[INFO] cloning repository https://github.com/jsancio/synthetic-mesos-scheduler-trace-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsancio/synthetic-mesos-scheduler-trace-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsancio%2Fsynthetic-mesos-scheduler-trace-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsancio%2Fsynthetic-mesos-scheduler-trace-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecd8703a8aed0ac476280411aa9ef726ada9efc3
[INFO] checking jsancio/synthetic-mesos-scheduler-trace-generator against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsancio%2Fsynthetic-mesos-scheduler-trace-generator" "/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/jsancio/synthetic-mesos-scheduler-trace-generator on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jsancio/synthetic-mesos-scheduler-trace-generator
[INFO] finished tweaking git repo https://github.com/jsancio/synthetic-mesos-scheduler-trace-generator
[INFO] tweaked toml for git repo https://github.com/jsancio/synthetic-mesos-scheduler-trace-generator written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/jsancio/synthetic-mesos-scheduler-trace-generator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/stepancheg/rust-protobuf.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c51fdc8f3d72a18b38bc38a853c0a3e86cd02af406414f069bac79f63d2b60c
[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" "2c51fdc8f3d72a18b38bc38a853c0a3e86cd02af406414f069bac79f63d2b60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c51fdc8f3d72a18b38bc38a853c0a3e86cd02af406414f069bac79f63d2b60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c51fdc8f3d72a18b38bc38a853c0a3e86cd02af406414f069bac79f63d2b60c", kill_on_drop: false }`
[INFO] [stdout] 2c51fdc8f3d72a18b38bc38a853c0a3e86cd02af406414f069bac79f63d2b60c
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07d8a35932e41fed56b522c81a2736556e42c1d35285bafa84bdff9a8c871ca8
[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" "07d8a35932e41fed56b522c81a2736556e42c1d35285bafa84bdff9a8c871ca8", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.8
[INFO] [stderr]    Compiling regex-syntax v0.2.5
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling strsim v0.3.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.18
[INFO] [stderr]     Checking protobuf v1.0.18 (https://github.com/stepancheg/rust-protobuf.git#8e19c644)
[INFO] [stderr]    Compiling kernel32-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-0.3.18/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] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.18/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 memchr v0.1.10
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]    Compiling aho-corasick v0.5.1
[INFO] [stderr]     Checking time v0.1.34
[INFO] [stderr]    Compiling regex v0.1.55
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/rust-protobuf-c5cebfff504ea45b/8e19c64/src/lib/core.rs:135:28
[INFO] [stdout]     |
[INFO] [stdout] 135 |     TypeId::of::<M>() == m.type_id()
[INFO] [stdout]     |                            ^^^^^^^ multiple `type_id` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `core::Message`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/rust-protobuf-c5cebfff504ea45b/8e19c64/src/lib/core.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn type_id(&self) -> TypeId;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `Any`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 135 |     TypeId::of::<M>() == core::Message::type_id(&m)
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 135 |     TypeId::of::<M>() == Any::type_id(&m)
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[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 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: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[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 E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "07d8a35932e41fed56b522c81a2736556e42c1d35285bafa84bdff9a8c871ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d8a35932e41fed56b522c81a2736556e42c1d35285bafa84bdff9a8c871ca8", kill_on_drop: false }`
[INFO] [stdout] 07d8a35932e41fed56b522c81a2736556e42c1d35285bafa84bdff9a8c871ca8