[INFO] cloning repository https://github.com/power3xz/rust-in-action
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/power3xz/rust-in-action" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpower3xz%2Frust-in-action", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpower3xz%2Frust-in-action'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 409f37b437ad161cb1dc57f9410ca9123f97dcf6
[INFO] testing power3xz/rust-in-action against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpower3xz%2Frust-in-action" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/power3xz/rust-in-action on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/power3xz/rust-in-action
[INFO] finished tweaking git repo https://github.com/power3xz/rust-in-action
[INFO] tweaked toml for git repo https://github.com/power3xz/rust-in-action written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/power3xz/rust-in-action already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 361edcc13c9cbc6529918241681d846b0dc561544cd91301ab9624ae775f572d
[INFO] running `Command { std: "docker" "start" "-a" "361edcc13c9cbc6529918241681d846b0dc561544cd91301ab9624ae775f572d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "361edcc13c9cbc6529918241681d846b0dc561544cd91301ab9624ae775f572d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "361edcc13c9cbc6529918241681d846b0dc561544cd91301ab9624ae775f572d", kill_on_drop: false }`
[INFO] [stdout] 361edcc13c9cbc6529918241681d846b0dc561544cd91301ab9624ae775f572d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 074358ebbf37042833ff79194a98bbf0213c027a4ce6f4b51accb731c5c86fc7
[INFO] running `Command { std: "docker" "start" "-a" "074358ebbf37042833ff79194a98bbf0213c027a4ce6f4b51accb731c5c86fc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling l1-1 v0.1.0 (/opt/rustwide/workdir/l1-1)
[INFO] [stderr]    Compiling l2-12 v0.1.0 (/opt/rustwide/workdir/l2-12)
[INFO] [stderr]    Compiling l5-18 v0.1.0 (/opt/rustwide/workdir/l5-18)
[INFO] [stderr]    Compiling l2-21 v0.1.0 (/opt/rustwide/workdir/l2-21)
[INFO] [stderr]    Compiling l3-17 v0.1.0 (/opt/rustwide/workdir/l3-17)
[INFO] [stderr]    Compiling l4-9 v0.1.0 (/opt/rustwide/workdir/l4-9)
[INFO] [stderr]    Compiling l2-10 v0.1.0 (/opt/rustwide/workdir/l2-10)
[INFO] [stderr]    Compiling l6-7 v0.1.0 (/opt/rustwide/workdir/l6-7)
[INFO] [stderr]    Compiling l2-9 v0.1.0 (/opt/rustwide/workdir/l2-9)
[INFO] [stderr]    Compiling l2-6 v0.1.0 (/opt/rustwide/workdir/l2-6)
[INFO] [stderr]    Compiling l6-4 v0.1.0 (/opt/rustwide/workdir/l6-4)
[INFO] [stderr]    Compiling l3-16 v0.1.0 (/opt/rustwide/workdir/l3-16)
[INFO] [stderr]    Compiling l5-7 v0.1.0 (/opt/rustwide/workdir/l5-7)
[INFO] [stderr]    Compiling l5-3 v0.1.0 (/opt/rustwide/workdir/l5-3)
[INFO] [stderr]    Compiling l4-24 v0.1.0 (/opt/rustwide/workdir/l4-24)
[INFO] [stderr]    Compiling l4-1 v0.1.0 (/opt/rustwide/workdir/l4-1)
[INFO] [stderr]    Compiling l1-8 v0.1.0 (/opt/rustwide/workdir/l1-8)
[INFO] [stderr]    Compiling l3-1 v0.1.0 (/opt/rustwide/workdir/l3-1)
[INFO] [stdout] error[E0382]: borrow of moved value: `letters`
[INFO] [stdout]    --> l1-8/src/main.rs:6:9
[INFO] [stdout]     |
[INFO] [stdout] 2   |     let mut letters = vec!["a", "b", "b"];
[INFO] [stdout]     |         ----------- move occurs because `letters` has type `Vec<&str>`, which does not implement the `Copy` trait
[INFO] [stdout] 3   | 
[INFO] [stdout] 4   |     for letter in letters {
[INFO] [stdout]     |                   -------
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   `letters` moved due to this implicit call to `.into_iter()`
[INFO] [stdout]     |                   help: consider borrowing to avoid moving into the for loop: `&letters`
[INFO] [stdout] 5   |         println!("{}", letter);
[INFO] [stdout] 6   |         letters.push(letter.clone());
[INFO] [stdout]     |         ^^^^^^^ value borrowed here after move
[INFO] [stdout]     |
[INFO] [stdout] note: this function takes ownership of the receiver `self`, which moves `letters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0382`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `l1-8` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "074358ebbf37042833ff79194a98bbf0213c027a4ce6f4b51accb731c5c86fc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "074358ebbf37042833ff79194a98bbf0213c027a4ce6f4b51accb731c5c86fc7", kill_on_drop: false }`
[INFO] [stdout] 074358ebbf37042833ff79194a98bbf0213c027a4ce6f4b51accb731c5c86fc7