[INFO] cloning repository https://github.com/Ryman/nickel-todo-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ryman/nickel-todo-backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyman%2Fnickel-todo-backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyman%2Fnickel-todo-backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b46cad174c15a076e2f9893dd7b2ead513fcb1d2
[INFO] testing Ryman/nickel-todo-backend against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyman%2Fnickel-todo-backend" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ryman/nickel-todo-backend on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ryman/nickel-todo-backend
[INFO] finished tweaking git repo https://github.com/Ryman/nickel-todo-backend
[INFO] tweaked toml for git repo https://github.com/Ryman/nickel-todo-backend written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Ryman/nickel-todo-backend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a5812c4ee3151dbcafdbce59f584c08548451955140c2d96057a9f9d1f1bb13d
[INFO] running `Command { std: "docker" "start" "-a" "a5812c4ee3151dbcafdbce59f584c08548451955140c2d96057a9f9d1f1bb13d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5812c4ee3151dbcafdbce59f584c08548451955140c2d96057a9f9d1f1bb13d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5812c4ee3151dbcafdbce59f584c08548451955140c2d96057a9f9d1f1bb13d", kill_on_drop: false }`
[INFO] [stdout] a5812c4ee3151dbcafdbce59f584c08548451955140c2d96057a9f9d1f1bb13d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7b154f2d541f543d929885ff42ffeac3bc0ba4af5b9ec1d060dd9a1d15d9e65f
[INFO] running `Command { std: "docker" "start" "-a" "7b154f2d541f543d929885ff42ffeac3bc0ba4af5b9ec1d060dd9a1d15d9e65f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.2
[INFO] [stderr]    Compiling winapi v0.2.5
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling pkg-config v0.3.6
[INFO] [stderr]    Compiling gcc v0.3.19
[INFO] [stderr]    Compiling phf_shared v0.7.7
[INFO] [stderr]    Compiling rustc-serialize v0.3.16
[INFO] [stderr]    Compiling lazy_static v0.1.15
[INFO] [stderr]    Compiling bitflags v0.3.2
[INFO] [stderr]    Compiling matches v0.1.2
[INFO] [stderr]    Compiling traitobject v0.0.3
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling unicase v1.0.1
[INFO] [stderr]    Compiling language-tags v0.0.7
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling httparse v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.2.2
[INFO] [stderr]    Compiling byteorder v0.4.2
[INFO] [stderr]    Compiling bufstream v0.1.1
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling groupable v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.16/src/serialize.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling log v0.3.3
[INFO] [stderr]    Compiling num_cpus v0.2.7
[INFO] [stderr]    Compiling unsafe-any v0.4.1
[INFO] [stderr]    Compiling phf v0.7.7
[INFO] [stderr]    Compiling memchr v0.1.7
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling mime v0.1.0
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.3.4
[INFO] [stderr]    Compiling openssl-sys v0.6.7
[INFO] [stderr]    Compiling time v0.1.34
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling net2 v0.2.17
[INFO] [stderr]    Compiling rand v0.3.12
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling r2d2 v0.6.1
[INFO] [stderr]    Compiling regex v0.1.41
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0446]: private type `SingleSearch` in public interface
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-0.1.41/src/prefix.rs:46:12
[INFO] [stdout]     |
[INFO] [stdout] 46  |     Single(SingleSearch),
[INFO] [stdout]     |            ^^^^^^^^^^^^ can't leak private type
[INFO] [stdout] ...
[INFO] [stdout] 169 | struct SingleSearch {
[INFO] [stdout]     | ------------------- `SingleSearch` declared as private
[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 E0446`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7b154f2d541f543d929885ff42ffeac3bc0ba4af5b9ec1d060dd9a1d15d9e65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b154f2d541f543d929885ff42ffeac3bc0ba4af5b9ec1d060dd9a1d15d9e65f", kill_on_drop: false }`
[INFO] [stdout] 7b154f2d541f543d929885ff42ffeac3bc0ba4af5b9ec1d060dd9a1d15d9e65f