58