[INFO] fetching crate mumlib 0.3.0... [INFO] checking mumlib-0.3.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781 [INFO] extracting crate mumlib 0.3.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate mumlib 0.3.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mumlib 0.3.0 [INFO] finished tweaking crates.io crate mumlib 0.3.0 [INFO] tweaked toml for crates.io crate mumlib 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", 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] 35a33fb00f1e5222ef9a455303c02f39b03f86c23bdffaea45a871a7e806ede4 [INFO] running `Command { std: "docker" "start" "-a" "35a33fb00f1e5222ef9a455303c02f39b03f86c23bdffaea45a871a7e806ede4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35a33fb00f1e5222ef9a455303c02f39b03f86c23bdffaea45a871a7e806ede4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35a33fb00f1e5222ef9a455303c02f39b03f86c23bdffaea45a871a7e806ede4", kill_on_drop: false }` [INFO] [stdout] 35a33fb00f1e5222ef9a455303c02f39b03f86c23bdffaea45a871a7e806ede4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5075b9736803e3929a989ff18acfb99af3eb8525667521afddae8d0f467bde37 [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" "5075b9736803e3929a989ff18acfb99af3eb8525667521afddae8d0f467bde37", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking fern v0.5.9 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Checking serde v1.0.124 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking mumlib v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0603]: module `export` is private [INFO] [stdout] --> src/error.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::export::Formatter; [INFO] [stdout] | ^^^^^^ private module [INFO] [stdout] | [INFO] [stdout] note: the module `export` is defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.124/src/lib.rs:276:5 [INFO] [stdout] | [INFO] [stdout] 276 | use self::__private as export; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0603]: module `export` is private [INFO] [stdout] --> src/state.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::export::Formatter; [INFO] [stdout] | ^^^^^^ private module [INFO] [stdout] | [INFO] [stdout] note: the module `export` is defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.124/src/lib.rs:276:5 [INFO] [stdout] | [INFO] [stdout] 276 | use self::__private as export; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0603]: module `export` is private [INFO] [stdout] --> src/error.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::export::Formatter; [INFO] [stdout] | ^^^^^^ private module [INFO] [stdout] | [INFO] [stdout] note: the module `export` is defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.124/src/lib.rs:276:5 [INFO] [stdout] | [INFO] [stdout] 276 | use self::__private as export; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0603]: module `export` is private [INFO] [stdout] --> src/state.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::export::Formatter; [INFO] [stdout] | ^^^^^^ private module [INFO] [stdout] | [INFO] [stdout] note: the module `export` is defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.124/src/lib.rs:276:5 [INFO] [stdout] | [INFO] [stdout] 276 | use self::__private as export; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [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 E0603`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mumlib` [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] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0603`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "5075b9736803e3929a989ff18acfb99af3eb8525667521afddae8d0f467bde37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5075b9736803e3929a989ff18acfb99af3eb8525667521afddae8d0f467bde37", kill_on_drop: false }` [INFO] [stdout] 5075b9736803e3929a989ff18acfb99af3eb8525667521afddae8d0f467bde37