[INFO] fetching crate multistr 0.5.4... [INFO] checking multistr-0.5.4 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] extracting crate multistr 0.5.4 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate multistr 0.5.4 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f49e90dbb4d11d2d32f75f6062c7997318d05a4ce394df1d08eb81862e017d4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5f49e90dbb4d11d2d32f75f6062c7997318d05a4ce394df1d08eb81862e017d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f49e90dbb4d11d2d32f75f6062c7997318d05a4ce394df1d08eb81862e017d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f49e90dbb4d11d2d32f75f6062c7997318d05a4ce394df1d08eb81862e017d4", kill_on_drop: false }` [INFO] [stdout] 5f49e90dbb4d11d2d32f75f6062c7997318d05a4ce394df1d08eb81862e017d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37dd0d8612849d15952d4ce229b885bce3bffec4283745916044ab70079225d5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "37dd0d8612849d15952d4ce229b885bce3bffec4283745916044ab70079225d5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling log v0.4.11 [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 extra-default v0.2.0 [INFO] [stderr] Checking len-trait v0.6.1 [INFO] [stderr] Checking bow v1.0.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking push-trait v0.6.0 [INFO] [stdout] error[E0119]: conflicting implementations of trait `std::convert::Into>` for type `Bow<'_, _>`: [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bow-1.0.3/src/lib.rs:124:1 [INFO] [stdout] | [INFO] [stdout] 124 | impl<'a, T: 'a + ToBox + ?Sized> Into> for Bow<'a, T> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: conflicting implementation in crate `core`: [INFO] [stdout] - impl Into for T [INFO] [stdout] where U: From; [INFO] [stdout] = note: downstream crates may implement trait `std::convert::From>` for type `std::boxed::Box<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 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` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "37dd0d8612849d15952d4ce229b885bce3bffec4283745916044ab70079225d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37dd0d8612849d15952d4ce229b885bce3bffec4283745916044ab70079225d5", kill_on_drop: false }` [INFO] [stdout] 37dd0d8612849d15952d4ce229b885bce3bffec4283745916044ab70079225d5