[INFO] fetching crate pb-atomic-linked-list 0.1.6...
[INFO] testing pb-atomic-linked-list-0.1.6 against 1.91.0 for beta-1.92-2
[INFO] extracting crate pb-atomic-linked-list 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate pb-atomic-linked-list 0.1.6
[INFO] finished tweaking crates.io crate pb-atomic-linked-list 0.1.6
[INFO] tweaked toml for crates.io crate pb-atomic-linked-list 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pb-atomic-linked-list 0.1.6 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4928a80cab56b8e02b43e07798a6087e70580902b827be60a3d036f5f0d5549e
[INFO] running `Command { std: "docker" "start" "-a" "4928a80cab56b8e02b43e07798a6087e70580902b827be60a3d036f5f0d5549e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4928a80cab56b8e02b43e07798a6087e70580902b827be60a3d036f5f0d5549e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4928a80cab56b8e02b43e07798a6087e70580902b827be60a3d036f5f0d5549e", kill_on_drop: false }`
[INFO] [stdout] 4928a80cab56b8e02b43e07798a6087e70580902b827be60a3d036f5f0d5549e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 45f11d13c9c3cde61a93beb369328619808372b5e95927638c308b25e4808de9
[INFO] running `Command { std: "docker" "start" "-a" "45f11d13c9c3cde61a93beb369328619808372b5e95927638c308b25e4808de9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pb-atomic-linked-list v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:61:53
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a {
[INFO] [stdout]    |                    -- the lifetime is named here    ^^ the same 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a {
[INFO] [stdout]    |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a {
[INFO] [stdout]     |                    -- the lifetime is named here    ^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a {
[INFO] [stdout]     |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:13:57
[INFO] [stdout]    |
[INFO] [stdout] 13 |         fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a;
[INFO] [stdout]    |                        -- the lifetime is named here    ^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 13 |         fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a;
[INFO] [stdout]    |                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "45f11d13c9c3cde61a93beb369328619808372b5e95927638c308b25e4808de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45f11d13c9c3cde61a93beb369328619808372b5e95927638c308b25e4808de9", kill_on_drop: false }`
[INFO] [stdout] 45f11d13c9c3cde61a93beb369328619808372b5e95927638c308b25e4808de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ca76429de1fef202c78a1aff7467bcf03de03012b1791a5a3ade472e8b63baca
[INFO] running `Command { std: "docker" "start" "-a" "ca76429de1fef202c78a1aff7467bcf03de03012b1791a5a3ade472e8b63baca", kill_on_drop: false }`
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:61:53
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a {
[INFO] [stdout]    |                    -- the lifetime is named here    ^^ the same 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a {
[INFO] [stdout]    |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a {
[INFO] [stdout]     |                    -- the lifetime is named here    ^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a {
[INFO] [stdout]     |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:13:57
[INFO] [stdout]    |
[INFO] [stdout] 13 |         fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a;
[INFO] [stdout]    |                        -- the lifetime is named here    ^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 13 |         fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a;
[INFO] [stdout]    |                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pb-atomic-linked-list v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:61:53
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a {
[INFO] [stdout]    |                    -- the lifetime is named here    ^^ the same 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a {
[INFO] [stdout]    |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a {
[INFO] [stdout]     |                    -- the lifetime is named here    ^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a {
[INFO] [stdout]     |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:13:57
[INFO] [stdout]    |
[INFO] [stdout] 13 |         fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a;
[INFO] [stdout]    |                        -- the lifetime is named here    ^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 13 |         fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a;
[INFO] [stdout]    |                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "ca76429de1fef202c78a1aff7467bcf03de03012b1791a5a3ade472e8b63baca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca76429de1fef202c78a1aff7467bcf03de03012b1791a5a3ade472e8b63baca", kill_on_drop: false }`
[INFO] [stdout] ca76429de1fef202c78a1aff7467bcf03de03012b1791a5a3ade472e8b63baca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1fd56370c1e6e52b6d9f29d86ee16d16709ba50f5954a4877f232cd2ca1dad68
[INFO] running `Command { std: "docker" "start" "-a" "1fd56370c1e6e52b6d9f29d86ee16d16709ba50f5954a4877f232cd2ca1dad68", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:61:53
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a {
[INFO] [stderr]    |                    -- the lifetime is named here    ^^ the same 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: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a {
[INFO] [stderr]    |                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:133:53
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a {
[INFO] [stderr]     |                    -- the lifetime is named here    ^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a {
[INFO] [stderr]     |                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:13:57
[INFO] [stderr]    |
[INFO] [stderr] 13 |         fn borrow<'a>(&'a self, index: usize) -> Option<&T> where T: 'a;
[INFO] [stderr]    |                        -- the lifetime is named here    ^^ the same lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 13 |         fn borrow<'a>(&'a self, index: usize) -> Option<&'a T> where T: 'a;
[INFO] [stderr]    |                                                          ++
[INFO] [stderr] 
[INFO] [stderr] warning: `pb-atomic-linked-list` (lib) generated 3 warnings (run `cargo fix --lib -p pb-atomic-linked-list` to apply 3 suggestions)
[INFO] [stderr] warning: `pb-atomic-linked-list` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pb_atomic_linked_list-693feaf6683d8f83)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::simple_enqueue_dequeue ... ok
[INFO] [stderr]    Doc-tests pb_atomic_linked_list
[INFO] [stdout] test test::insert_from_two_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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" "1fd56370c1e6e52b6d9f29d86ee16d16709ba50f5954a4877f232cd2ca1dad68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fd56370c1e6e52b6d9f29d86ee16d16709ba50f5954a4877f232cd2ca1dad68", kill_on_drop: false }`
[INFO] [stdout] 1fd56370c1e6e52b6d9f29d86ee16d16709ba50f5954a4877f232cd2ca1dad68