[INFO] fetching crate medians 3.0.12...
[INFO] testing medians-3.0.12 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate medians 3.0.12 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate medians 3.0.12
[INFO] finished tweaking crates.io crate medians 3.0.12
[INFO] tweaked toml for crates.io crate medians 3.0.12 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate medians 3.0.12 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c72f90096f81f214138806222f9a91aa0f6177b86f15a0c3b904af79b0e75d60
[INFO] running `Command { std: "docker" "start" "-a" "c72f90096f81f214138806222f9a91aa0f6177b86f15a0c3b904af79b0e75d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c72f90096f81f214138806222f9a91aa0f6177b86f15a0c3b904af79b0e75d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72f90096f81f214138806222f9a91aa0f6177b86f15a0c3b904af79b0e75d60", kill_on_drop: false }`
[INFO] [stdout] c72f90096f81f214138806222f9a91aa0f6177b86f15a0c3b904af79b0e75d60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 605d79e9fdce06a5501b2441ee61afd22d50e6c995f3a5ae3636c6cce4d777b3
[INFO] running `Command { std: "docker" "start" "-a" "605d79e9fdce06a5501b2441ee61afd22d50e6c995f3a5ae3636c6cce4d777b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling indxvec v1.9.6
[INFO] [stderr]    Compiling medians v3.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn medianu64(s: &mut [u64]) -> Result<Medians<u64>, Me> {
[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] 79 | pub fn medianu64(s: &mut [u64]) -> Result<Medians<'_, u64>, Me> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "605d79e9fdce06a5501b2441ee61afd22d50e6c995f3a5ae3636c6cce4d777b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "605d79e9fdce06a5501b2441ee61afd22d50e6c995f3a5ae3636c6cce4d777b3", kill_on_drop: false }`
[INFO] [stdout] 605d79e9fdce06a5501b2441ee61afd22d50e6c995f3a5ae3636c6cce4d777b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fc929e710619f20c5bb7a51ebe0a897b0ba75ebf5945df0de66f07eb27055d45
[INFO] running `Command { std: "docker" "start" "-a" "fc929e710619f20c5bb7a51ebe0a897b0ba75ebf5945df0de66f07eb27055d45", kill_on_drop: false }`
[INFO] [stderr]    Compiling medians v3.0.12
[INFO] [stderr]    Compiling ran v2.0.1
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn medianu64(s: &mut [u64]) -> Result<Medians<u64>, Me> {
[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] 79 | pub fn medianu64(s: &mut [u64]) -> Result<Medians<'_, u64>, Me> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling times v1.0.15
[INFO] [stderr]    Compiling medians v3.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn medianu64(s: &mut [u64]) -> Result<Medians<u64>, Me> {
[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] 79 | pub fn medianu64(s: &mut [u64]) -> Result<Medians<'_, u64>, Me> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "fc929e710619f20c5bb7a51ebe0a897b0ba75ebf5945df0de66f07eb27055d45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc929e710619f20c5bb7a51ebe0a897b0ba75ebf5945df0de66f07eb27055d45", kill_on_drop: false }`
[INFO] [stdout] fc929e710619f20c5bb7a51ebe0a897b0ba75ebf5945df0de66f07eb27055d45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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", kill_on_drop: false }`
[INFO] [stdout] 7156aa55a4358ad2935fe7e3917340a4929dd7b907cf1c42b9d364c5c20d3856
[INFO] running `Command { std: "docker" "start" "-a" "7156aa55a4358ad2935fe7e3917340a4929dd7b907cf1c42b9d364c5c20d3856", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:79:21
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub fn medianu64(s: &mut [u64]) -> Result<Medians<u64>, Me> {
[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] 79 | pub fn medianu64(s: &mut [u64]) -> Result<Medians<'_, u64>, Me> {
[INFO] [stderr]    |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: `medians` (lib) generated 1 warning (run `cargo fix --lib -p medians` to apply 1 suggestion)
[INFO] [stderr] warning: `medians` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/medians-fa413f053ed19799)
[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 medians
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/implementations.rs - implementations::&'a[T]::med_correlation (line 242) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7156aa55a4358ad2935fe7e3917340a4929dd7b907cf1c42b9d364c5c20d3856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7156aa55a4358ad2935fe7e3917340a4929dd7b907cf1c42b9d364c5c20d3856", kill_on_drop: false }`
[INFO] [stdout] 7156aa55a4358ad2935fe7e3917340a4929dd7b907cf1c42b9d364c5c20d3856