[INFO] fetching crate medians 3.0.12... [INFO] testing medians-3.0.12 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate medians 3.0.12 into /workspace/builds/worker-5-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-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate medians 3.0.12 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 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cee851238e1fc5a7d43c008ec967b854d59a54c83d16b63bfe62133f53093b27 [INFO] running `Command { std: "docker" "start" "-a" "cee851238e1fc5a7d43c008ec967b854d59a54c83d16b63bfe62133f53093b27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cee851238e1fc5a7d43c008ec967b854d59a54c83d16b63bfe62133f53093b27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cee851238e1fc5a7d43c008ec967b854d59a54c83d16b63bfe62133f53093b27", kill_on_drop: false }` [INFO] [stdout] cee851238e1fc5a7d43c008ec967b854d59a54c83d16b63bfe62133f53093b27 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b5d7549747412ef16f166013ae55ed90474d2c1cb8a6b2bd06fe22d1116be02 [INFO] running `Command { std: "docker" "start" "-a" "0b5d7549747412ef16f166013ae55ed90474d2c1cb8a6b2bd06fe22d1116be02", 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, 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, Me> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `Command { std: "docker" "inspect" "0b5d7549747412ef16f166013ae55ed90474d2c1cb8a6b2bd06fe22d1116be02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b5d7549747412ef16f166013ae55ed90474d2c1cb8a6b2bd06fe22d1116be02", kill_on_drop: false }` [INFO] [stdout] 0b5d7549747412ef16f166013ae55ed90474d2c1cb8a6b2bd06fe22d1116be02 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 751fe97bfd35da707f3b252231e8a5704aaca908a07b762dc20783c93a96949d [INFO] running `Command { std: "docker" "start" "-a" "751fe97bfd35da707f3b252231e8a5704aaca908a07b762dc20783c93a96949d", 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, 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, 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, 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, Me> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `Command { std: "docker" "inspect" "751fe97bfd35da707f3b252231e8a5704aaca908a07b762dc20783c93a96949d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "751fe97bfd35da707f3b252231e8a5704aaca908a07b762dc20783c93a96949d", kill_on_drop: false }` [INFO] [stdout] 751fe97bfd35da707f3b252231e8a5704aaca908a07b762dc20783c93a96949d [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9ef51d74a687d5941ffa68cc61c12050710622efe1697a370f72e035b4f70de6 [INFO] running `Command { std: "docker" "start" "-a" "9ef51d74a687d5941ffa68cc61c12050710622efe1697a370f72e035b4f70de6", 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, 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, 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 0.02s [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 0.45s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9ef51d74a687d5941ffa68cc61c12050710622efe1697a370f72e035b4f70de6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ef51d74a687d5941ffa68cc61c12050710622efe1697a370f72e035b4f70de6", kill_on_drop: false }` [INFO] [stdout] 9ef51d74a687d5941ffa68cc61c12050710622efe1697a370f72e035b4f70de6