[INFO] fetching crate one_at_a_time_please 1.0.1...
[INFO] testing one_at_a_time_please-1.0.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate one_at_a_time_please 1.0.1 into /workspace/builds/worker-1-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate one_at_a_time_please 1.0.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded one_at_a_time_please_derive v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c6a59d133435bb1cd286f2276364649e69125ec6d0d2db2c2f0b2642ee7087b
[INFO] running `Command { std: "docker" "start" "-a" "0c6a59d133435bb1cd286f2276364649e69125ec6d0d2db2c2f0b2642ee7087b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c6a59d133435bb1cd286f2276364649e69125ec6d0d2db2c2f0b2642ee7087b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c6a59d133435bb1cd286f2276364649e69125ec6d0d2db2c2f0b2642ee7087b", kill_on_drop: false }`
[INFO] [stdout] 0c6a59d133435bb1cd286f2276364649e69125ec6d0d2db2c2f0b2642ee7087b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a67f6bb3f0bb30553a9be9a32d4e715fa39054ac6630a01f96ac520811bdc357
[INFO] running `Command { std: "docker" "start" "-a" "a67f6bb3f0bb30553a9be9a32d4e715fa39054ac6630a01f96ac520811bdc357", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling one_at_a_time_please_derive v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[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 0.96s
[INFO] running `Command { std: "docker" "inspect" "a67f6bb3f0bb30553a9be9a32d4e715fa39054ac6630a01f96ac520811bdc357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67f6bb3f0bb30553a9be9a32d4e715fa39054ac6630a01f96ac520811bdc357", kill_on_drop: false }`
[INFO] [stdout] a67f6bb3f0bb30553a9be9a32d4e715fa39054ac6630a01f96ac520811bdc357
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5a7ce198841572551f584a6c4e071856f70930adcc327269a1e8bb269e88bc5
[INFO] running `Command { std: "docker" "start" "-a" "a5a7ce198841572551f584a6c4e071856f70930adcc327269a1e8bb269e88bc5", kill_on_drop: false }`
[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]    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 `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "a5a7ce198841572551f584a6c4e071856f70930adcc327269a1e8bb269e88bc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5a7ce198841572551f584a6c4e071856f70930adcc327269a1e8bb269e88bc5", kill_on_drop: false }`
[INFO] [stdout] a5a7ce198841572551f584a6c4e071856f70930adcc327269a1e8bb269e88bc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9bd9ea2243aba1251fc2538a12727edaa6fde433fc085882cb381d27970c3ace
[INFO] running `Command { std: "docker" "start" "-a" "9bd9ea2243aba1251fc2538a12727edaa6fde433fc085882cb381d27970c3ace", 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 0.08s
[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_struct ... ok
[INFO] [stdout] test it_should_lock_when_using_unsafe_counter_through_proc_attribute ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests one_at_a_time_please
[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" "9bd9ea2243aba1251fc2538a12727edaa6fde433fc085882cb381d27970c3ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd9ea2243aba1251fc2538a12727edaa6fde433fc085882cb381d27970c3ace", kill_on_drop: false }`
[INFO] [stdout] 9bd9ea2243aba1251fc2538a12727edaa6fde433fc085882cb381d27970c3ace