[INFO] fetching crate redox-buffer-pool 0.5.1... [INFO] checking redox-buffer-pool-0.5.1 against master#7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 for pr-85387 [INFO] extracting crate redox-buffer-pool 0.5.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate redox-buffer-pool 0.5.1 on toolchain 7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate redox-buffer-pool 0.5.1 [INFO] finished tweaking crates.io crate redox-buffer-pool 0.5.1 [INFO] tweaked toml for crates.io crate redox-buffer-pool 0.5.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 442681e1631f5cbb022d098e49a7821768eff47601c7ea0bc191b7b86837be9b [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" "442681e1631f5cbb022d098e49a7821768eff47601c7ea0bc191b7b86837be9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "442681e1631f5cbb022d098e49a7821768eff47601c7ea0bc191b7b86837be9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "442681e1631f5cbb022d098e49a7821768eff47601c7ea0bc191b7b86837be9b", kill_on_drop: false }` [INFO] [stdout] 442681e1631f5cbb022d098e49a7821768eff47601c7ea0bc191b7b86837be9b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "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] afe4f3d73a2a0be40661e7fb4612821ccef0c0ecd86467ccd0fa9c2a28cc2072 [INFO] running `Command { std: "docker" "start" "-a" "afe4f3d73a2a0be40661e7fb4612821ccef0c0ecd86467ccd0fa9c2a28cc2072", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking guard-trait v0.4.1 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking redox-buffer-pool v0.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand v0.7.3 [INFO] [stdout] error[E0599]: no method named `expect_none` found for enum `Option>` in the current scope [INFO] [stdout] --> src/lib.rs:857:14 [INFO] [stdout] | [INFO] [stdout] 857 | .expect_none("expected newly-acquired slice not to conflict with any existing one"); [INFO] [stdout] | ^^^^^^^^^^^ method not found in `Option>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `expect_none` found for enum `Option>` in the current scope [INFO] [stdout] --> src/lib.rs:1277:18 [INFO] [stdout] | [INFO] [stdout] 1277 | .expect_none("expected new entry not to already be inserted"); [INFO] [stdout] | ^^^^^^^^^^^ method not found in `Option>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `unwrap_none` found for enum `Option>` in the current scope [INFO] [stdout] --> src/lib.rs:1609:54 [INFO] [stdout] | [INFO] [stdout] 1609 | occ_write_guard.insert(new_occ_k, new_occ_v).unwrap_none(); [INFO] [stdout] | ^^^^^^^^^^^ help: there is an associated function with a similar name: `unwrap_or` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 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 `redox-buffer-pool` [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" "afe4f3d73a2a0be40661e7fb4612821ccef0c0ecd86467ccd0fa9c2a28cc2072", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afe4f3d73a2a0be40661e7fb4612821ccef0c0ecd86467ccd0fa9c2a28cc2072", kill_on_drop: false }` [INFO] [stdout] afe4f3d73a2a0be40661e7fb4612821ccef0c0ecd86467ccd0fa9c2a28cc2072