[INFO] cloning repository https://github.com/towa48/rust-libre-storage
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/towa48/rust-libre-storage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftowa48%2Frust-libre-storage"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftowa48%2Frust-libre-storage'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0d036e103ac5c54d475c051ddd8fbf38ffe30f3f
[INFO] checking towa48/rust-libre-storage against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftowa48%2Frust-libre-storage" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/towa48/rust-libre-storage on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/towa48/rust-libre-storage
[INFO] finished tweaking git repo https://github.com/towa48/rust-libre-storage
[INFO] tweaked toml for git repo https://github.com/towa48/rust-libre-storage written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/towa48/rust-libre-storage already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c406c85522cae7f119ee8a01d302ba5f5f6338175f8f197ab458d9ad4e12fc54
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "c406c85522cae7f119ee8a01d302ba5f5f6338175f8f197ab458d9ad4e12fc54"`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking rocket v0.4.4
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]     Checking rocket_contrib v0.4.4
[INFO] [stderr]     Checking dotenv v0.10.1
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]     Checking diesel v1.4.3
[INFO] [stderr]     Checking rust-libre-storage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0515]: cannot return value referencing function parameter `value`
[INFO] [stderr]   --> src/crypto.rs:41:14
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let bytes = &value.as_bytes();
[INFO] [stderr]    |                  ----- `value` is borrowed here
[INFO] [stderr] 41 |     unsafe { str::from_utf8_unchecked(bytes.to_owned()) }
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ returns a value referencing data owned by the current function
[INFO] [stderr] 
[INFO] [stderr] error[E0515]: cannot return value referencing function parameter `value`
[INFO] [stderr]   --> src/crypto.rs:41:14
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let bytes = &value.as_bytes();
[INFO] [stderr]    |                  ----- `value` is borrowed here
[INFO] [stderr] 41 |     unsafe { str::from_utf8_unchecked(bytes.to_owned()) }
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ returns a value referencing data owned by the current function
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0515`.
[INFO] [stderr] error: could not compile `rust-libre-storage`.
[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: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0515`.
[INFO] [stderr] error: could not compile `rust-libre-storage`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c406c85522cae7f119ee8a01d302ba5f5f6338175f8f197ab458d9ad4e12fc54"`
[INFO] running `"docker" "rm" "-f" "c406c85522cae7f119ee8a01d302ba5f5f6338175f8f197ab458d9ad4e12fc54"`
[INFO] [stdout] c406c85522cae7f119ee8a01d302ba5f5f6338175f8f197ab458d9ad4e12fc54