[INFO] fetching crate merkle_hash 3.8.0...
[INFO] testing merkle_hash-3.8.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate merkle_hash 3.8.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate merkle_hash 3.8.0
[INFO] finished tweaking crates.io crate merkle_hash 3.8.0
[INFO] tweaked toml for crates.io crate merkle_hash 3.8.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate merkle_hash 3.8.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate merkle_hash 3.8.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unty v0.0.4
[INFO] [stderr]   Downloaded virtue v0.0.18
[INFO] [stderr]   Downloaded bincode_derive v2.0.1
[INFO] [stderr]   Downloaded bincode v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92a9f39d15c1ab2b23ab1020d6be6536369c13b6bbd535b8dffc0d528a5af30c
[INFO] running `Command { std: "docker" "start" "-a" "92a9f39d15c1ab2b23ab1020d6be6536369c13b6bbd535b8dffc0d528a5af30c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92a9f39d15c1ab2b23ab1020d6be6536369c13b6bbd535b8dffc0d528a5af30c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a9f39d15c1ab2b23ab1020d6be6536369c13b6bbd535b8dffc0d528a5af30c", kill_on_drop: false }`
[INFO] [stdout] 92a9f39d15c1ab2b23ab1020d6be6536369c13b6bbd535b8dffc0d528a5af30c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fe77a6c323e7109864db547b274dfbf79aaf1c5fbc238e6e36f9fa8e033d0e9
[INFO] running `Command { std: "docker" "start" "-a" "5fe77a6c323e7109864db547b274dfbf79aaf1c5fbc238e6e36f9fa8e033d0e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.17
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling blake3 v1.7.0
[INFO] [stderr]    Compiling merkle_hash v3.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tree/merkle_tree.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn iter(&self) -> MerkleNodeIter {
[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] 28 |     pub fn iter(&self) -> MerkleNodeIter<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.96s
[INFO] running `Command { std: "docker" "inspect" "5fe77a6c323e7109864db547b274dfbf79aaf1c5fbc238e6e36f9fa8e033d0e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe77a6c323e7109864db547b274dfbf79aaf1c5fbc238e6e36f9fa8e033d0e9", kill_on_drop: false }`
[INFO] [stdout] 5fe77a6c323e7109864db547b274dfbf79aaf1c5fbc238e6e36f9fa8e033d0e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6101d9bd37cfe2e1ce265deb45ab537ab72a3c3fc4c5ce97604c313de55c55fc
[INFO] running `Command { std: "docker" "start" "-a" "6101d9bd37cfe2e1ce265deb45ab537ab72a3c3fc4c5ce97604c313de55c55fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling merkle_hash v3.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tree/merkle_tree.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn iter(&self) -> MerkleNodeIter {
[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] 28 |     pub fn iter(&self) -> MerkleNodeIter<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tree/merkle_tree.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn iter(&self) -> MerkleNodeIter {
[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] 28 |     pub fn iter(&self) -> MerkleNodeIter<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "6101d9bd37cfe2e1ce265deb45ab537ab72a3c3fc4c5ce97604c313de55c55fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6101d9bd37cfe2e1ce265deb45ab537ab72a3c3fc4c5ce97604c313de55c55fc", kill_on_drop: false }`
[INFO] [stdout] 6101d9bd37cfe2e1ce265deb45ab537ab72a3c3fc4c5ce97604c313de55c55fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e86f6c21620fa61104550f4dcf8fe7cb3ccd7d43aa46d751cf34dda177708c29
[INFO] running `Command { std: "docker" "start" "-a" "e86f6c21620fa61104550f4dcf8fe7cb3ccd7d43aa46d751cf34dda177708c29", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/tree/merkle_tree.rs:28:17
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn iter(&self) -> MerkleNodeIter {
[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] 28 |     pub fn iter(&self) -> MerkleNodeIter<'_> {
[INFO] [stderr]    |                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `merkle_hash` (lib) generated 1 warning (run `cargo fix --lib -p merkle_hash` to apply 1 suggestion)
[INFO] [stderr] warning: `merkle_hash` (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/merkle_hash-5933e1a0bf271035)
[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 merkle_hash
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 34) ... ignored
[INFO] [stdout] test src/lib.rs - (line 45) ... ignored
[INFO] [stdout] test src/lib.rs - (line 55) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e86f6c21620fa61104550f4dcf8fe7cb3ccd7d43aa46d751cf34dda177708c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e86f6c21620fa61104550f4dcf8fe7cb3ccd7d43aa46d751cf34dda177708c29", kill_on_drop: false }`
[INFO] [stdout] e86f6c21620fa61104550f4dcf8fe7cb3ccd7d43aa46d751cf34dda177708c29