[INFO] fetching crate parking_lot_core 0.8.5...
[INFO] testing parking_lot_core-0.8.5 against 1.55.0 for beta-1.56-1
[INFO] extracting crate parking_lot_core 0.8.5 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate parking_lot_core 0.8.5 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parking_lot_core 0.8.5
[INFO] finished tweaking crates.io crate parking_lot_core 0.8.5
[INFO] tweaked toml for crates.io crate parking_lot_core 0.8.5 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed9a207ce7ebc35bb4957356283977a4537c82881931ff27ceb775e0560baf17
[INFO] running `Command { std: "docker" "start" "-a" "ed9a207ce7ebc35bb4957356283977a4537c82881931ff27ceb775e0560baf17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed9a207ce7ebc35bb4957356283977a4537c82881931ff27ceb775e0560baf17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed9a207ce7ebc35bb4957356283977a4537c82881931ff27ceb775e0560baf17", kill_on_drop: false }`
[INFO] [stdout] ed9a207ce7ebc35bb4957356283977a4537c82881931ff27ceb775e0560baf17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a12d5402baa0218c492f98aa10bdbef7d5197d10f64add0e4846e5d6866dd1aa
[INFO] running `Command { std: "docker" "start" "-a" "a12d5402baa0218c492f98aa10bdbef7d5197d10f64add0e4846e5d6866dd1aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/spinwait.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::atomic::spin_loop_hint;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/spinwait.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         spin_loop_hint()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "a12d5402baa0218c492f98aa10bdbef7d5197d10f64add0e4846e5d6866dd1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a12d5402baa0218c492f98aa10bdbef7d5197d10f64add0e4846e5d6866dd1aa", kill_on_drop: false }`
[INFO] [stdout] a12d5402baa0218c492f98aa10bdbef7d5197d10f64add0e4846e5d6866dd1aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 740f9070f65c8be01faf3abbdce1f4b50dd780c9a945bc471f807f39ff03099f
[INFO] running `Command { std: "docker" "start" "-a" "740f9070f65c8be01faf3abbdce1f4b50dd780c9a945bc471f807f39ff03099f", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/spinwait.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::atomic::spin_loop_hint;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/spinwait.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         spin_loop_hint()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/spinwait.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::atomic::spin_loop_hint;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/spinwait.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         spin_loop_hint()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.11s
[INFO] running `Command { std: "docker" "inspect" "740f9070f65c8be01faf3abbdce1f4b50dd780c9a945bc471f807f39ff03099f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740f9070f65c8be01faf3abbdce1f4b50dd780c9a945bc471f807f39ff03099f", kill_on_drop: false }`
[INFO] [stdout] 740f9070f65c8be01faf3abbdce1f4b50dd780c9a945bc471f807f39ff03099f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7f90af596548aa3b779de4ad164340404b747690a322ee50d1e3edf6b1e17dd
[INFO] running `Command { std: "docker" "start" "-a" "c7f90af596548aa3b779de4ad164340404b747690a322ee50d1e3edf6b1e17dd", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]  --> src/spinwait.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::sync::atomic::spin_loop_hint;
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]   --> src/spinwait.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         spin_loop_hint()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `parking_lot_core` (lib) generated 2 warnings
[INFO] [stderr] warning: `parking_lot_core` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/parking_lot_core-fcb9f1582775b64f)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test parking_lot::tests::unpark_one_one ... ok
[INFO] [stdout] test parking_lot::tests::unpark_one_fifty ... ok
[INFO] [stdout] test parking_lot::tests::unpark_all_one ... ok
[INFO] [stdout] test parking_lot::tests::hundred_unpark_all_one ... ok
[INFO] [stdout] test parking_lot::tests::unpark_one_fifty_then_fifty_all ... ok
[INFO] [stdout] test parking_lot::tests::unpark_one_hundred_fast ... ok
[INFO] [stdout] test parking_lot::tests::unpark_one_one_fast ... ok
[INFO] [stdout] test parking_lot::tests::unpark_one_fifty_then_fifty_all_fast ... ok
[INFO] [stdout] test parking_lot::tests::unpark_all_hundred ... ok
[INFO] [stdout] test parking_lot::tests::unpark_all_hundred_fast ... ok
[INFO] [stdout] test parking_lot::tests::unpark_all_one_fast ... ok
[INFO] [stdout] test parking_lot::tests::hundred_unpark_all_one_fast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.91s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests parking_lot_core
[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" "c7f90af596548aa3b779de4ad164340404b747690a322ee50d1e3edf6b1e17dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f90af596548aa3b779de4ad164340404b747690a322ee50d1e3edf6b1e17dd", kill_on_drop: false }`
[INFO] [stdout] c7f90af596548aa3b779de4ad164340404b747690a322ee50d1e3edf6b1e17dd