[INFO] fetching crate seal 0.1.6...
[INFO] testing seal-0.1.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate seal 0.1.6 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate seal 0.1.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate seal 0.1.6
[INFO] tweaked toml for crates.io crate seal 0.1.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate seal 0.1.6 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate seal 0.1.6 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba17579c89b7af56e205de4e4016e553c20f5742db1e21e97b1c5827f7c6dcee
[INFO] running `Command { std: "docker" "start" "-a" "ba17579c89b7af56e205de4e4016e553c20f5742db1e21e97b1c5827f7c6dcee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba17579c89b7af56e205de4e4016e553c20f5742db1e21e97b1c5827f7c6dcee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba17579c89b7af56e205de4e4016e553c20f5742db1e21e97b1c5827f7c6dcee", kill_on_drop: false }`
[INFO] [stdout] ba17579c89b7af56e205de4e4016e553c20f5742db1e21e97b1c5827f7c6dcee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7316bdf838798e2dd7393ab45c7cb6f03765003fd720645d740a3790594b948
[INFO] running `Command { std: "docker" "start" "-a" "d7316bdf838798e2dd7393ab45c7cb6f03765003fd720645d740a3790594b948", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling seal v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/pair/alignment.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn steps(&self) -> Steps {
[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] 38 |     pub fn steps(&self) -> Steps<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "d7316bdf838798e2dd7393ab45c7cb6f03765003fd720645d740a3790594b948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7316bdf838798e2dd7393ab45c7cb6f03765003fd720645d740a3790594b948", kill_on_drop: false }`
[INFO] [stdout] d7316bdf838798e2dd7393ab45c7cb6f03765003fd720645d740a3790594b948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7d13f365e80547b728b089ec9bb93995c8fb8659882e375a54f02fd7544343c
[INFO] running `Command { std: "docker" "start" "-a" "e7d13f365e80547b728b089ec9bb93995c8fb8659882e375a54f02fd7544343c", kill_on_drop: false }`
[INFO] [stderr]    Compiling seal v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/pair/alignment.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn steps(&self) -> Steps {
[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] 38 |     pub fn steps(&self) -> Steps<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/pair/alignment.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn steps(&self) -> Steps {
[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] 38 |     pub fn steps(&self) -> Steps<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "e7d13f365e80547b728b089ec9bb93995c8fb8659882e375a54f02fd7544343c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d13f365e80547b728b089ec9bb93995c8fb8659882e375a54f02fd7544343c", kill_on_drop: false }`
[INFO] [stdout] e7d13f365e80547b728b089ec9bb93995c8fb8659882e375a54f02fd7544343c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 486d5b038f849d017e3b38db517a4db805686411105d0e5713ec0ef051c3c23f
[INFO] running `Command { std: "docker" "start" "-a" "486d5b038f849d017e3b38db517a4db805686411105d0e5713ec0ef051c3c23f", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/pair/alignment.rs:38:18
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn steps(&self) -> Steps {
[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] 38 |     pub fn steps(&self) -> Steps<'_> {
[INFO] [stderr]    |                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `seal` (lib) generated 1 warning (run `cargo fix --lib -p seal` to apply 1 suggestion)
[INFO] [stderr] warning: `seal` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/seal-f61cb995da375e56)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test pair::alignment::tests::score_works ... ok
[INFO] [stdout] test pair::alignment::tests::origin_works ... ok
[INFO] [stdout] test pair::alignment::tests::steps_works ... ok
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] test pair::step_mask::tests::it_works ... ok
[INFO] [stdout] test pair::cursor::tests::apply_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests seal
[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" "486d5b038f849d017e3b38db517a4db805686411105d0e5713ec0ef051c3c23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "486d5b038f849d017e3b38db517a4db805686411105d0e5713ec0ef051c3c23f", kill_on_drop: false }`
[INFO] [stdout] 486d5b038f849d017e3b38db517a4db805686411105d0e5713ec0ef051c3c23f