[INFO] fetching crate leveldb 0.8.6... [INFO] checking leveldb-0.8.6 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1 [INFO] extracting crate leveldb 0.8.6 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate leveldb 0.8.6 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate leveldb 0.8.6 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate leveldb 0.8.6 [INFO] tweaked toml for crates.io crate leveldb 0.8.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded db-key v0.0.5 [INFO] [stderr] Downloaded cmake v0.1.50 [INFO] [stderr] Downloaded ffi-opaque v2.0.1 [INFO] [stderr] Downloaded leveldb-sys v2.0.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14278616142dc65c65606cf5548a3724929db800de265e2ed95e70fc6f21d622 [INFO] running `Command { std: "docker" "start" "-a" "14278616142dc65c65606cf5548a3724929db800de265e2ed95e70fc6f21d622", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14278616142dc65c65606cf5548a3724929db800de265e2ed95e70fc6f21d622", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14278616142dc65c65606cf5548a3724929db800de265e2ed95e70fc6f21d622", kill_on_drop: false }` [INFO] [stdout] 14278616142dc65c65606cf5548a3724929db800de265e2ed95e70fc6f21d622 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 61a370ac498b6edaf962eaae3d815cc1cf013da1dbb82416cdbfa9aca5c71576 [INFO] running `Command { std: "docker" "start" "-a" "61a370ac498b6edaf962eaae3d815cc1cf013da1dbb82416cdbfa9aca5c71576", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling cc v1.0.90 [INFO] [stderr] Checking ffi-opaque v2.0.1 [INFO] [stderr] Checking db-key v0.0.5 [INFO] [stderr] Compiling cmake v0.1.50 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling leveldb-sys v2.0.9 [INFO] [stderr] Checking leveldb v0.8.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/database/error.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/database/error.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/database/iterator.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | #[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:116:5 [INFO] [stdout] | [INFO] [stdout] 116 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/database/iterator.rs:119:5 [INFO] [stdout] | [INFO] [stdout] 119 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/database/iterator.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | #[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:116:5 [INFO] [stdout] | [INFO] [stdout] 116 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/database/iterator.rs:119:5 [INFO] [stdout] | [INFO] [stdout] 119 | #[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] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 45 | fn cause(&self) -> Option<&dyn std::error::Error> { [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] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 45 | fn cause(&self) -> Option<&dyn std::error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/iterator.rs:84:22 [INFO] [stdout] | [INFO] [stdout] 84 | let iterable: &mut Iterable = database; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 84 | let iterable: &mut dyn Iterable = database; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/iterator.rs:99:22 [INFO] [stdout] | [INFO] [stdout] 99 | let iterable: &mut Iterable = database; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 99 | let iterable: &mut dyn Iterable = database; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `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: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 17 | let _ = (0..10).map(|i| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.48s [INFO] running `Command { std: "docker" "inspect" "61a370ac498b6edaf962eaae3d815cc1cf013da1dbb82416cdbfa9aca5c71576", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61a370ac498b6edaf962eaae3d815cc1cf013da1dbb82416cdbfa9aca5c71576", kill_on_drop: false }` [INFO] [stdout] 61a370ac498b6edaf962eaae3d815cc1cf013da1dbb82416cdbfa9aca5c71576 [INFO] checking leveldb-0.8.6 against try#9ae1860851f3fbc1435a1698e572252c0076f413 for pr-122960-1 [INFO] extracting crate leveldb 0.8.6 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate leveldb 0.8.6 on toolchain 9ae1860851f3fbc1435a1698e572252c0076f413 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate leveldb 0.8.6 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate leveldb 0.8.6 [INFO] tweaked toml for crates.io crate leveldb 0.8.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 862a23d36b91e67394158574a960e42931b152d370a0423b16f4370516c033b7 [INFO] running `Command { std: "docker" "start" "-a" "862a23d36b91e67394158574a960e42931b152d370a0423b16f4370516c033b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "862a23d36b91e67394158574a960e42931b152d370a0423b16f4370516c033b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "862a23d36b91e67394158574a960e42931b152d370a0423b16f4370516c033b7", kill_on_drop: false }` [INFO] [stdout] 862a23d36b91e67394158574a960e42931b152d370a0423b16f4370516c033b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 542c41c24df9980a9919b2e9e11831a8af90481f6d9774c3c03b5db74f4dc7af [INFO] running `Command { std: "docker" "start" "-a" "542c41c24df9980a9919b2e9e11831a8af90481f6d9774c3c03b5db74f4dc7af", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "542c41c24df9980a9919b2e9e11831a8af90481f6d9774c3c03b5db74f4dc7af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "542c41c24df9980a9919b2e9e11831a8af90481f6d9774c3c03b5db74f4dc7af", kill_on_drop: false }` [INFO] [stdout] 542c41c24df9980a9919b2e9e11831a8af90481f6d9774c3c03b5db74f4dc7af