[INFO] fetching crate cachy 0.2.0... [INFO] testing cachy-0.2.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate cachy 0.2.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate cachy 0.2.0 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate cachy 0.2.0 [INFO] finished tweaking crates.io crate cachy 0.2.0 [INFO] tweaked toml for crates.io crate cachy 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bus v1.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72d7fd316caf07d5d3a56f8bed3968fab124f4d0e2946a41432efd5b4c1f34e9 [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" "72d7fd316caf07d5d3a56f8bed3968fab124f4d0e2946a41432efd5b4c1f34e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72d7fd316caf07d5d3a56f8bed3968fab124f4d0e2946a41432efd5b4c1f34e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72d7fd316caf07d5d3a56f8bed3968fab124f4d0e2946a41432efd5b4c1f34e9", kill_on_drop: false }` [INFO] [stdout] 72d7fd316caf07d5d3a56f8bed3968fab124f4d0e2946a41432efd5b4c1f34e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cccf0c6a9bb0786c545f710af4d1c9f7d4f2e39b62cd68c643c4a8dc90d35290 [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" "cccf0c6a9bb0786c545f710af4d1c9f7d4f2e39b62cd68c643c4a8dc90d35290", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling atomic-option v0.1.2 [INFO] [stderr] Compiling parking_lot_core v0.2.14 [INFO] [stderr] Compiling bus v1.4.1 [INFO] [stderr] Compiling cachy v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0599]: no method named `try_recv` found for mutable reference `&mut BusReader>` in the current scope [INFO] [stdout] --> src/lib.rs:85:28 [INFO] [stdout] | [INFO] [stdout] 85 | res = match sc.try_recv() { [INFO] [stdout] | ^^^^^^^^ method not found in `&mut BusReader>` [INFO] [stdout] | [INFO] [stdout] = note: the method `try_recv` exists but the following trait bounds were not satisfied: [INFO] [stdout] `Arc: Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `try_recv` found for mutable reference `&mut BusReader>` in the current scope [INFO] [stdout] --> src/lib.rs:148:95 [INFO] [stdout] | [INFO] [stdout] 148 | let temp = itc.into_iter().filter_map(|(k, mut x)| match Rc::get_mut(&mut x).unwrap().try_recv() { [INFO] [stdout] | ^^^^^^^^ method not found in `&mut BusReader>` [INFO] [stdout] | [INFO] [stdout] = note: the method `try_recv` exists but the following trait bounds were not satisfied: [INFO] [stdout] `Arc: Sync` [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 E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cachy` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "cccf0c6a9bb0786c545f710af4d1c9f7d4f2e39b62cd68c643c4a8dc90d35290", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cccf0c6a9bb0786c545f710af4d1c9f7d4f2e39b62cd68c643c4a8dc90d35290", kill_on_drop: false }` [INFO] [stdout] cccf0c6a9bb0786c545f710af4d1c9f7d4f2e39b62cd68c643c4a8dc90d35290