[INFO] fetching crate rust-lapper 1.2.0...
[INFO] testing rust-lapper-1.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rust-lapper 1.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rust-lapper 1.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rust-lapper 1.2.0
[INFO] tweaked toml for crates.io crate rust-lapper 1.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-lapper 1.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-lapper 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17e70cda39eecfe2c7463351a55c1d7aabc72a6251b13a0d9adebc8e21e01e97
[INFO] running `Command { std: "docker" "start" "-a" "17e70cda39eecfe2c7463351a55c1d7aabc72a6251b13a0d9adebc8e21e01e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17e70cda39eecfe2c7463351a55c1d7aabc72a6251b13a0d9adebc8e21e01e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e70cda39eecfe2c7463351a55c1d7aabc72a6251b13a0d9adebc8e21e01e97", kill_on_drop: false }`
[INFO] [stdout] 17e70cda39eecfe2c7463351a55c1d7aabc72a6251b13a0d9adebc8e21e01e97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d1ba5ade84293a89e8b0dc8832909a9f4a8e280f36810b8b9a1c092f56d0dd1
[INFO] running `Command { std: "docker" "start" "-a" "9d1ba5ade84293a89e8b0dc8832909a9f4a8e280f36810b8b9a1c092f56d0dd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-lapper v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:338:17
[INFO] [stdout]     |
[INFO] [stdout] 338 |     pub fn iter(&self) -> IterLapper<I, T> {
[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] 338 |     pub fn iter(&self) -> IterLapper<'_, I, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:550:18
[INFO] [stdout]     |
[INFO] [stdout] 550 |     pub fn depth(&self) -> IterDepth<I, T> {
[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] 550 |     pub fn depth(&self) -> IterDepth<'_, I, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:602:17
[INFO] [stdout]     |
[INFO] [stdout] 602 |     pub fn find(&self, start: I, stop: I) -> IterFind<I, T> {
[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] 602 |     pub fn find(&self, start: I, stop: I) -> IterFind<'_, I, T> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "9d1ba5ade84293a89e8b0dc8832909a9f4a8e280f36810b8b9a1c092f56d0dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d1ba5ade84293a89e8b0dc8832909a9f4a8e280f36810b8b9a1c092f56d0dd1", kill_on_drop: false }`
[INFO] [stdout] 9d1ba5ade84293a89e8b0dc8832909a9f4a8e280f36810b8b9a1c092f56d0dd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 331e5daef022f248d4a235cf07f4a26ccb86915656a5d99acbeda95dd5c83735
[INFO] running `Command { std: "docker" "start" "-a" "331e5daef022f248d4a235cf07f4a26ccb86915656a5d99acbeda95dd5c83735", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling bitflags v1.3.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:338:17
[INFO] [stdout]     |
[INFO] [stdout] 338 |     pub fn iter(&self) -> IterLapper<I, T> {
[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] 338 |     pub fn iter(&self) -> IterLapper<'_, I, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:550:18
[INFO] [stdout]     |
[INFO] [stdout] 550 |     pub fn depth(&self) -> IterDepth<I, T> {
[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] 550 |     pub fn depth(&self) -> IterDepth<'_, I, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:602:17
[INFO] [stdout]     |
[INFO] [stdout] 602 |     pub fn find(&self, start: I, stop: I) -> IterFind<I, T> {
[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] 602 |     pub fn find(&self, start: I, stop: I) -> IterFind<'_, I, T> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cpu-time v0.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling rust-lapper v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `Lapper<usize, u32>: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> src/lib.rs:1373:45
[INFO] [stdout]      |
[INFO] [stdout] 1373 |         let serialized = bincode::serialize(&lapper).unwrap();
[INFO] [stdout]      |                          ------------------ ^^^^^^^ unsatisfied trait bound
[INFO] [stdout]      |                          |
[INFO] [stdout]      |                          required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout] help: the trait `serde::ser::Serialize` is not implemented for `Lapper<usize, u32>`
[INFO] [stdout]     --> src/lib.rs:106:1
[INFO] [stdout]      |
[INFO] [stdout]  106 | pub struct Lapper<I, T>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = help: the following other types implement trait `serde::ser::Serialize`:
[INFO] [stdout]                &'a T
[INFO] [stdout]                &'a mut T
[INFO] [stdout]                ()
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]                (T0, T1, T2, T3, T4, T5)
[INFO] [stdout]              and 124 others
[INFO] [stdout] note: required by a bound in `bincode::serialize`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bincode-1.3.3/src/lib.rs:108:8
[INFO] [stdout]      |
[INFO] [stdout]  106 | pub fn serialize<T: ?Sized>(value: &T) -> Result<Vec<u8>>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout]  107 | where
[INFO] [stdout]  108 |     T: serde::Serialize,
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^ required by this bound in `serialize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Lapper<usize, u32>: serde::de::Deserialize<'_>` is not satisfied
[INFO] [stdout]     --> src/lib.rs:1374:47
[INFO] [stdout]      |
[INFO] [stdout] 1374 |         let deserialzed: Lapper<usize, u32> = bincode::deserialize(&serialized).unwrap();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]      |
[INFO] [stdout] help: the trait `serde::de::Deserialize<'_>` is not implemented for `Lapper<usize, u32>`
[INFO] [stdout]     --> src/lib.rs:106:1
[INFO] [stdout]      |
[INFO] [stdout]  106 | pub struct Lapper<I, T>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]                &'a Path
[INFO] [stdout]                &'a [u8]
[INFO] [stdout]                &'a str
[INFO] [stdout]                ()
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]              and 124 others
[INFO] [stdout] note: required by a bound in `bincode::deserialize`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bincode-1.3.3/src/lib.rs:179:8
[INFO] [stdout]      |
[INFO] [stdout]  177 | pub fn deserialize<'a, T>(bytes: &'a [u8]) -> Result<T>
[INFO] [stdout]      |        ----------- required by a bound in this function
[INFO] [stdout]  178 | where
[INFO] [stdout]  179 |     T: serde::de::Deserialize<'a>,
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `deserialize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-lapper` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "331e5daef022f248d4a235cf07f4a26ccb86915656a5d99acbeda95dd5c83735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "331e5daef022f248d4a235cf07f4a26ccb86915656a5d99acbeda95dd5c83735", kill_on_drop: false }`
[INFO] [stdout] 331e5daef022f248d4a235cf07f4a26ccb86915656a5d99acbeda95dd5c83735
