[INFO] fetching crate filedupes 0.1.1...
[INFO] checking filedupes-0.1.1 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate filedupes 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate filedupes 0.1.1 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.21)
[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" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 530e23b1d24c9b350d39d704ef3c62fdd2b623d0049220fb91aa8c0b514fdfc0
[INFO] running `Command { std: "docker" "start" "-a" "530e23b1d24c9b350d39d704ef3c62fdd2b623d0049220fb91aa8c0b514fdfc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "530e23b1d24c9b350d39d704ef3c62fdd2b623d0049220fb91aa8c0b514fdfc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530e23b1d24c9b350d39d704ef3c62fdd2b623d0049220fb91aa8c0b514fdfc0", kill_on_drop: false }`
[INFO] [stdout] 530e23b1d24c9b350d39d704ef3c62fdd2b623d0049220fb91aa8c0b514fdfc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c83d78079cedec8a46d0d514d56a8c6b291b2f43bec3b79a362fe75b024b4d6d
[INFO] running `Command { std: "docker" "start" "-a" "c83d78079cedec8a46d0d514d56a8c6b291b2f43bec3b79a362fe75b024b4d6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking file v1.1.2
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking pretty-bytes v0.2.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking 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[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<FileContent>` in the current scope
[INFO] [stdout]   --> src/lib.rs:78:51
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let duplicates: Vec<FileContent> = checks.drain_filter(|checked| *checked == *orig)
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^ method not found in `&mut Vec<FileContent>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for mutable reference `&mut Vec<FileContent>` in the current scope
[INFO] [stdout]   --> src/lib.rs:78:51
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let duplicates: Vec<FileContent> = checks.drain_filter(|checked| *checked == *orig)
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^ method not found in `&mut Vec<FileContent>`
[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] [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] [stderr] error: could not compile `filedupes` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c83d78079cedec8a46d0d514d56a8c6b291b2f43bec3b79a362fe75b024b4d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c83d78079cedec8a46d0d514d56a8c6b291b2f43bec3b79a362fe75b024b4d6d", kill_on_drop: false }`
[INFO] [stdout] c83d78079cedec8a46d0d514d56a8c6b291b2f43bec3b79a362fe75b024b4d6d
