[INFO] fetching crate multistr 0.5.4...
[INFO] checking multistr-0.5.4 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate multistr 0.5.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate multistr 0.5.4 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multistr 0.5.4
[INFO] finished tweaking crates.io crate multistr 0.5.4
[INFO] tweaked toml for crates.io crate multistr 0.5.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded len-trait v0.6.1
[INFO] [stderr]   Downloaded extra-default v0.2.0
[INFO] [stderr]   Downloaded bow v1.0.3
[INFO] [stderr]   Downloaded push-trait v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7af9b6989b15b7d4debc081e3be5d52f4c1f0e509ca7cf134b09140b0f839f2f
[INFO] running `Command { std: "docker" "start" "-a" "7af9b6989b15b7d4debc081e3be5d52f4c1f0e509ca7cf134b09140b0f839f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7af9b6989b15b7d4debc081e3be5d52f4c1f0e509ca7cf134b09140b0f839f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7af9b6989b15b7d4debc081e3be5d52f4c1f0e509ca7cf134b09140b0f839f2f", kill_on_drop: false }`
[INFO] [stdout] 7af9b6989b15b7d4debc081e3be5d52f4c1f0e509ca7cf134b09140b0f839f2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d6f008dd9dc4992825507b94b1791947de1af76a3aa1c6da8c88ffe3751e37a
[INFO] running `Command { std: "docker" "start" "-a" "0d6f008dd9dc4992825507b94b1791947de1af76a3aa1c6da8c88ffe3751e37a", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking len-trait v0.6.1
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking bow v1.0.3
[INFO] [stderr]     Checking extra-default v0.2.0
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Into<Box<_>>` for type `Bow<'_, _>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bow-1.0.3/src/lib.rs:124:1
[INFO] [stdout]     |
[INFO] [stdout] 124 | impl<'a, T: 'a + ToBox + ?Sized> Into<boxed::Box<T>> for Bow<'a, T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: conflicting implementation in crate `core`:
[INFO] [stdout]             - impl<T, U> Into<U> for T
[INFO] [stdout]               where U: From<T>;
[INFO] [stdout]     = note: downstream crates may implement trait `std::convert::From<Bow<'_, _>>` for type `std::boxed::Box<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bow` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0d6f008dd9dc4992825507b94b1791947de1af76a3aa1c6da8c88ffe3751e37a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d6f008dd9dc4992825507b94b1791947de1af76a3aa1c6da8c88ffe3751e37a", kill_on_drop: false }`
[INFO] [stdout] 0d6f008dd9dc4992825507b94b1791947de1af76a3aa1c6da8c88ffe3751e37a
