[INFO] cloning repository https://github.com/Mark-Simulacrum/cargo-issues-3094
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mark-Simulacrum/cargo-issues-3094" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMark-Simulacrum%2Fcargo-issues-3094", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMark-Simulacrum%2Fcargo-issues-3094'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99ca9ed76540fa2a3f859b95c110169299c1655b
[INFO] checking Mark-Simulacrum/cargo-issues-3094 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMark-Simulacrum%2Fcargo-issues-3094" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mark-Simulacrum/cargo-issues-3094 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mark-Simulacrum/cargo-issues-3094
[INFO] finished tweaking git repo https://github.com/Mark-Simulacrum/cargo-issues-3094
[INFO] tweaked toml for git repo https://github.com/Mark-Simulacrum/cargo-issues-3094 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Mark-Simulacrum/cargo-issues-3094 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-serialize v0.3.19
[INFO] [stderr]   Downloaded libc v0.2.16
[INFO] [stderr]   Downloaded term v0.4.4
[INFO] [stderr]   Downloaded num-traits v0.1.35
[INFO] [stderr]   Downloaded serde_codegen v0.8.8
[INFO] [stderr]   Downloaded syntex_pos v0.43.0
[INFO] [stderr]   Downloaded syntex v0.43.0
[INFO] [stderr]   Downloaded serde_codegen_internals v0.8.0
[INFO] [stderr]   Downloaded quasi v0.19.0
[INFO] [stderr]   Downloaded quasi_codegen v0.19.0
[INFO] [stderr]   Downloaded serde_derive v0.8.8
[INFO] [stderr]   Downloaded aster v0.26.1
[INFO] [stderr]   Downloaded serde v0.8.8
[INFO] [stderr]   Downloaded syntex_errors v0.43.0
[INFO] [stderr]   Downloaded serde_json v0.8.1
[INFO] [stderr]   Downloaded syntex_syntax v0.43.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d41338e7b06da2a3de85b34d972347af6d14d0bd5c09db6398f9006f23dc300
[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" "5d41338e7b06da2a3de85b34d972347af6d14d0bd5c09db6398f9006f23dc300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d41338e7b06da2a3de85b34d972347af6d14d0bd5c09db6398f9006f23dc300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d41338e7b06da2a3de85b34d972347af6d14d0bd5c09db6398f9006f23dc300", kill_on_drop: false }`
[INFO] [stdout] 5d41338e7b06da2a3de85b34d972347af6d14d0bd5c09db6398f9006f23dc300
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7f4b642be76bdd45adc4cd5f32d6882346b1992a2f544a8cf76a3b4303d86d4
[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" "d7f4b642be76bdd45adc4cd5f32d6882346b1992a2f544a8cf76a3b4303d86d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling libc v0.2.16
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking num-traits v0.1.35
[INFO] [stderr]     Checking serde v0.8.8
[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-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[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-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking term v0.4.4
[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`
[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] [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: build failed
[INFO] running `Command { std: "docker" "inspect" "d7f4b642be76bdd45adc4cd5f32d6882346b1992a2f544a8cf76a3b4303d86d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f4b642be76bdd45adc4cd5f32d6882346b1992a2f544a8cf76a3b4303d86d4", kill_on_drop: false }`
[INFO] [stdout] d7f4b642be76bdd45adc4cd5f32d6882346b1992a2f544a8cf76a3b4303d86d4