[INFO] fetching crate leveldb 0.8.5... [INFO] checking leveldb-0.8.5 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] extracting crate leveldb 0.8.5 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate leveldb 0.8.5 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate leveldb 0.8.5 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate leveldb 0.8.5 [INFO] tweaked toml for crates.io crate leveldb 0.8.5 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded leveldb-sys v2.0.6 [INFO] [stderr] Downloaded db-key v0.0.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 10746e5455423b76b18c3f500623c1e540e0824399a0c2941dbaa986bdcc9e47 [INFO] running `Command { std: "docker" "start" "-a" "10746e5455423b76b18c3f500623c1e540e0824399a0c2941dbaa986bdcc9e47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10746e5455423b76b18c3f500623c1e540e0824399a0c2941dbaa986bdcc9e47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10746e5455423b76b18c3f500623c1e540e0824399a0c2941dbaa986bdcc9e47", kill_on_drop: false }` [INFO] [stdout] 10746e5455423b76b18c3f500623c1e540e0824399a0c2941dbaa986bdcc9e47 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a33a02e7f7c3a220fed0938ee88c8b25a8c8f53bf58824495ce1ca394598f35 [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" "4a33a02e7f7c3a220fed0938ee88c8b25a8c8f53bf58824495ce1ca394598f35", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Checking db-key v0.0.5 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling cmake v0.1.44 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling leveldb-sys v2.0.6 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking leveldb v0.8.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/database/error.rs:45:32 [INFO] [stdout] | [INFO] [stdout] 45 | fn cause(&self) -> Option<&std::error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/database/iterator.rs:84:5 [INFO] [stdout] | [INFO] [stdout] 84 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/database/iterator.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/database/iterator.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/database/error.rs:45:32 [INFO] [stdout] | [INFO] [stdout] 45 | fn cause(&self) -> Option<&std::error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/database/iterator.rs:84:5 [INFO] [stdout] | [INFO] [stdout] 84 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/database/iterator.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/database/iterator.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/iterator.rs:65:22 [INFO] [stdout] | [INFO] [stdout] 65 | let iterable: &mut Iterable = database; [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/iterator.rs:80:22 [INFO] [stdout] | [INFO] [stdout] 80 | let iterable: &mut Iterable = database; [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterable` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stdout] --> tests/concurrent_access.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | / (0..10).map(|i| { [INFO] [stdout] 18 | | let local_db = shared.clone(); [INFO] [stdout] 19 | | [INFO] [stdout] 20 | | thread::spawn(move || { [INFO] [stdout] ... | [INFO] [stdout] 28 | | .map(JoinHandle::join) [INFO] [stdout] 29 | | .collect::>(); [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.85s [INFO] running `Command { std: "docker" "inspect" "4a33a02e7f7c3a220fed0938ee88c8b25a8c8f53bf58824495ce1ca394598f35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a33a02e7f7c3a220fed0938ee88c8b25a8c8f53bf58824495ce1ca394598f35", kill_on_drop: false }` [INFO] [stdout] 4a33a02e7f7c3a220fed0938ee88c8b25a8c8f53bf58824495ce1ca394598f35