[INFO] cloning repository https://github.com/henryaj/penny
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/henryaj/penny" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenryaj%2Fpenny", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenryaj%2Fpenny'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2ef0bd34b10d128c5ad51dc0e5cc66608caea30
[INFO] testing henryaj/penny against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenryaj%2Fpenny" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[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 beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dd19d38ada30066044bc36e2de0f31db16fa8d0f0cc7b3bc963a40050c64134
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0dd19d38ada30066044bc36e2de0f31db16fa8d0f0cc7b3bc963a40050c64134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dd19d38ada30066044bc36e2de0f31db16fa8d0f0cc7b3bc963a40050c64134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd19d38ada30066044bc36e2de0f31db16fa8d0f0cc7b3bc963a40050c64134", kill_on_drop: false }`
[INFO] [stdout] 0dd19d38ada30066044bc36e2de0f31db16fa8d0f0cc7b3bc963a40050c64134
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd537505d78a6d6b35afc51db72bc993eff46a87aa801623ea33ab28f5f0b802
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bd537505d78a6d6b35afc51db72bc993eff46a87aa801623ea33ab28f5f0b802", kill_on_drop: false }`
[INFO] [stderr]    Compiling penny v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn listen_and_serve(port: i32, handle_func: &Fn(TcpStream)) {
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(TcpStream)`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/lib.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |         let s = match s {
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn listen_and_serve(port: i32, handle_func: &Fn(TcpStream)) {
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(TcpStream)`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: expected a `Fn<(TcpStream,)>` closure, found `str`
[INFO] [stdout]  --> src/main.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 |     listen_and_serve(80, "hello_world")
[INFO] [stdout]   |                          ^^^^^^^^^^^^^ expected an `Fn<(TcpStream,)>` closure, found `str`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Fn<(TcpStream,)>` is not implemented for `str`
[INFO] [stdout]   = note: required for the cast to the object type `dyn Fn(TcpStream)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]  --> src/main.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 |     listen_and_serve(80, "hello_world")
[INFO] [stdout]   |                          ^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]   = note: required for the cast to the object type `dyn Fn(TcpStream)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `penny`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "bd537505d78a6d6b35afc51db72bc993eff46a87aa801623ea33ab28f5f0b802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd537505d78a6d6b35afc51db72bc993eff46a87aa801623ea33ab28f5f0b802", kill_on_drop: false }`
[INFO] [stdout] bd537505d78a6d6b35afc51db72bc993eff46a87aa801623ea33ab28f5f0b802
