[INFO] cloning repository https://github.com/colwem/bridge-trainer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/colwem/bridge-trainer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolwem%2Fbridge-trainer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolwem%2Fbridge-trainer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c0b6c24e4a5173166e0480ddf552ebbaccc22a4
[INFO] checking colwem/bridge-trainer/2c0b6c24e4a5173166e0480ddf552ebbaccc22a4 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolwem%2Fbridge-trainer" "/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/colwem/bridge-trainer 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/colwem/bridge-trainer
[INFO] finished tweaking git repo https://github.com/colwem/bridge-trainer
[INFO] tweaked toml for git repo https://github.com/colwem/bridge-trainer written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/colwem/bridge-trainer 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] [stderr]   Downloaded failure_derive v0.1.6
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.6
[INFO] [stderr]   Downloaded c2-chacha v0.2.3
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.7
[INFO] [stderr]   Downloaded backtrace v0.3.42
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded rustyline v6.0.0
[INFO] [stderr]   Downloaded cc v1.0.50
[INFO] [stderr]   Downloaded failure v0.1.6
[INFO] [stderr]   Downloaded synstructure v0.12.3
[INFO] [stderr]   Downloaded arrayref v0.3.5
[INFO] [stderr]   Downloaded syn v1.0.13
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] [stderr]   Downloaded backtrace-sys v0.1.32
[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] d7fe922ff4ead2d5f39d0da03225501b9963fa24df6e3f6053c74551e887b049
[INFO] running `Command { std: "docker" "start" "-a" "d7fe922ff4ead2d5f39d0da03225501b9963fa24df6e3f6053c74551e887b049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7fe922ff4ead2d5f39d0da03225501b9963fa24df6e3f6053c74551e887b049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7fe922ff4ead2d5f39d0da03225501b9963fa24df6e3f6053c74551e887b049", kill_on_drop: false }`
[INFO] [stdout] d7fe922ff4ead2d5f39d0da03225501b9963fa24df6e3f6053c74551e887b049
[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] 94e93382c4a8489a3790112d2b07b6be81a95c0bea0dddaed1e16cc094251bd0
[INFO] running `Command { std: "docker" "start" "-a" "94e93382c4a8489a3790112d2b07b6be81a95c0bea0dddaed1e16cc094251bd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rustyline v6.0.0
[INFO] [stderr]     Checking bridge-trainer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0382]: borrow of moved value: `combinations`
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut combinations:Vec<String> = Vec::new();
[INFO] [stdout]    |         ---------------- move occurs because `combinations` has type `Vec<String>`, which does not implement the `Copy` trait
[INFO] [stdout] ...
[INFO] [stdout] 33 |     loop {
[INFO] [stdout]    |     ---- inside of this loop
[INFO] [stdout] 34 |         combinations.shuffle(&mut rng);
[INFO] [stdout]    |         ^^^^^^^^^^^^ value borrowed here after move
[INFO] [stdout] 35 |         for c in combinations {
[INFO] [stdout]    |                  ------------ `combinations` moved due to this implicit call to `.into_iter()`, in previous iteration of loop
[INFO] [stdout]    |
[INFO] [stdout] note: `into_iter` takes ownership of the receiver `self`, which moves `combinations`
[INFO] [stdout]   --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/iter/traits/collect.rs:346:18
[INFO] [stdout] help: consider iterating over a slice of the `Vec<String>`'s content to avoid moving into the `for` loop
[INFO] [stdout]    |
[INFO] [stdout] 35 |         for c in &combinations {
[INFO] [stdout]    |                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: borrow of moved value: `combinations`
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut combinations:Vec<String> = Vec::new();
[INFO] [stdout]    |         ---------------- move occurs because `combinations` has type `Vec<String>`, which does not implement the `Copy` trait
[INFO] [stdout] ...
[INFO] [stdout] 33 |     loop {
[INFO] [stdout]    |     ---- inside of this loop
[INFO] [stdout] 34 |         combinations.shuffle(&mut rng);
[INFO] [stdout]    |         ^^^^^^^^^^^^ value borrowed here after move
[INFO] [stdout] 35 |         for c in combinations {
[INFO] [stdout]    |                  ------------ `combinations` moved due to this implicit call to `.into_iter()`, in previous iteration of loop
[INFO] [stdout]    |
[INFO] [stdout] note: `into_iter` takes ownership of the receiver `self`, which moves `combinations`
[INFO] [stdout]   --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/iter/traits/collect.rs:346:18
[INFO] [stdout] help: consider iterating over a slice of the `Vec<String>`'s content to avoid moving into the `for` loop
[INFO] [stdout]    |
[INFO] [stdout] 35 |         for c in &combinations {
[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 E0382`.
[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 E0382`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bridge-trainer` (bin "bridge-trainer" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `bridge-trainer` (bin "bridge-trainer") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "94e93382c4a8489a3790112d2b07b6be81a95c0bea0dddaed1e16cc094251bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94e93382c4a8489a3790112d2b07b6be81a95c0bea0dddaed1e16cc094251bd0", kill_on_drop: false }`
[INFO] [stdout] 94e93382c4a8489a3790112d2b07b6be81a95c0bea0dddaed1e16cc094251bd0