[INFO] cloning repository https://github.com/eliax1996/rust_playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eliax1996/rust_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feliax1996%2Frust_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feliax1996%2Frust_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c30fe8f87a4f93777022d45160e3c5d40eb4ae4b
[INFO] testing eliax1996/rust_playground against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feliax1996%2Frust_playground" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eliax1996/rust_playground
[INFO] finished tweaking git repo https://github.com/eliax1996/rust_playground
[INFO] tweaked toml for git repo https://github.com/eliax1996/rust_playground written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eliax1996/rust_playground on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eliax1996/rust_playground 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/dcf8dc41b83db9f8273b710b62ab7445169222d098c4190c090f6eefc8588960/merged/opt/rustwide/workdir: no space left on device
[INFO] testing eliax1996/rust_playground against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feliax1996%2Frust_playground" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eliax1996/rust_playground
[INFO] finished tweaking git repo https://github.com/eliax1996/rust_playground
[INFO] tweaked toml for git repo https://github.com/eliax1996/rust_playground written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eliax1996/rust_playground on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eliax1996/rust_playground 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ebbb2ddc5689ef5ef9fc7c476bcb289acf1138126641443e5732132f5fd0729
[INFO] running `Command { std: "docker" "start" "-a" "8ebbb2ddc5689ef5ef9fc7c476bcb289acf1138126641443e5732132f5fd0729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ebbb2ddc5689ef5ef9fc7c476bcb289acf1138126641443e5732132f5fd0729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebbb2ddc5689ef5ef9fc7c476bcb289acf1138126641443e5732132f5fd0729", kill_on_drop: false }`
[INFO] [stdout] 8ebbb2ddc5689ef5ef9fc7c476bcb289acf1138126641443e5732132f5fd0729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b23981278495594646e43c87093faf4ef40fb455847dfbe0a9d9fd6a4a67cd29
[INFO] running `Command { std: "docker" "start" "-a" "b23981278495594646e43c87093faf4ef40fb455847dfbe0a9d9fd6a4a67cd29", kill_on_drop: false }`
[INFO] [stderr]    Compiling competitive_programming v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::LocalKey`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::thread::LocalKey;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Fibonacci`
[INFO] [stdout]   --> src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use crate::Fibonacci;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | mod tests {
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0500]: closure requires unique access to `*self` but it is already borrowed
[INFO] [stdout]   --> src/main.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |         self.memoized
[INFO] [stdout]    |         ------------- borrow occurs here
[INFO] [stdout] 31 |             .get(n as usize)
[INFO] [stdout] 32 |             .map_or_else(|| { compute_recoursive(self, n) }, |memoized| *memoized)
[INFO] [stdout]    |              ----------- ^^                      ---- second borrow occurs due to use of `*self` in closure
[INFO] [stdout]    |              |           |
[INFO] [stdout]    |              |           closure construction occurs here
[INFO] [stdout]    |              first borrow later used by call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0500]: closure requires unique access to `*fib_instance` but it is already borrowed
[INFO] [stdout]   --> src/main.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |               let fib_n1 = fib_instance
[INFO] [stdout]    |  __________________________-
[INFO] [stdout] 19 | |                 .memoized
[INFO] [stdout]    | |_________________________- borrow occurs here
[INFO] [stdout] 20 |                   .get((n - 1) as usize)
[INFO] [stdout] 21 |                   .map_or_else(|| { fib_instance.fib(n - 1) }, |memoized| *memoized);
[INFO] [stdout]    |                    ----------- ^^   ------------ second borrow occurs due to use of `*fib_instance` in closure
[INFO] [stdout]    |                    |           |
[INFO] [stdout]    |                    |           closure construction occurs here
[INFO] [stdout]    |                    first borrow later used by call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0500`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `competitive_programming` (bin "competitive_programming") due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b23981278495594646e43c87093faf4ef40fb455847dfbe0a9d9fd6a4a67cd29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b23981278495594646e43c87093faf4ef40fb455847dfbe0a9d9fd6a4a67cd29", kill_on_drop: false }`
[INFO] [stdout] b23981278495594646e43c87093faf4ef40fb455847dfbe0a9d9fd6a4a67cd29