[INFO] cloning repository https://github.com/aur3l14no/handle-bot-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aur3l14no/handle-bot-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faur3l14no%2Fhandle-bot-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faur3l14no%2Fhandle-bot-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50bc86c008b31f7ecdbb3690b3638fa1a8d75e9d
[INFO] checking aur3l14no/handle-bot-rust against master#bb89df6903539e7014b8db29bccd6a9ee9553122 for pr-121072
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faur3l14no%2Fhandle-bot-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aur3l14no/handle-bot-rust on toolchain bb89df6903539e7014b8db29bccd6a9ee9553122
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bb89df6903539e7014b8db29bccd6a9ee9553122" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aur3l14no/handle-bot-rust
[INFO] finished tweaking git repo https://github.com/aur3l14no/handle-bot-rust
[INFO] tweaked toml for git repo https://github.com/aur3l14no/handle-bot-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aur3l14no/handle-bot-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bb89df6903539e7014b8db29bccd6a9ee9553122" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking aur3l14no/handle-bot-rust against try#e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0 for pr-121072
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faur3l14no%2Fhandle-bot-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aur3l14no/handle-bot-rust on toolchain e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aur3l14no/handle-bot-rust
[INFO] finished tweaking git repo https://github.com/aur3l14no/handle-bot-rust
[INFO] tweaked toml for git repo https://github.com/aur3l14no/handle-bot-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/aur3l14no/handle-bot-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0" "fetch" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] checking aur3l14no/handle-bot-rust against try#e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0 for pr-121072
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faur3l14no%2Fhandle-bot-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aur3l14no/handle-bot-rust on toolchain e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aur3l14no/handle-bot-rust
[INFO] finished tweaking git repo https://github.com/aur3l14no/handle-bot-rust
[INFO] tweaked toml for git repo https://github.com/aur3l14no/handle-bot-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/aur3l14no/handle-bot-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0" "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 indicatif v0.16.2
[INFO] [stderr]   Downloaded quote v1.0.17
[INFO] [stderr]   Downloaded ndarray-npy v0.8.1
[INFO] [stderr]   Downloaded indexmap v1.8.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.30
[INFO] [stderr]   Downloaded ordered-float v2.10.0
[INFO] [stderr]   Downloaded itoa v1.0.1
[INFO] [stderr]   Downloaded thiserror v1.0.30
[INFO] [stderr]   Downloaded console v0.15.0
[INFO] [stderr]   Downloaded once_cell v1.10.0
[INFO] [stderr]   Downloaded terminal_size v0.1.17
[INFO] [stderr]   Downloaded serde v1.0.136
[INFO] [stderr]   Downloaded ryu v1.0.9
[INFO] [stderr]   Downloaded serde_json v1.0.79
[INFO] [stderr]   Downloaded ndarray v0.15.4
[INFO] [stderr]   Downloaded libc v0.2.121
[INFO] [stderr]   Downloaded pinyin v0.9.0
[INFO] [stderr]   Downloaded regex v1.5.5
[INFO] [stderr]   Downloaded syn v1.0.90
[INFO] [stderr]   Downloaded flate2 v1.0.22
[INFO] [stderr]   Downloaded py_literal v0.4.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded priority-queue v1.2.1
[INFO] [stderr]   Downloaded zip v0.5.13
[INFO] [stderr]   Downloaded serde_derive v1.0.136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3fe939c834d98e3b1e7861c3712b6ad5e2838e012d7a51f39498b574e22e26b
[INFO] running `Command { std: "docker" "start" "-a" "c3fe939c834d98e3b1e7861c3712b6ad5e2838e012d7a51f39498b574e22e26b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3fe939c834d98e3b1e7861c3712b6ad5e2838e012d7a51f39498b574e22e26b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3fe939c834d98e3b1e7861c3712b6ad5e2838e012d7a51f39498b574e22e26b", kill_on_drop: false }`
[INFO] [stdout] c3fe939c834d98e3b1e7861c3712b6ad5e2838e012d7a51f39498b574e22e26b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 351eebaf1856c3b3c5e726dafdfdc64518d50bf391c729847bd6d2a048425ce4
[INFO] running `Command { std: "docker" "start" "-a" "351eebaf1856c3b3c5e726dafdfdc64518d50bf391c729847bd6d2a048425ce4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling priority-queue v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling pinyin v0.9.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking py_literal v0.4.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking ndarray-npy v0.8.1
[INFO] [stderr]     Checking handle-bot-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]    --> src/bot.rs:152:18
[INFO] [stdout]     |
[INFO] [stdout] 151 | /             self.answer_candidates_index
[INFO] [stdout] 152 | |                 .drain_filter(|&mut j| self.feedback_map[[i, j]] != feedback);
[INFO] [stdout]     | |                 -^^^^^^^^^^^^ method not found in `Vec<usize>`
[INFO] [stdout]     | |_________________|
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]    --> src/bot.rs:152:18
[INFO] [stdout]     |
[INFO] [stdout] 151 | /             self.answer_candidates_index
[INFO] [stdout] 152 | |                 .drain_filter(|&mut j| self.feedback_map[[i, j]] != feedback);
[INFO] [stdout]     | |                 -^^^^^^^^^^^^ method not found in `Vec<usize>`
[INFO] [stdout]     | |_________________|
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]    --> src/bot.rs:154:42
[INFO] [stdout]     |
[INFO] [stdout] 154 |             self.answer_candidates_index.drain_filter(|&mut j| {
[INFO] [stdout]     |             -----------------------------^^^^^^^^^^^^ method not found in `Vec<usize>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]    --> src/bot.rs:154:42
[INFO] [stdout]     |
[INFO] [stdout] 154 |             self.answer_candidates_index.drain_filter(|&mut j| {
[INFO] [stdout]     |             -----------------------------^^^^^^^^^^^^ method not found in `Vec<usize>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]    --> src/bot.rs:163:14
[INFO] [stdout]     |
[INFO] [stdout] 162 | /         self.answer_candidates_index
[INFO] [stdout] 163 | |             .drain_filter(|&mut i| !self.all_idioms[i].contains(&hint));
[INFO] [stdout]     | |             -^^^^^^^^^^^^ method not found in `Vec<usize>`
[INFO] [stdout]     | |_____________|
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]    --> src/bot.rs:163:14
[INFO] [stdout]     |
[INFO] [stdout] 162 | /         self.answer_candidates_index
[INFO] [stdout] 163 | |             .drain_filter(|&mut i| !self.all_idioms[i].contains(&hint));
[INFO] [stdout]     | |             -^^^^^^^^^^^^ method not found in `Vec<usize>`
[INFO] [stdout]     | |_____________|
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[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 `handle-bot-rust` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors
[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 `handle-bot-rust` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "351eebaf1856c3b3c5e726dafdfdc64518d50bf391c729847bd6d2a048425ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "351eebaf1856c3b3c5e726dafdfdc64518d50bf391c729847bd6d2a048425ce4", kill_on_drop: false }`
[INFO] [stdout] 351eebaf1856c3b3c5e726dafdfdc64518d50bf391c729847bd6d2a048425ce4