[INFO] fetching crate obj-pool 0.4.4...
[INFO] testing obj-pool-0.4.4 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate obj-pool 0.4.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate obj-pool 0.4.4 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate obj-pool 0.4.4
[INFO] finished tweaking crates.io crate obj-pool 0.4.4
[INFO] tweaked toml for crates.io crate obj-pool 0.4.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate obj-pool 0.4.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded optional v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32d9b4162732edfa491ea076c2d9c2787074af2d03a4009dd4a18173e7e78d7e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "32d9b4162732edfa491ea076c2d9c2787074af2d03a4009dd4a18173e7e78d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32d9b4162732edfa491ea076c2d9c2787074af2d03a4009dd4a18173e7e78d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d9b4162732edfa491ea076c2d9c2787074af2d03a4009dd4a18173e7e78d7e", kill_on_drop: false }`
[INFO] [stdout] 32d9b4162732edfa491ea076c2d9c2787074af2d03a4009dd4a18173e7e78d7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47391e5ece6952930e2ea941556d3d99bc54392eaf81840fd00fa05cc0bf6cdc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "47391e5ece6952930e2ea941556d3d99bc54392eaf81840fd00fa05cc0bf6cdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling optional v0.5.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling obj-pool v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.88s
[INFO] running `Command { std: "docker" "inspect" "47391e5ece6952930e2ea941556d3d99bc54392eaf81840fd00fa05cc0bf6cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47391e5ece6952930e2ea941556d3d99bc54392eaf81840fd00fa05cc0bf6cdc", kill_on_drop: false }`
[INFO] [stdout] 47391e5ece6952930e2ea941556d3d99bc54392eaf81840fd00fa05cc0bf6cdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56102ee93f915113d3699f0302827ebf4d309b68390dedde7c1eecec3f4c9ca6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "56102ee93f915113d3699f0302827ebf4d309b68390dedde7c1eecec3f4c9ca6", kill_on_drop: false }`
[INFO] [stderr]    Compiling obj-pool v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "56102ee93f915113d3699f0302827ebf4d309b68390dedde7c1eecec3f4c9ca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56102ee93f915113d3699f0302827ebf4d309b68390dedde7c1eecec3f4c9ca6", kill_on_drop: false }`
[INFO] [stdout] 56102ee93f915113d3699f0302827ebf4d309b68390dedde7c1eecec3f4c9ca6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dac380d4f2c19f7674f5bf688c544c4a85f460fc1258dfa4ae00fb9acf01b15f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dac380d4f2c19f7674f5bf688c544c4a85f460fc1258dfa4ae00fb9acf01b15f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/obj_pool-3a97ffe3770a5f8f
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::clear ... ok
[INFO] [stdout] test tests::iter ... ok
[INFO] [stdout] test tests::get ... ok
[INFO] [stdout] test tests::from_iter ... ok
[INFO] [stdout] test tests::indexing ... ok
[INFO] [stdout] test tests::insert ... ok
[INFO] [stdout] test tests::iter_mut ... ok
[INFO] [stdout] test tests::with_capacity ... ok
[INFO] [stdout] test tests::new ... ok
[INFO] [stdout] test tests::remove ... ok
[INFO] [stdout] test tests::reserve_exact ... ok
[INFO] [stdout] test tests::reserve ... ok
[INFO] [stdout] test tests::indexing_vacant ... ok
[INFO] [stdout] test tests::invalid_indexing ... ok
[INFO] [stdout] test tests::wrong_pool_obj_id ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-a552de3ec3a7d48d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests obj-pool
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/lib.rs - ObjPool (line 172) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::insert (line 462) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::get_unchecked (line 608) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::clear (line 530) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::new (line 240) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::get_mut (line 580) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::is_empty (line 417) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::get (line 555) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::len (line 397) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::capacity (line 382) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::get_unchecked_mut (line 632) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool (line 192) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::remove (line 496) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::iter (line 736) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::reserve (line 690) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::new_const (line 262) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::next_vacant (line 436) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::swap (line 659) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::shrink_to_fit (line 788) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::with_capacity (line 349) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::reserve_exact (line 716) ... ok
[INFO] [stdout] test src/lib.rs - ObjPool<T>::iter_mut (line 758) ... ok
[INFO] [stdout] test src/lib.rs - OptionObjId (line 140) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dac380d4f2c19f7674f5bf688c544c4a85f460fc1258dfa4ae00fb9acf01b15f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac380d4f2c19f7674f5bf688c544c4a85f460fc1258dfa4ae00fb9acf01b15f", kill_on_drop: false }`
[INFO] [stdout] dac380d4f2c19f7674f5bf688c544c4a85f460fc1258dfa4ae00fb9acf01b15f