[INFO] fetching crate one_at_a_time_please 1.0.1...
[INFO] testing one_at_a_time_please-1.0.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate one_at_a_time_please 1.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate one_at_a_time_please 1.0.1
[INFO] finished tweaking crates.io crate one_at_a_time_please 1.0.1
[INFO] tweaked toml for crates.io crate one_at_a_time_please 1.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate one_at_a_time_please 1.0.1 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 23 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6737bf4cfdf3960f910d057ff7aa39728bce3df951a20f6666909b9ecb315ee0
[INFO] running `Command { std: "docker" "start" "-a" "6737bf4cfdf3960f910d057ff7aa39728bce3df951a20f6666909b9ecb315ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6737bf4cfdf3960f910d057ff7aa39728bce3df951a20f6666909b9ecb315ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6737bf4cfdf3960f910d057ff7aa39728bce3df951a20f6666909b9ecb315ee0", kill_on_drop: false }`
[INFO] [stdout] 6737bf4cfdf3960f910d057ff7aa39728bce3df951a20f6666909b9ecb315ee0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd819068419dd6828a4fdc23329c9cbcee76bab7dd8a382671533d4f71b19857
[INFO] running `Command { std: "docker" "start" "-a" "fd819068419dd6828a4fdc23329c9cbcee76bab7dd8a382671533d4f71b19857", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling one_at_a_time_please_derive v1.0.1
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling one_at_a_time_please v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/one_at_a_time_struct.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn lock(&self) -> OneAtATimeGuard {
[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] 41 |     pub fn lock(&self) -> OneAtATimeGuard<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "fd819068419dd6828a4fdc23329c9cbcee76bab7dd8a382671533d4f71b19857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd819068419dd6828a4fdc23329c9cbcee76bab7dd8a382671533d4f71b19857", kill_on_drop: false }`
[INFO] [stdout] fd819068419dd6828a4fdc23329c9cbcee76bab7dd8a382671533d4f71b19857
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b02eab29b5b4d9dda7b5b538145db6db767465c22532aeaacb495db65d11d5e0
[INFO] running `Command { std: "docker" "start" "-a" "b02eab29b5b4d9dda7b5b538145db6db767465c22532aeaacb495db65d11d5e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling one_at_a_time_please v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/one_at_a_time_struct.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn lock(&self) -> OneAtATimeGuard {
[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] 41 |     pub fn lock(&self) -> OneAtATimeGuard<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/one_at_a_time_struct.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn lock(&self) -> OneAtATimeGuard {
[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] 41 |     pub fn lock(&self) -> OneAtATimeGuard<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "b02eab29b5b4d9dda7b5b538145db6db767465c22532aeaacb495db65d11d5e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b02eab29b5b4d9dda7b5b538145db6db767465c22532aeaacb495db65d11d5e0", kill_on_drop: false }`
[INFO] [stdout] b02eab29b5b4d9dda7b5b538145db6db767465c22532aeaacb495db65d11d5e0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3ef996db5f030f472d9c98a722bfb6e14d781f728f2b51154e05888931cab09
[INFO] running `Command { std: "docker" "start" "-a" "f3ef996db5f030f472d9c98a722bfb6e14d781f728f2b51154e05888931cab09", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/one_at_a_time_struct.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn lock(&self) -> OneAtATimeGuard {
[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] 41 |     pub fn lock(&self) -> OneAtATimeGuard<'_> {
[INFO] [stderr]    |                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `one_at_a_time_please` (lib) generated 1 warning (run `cargo fix --lib -p one_at_a_time_please` to apply 1 suggestion)
[INFO] [stderr] warning: `one_at_a_time_please` (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/one_at_a_time_please-1bcad584d07c7584)
[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]      Running tests/basic_functions.rs (/opt/rustwide/target/debug/deps/basic_functions-ea90dd0a97d072e0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test it_allows_basic_function_calls ... ok
[INFO] [stdout] test it_allows_recursion ... 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] [stderr]      Running tests/unsafe_counter.rs (/opt/rustwide/target/debug/deps/unsafe_counter-502dd93dc739ebe2)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test it_should_lock_when_using_unsafe_counter_through_lambda ... ok
[INFO] [stdout] test it_should_lock_when_using_unsafe_counter_through_proc_attribute ... ok
[INFO] [stdout] test it_should_lock_when_using_unsafe_counter_through_struct ... ok
[INFO] [stderr]    Doc-tests one_at_a_time_please
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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" "f3ef996db5f030f472d9c98a722bfb6e14d781f728f2b51154e05888931cab09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3ef996db5f030f472d9c98a722bfb6e14d781f728f2b51154e05888931cab09", kill_on_drop: false }`
[INFO] [stdout] f3ef996db5f030f472d9c98a722bfb6e14d781f728f2b51154e05888931cab09