[INFO] cloning repository https://github.com/rschifflin/rust-pubsub [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rschifflin/rust-pubsub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frschifflin%2Frust-pubsub", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frschifflin%2Frust-pubsub'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b07e4f397f298b5bfc7e977b2a18db0a64d010e1 [INFO] checking rschifflin/rust-pubsub against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frschifflin%2Frust-pubsub" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rschifflin/rust-pubsub on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rschifflin/rust-pubsub [INFO] finished tweaking git repo https://github.com/rschifflin/rust-pubsub [INFO] tweaked toml for git repo https://github.com/rschifflin/rust-pubsub written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/rschifflin/rust-pubsub already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec6362a2863d75c701cd759651009ef12b8c480240cb4cc511e710f2ae143f9a [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" "ec6362a2863d75c701cd759651009ef12b8c480240cb4cc511e710f2ae143f9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec6362a2863d75c701cd759651009ef12b8c480240cb4cc511e710f2ae143f9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec6362a2863d75c701cd759651009ef12b8c480240cb4cc511e710f2ae143f9a", kill_on_drop: false }` [INFO] [stdout] ec6362a2863d75c701cd759651009ef12b8c480240cb4cc511e710f2ae143f9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 895ea27dbeca6dbc30345d1f8e5853525ed02284fbbc1b11bcd0f7b216eb3c8c [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" "895ea27dbeca6dbc30345d1f8e5853525ed02284fbbc1b11bcd0f7b216eb3c8c", kill_on_drop: false }` [INFO] [stderr] Checking pubsub v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:131:4 [INFO] [stdout] | [INFO] [stdout] 131 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:155:4 [INFO] [stdout] | [INFO] [stdout] 155 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:181:4 [INFO] [stdout] | [INFO] [stdout] 181 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: cannot add `&[Event]` to `Vec>` [INFO] [stdout] --> src/lib.rs:49:33 [INFO] [stdout] | [INFO] [stdout] 49 | self.event_queue = head + &*tail; [INFO] [stdout] | ---- ^ ------ &[Event] [INFO] [stdout] | | [INFO] [stdout] | Vec> [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0369`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pubsub` due to 2 previous errors; 3 warnings emitted [INFO] [stdout] error[E0369]: cannot add `&[Event]` to `Vec>` [INFO] [stdout] --> src/lib.rs:49:33 [INFO] [stdout] | [INFO] [stdout] 49 | self.event_queue = head + &*tail; [INFO] [stdout] | ---- ^ ------ &[Event] [INFO] [stdout] | | [INFO] [stdout] | Vec> [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0369`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "895ea27dbeca6dbc30345d1f8e5853525ed02284fbbc1b11bcd0f7b216eb3c8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "895ea27dbeca6dbc30345d1f8e5853525ed02284fbbc1b11bcd0f7b216eb3c8c", kill_on_drop: false }` [INFO] [stdout] 895ea27dbeca6dbc30345d1f8e5853525ed02284fbbc1b11bcd0f7b216eb3c8c