[INFO] cloning repository https://github.com/LFalch/falchbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LFalch/falchbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLFalch%2Ffalchbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLFalch%2Ffalchbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba419830267db6ea83d47b69cfa83a3105d78744
[INFO] checking LFalch/falchbot against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLFalch%2Ffalchbot" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LFalch/falchbot
[INFO] finished tweaking git repo https://github.com/LFalch/falchbot
[INFO] tweaked toml for git repo https://github.com/LFalch/falchbot written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LFalch/falchbot on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LFalch/falchbot 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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `http://github.com/LFalch/seximal.git`
[INFO] [stderr]     Updating git repository `http://github.com/LFalch/stalch.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3124ea9c3ee21875c94053b76e2217db2bfb392c6290d6bcae40e15d5b999f34
[INFO] running `Command { std: "docker" "start" "-a" "3124ea9c3ee21875c94053b76e2217db2bfb392c6290d6bcae40e15d5b999f34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3124ea9c3ee21875c94053b76e2217db2bfb392c6290d6bcae40e15d5b999f34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3124ea9c3ee21875c94053b76e2217db2bfb392c6290d6bcae40e15d5b999f34", kill_on_drop: false }`
[INFO] [stdout] 3124ea9c3ee21875c94053b76e2217db2bfb392c6290d6bcae40e15d5b999f34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc7708dddaae7afd7ff237e04651294c0a36446190b829c548c25980b90ae8c8
[INFO] running `Command { std: "docker" "start" "-a" "cc7708dddaae7afd7ff237e04651294c0a36446190b829c548c25980b90ae8c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling serde v1.0.124
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[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[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" "cc7708dddaae7afd7ff237e04651294c0a36446190b829c548c25980b90ae8c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7708dddaae7afd7ff237e04651294c0a36446190b829c548c25980b90ae8c8", kill_on_drop: false }`
[INFO] [stdout] cc7708dddaae7afd7ff237e04651294c0a36446190b829c548c25980b90ae8c8