[INFO] fetching crate rustpython-stdlib 0.4.0...
[INFO] checking rustpython-stdlib-0.4.0 against master#3645249d79dfb136b5d8de3ce153d19d6698d92d for pr-153975
[INFO] extracting crate rustpython-stdlib 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rustpython-stdlib 0.4.0
[INFO] finished tweaking crates.io crate rustpython-stdlib 0.4.0
[INFO] tweaked toml for crates.io crate rustpython-stdlib 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustpython-stdlib 0.4.0 on toolchain 3645249d79dfb136b5d8de3ce153d19d6698d92d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3645249d79dfb136b5d8de3ce153d19d6698d92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3645249d79dfb136b5d8de3ce153d19d6698d92d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 303 packages to latest compatible versions
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[INFO] [stderr]       Adding xml-rs v0.8.28 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3645249d79dfb136b5d8de3ce153d19d6698d92d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3645249d79dfb136b5d8de3ce153d19d6698d92d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 380a6a735c40b17840b63573106a4962d32b6ee9fe612fc605beabf1433f9221
[INFO] running `Command { std: "docker" "start" "-a" "380a6a735c40b17840b63573106a4962d32b6ee9fe612fc605beabf1433f9221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "380a6a735c40b17840b63573106a4962d32b6ee9fe612fc605beabf1433f9221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "380a6a735c40b17840b63573106a4962d32b6ee9fe612fc605beabf1433f9221", kill_on_drop: false }`
[INFO] [stdout] 380a6a735c40b17840b63573106a4962d32b6ee9fe612fc605beabf1433f9221
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3645249d79dfb136b5d8de3ce153d19d6698d92d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mmap.rs:487:25
[INFO] [stdout]     |
[INFO] [stdout] 487 |         fn as_bytes_mut(&self) -> BorrowedValueMut<[u8]> {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 487 |         fn as_bytes_mut(&self) -> BorrowedValueMut<'_, [u8]> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mmap.rs:497:21
[INFO] [stdout]     |
[INFO] [stdout] 497 |         fn as_bytes(&self) -> BorrowedValue<[u8]> {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 497 |         fn as_bytes(&self) -> BorrowedValue<'_, [u8]> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mmap.rs:540:24
[INFO] [stdout]     |
[INFO] [stdout] 540 |         fn check_valid(&self, vm: &VirtualMachine) -> PyResult<PyMutexGuard<Option<MmapObj>>> {
[INFO] [stdout]     |                        ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 540 |         fn check_valid(&self, vm: &VirtualMachine) -> PyResult<PyMutexGuard<'_, Option<MmapObj>>> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sqlite.rs:871:20
[INFO] [stdout]     |
[INFO] [stdout] 871 |         fn db_lock(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<Sqlite>> {
[INFO] [stdout]     |                    ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 871 |         fn db_lock(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<'_, Sqlite>> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sqlite.rs:876:21
[INFO] [stdout]     |
[INFO] [stdout] 876 |         fn _db_lock(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<Sqlite>> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 876 |         fn _db_lock(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<'_, Sqlite>> {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sqlite.rs:1443:18
[INFO] [stdout]      |
[INFO] [stdout] 1443 |         fn inner(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<CursorInner>> {
[INFO] [stdout]      |                  ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1443 |         fn inner(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<'_, CursorInner>> {
[INFO] [stdout]      |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sqlite.rs:2109:18
[INFO] [stdout]      |
[INFO] [stdout] 2109 |         fn inner(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<BlobInner>> {
[INFO] [stdout]      |                  ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 2109 |         fn inner(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<'_, BlobInner>> {
[INFO] [stdout]      |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sqlite.rs:2320:17
[INFO] [stdout]      |
[INFO] [stdout] 2320 |         fn lock(&self) -> PyMutexGuard<SqliteStatement> {
[INFO] [stdout]      |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 2320 |         fn lock(&self) -> PyMutexGuard<'_, SqliteStatement> {
[INFO] [stdout]      |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mmap.rs:487:25
[INFO] [stdout]     |
[INFO] [stdout] 487 |         fn as_bytes_mut(&self) -> BorrowedValueMut<[u8]> {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 487 |         fn as_bytes_mut(&self) -> BorrowedValueMut<'_, [u8]> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mmap.rs:497:21
[INFO] [stdout]     |
[INFO] [stdout] 497 |         fn as_bytes(&self) -> BorrowedValue<[u8]> {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 497 |         fn as_bytes(&self) -> BorrowedValue<'_, [u8]> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mmap.rs:540:24
[INFO] [stdout]     |
[INFO] [stdout] 540 |         fn check_valid(&self, vm: &VirtualMachine) -> PyResult<PyMutexGuard<Option<MmapObj>>> {
[INFO] [stdout]     |                        ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 540 |         fn check_valid(&self, vm: &VirtualMachine) -> PyResult<PyMutexGuard<'_, Option<MmapObj>>> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sqlite.rs:871:20
[INFO] [stdout]     |
[INFO] [stdout] 871 |         fn db_lock(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<Sqlite>> {
[INFO] [stdout]     |                    ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 871 |         fn db_lock(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<'_, Sqlite>> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sqlite.rs:876:21
[INFO] [stdout]     |
[INFO] [stdout] 876 |         fn _db_lock(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<Sqlite>> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 876 |         fn _db_lock(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<'_, Sqlite>> {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sqlite.rs:1443:18
[INFO] [stdout]      |
[INFO] [stdout] 1443 |         fn inner(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<CursorInner>> {
[INFO] [stdout]      |                  ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1443 |         fn inner(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<'_, CursorInner>> {
[INFO] [stdout]      |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sqlite.rs:2109:18
[INFO] [stdout]      |
[INFO] [stdout] 2109 |         fn inner(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<BlobInner>> {
[INFO] [stdout]      |                  ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 2109 |         fn inner(&self, vm: &VirtualMachine) -> PyResult<PyMappedMutexGuard<'_, BlobInner>> {
[INFO] [stdout]      |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sqlite.rs:2320:17
[INFO] [stdout]      |
[INFO] [stdout] 2320 |         fn lock(&self) -> PyMutexGuard<SqliteStatement> {
[INFO] [stdout]      |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 2320 |         fn lock(&self) -> PyMutexGuard<'_, SqliteStatement> {
[INFO] [stdout]      |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "7c46ee20cb6c367865daf6d7dfcb923049f2a5c59b77546735ee1516bda180d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c46ee20cb6c367865daf6d7dfcb923049f2a5c59b77546735ee1516bda180d3", kill_on_drop: false }`
[INFO] [stdout] 7c46ee20cb6c367865daf6d7dfcb923049f2a5c59b77546735ee1516bda180d3
