[INFO] fetching crate fbd_sequencer 0.2.2...
[INFO] testing fbd_sequencer-0.2.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate fbd_sequencer 0.2.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate fbd_sequencer 0.2.2
[INFO] finished tweaking crates.io crate fbd_sequencer 0.2.2
[INFO] tweaked toml for crates.io crate fbd_sequencer 0.2.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fbd_sequencer 0.2.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ef1b01353b3d301c1ad7b9629d6630e08e63f35412cbf002dd68fca3ff81905
[INFO] running `Command { std: "docker" "start" "-a" "7ef1b01353b3d301c1ad7b9629d6630e08e63f35412cbf002dd68fca3ff81905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ef1b01353b3d301c1ad7b9629d6630e08e63f35412cbf002dd68fca3ff81905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ef1b01353b3d301c1ad7b9629d6630e08e63f35412cbf002dd68fca3ff81905", kill_on_drop: false }`
[INFO] [stdout] 7ef1b01353b3d301c1ad7b9629d6630e08e63f35412cbf002dd68fca3ff81905
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e849fdeb81312bf70454813de7323f8ac7a3869f61e16a99c121bc52d6506101
[INFO] running `Command { std: "docker" "start" "-a" "e849fdeb81312bf70454813de7323f8ac7a3869f61e16a99c121bc52d6506101", kill_on_drop: false }`
[INFO] [stderr]    Compiling arraydeque v0.5.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling fbd_sequencer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:640:23
[INFO] [stdout]     |
[INFO] [stdout] 640 |     pub fn title_iter(&self) -> TitleIterator {
[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] 640 |     pub fn title_iter(&self) -> TitleIterator<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "e849fdeb81312bf70454813de7323f8ac7a3869f61e16a99c121bc52d6506101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e849fdeb81312bf70454813de7323f8ac7a3869f61e16a99c121bc52d6506101", kill_on_drop: false }`
[INFO] [stdout] e849fdeb81312bf70454813de7323f8ac7a3869f61e16a99c121bc52d6506101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 029e31b588bef6d348b0694fb8eefaff15c505f3825e2cd6778136efc9a20956
[INFO] running `Command { std: "docker" "start" "-a" "029e31b588bef6d348b0694fb8eefaff15c505f3825e2cd6778136efc9a20956", kill_on_drop: false }`
[INFO] [stderr]    Compiling fbd_sequencer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:640:23
[INFO] [stdout]     |
[INFO] [stdout] 640 |     pub fn title_iter(&self) -> TitleIterator {
[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] 640 |     pub fn title_iter(&self) -> TitleIterator<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:640:23
[INFO] [stdout]     |
[INFO] [stdout] 640 |     pub fn title_iter(&self) -> TitleIterator {
[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] 640 |     pub fn title_iter(&self) -> TitleIterator<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "029e31b588bef6d348b0694fb8eefaff15c505f3825e2cd6778136efc9a20956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "029e31b588bef6d348b0694fb8eefaff15c505f3825e2cd6778136efc9a20956", kill_on_drop: false }`
[INFO] [stdout] 029e31b588bef6d348b0694fb8eefaff15c505f3825e2cd6778136efc9a20956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1015bbd447fcbd342691cfb27e5d6f48f15422375d4af0966495fdb8e04365b
[INFO] running `Command { std: "docker" "start" "-a" "a1015bbd447fcbd342691cfb27e5d6f48f15422375d4af0966495fdb8e04365b", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:640:23
[INFO] [stderr]     |
[INFO] [stderr] 640 |     pub fn title_iter(&self) -> TitleIterator {
[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] 640 |     pub fn title_iter(&self) -> TitleIterator<'_> {
[INFO] [stderr]     |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `fbd_sequencer` (lib) generated 1 warning (run `cargo fix --lib -p fbd_sequencer` to apply 1 suggestion)
[INFO] [stderr] warning: `fbd_sequencer` (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/fbd_sequencer-7babdd9e0847a647)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stderr]    Doc-tests fbd_sequencer
[INFO] [stdout] test tests::test_part ... ok
[INFO] [stdout] test tests::test_header ... ok
[INFO] [stdout] test tests::test_part_command_repeat ... ok
[INFO] [stdout] test tests::test_part_command_reset ... ok
[INFO] [stdout] test tests::test_data_accessor ... ok
[INFO] [stdout] test tests::test_patch ... ok
[INFO] [stdout] test tests::test_part_next_data ... ok
[INFO] [stdout] test tests::test_part_commands ... ok
[INFO] [stdout] test tests::test_part_patch ... ok
[INFO] [stdout] test tests::test_sequencer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "a1015bbd447fcbd342691cfb27e5d6f48f15422375d4af0966495fdb8e04365b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1015bbd447fcbd342691cfb27e5d6f48f15422375d4af0966495fdb8e04365b", kill_on_drop: false }`
[INFO] [stdout] a1015bbd447fcbd342691cfb27e5d6f48f15422375d4af0966495fdb8e04365b