[INFO] cloning repository https://github.com/divinerapier/hwrustbrain-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/divinerapier/hwrustbrain-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivinerapier%2Fhwrustbrain-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivinerapier%2Fhwrustbrain-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e48b0a46f1ad5e6f92943e852b95eaaff3e9d5de
[INFO] checking divinerapier/hwrustbrain-code/e48b0a46f1ad5e6f92943e852b95eaaff3e9d5de against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivinerapier%2Fhwrustbrain-code" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/divinerapier/hwrustbrain-code on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/divinerapier/hwrustbrain-code
[INFO] finished tweaking git repo https://github.com/divinerapier/hwrustbrain-code
[INFO] tweaked toml for git repo https://github.com/divinerapier/hwrustbrain-code written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/divinerapier/hwrustbrain-code 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-lite v0.2.6
[INFO] [stderr]   Downloaded tokio v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b794b2d1683978dce784ccd1a0631bb82f2fa0bb247d3e2a615fafa4954f206
[INFO] running `Command { std: "docker" "start" "-a" "3b794b2d1683978dce784ccd1a0631bb82f2fa0bb247d3e2a615fafa4954f206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b794b2d1683978dce784ccd1a0631bb82f2fa0bb247d3e2a615fafa4954f206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b794b2d1683978dce784ccd1a0631bb82f2fa0bb247d3e2a615fafa4954f206", kill_on_drop: false }`
[INFO] [stdout] 3b794b2d1683978dce784ccd1a0631bb82f2fa0bb247d3e2a615fafa4954f206
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2a8d6ce01dd3214ba9d3f422af3938f76ce235a76c1509a58b66ba1f9835555
[INFO] running `Command { std: "docker" "start" "-a" "b2a8d6ce01dd3214ba9d3f422af3938f76ce235a76c1509a58b66ba1f9835555", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking string_length v0.1.0 (/opt/rustwide/workdir/string_length)
[INFO] [stderr]     Checking linked_list v0.1.0 (/opt/rustwide/workdir/linked_list)
[INFO] [stderr]     Checking gordian_knot v0.1.0 (/opt/rustwide/workdir/gordian_knot)
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling tokio v1.7.0
[INFO] [stderr]     Checking reboot_universe v0.1.0 (/opt/rustwide/workdir/reboot_universe)
[INFO] [stderr]     Checking byte_sized v0.1.0 (/opt/rustwide/workdir/byte_sized)
[INFO] [stdout] warning: field `elem` is never read
[INFO] [stdout]  --> linked_list/src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Node {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 8 |     elem: i32,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking morse_code v0.1.0 (/opt/rustwide/workdir/morse_code)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking double_or_nothing_working v0.1.0 (/opt/rustwide/workdir/double_or_nothing_working)
[INFO] [stderr]     Checking there_and_back v0.1.0 (/opt/rustwide/workdir/there_and_back)
[INFO] [stderr]     Checking byte_sized_wrap v0.1.0 (/opt/rustwide/workdir/byte_sized_wrap)
[INFO] [stdout] error[E0505]: cannot move out of `document` because it is borrowed
[INFO] [stdout]   --> gordian_knot/src/main.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 8  |     let mut document = Parser {
[INFO] [stdout]    |         ------------ binding `document` declared here
[INFO] [stdout] ...
[INFO] [stdout] 12 |     document.subtext = &document.body;
[INFO] [stdout]    |                        -------------- borrow of `document.body` occurs here
[INFO] [stdout] 13 |
[INFO] [stdout] 14 |     let b = document;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             move out of `document` occurs here
[INFO] [stdout]    |             borrow later used here
[INFO] [stdout]    |
[INFO] [stdout] help: consider cloning the value if the performance cost is acceptable
[INFO] [stdout]    |
[INFO] [stdout] 12 |     document.subtext = &document.body.clone();
[INFO] [stdout]    |                                      ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0505`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gordian_knot` (bin "gordian_knot" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b2a8d6ce01dd3214ba9d3f422af3938f76ce235a76c1509a58b66ba1f9835555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a8d6ce01dd3214ba9d3f422af3938f76ce235a76c1509a58b66ba1f9835555", kill_on_drop: false }`
[INFO] [stdout] b2a8d6ce01dd3214ba9d3f422af3938f76ce235a76c1509a58b66ba1f9835555