[INFO] fetching crate libbtrfs 0.0.20...
[INFO] testing libbtrfs-0.0.20 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate libbtrfs 0.0.20 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate libbtrfs 0.0.20
[INFO] finished tweaking crates.io crate libbtrfs 0.0.20
[INFO] tweaked toml for crates.io crate libbtrfs 0.0.20 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libbtrfs 0.0.20 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] [stderr]       Adding syscalls v0.6.18 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syscalls v0.6.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd36a38aa4983b3c4a677c7e9774e426684aaf73a2f6b3529d935bead81b95e2
[INFO] running `Command { std: "docker" "start" "-a" "fd36a38aa4983b3c4a677c7e9774e426684aaf73a2f6b3529d935bead81b95e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd36a38aa4983b3c4a677c7e9774e426684aaf73a2f6b3529d935bead81b95e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd36a38aa4983b3c4a677c7e9774e426684aaf73a2f6b3529d935bead81b95e2", kill_on_drop: false }`
[INFO] [stdout] fd36a38aa4983b3c4a677c7e9774e426684aaf73a2f6b3529d935bead81b95e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 419b64dd99e21d1aa677c2223b30815fc5c04a042011e114ab16d2922b1f97e8
[INFO] running `Command { std: "docker" "start" "-a" "419b64dd99e21d1aa677c2223b30815fc5c04a042011e114ab16d2922b1f97e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling libbtrfs v0.0.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree_search.rs:205:27
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub fn search_with<F>(&mut self, f: F) -> io::Result<Option<SearchBuf>>
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub fn search_with<F>(&mut self, f: F) -> io::Result<Option<SearchBuf<'_>>>
[INFO] [stdout]     |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree_search.rs:240:19
[INFO] [stdout]     |
[INFO] [stdout] 240 |     pub fn search(&mut self) -> io::Result<Option<SearchBuf>> {
[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] 240 |     pub fn search(&mut self) -> io::Result<Option<SearchBuf<'_>>> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.53s
[INFO] running `Command { std: "docker" "inspect" "419b64dd99e21d1aa677c2223b30815fc5c04a042011e114ab16d2922b1f97e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "419b64dd99e21d1aa677c2223b30815fc5c04a042011e114ab16d2922b1f97e8", kill_on_drop: false }`
[INFO] [stdout] 419b64dd99e21d1aa677c2223b30815fc5c04a042011e114ab16d2922b1f97e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d969dfacfd74a61957c0626c0b7f4aaf7ee754de21f876cef509477b7b0652f
[INFO] running `Command { std: "docker" "start" "-a" "4d969dfacfd74a61957c0626c0b7f4aaf7ee754de21f876cef509477b7b0652f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libbtrfs v0.0.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree_search.rs:205:27
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub fn search_with<F>(&mut self, f: F) -> io::Result<Option<SearchBuf>>
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub fn search_with<F>(&mut self, f: F) -> io::Result<Option<SearchBuf<'_>>>
[INFO] [stdout]     |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree_search.rs:240:19
[INFO] [stdout]     |
[INFO] [stdout] 240 |     pub fn search(&mut self) -> io::Result<Option<SearchBuf>> {
[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] 240 |     pub fn search(&mut self) -> io::Result<Option<SearchBuf<'_>>> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree_search.rs:205:27
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub fn search_with<F>(&mut self, f: F) -> io::Result<Option<SearchBuf>>
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub fn search_with<F>(&mut self, f: F) -> io::Result<Option<SearchBuf<'_>>>
[INFO] [stdout]     |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree_search.rs:240:19
[INFO] [stdout]     |
[INFO] [stdout] 240 |     pub fn search(&mut self) -> io::Result<Option<SearchBuf>> {
[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] 240 |     pub fn search(&mut self) -> io::Result<Option<SearchBuf<'_>>> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "4d969dfacfd74a61957c0626c0b7f4aaf7ee754de21f876cef509477b7b0652f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d969dfacfd74a61957c0626c0b7f4aaf7ee754de21f876cef509477b7b0652f", kill_on_drop: false }`
[INFO] [stdout] 4d969dfacfd74a61957c0626c0b7f4aaf7ee754de21f876cef509477b7b0652f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b31ad4eecf86693138556f472927305096a07cee572e2c44e24f3c13bfc7528b
[INFO] running `Command { std: "docker" "start" "-a" "b31ad4eecf86693138556f472927305096a07cee572e2c44e24f3c13bfc7528b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/tree_search.rs:205:27
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 205 |     pub fn search_with<F>(&mut self, f: F) -> io::Result<Option<SearchBuf>>
[INFO] [stdout] 
[INFO] [stderr]     |                           ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 205 |     pub fn search_with<F>(&mut self, f: F) -> io::Result<Option<SearchBuf<'_>>>
[INFO] [stderr]     |                                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree_search.rs:240:19
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn search(&mut self) -> io::Result<Option<SearchBuf>> {
[INFO] [stderr]     |                   ^^^^^^^^^                       ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn search(&mut self) -> io::Result<Option<SearchBuf<'_>>> {
[INFO] [stderr]     |                                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `libbtrfs` (lib) generated 2 warnings (run `cargo fix --lib -p libbtrfs` to apply 2 suggestions)
[INFO] [stderr] warning: `libbtrfs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libbtrfs-67b8277568c1cde3)
[INFO] [stderr]    Doc-tests libbtrfs
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/subvol/mod.rs - subvol::snap::create (line 194) - compile ... ok
[INFO] [stdout] test src/dev/dev_info.rs - dev::dev_info::info_iter (line 135) - compile ... ok
[INFO] [stdout] test src/fs/mod.rs - fs::info (line 194) - compile ... ok
[INFO] [stdout] test src/tree_search.rs - tree_search::TreeSearch::search_with (line 201) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/tree_search.rs - tree_search::TreeSearch::search_with (line 201) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `TODO` in this scope
[INFO] [stdout]    --> src/tree_search.rs:202:1
[INFO] [stdout]     |
[INFO] [stdout] 202 | TODO
[INFO] [stdout]     | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/tree_search.rs - tree_search::TreeSearch::search_with (line 201)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b31ad4eecf86693138556f472927305096a07cee572e2c44e24f3c13bfc7528b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31ad4eecf86693138556f472927305096a07cee572e2c44e24f3c13bfc7528b", kill_on_drop: false }`
[INFO] [stdout] b31ad4eecf86693138556f472927305096a07cee572e2c44e24f3c13bfc7528b
