[INFO] fetching crate rs-connections 0.2.5...
[INFO] building rs-connections-0.2.5 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate rs-connections 0.2.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rs-connections 0.2.5
[INFO] finished tweaking crates.io crate rs-connections 0.2.5
[INFO] tweaked toml for crates.io crate rs-connections 0.2.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-connections 0.2.5 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rs-connections 0.2.5 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cdffd1113b244d93cb4aae3d19986d127c27457b3794e58254b8c858cdd9795
[INFO] running `Command { std: "docker" "start" "-a" "3cdffd1113b244d93cb4aae3d19986d127c27457b3794e58254b8c858cdd9795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cdffd1113b244d93cb4aae3d19986d127c27457b3794e58254b8c858cdd9795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cdffd1113b244d93cb4aae3d19986d127c27457b3794e58254b8c858cdd9795", kill_on_drop: false }`
[INFO] [stdout] 3cdffd1113b244d93cb4aae3d19986d127c27457b3794e58254b8c858cdd9795
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 838bab4093e7c53224fa8c70d5f32c2c5568861ad647f80cd1d16548d2ad0472
[INFO] running `Command { std: "docker" "start" "-a" "838bab4093e7c53224fa8c70d5f32c2c5568861ad647f80cd1d16548d2ad0472", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.54
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.88
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.14.0
[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" "838bab4093e7c53224fa8c70d5f32c2c5568861ad647f80cd1d16548d2ad0472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "838bab4093e7c53224fa8c70d5f32c2c5568861ad647f80cd1d16548d2ad0472", kill_on_drop: false }`
[INFO] [stdout] 838bab4093e7c53224fa8c70d5f32c2c5568861ad647f80cd1d16548d2ad0472