[INFO] cloning repository https://github.com/justinian/ipecho
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justinian/ipecho" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinian%2Fipecho", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinian%2Fipecho'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 694f0ca4dc2beb534b927bf54308cffdc918b54f
[INFO] testing justinian/ipecho against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinian%2Fipecho" "/workspace/builds/worker-97/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/justinian/ipecho on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/justinian/ipecho
[INFO] finished tweaking git repo https://github.com/justinian/ipecho
[INFO] tweaked toml for git repo https://github.com/justinian/ipecho written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] crate git repo https://github.com/justinian/ipecho already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded openssl v0.6.4
[INFO] [stderr]   Downloaded rand v0.3.10
[INFO] [stderr]   Downloaded gcc v0.3.13
[INFO] [stderr]   Downloaded lazy_static v0.1.14
[INFO] [stderr]   Downloaded chrono v0.2.15
[INFO] [stderr]   Downloaded openssl-sys v0.6.4
[INFO] [stderr]   Downloaded solicit v0.4.1
[INFO] [stderr]   Downloaded unicase v1.0.0
[INFO] [stderr]   Downloaded mime v0.1.0
[INFO] [stderr]   Downloaded httparse v0.1.6
[INFO] [stderr]   Downloaded time v0.1.32
[INFO] [stderr]   Downloaded hyper v0.6.9
[INFO] [stderr]   Downloaded url v0.2.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d32c96ce4682f3efc6555c38f0ab2b29e3665cb2e1e09283d9f819a91502ddc4
[INFO] running `Command { std: "docker" "start" "-a" "d32c96ce4682f3efc6555c38f0ab2b29e3665cb2e1e09283d9f819a91502ddc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d32c96ce4682f3efc6555c38f0ab2b29e3665cb2e1e09283d9f819a91502ddc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d32c96ce4682f3efc6555c38f0ab2b29e3665cb2e1e09283d9f819a91502ddc4", kill_on_drop: false }`
[INFO] [stdout] d32c96ce4682f3efc6555c38f0ab2b29e3665cb2e1e09283d9f819a91502ddc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a40f5511626e82931f022de378473a887a4d6654a07eb91d1fd7ad80ec2f5ac
[INFO] running `Command { std: "docker" "start" "-a" "4a40f5511626e82931f022de378473a887a4d6654a07eb91d1fd7ad80ec2f5ac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winapi v0.2.2
[INFO] [stderr]    Compiling pkg-config v0.3.5
[INFO] [stderr]    Compiling gcc v0.3.13
[INFO] [stderr]    Compiling rustc-serialize v0.3.16
[INFO] [stderr]    Compiling lazy_static v0.1.14
[INFO] [stderr]    Compiling matches v0.1.2
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling unicase v1.0.0
[INFO] [stderr]    Compiling language-tags v0.0.7
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling httparse v0.1.6
[INFO] [stderr]    Compiling log v0.3.1
[INFO] [stderr]    Compiling num_cpus v0.2.6
[INFO] [stderr]    Compiling kernel32-sys v0.1.4
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling mime v0.1.0
[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 rand v0.3.10
[INFO] [stderr]    Compiling solicit v0.4.1
[INFO] [stderr]    Compiling openssl-sys v0.6.4
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/solicit-0.4.1/src/http/frame/mod.rs:134:41
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn from_raw(raw_frame: RawFrame) -> Option<Self>;
[INFO] [stdout]     |                                         ^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Option`
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn from_raw(raw_frame: RawFrame) -> Option<Self> where Self: Sized;
[INFO] [stdout]     |                                                      +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/solicit-0.4.1/src/http/transport.rs:60:28
[INFO] [stdout]     |
[INFO] [stdout] 60  |     fn try_split(&self) -> Result<Self, io::Error>;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Result`
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]     |
[INFO] [stdout] 60  |     fn try_split(&self) -> Result<Self, io::Error> where Self: Sized;
[INFO] [stdout]     |                                                    +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[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 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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4a40f5511626e82931f022de378473a887a4d6654a07eb91d1fd7ad80ec2f5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a40f5511626e82931f022de378473a887a4d6654a07eb91d1fd7ad80ec2f5ac", kill_on_drop: false }`
[INFO] [stdout] 4a40f5511626e82931f022de378473a887a4d6654a07eb91d1fd7ad80ec2f5ac