[INFO] fetching crate filedupes 0.1.1... [INFO] testing filedupes-0.1.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate filedupes 0.1.1 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate filedupes 0.1.1 [INFO] finished tweaking crates.io crate filedupes 0.1.1 [INFO] tweaked toml for crates.io crate filedupes 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate filedupes 0.1.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 41 packages to latest compatible versions [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.46) [INFO] [stderr] Adding sha1 v0.6.1 (available: v0.10.6) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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 file v1.1.2 [INFO] [stderr] Downloaded pretty-bytes v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0cf3cd60cf308869f4b62818571b497bf3ce1e73e4591bad82dffbdee9c62165 [INFO] running `Command { std: "docker" "start" "-a" "0cf3cd60cf308869f4b62818571b497bf3ce1e73e4591bad82dffbdee9c62165", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0cf3cd60cf308869f4b62818571b497bf3ce1e73e4591bad82dffbdee9c62165", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cf3cd60cf308869f4b62818571b497bf3ce1e73e4591bad82dffbdee9c62165", kill_on_drop: false }` [INFO] [stdout] 0cf3cd60cf308869f4b62818571b497bf3ce1e73e4591bad82dffbdee9c62165 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 263676be0157dbeb213eeaca318b09065a167b1f3acd374317a311198802bc87 [INFO] running `Command { std: "docker" "start" "-a" "263676be0157dbeb213eeaca318b09065a167b1f3acd374317a311198802bc87", kill_on_drop: false }` [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling sha1_smol v1.0.1 [INFO] [stderr] Compiling pretty-bytes v0.2.2 [INFO] [stderr] Compiling sha1 v0.6.1 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling filedupes v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0635]: unknown feature `drain_filter` [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(drain_filter)] [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] --> src/lib.rs:78:51 [INFO] [stdout] | [INFO] [stdout] 78 | let duplicates: Vec = checks.drain_filter(|checked| *checked == *orig) [INFO] [stdout] | ^^^^^^^^^^^^ method not found in `&mut Vec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `filedupes` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "263676be0157dbeb213eeaca318b09065a167b1f3acd374317a311198802bc87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "263676be0157dbeb213eeaca318b09065a167b1f3acd374317a311198802bc87", kill_on_drop: false }` [INFO] [stdout] 263676be0157dbeb213eeaca318b09065a167b1f3acd374317a311198802bc87