[INFO] fetching crate pb-atomic-linked-list 0.1.6...
[INFO] testing pb-atomic-linked-list-0.1.6 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate pb-atomic-linked-list 0.1.6 into /workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pb-atomic-linked-list 0.1.6 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] 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bf145a65fe1f1c92be6aeeeb6dbdb7586cdf27d5ec2ab27b2ddb001963ba60d9
[INFO] running `Command { std: "docker" "start" "-a" "bf145a65fe1f1c92be6aeeeb6dbdb7586cdf27d5ec2ab27b2ddb001963ba60d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf145a65fe1f1c92be6aeeeb6dbdb7586cdf27d5ec2ab27b2ddb001963ba60d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf145a65fe1f1c92be6aeeeb6dbdb7586cdf27d5ec2ab27b2ddb001963ba60d9", kill_on_drop: false }`
[INFO] [stdout] bf145a65fe1f1c92be6aeeeb6dbdb7586cdf27d5ec2ab27b2ddb001963ba60d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ed0bd9acb6dbbf15ca35d0994b8bc9c419d3667e55a8fd6dbaf0f01de4e63155
[INFO] running `Command { std: "docker" "start" "-a" "ed0bd9acb6dbbf15ca35d0994b8bc9c419d3667e55a8fd6dbaf0f01de4e63155", 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:61:20
[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:133:20
[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:13:24
[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 0.10s
[INFO] running `Command { std: "docker" "inspect" "ed0bd9acb6dbbf15ca35d0994b8bc9c419d3667e55a8fd6dbaf0f01de4e63155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0bd9acb6dbbf15ca35d0994b8bc9c419d3667e55a8fd6dbaf0f01de4e63155", kill_on_drop: false }`
[INFO] [stdout] ed0bd9acb6dbbf15ca35d0994b8bc9c419d3667e55a8fd6dbaf0f01de4e63155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 79f06503ecffe1c8124e0100dcfaa31f31859e5486fdac2b51b6519480a5af2e
[INFO] running `Command { std: "docker" "start" "-a" "79f06503ecffe1c8124e0100dcfaa31f31859e5486fdac2b51b6519480a5af2e", kill_on_drop: false }`
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:61:20
[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:133:20
[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:13:24
[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:61:20
[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:133:20
[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:13:24
[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 0.67s
[INFO] running `Command { std: "docker" "inspect" "79f06503ecffe1c8124e0100dcfaa31f31859e5486fdac2b51b6519480a5af2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79f06503ecffe1c8124e0100dcfaa31f31859e5486fdac2b51b6519480a5af2e", kill_on_drop: false }`
[INFO] [stdout] 79f06503ecffe1c8124e0100dcfaa31f31859e5486fdac2b51b6519480a5af2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ad103ca831fb66efb84fdd7d1619586264eaff13b0f540796c6ad83abaf2f52c
[INFO] running `Command { std: "docker" "start" "-a" "ad103ca831fb66efb84fdd7d1619586264eaff13b0f540796c6ad83abaf2f52c", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:61:20
[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:133:20
[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:13:24
[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 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pb_atomic_linked_list-859f790476af0fc6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::insert_from_two_threads ... ok
[INFO] [stderr]    Doc-tests pb_atomic_linked_list
[INFO] [stdout] test test::simple_enqueue_dequeue ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "ad103ca831fb66efb84fdd7d1619586264eaff13b0f540796c6ad83abaf2f52c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad103ca831fb66efb84fdd7d1619586264eaff13b0f540796c6ad83abaf2f52c", kill_on_drop: false }`
[INFO] [stdout] ad103ca831fb66efb84fdd7d1619586264eaff13b0f540796c6ad83abaf2f52c