[INFO] fetching crate bigraph 0.2.0... [INFO] checking bigraph-0.2.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174 [INFO] extracting crate bigraph 0.2.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate bigraph 0.2.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate bigraph 0.2.0 [INFO] finished tweaking crates.io crate bigraph 0.2.0 [INFO] tweaked toml for crates.io crate bigraph 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2e56f6754ff7d7bfa3fee06085354f52024d4961ec43305e1922717eee337bcc [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" "2e56f6754ff7d7bfa3fee06085354f52024d4961ec43305e1922717eee337bcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e56f6754ff7d7bfa3fee06085354f52024d4961ec43305e1922717eee337bcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e56f6754ff7d7bfa3fee06085354f52024d4961ec43305e1922717eee337bcc", kill_on_drop: false }` [INFO] [stdout] 2e56f6754ff7d7bfa3fee06085354f52024d4961ec43305e1922717eee337bcc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b9c6b17a237c934b1995d689b4cb26fc8fa185ec9d0cd56e0fa5459563b3d1ad [INFO] running `Command { std: "docker" "start" "-a" "b9c6b17a237c934b1995d689b4cb26fc8fa185ec9d0cd56e0fa5459563b3d1ad", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling strum v0.15.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Checking bitvector v0.1.5 [INFO] [stderr] Checking traitsequence v0.2.0 [INFO] [stderr] Checking opaque_typedef v0.0.5 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking traitgraph v0.2.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/traitgraph-0.2.0/src/algo/traversal/mod.rs:189:39 [INFO] [stdout] | [INFO] [stdout] 189 | if *rank_entry == None.into() { [INFO] [stdout] | ^^^^ cannot infer type for type parameter `T` declared on the enum `Option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/traitgraph-0.2.0/src/algo/traversal/mod.rs:296:38 [INFO] [stdout] | [INFO] [stdout] 296 | } else if *rank_entry == None.into() { [INFO] [stdout] | ^^^^ cannot infer type for type parameter `T` declared on the enum `Option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `traitgraph` [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" "b9c6b17a237c934b1995d689b4cb26fc8fa185ec9d0cd56e0fa5459563b3d1ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9c6b17a237c934b1995d689b4cb26fc8fa185ec9d0cd56e0fa5459563b3d1ad", kill_on_drop: false }` [INFO] [stdout] b9c6b17a237c934b1995d689b4cb26fc8fa185ec9d0cd56e0fa5459563b3d1ad