[INFO] fetching crate massbit-sol 0.1.3...
[INFO] testing massbit-sol-0.1.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate massbit-sol 0.1.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate massbit-sol 0.1.3
[INFO] finished tweaking crates.io crate massbit-sol 0.1.3
[INFO] tweaked toml for crates.io crate massbit-sol 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate massbit-sol 0.1.3 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate massbit-sol 0.1.3 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e4d8156eaebc11f1a94ee84183fd032228558834ab24faa2e08705319515913
[INFO] running `Command { std: "docker" "start" "-a" "1e4d8156eaebc11f1a94ee84183fd032228558834ab24faa2e08705319515913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e4d8156eaebc11f1a94ee84183fd032228558834ab24faa2e08705319515913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e4d8156eaebc11f1a94ee84183fd032228558834ab24faa2e08705319515913", kill_on_drop: false }`
[INFO] [stdout] 1e4d8156eaebc11f1a94ee84183fd032228558834ab24faa2e08705319515913
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dfefa6177cad6eb5fe993bd4ff433b000cf2784d06ccb96f81f26f4aba9a248
[INFO] running `Command { std: "docker" "start" "-a" "6dfefa6177cad6eb5fe993bd4ff433b000cf2784d06ccb96f81f26f4aba9a248", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
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[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling futures-io v0.3.18
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling traitobject v0.1.0
[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" "6dfefa6177cad6eb5fe993bd4ff433b000cf2784d06ccb96f81f26f4aba9a248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfefa6177cad6eb5fe993bd4ff433b000cf2784d06ccb96f81f26f4aba9a248", kill_on_drop: false }`
[INFO] [stdout] 6dfefa6177cad6eb5fe993bd4ff433b000cf2784d06ccb96f81f26f4aba9a248