[INFO] fetching crate vec-with-gaps 0.7.0...
[INFO] checking vec-with-gaps-0.7.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate vec-with-gaps 0.7.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate vec-with-gaps 0.7.0
[INFO] finished tweaking crates.io crate vec-with-gaps 0.7.0
[INFO] tweaked toml for crates.io crate vec-with-gaps 0.7.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vec-with-gaps 0.7.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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 82 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.6.0)
[INFO] [stderr]       Adding itertools v0.8.2 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pcg v4.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcb84ea6daab1e070831843f78f32190fa84134f80f53e7310449bf17cf6df25
[INFO] running `Command { std: "docker" "start" "-a" "bcb84ea6daab1e070831843f78f32190fa84134f80f53e7310449bf17cf6df25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcb84ea6daab1e070831843f78f32190fa84134f80f53e7310449bf17cf6df25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcb84ea6daab1e070831843f78f32190fa84134f80f53e7310449bf17cf6df25", kill_on_drop: false }`
[INFO] [stdout] bcb84ea6daab1e070831843f78f32190fa84134f80f53e7310449bf17cf6df25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b327b05df8ac1a0d3a9dd482f828da8db842df7242bcc945a2e8c8389a24e093
[INFO] running `Command { std: "docker" "start" "-a" "b327b05df8ac1a0d3a9dd482f828da8db842df7242bcc945a2e8c8389a24e093", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking pcg v4.1.0
[INFO] [stderr]     Checking vec-with-gaps v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `else`, or an operator, found `:`
[INFO] [stdout]     --> src/lib.rs:1359:76
[INFO] [stdout]      |
[INFO] [stdout] 1359 |         let ought: usize = amount_to_add + ss.iter().map(|i| i.len()).sum(): usize;
[INFO] [stdout]      |                                                                            ^ expected one of `.`, `;`, `?`, `else`, or an operator
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `generic_associated_types` has been stable since 1.65.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     generic_associated_types,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr] error: could not compile `vec-with-gaps` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b327b05df8ac1a0d3a9dd482f828da8db842df7242bcc945a2e8c8389a24e093", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b327b05df8ac1a0d3a9dd482f828da8db842df7242bcc945a2e8c8389a24e093", kill_on_drop: false }`
[INFO] [stdout] b327b05df8ac1a0d3a9dd482f828da8db842df7242bcc945a2e8c8389a24e093