[INFO] fetching crate libmemtester 1.2.1...
[INFO] testing libmemtester-1.2.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate libmemtester 1.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate libmemtester 1.2.1
[INFO] finished tweaking crates.io crate libmemtester 1.2.1
[INFO] tweaked toml for crates.io crate libmemtester 1.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libmemtester 1.2.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding nix v0.24.3 (available: v0.30.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0454163cb506cd962044e8bf74e5f7203757bad3376be565a7ed08b593dcb51a
[INFO] running `Command { std: "docker" "start" "-a" "0454163cb506cd962044e8bf74e5f7203757bad3376be565a7ed08b593dcb51a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0454163cb506cd962044e8bf74e5f7203757bad3376be565a7ed08b593dcb51a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0454163cb506cd962044e8bf74e5f7203757bad3376be565a7ed08b593dcb51a", kill_on_drop: false }`
[INFO] [stdout] 0454163cb506cd962044e8bf74e5f7203757bad3376be565a7ed08b593dcb51a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 351db4299fe11955666f9ae6335b1a60fc27328a31bf3e9fc4fd91d1b994ab59
[INFO] running `Command { std: "docker" "start" "-a" "351db4299fe11955666f9ae6335b1a60fc27328a31bf3e9fc4fd91d1b994ab59", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling libmemtester v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/memtester.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |     pub fn get_iterator(&mut self) -> MemoryTestIterator {
[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] 437 |     pub fn get_iterator(&mut self) -> MemoryTestIterator<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.16s
[INFO] running `Command { std: "docker" "inspect" "351db4299fe11955666f9ae6335b1a60fc27328a31bf3e9fc4fd91d1b994ab59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "351db4299fe11955666f9ae6335b1a60fc27328a31bf3e9fc4fd91d1b994ab59", kill_on_drop: false }`
[INFO] [stdout] 351db4299fe11955666f9ae6335b1a60fc27328a31bf3e9fc4fd91d1b994ab59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3623847a5b3a284fe3b0d95087114a6d1c954392cf9809cc0b60165a8909e342
[INFO] running `Command { std: "docker" "start" "-a" "3623847a5b3a284fe3b0d95087114a6d1c954392cf9809cc0b60165a8909e342", kill_on_drop: false }`
[INFO] [stderr]    Compiling libmemtester v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/memtester.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |     pub fn get_iterator(&mut self) -> MemoryTestIterator {
[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] 437 |     pub fn get_iterator(&mut self) -> MemoryTestIterator<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/memtester.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |     pub fn get_iterator(&mut self) -> MemoryTestIterator {
[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] 437 |     pub fn get_iterator(&mut self) -> MemoryTestIterator<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "3623847a5b3a284fe3b0d95087114a6d1c954392cf9809cc0b60165a8909e342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3623847a5b3a284fe3b0d95087114a6d1c954392cf9809cc0b60165a8909e342", kill_on_drop: false }`
[INFO] [stdout] 3623847a5b3a284fe3b0d95087114a6d1c954392cf9809cc0b60165a8909e342
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99cd3338b5f5cad842c57778998baf1577a8e4cb72775fb3a4c1c5c9ad8a9fd7
[INFO] running `Command { std: "docker" "start" "-a" "99cd3338b5f5cad842c57778998baf1577a8e4cb72775fb3a4c1c5c9ad8a9fd7", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/memtester.rs:437:25
[INFO] [stderr]     |
[INFO] [stderr] 437 |     pub fn get_iterator(&mut self) -> MemoryTestIterator {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 437 |     pub fn get_iterator(&mut self) -> MemoryTestIterator<'_> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `libmemtester` (lib) generated 1 warning (run `cargo fix --lib -p libmemtester` to apply 1 suggestion)
[INFO] [stderr] warning: `libmemtester` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libmemtester-231ac701bcbdab44)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libmemtester
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "99cd3338b5f5cad842c57778998baf1577a8e4cb72775fb3a4c1c5c9ad8a9fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99cd3338b5f5cad842c57778998baf1577a8e4cb72775fb3a4c1c5c9ad8a9fd7", kill_on_drop: false }`
[INFO] [stdout] 99cd3338b5f5cad842c57778998baf1577a8e4cb72775fb3a4c1c5c9ad8a9fd7
