[INFO] updating cached repository https://github.com/sivanbecker/pics_bckup
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 98fa19530b5e0b0abfc4ee7dd8798447ae25822e
[INFO] checking sivanbecker/pics_bckup against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsivanbecker%2Fpics_bckup" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sivanbecker/pics_bckup on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sivanbecker/pics_bckup
[INFO] finished tweaking git repo https://github.com/sivanbecker/pics_bckup
[INFO] tweaked toml for git repo https://github.com/sivanbecker/pics_bckup written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/sivanbecker/pics_bckup already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f1454faf9f6552f1b0ebb3b4f998e03f0067d41303402aa8f8a35b69db8befa4
[INFO] running `"docker" "start" "-a" "f1454faf9f6552f1b0ebb3b4f998e03f0067d41303402aa8f8a35b69db8befa4"`
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking pics_bckup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0596]: cannot borrow `*ve` as mutable, as it is behind a `&` reference
[INFO] [stderr]   --> src/main.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn recursive_walk(ve: &Vec<LocalDir>) -> &Vec<LocalDir> {
[INFO] [stderr]    |                       -------------- help: consider changing this to be a mutable reference: `&mut std::vec::Vec<LocalDir>`
[INFO] [stderr] ...
[INFO] [stderr] 54 |             ve.push(LocalDir {
[INFO] [stderr]    |             ^^ `ve` is a `&` reference, so the data it refers to cannot be borrowed as mutable
[INFO] [stderr] 
[INFO] [stderr] error[E0596]: cannot borrow `*ve` as mutable, as it is behind a `&` reference
[INFO] [stderr]   --> src/main.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn recursive_walk(ve: &Vec<LocalDir>) -> &Vec<LocalDir> {
[INFO] [stderr]    |                       -------------- help: consider changing this to be a mutable reference: `&mut std::vec::Vec<LocalDir>`
[INFO] [stderr] ...
[INFO] [stderr] 61 |             ve[1].sub_amount += 1;
[INFO] [stderr]    |             ^^ `ve` is a `&` reference, so the data it refers to cannot be borrowed as mutable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0596`.
[INFO] [stderr] error: could not compile `pics_bckup`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0596]: cannot borrow `*ve` as mutable, as it is behind a `&` reference
[INFO] [stderr]   --> src/main.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn recursive_walk(ve: &Vec<LocalDir>) -> &Vec<LocalDir> {
[INFO] [stderr]    |                       -------------- help: consider changing this to be a mutable reference: `&mut std::vec::Vec<LocalDir>`
[INFO] [stderr] ...
[INFO] [stderr] 54 |             ve.push(LocalDir {
[INFO] [stderr]    |             ^^ `ve` is a `&` reference, so the data it refers to cannot be borrowed as mutable
[INFO] [stderr] 
[INFO] [stderr] error[E0596]: cannot borrow `*ve` as mutable, as it is behind a `&` reference
[INFO] [stderr]   --> src/main.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn recursive_walk(ve: &Vec<LocalDir>) -> &Vec<LocalDir> {
[INFO] [stderr]    |                       -------------- help: consider changing this to be a mutable reference: `&mut std::vec::Vec<LocalDir>`
[INFO] [stderr] ...
[INFO] [stderr] 61 |             ve[1].sub_amount += 1;
[INFO] [stderr]    |             ^^ `ve` is a `&` reference, so the data it refers to cannot be borrowed as mutable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0596`.
[INFO] [stderr] error: could not compile `pics_bckup`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f1454faf9f6552f1b0ebb3b4f998e03f0067d41303402aa8f8a35b69db8befa4"`
[INFO] running `"docker" "rm" "-f" "f1454faf9f6552f1b0ebb3b4f998e03f0067d41303402aa8f8a35b69db8befa4"`
[INFO] [stdout] f1454faf9f6552f1b0ebb3b4f998e03f0067d41303402aa8f8a35b69db8befa4
