[INFO] cloning repository https://github.com/ipost/rust_lifetime_sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ipost/rust_lifetime_sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipost%2Frust_lifetime_sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipost%2Frust_lifetime_sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdd13068cc0c8f6aa42e1ccfdffabb3ea73a2ba7
[INFO] testing ipost/rust_lifetime_sample against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipost%2Frust_lifetime_sample" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ipost/rust_lifetime_sample on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ipost/rust_lifetime_sample
[INFO] finished tweaking git repo https://github.com/ipost/rust_lifetime_sample
[INFO] tweaked toml for git repo https://github.com/ipost/rust_lifetime_sample written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate git repo https://github.com/ipost/rust_lifetime_sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f95438a9d863c11560e0d714afceb2c30a7bf3c795a45f95c4ac8331537e6bca
[INFO] running `Command { std: "docker" "start" "-a" "f95438a9d863c11560e0d714afceb2c30a7bf3c795a45f95c4ac8331537e6bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f95438a9d863c11560e0d714afceb2c30a7bf3c795a45f95c4ac8331537e6bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f95438a9d863c11560e0d714afceb2c30a7bf3c795a45f95c4ac8331537e6bca", kill_on_drop: false }`
[INFO] [stdout] f95438a9d863c11560e0d714afceb2c30a7bf3c795a45f95c4ac8331537e6bca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9e8e991d772504f4d7c7e38aa4eae2d977a16a72dfc0b25ee09630b383ffa0e
[INFO] running `Command { std: "docker" "start" "-a" "a9e8e991d772504f4d7c7e38aa4eae2d977a16a72dfc0b25ee09630b383ffa0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_lifetime_sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime for borrow expression due to conflicting requirements
[INFO] [stdout]   --> src/main.rs:70:46
[INFO] [stdout]    |
[INFO] [stdout] 70 |             let item = Item::parse(item_str, &mut self.library);
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: first, the lifetime cannot outlive the anonymous lifetime defined on the method body at 68:22...
[INFO] [stdout]   --> src/main.rs:68:22
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn add_items(&mut self, item_strs: Vec<String>) {
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout] note: ...so that reference does not outlive borrowed content
[INFO] [stdout]   --> src/main.rs:70:46
[INFO] [stdout]    |
[INFO] [stdout] 70 |             let item = Item::parse(item_str, &mut self.library);
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: but, the lifetime must be valid for the lifetime `'a` as defined on the impl at 60:6...
[INFO] [stdout]   --> src/main.rs:60:6
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl<'a> ItemList<'a> {
[INFO] [stdout]    |      ^^
[INFO] [stdout] note: ...so that the expression is assignable
[INFO] [stdout]   --> src/main.rs:71:28
[INFO] [stdout]    |
[INFO] [stdout] 71 |             self.list.push(item);
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout]    = note: expected `Item<'a>`
[INFO] [stdout]               found `Item<'_>`
[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 E0495`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_lifetime_sample` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a9e8e991d772504f4d7c7e38aa4eae2d977a16a72dfc0b25ee09630b383ffa0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9e8e991d772504f4d7c7e38aa4eae2d977a16a72dfc0b25ee09630b383ffa0e", kill_on_drop: false }`
[INFO] [stdout] a9e8e991d772504f4d7c7e38aa4eae2d977a16a72dfc0b25ee09630b383ffa0e