[INFO] fetching crate vec-with-gaps 0.7.0...
[INFO] testing vec-with-gaps-0.7.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate vec-with-gaps 0.7.0 into /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vec-with-gaps 0.7.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 79 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding itertools v0.8.2 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.5.1
[INFO] [stderr]   Downloaded pcg v4.1.0
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded csv-core v0.1.13
[INFO] [stderr]   Downloaded textwrap v0.11.0
[INFO] [stderr]   Downloaded serde_cbor v0.11.2
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] [stderr]   Downloaded clap v2.34.0
[INFO] [stderr]   Downloaded csv v1.4.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fec6ed6a07ceba9600e2302290a45cd9b1c64f8009379604f732a8e09571347d
[INFO] running `Command { std: "docker" "start" "-a" "fec6ed6a07ceba9600e2302290a45cd9b1c64f8009379604f732a8e09571347d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fec6ed6a07ceba9600e2302290a45cd9b1c64f8009379604f732a8e09571347d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec6ed6a07ceba9600e2302290a45cd9b1c64f8009379604f732a8e09571347d", kill_on_drop: false }`
[INFO] [stdout] fec6ed6a07ceba9600e2302290a45cd9b1c64f8009379604f732a8e09571347d
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e23def28d971e0c9cddc903d6fe6c88f4c6bf984ae54cb7a0b3d36f0bb089c0d
[INFO] running `Command { std: "docker" "start" "-a" "e23def28d971e0c9cddc903d6fe6c88f4c6bf984ae54cb7a0b3d36f0bb089c0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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] error: could not compile `vec-with-gaps` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e23def28d971e0c9cddc903d6fe6c88f4c6bf984ae54cb7a0b3d36f0bb089c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23def28d971e0c9cddc903d6fe6c88f4c6bf984ae54cb7a0b3d36f0bb089c0d", kill_on_drop: false }`
[INFO] [stdout] e23def28d971e0c9cddc903d6fe6c88f4c6bf984ae54cb7a0b3d36f0bb089c0d
