[INFO] cloning repository https://github.com/Apsu/layout_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Apsu/layout_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FApsu%2Flayout_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FApsu%2Flayout_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e97cd96662b3a23897dbe8ada41580622522e8d
[INFO] checking Apsu/layout_generator against try#b4c55082edd8dec08ce8af276d7054d9c4db20c4 for pr-147984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FApsu%2Flayout_generator" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Apsu/layout_generator
[INFO] finished tweaking git repo https://github.com/Apsu/layout_generator
[INFO] tweaked toml for git repo https://github.com/Apsu/layout_generator written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Apsu/layout_generator on toolchain b4c55082edd8dec08ce8af276d7054d9c4db20c4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Apsu/layout_generator 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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba66543d7595b1efd18fe2e0c683292baf569f53ab6fe9c1c531d54093d4a0b5
[INFO] running `Command { std: "docker" "start" "-a" "ba66543d7595b1efd18fe2e0c683292baf569f53ab6fe9c1c531d54093d4a0b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba66543d7595b1efd18fe2e0c683292baf569f53ab6fe9c1c531d54093d4a0b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba66543d7595b1efd18fe2e0c683292baf569f53ab6fe9c1c531d54093d4a0b5", kill_on_drop: false }`
[INFO] [stdout] ba66543d7595b1efd18fe2e0c683292baf569f53ab6fe9c1c531d54093d4a0b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 204a2da046b0114bdda8d5a09659269e29158ed62ac8fc41d824f5770ce3a5ef
[INFO] running `Command { std: "docker" "start" "-a" "204a2da046b0114bdda8d5a09659269e29158ed62ac8fc41d824f5770ce3a5ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling smallmap v1.3.4
[INFO] [stderr]     Checking os_str_bytes v6.0.1
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking rgb v0.8.32
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking ansi_rgb v0.3.0 (https://github.com/O-X-E-Y/ansi_rgb#f411c362)
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking fastrand v1.6.0
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/smallmap-1.3.4/src/lib.rs:31:30
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![cfg_attr(nightly, feature(drain_filter))] 
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<Page<K, V>>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/smallmap-1.3.4/src/lib.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |     self.0.drain_filter(|x| x.len() <1);
[INFO] [stdout]     |            ^^^^^^^^^^^^ method not found in `Vec<Page<K, V>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/smallmap-1.3.4/src/lib.rs:271:23
[INFO] [stdout]     |
[INFO] [stdout] 271 |     self.0.drain_filter(|x| x.len() <1);
[INFO] [stdout]     |                          ^  - type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 271 |     self.0.drain_filter(|x: /* Type */| x.len() <1);
[INFO] [stdout]     |                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/smallmap-1.3.4/src/lib.rs:271:35
[INFO] [stdout]     |
[INFO] [stdout] 229 | impl<K,V> Map<K,V>
[INFO] [stdout]     |      - expected this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 271 |     self.0.drain_filter(|x| x.len() <1);
[INFO] [stdout]     |                                      ^ expected type parameter `K`, found integer
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type parameter `K`
[INFO] [stdout]                          found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0308, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `smallmap` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "204a2da046b0114bdda8d5a09659269e29158ed62ac8fc41d824f5770ce3a5ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "204a2da046b0114bdda8d5a09659269e29158ed62ac8fc41d824f5770ce3a5ef", kill_on_drop: false }`
[INFO] [stdout] 204a2da046b0114bdda8d5a09659269e29158ed62ac8fc41d824f5770ce3a5ef
