[INFO] cloning repository https://github.com/David-OConnor/rebar-example-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/David-OConnor/rebar-example-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavid-OConnor%2Frebar-example-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavid-OConnor%2Frebar-example-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bca58f699a3114c0b2b1f0af486bdb16d003d929
[INFO] checking David-OConnor/rebar-example-server against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavid-OConnor%2Frebar-example-server" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/David-OConnor/rebar-example-server
[INFO] finished tweaking git repo https://github.com/David-OConnor/rebar-example-server
[INFO] tweaked toml for git repo https://github.com/David-OConnor/rebar-example-server written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/David-OConnor/rebar-example-server on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/David-OConnor/rebar-example-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicase v2.2.0
[INFO] [stderr]   Downloaded quote v0.6.10
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded serde v1.0.80
[INFO] [stderr]   Downloaded isatty v0.1.9
[INFO] [stderr]   Downloaded unicase_serde v0.1.0
[INFO] [stderr]   Downloaded memchr v2.1.1
[INFO] [stderr]   Downloaded byteorder v1.2.7
[INFO] [stderr]   Downloaded smallvec v0.6.6
[INFO] [stderr]   Downloaded base64 v0.10.0
[INFO] [stderr]   Downloaded rocket_codegen v0.4.0
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded serde_json v1.0.33
[INFO] [stderr]   Downloaded rocket_http v0.4.0
[INFO] [stderr]   Downloaded hyper v0.10.15
[INFO] [stderr]   Downloaded syn v0.15.22
[INFO] [stderr]   Downloaded rocket v0.4.0
[INFO] [stderr]   Downloaded toml v0.4.9
[INFO] [stderr]   Downloaded serde_derive v1.0.80
[INFO] [stderr]   Downloaded lazy_static v1.2.0
[INFO] [stderr]   Downloaded cookie v0.11.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.24
[INFO] [stderr]   Downloaded redox_syscall v0.1.43
[INFO] [stderr]   Downloaded rocket_cors v0.4.0
[INFO] [stderr]   Downloaded safemem v0.3.0
[INFO] [stderr]   Downloaded libc v0.2.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76450d093bbb4ff18d2c1e3e8e0d00dae59c715a29fe34eb4e94ff1fda120caf
[INFO] running `Command { std: "docker" "start" "-a" "76450d093bbb4ff18d2c1e3e8e0d00dae59c715a29fe34eb4e94ff1fda120caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76450d093bbb4ff18d2c1e3e8e0d00dae59c715a29fe34eb4e94ff1fda120caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76450d093bbb4ff18d2c1e3e8e0d00dae59c715a29fe34eb4e94ff1fda120caf", kill_on_drop: false }`
[INFO] [stdout] 76450d093bbb4ff18d2c1e3e8e0d00dae59c715a29fe34eb4e94ff1fda120caf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a692acb682a96d05a796f93ec5a032df412298b07919cb45fe772826e5be411b
[INFO] running `Command { std: "docker" "start" "-a" "a692acb682a96d05a796f93ec5a032df412298b07919cb45fe772826e5be411b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn Send + Sync + 'static)`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/traitobject-0.1.0/src/impls.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { }
[INFO] [stdout]    | ------------------------------------------------ first implementation here
[INFO] [stdout] 72 | unsafe impl Trait for ::std::marker::Send + Send + Sync { }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn Send + Sync + 'static)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn Send + Sync + 'static)`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/traitobject-0.1.0/src/impls.rs:73:1
[INFO] [stdout]    |
[INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { }
[INFO] [stdout]    | ------------------------------------------------ first implementation here
[INFO] [stdout] 72 | unsafe impl Trait for ::std::marker::Send + Send + Sync { }
[INFO] [stdout] 73 | unsafe impl Trait for ::std::marker::Sync + Send { }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn Send + Sync + 'static)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn Send + Sync + 'static)`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/traitobject-0.1.0/src/impls.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { }
[INFO] [stdout]    | ------------------------------------------------ first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 75 | unsafe impl Trait for ::std::marker::Sync + Send + Sync { }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn Send + Sync + 'static)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `traitobject` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a692acb682a96d05a796f93ec5a032df412298b07919cb45fe772826e5be411b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a692acb682a96d05a796f93ec5a032df412298b07919cb45fe772826e5be411b", kill_on_drop: false }`
[INFO] [stdout] a692acb682a96d05a796f93ec5a032df412298b07919cb45fe772826e5be411b
