[INFO] updating cached repository https://github.com/henryaj/penny
[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] f2ef0bd34b10d128c5ad51dc0e5cc66608caea30
[INFO] checking henryaj/penny against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenryaj%2Fpenny" "/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/henryaj/penny on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/henryaj/penny
[INFO] finished tweaking git repo https://github.com/henryaj/penny
[INFO] tweaked toml for git repo https://github.com/henryaj/penny written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/henryaj/penny already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] df4e5f472792acc9d02e91f0ead7f8fa67483eaff2e2f9cd8af6bfbd0cac23ed
[INFO] running `"docker" "start" "-a" "df4e5f472792acc9d02e91f0ead7f8fa67483eaff2e2f9cd8af6bfbd0cac23ed"`
[INFO] [stderr]     Checking penny v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:3:50
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn listen_and_serve(port: i32, handle_func: &Fn(TcpStream)) {
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(TcpStream)`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]  --> src/lib.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |         let s = match s {
[INFO] [stderr]   |             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:3:50
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn listen_and_serve(port: i32, handle_func: &Fn(TcpStream)) {
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(TcpStream)`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]  --> src/lib.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |         let s = match s {
[INFO] [stderr]   |             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:3:50
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn listen_and_serve(port: i32, handle_func: &Fn(TcpStream)) {
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(TcpStream)`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: expected a `std::ops::Fn<(std::net::TcpStream,)>` closure, found `str`
[INFO] [stderr]  --> src/main.rs:9:26
[INFO] [stderr]   |
[INFO] [stderr] 9 |     listen_and_serve(80, "hello_world")
[INFO] [stderr]   |                          ^^^^^^^^^^^^^ expected an `Fn<(std::net::TcpStream,)>` closure, found `str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: the trait `std::ops::Fn<(std::net::TcpStream,)>` is not implemented for `str`
[INFO] [stderr]   = note: required for the cast to the object type `dyn std::ops::Fn(std::net::TcpStream)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:3:50
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn listen_and_serve(port: i32, handle_func: &Fn(TcpStream)) {
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(TcpStream)`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stderr]  --> src/main.rs:9:26
[INFO] [stderr]   |
[INFO] [stderr] 9 |     listen_and_serve(80, "hello_world")
[INFO] [stderr]   |                          ^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stderr]   |
[INFO] [stderr]   = help: the trait `std::marker::Sized` is not implemented for `str`
[INFO] [stderr]   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[INFO] [stderr]   = note: required for the cast to the object type `dyn std::ops::Fn(std::net::TcpStream)`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `penny`.
[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[E0277]: expected a `std::ops::Fn<(std::net::TcpStream,)>` closure, found `str`
[INFO] [stderr]  --> src/main.rs:9:26
[INFO] [stderr]   |
[INFO] [stderr] 9 |     listen_and_serve(80, "hello_world")
[INFO] [stderr]   |                          ^^^^^^^^^^^^^ expected an `Fn<(std::net::TcpStream,)>` closure, found `str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: the trait `std::ops::Fn<(std::net::TcpStream,)>` is not implemented for `str`
[INFO] [stderr]   = note: required for the cast to the object type `dyn std::ops::Fn(std::net::TcpStream)`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stderr]  --> src/main.rs:9:26
[INFO] [stderr]   |
[INFO] [stderr] 9 |     listen_and_serve(80, "hello_world")
[INFO] [stderr]   |                          ^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stderr]   |
[INFO] [stderr]   = help: the trait `std::marker::Sized` is not implemented for `str`
[INFO] [stderr]   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[INFO] [stderr]   = note: required for the cast to the object type `dyn std::ops::Fn(std::net::TcpStream)`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `penny`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "df4e5f472792acc9d02e91f0ead7f8fa67483eaff2e2f9cd8af6bfbd0cac23ed"`
[INFO] running `"docker" "rm" "-f" "df4e5f472792acc9d02e91f0ead7f8fa67483eaff2e2f9cd8af6bfbd0cac23ed"`
[INFO] [stdout] df4e5f472792acc9d02e91f0ead7f8fa67483eaff2e2f9cd8af6bfbd0cac23ed
