[INFO] fetching crate fn-cache 0.5.0...
[INFO] testing fn-cache-0.5.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate fn-cache 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fn-cache 0.5.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fn-cache 0.5.0
[INFO] finished tweaking crates.io crate fn-cache 0.5.0
[INFO] tweaked toml for crates.io crate fn-cache 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b2a3bb97fc3933be380618d0bfead2a3b34b27822aed4fefbcbd3b69a06a6bd
[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" "8b2a3bb97fc3933be380618d0bfead2a3b34b27822aed4fefbcbd3b69a06a6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b2a3bb97fc3933be380618d0bfead2a3b34b27822aed4fefbcbd3b69a06a6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b2a3bb97fc3933be380618d0bfead2a3b34b27822aed4fefbcbd3b69a06a6bd", kill_on_drop: false }`
[INFO] [stdout] 8b2a3bb97fc3933be380618d0bfead2a3b34b27822aed4fefbcbd3b69a06a6bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecf5e54959c36b10b8c1a87647cfd8c436af64494d6af3c51b3d733e0d47d215
[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" "ecf5e54959c36b10b8c1a87647cfd8c436af64494d6af3c51b3d733e0d47d215", kill_on_drop: false }`
[INFO] [stderr]    Compiling fn-cache v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "ecf5e54959c36b10b8c1a87647cfd8c436af64494d6af3c51b3d733e0d47d215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf5e54959c36b10b8c1a87647cfd8c436af64494d6af3c51b3d733e0d47d215", kill_on_drop: false }`
[INFO] [stdout] ecf5e54959c36b10b8c1a87647cfd8c436af64494d6af3c51b3d733e0d47d215
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5df22b6009ef5f97fa271b2e4d5bfa09184a3f2798d090b10d0efb9ace4c4eb
[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" "c5df22b6009ef5f97fa271b2e4d5bfa09184a3f2798d090b10d0efb9ace4c4eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling hashers v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling fn-cache v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.86s
[INFO] running `Command { std: "docker" "inspect" "c5df22b6009ef5f97fa271b2e4d5bfa09184a3f2798d090b10d0efb9ace4c4eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5df22b6009ef5f97fa271b2e4d5bfa09184a3f2798d090b10d0efb9ace4c4eb", kill_on_drop: false }`
[INFO] [stdout] c5df22b6009ef5f97fa271b2e4d5bfa09184a3f2798d090b10d0efb9ace4c4eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bdb941e6927a517f2ca4c11784d1e8f0f5e35315a9c662512e85d8f2b8365cc9
[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" "bdb941e6927a517f2ca4c11784d1e8f0f5e35315a9c662512e85d8f2b8365cc9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 29 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fn_cache-f4a667d6f3e27a04)
[INFO] [stdout] test tests::btree_cache::clear ... ok
[INFO] [stdout] test tests::btree_cache::get_alternate_value ... ok
[INFO] [stdout] test tests::hash_cache::get_closure_capture ... ok
[INFO] [stdout] test tests::btree_cache::remove ... ok
[INFO] [stdout] test tests::btree_cache::len ... ok
[INFO] [stdout] test tests::hash_cache::get_closure_recursive ... ok
[INFO] [stdout] test tests::btree_cache::get_fn_ptr_recursive ... ok
[INFO] [stdout] test tests::hash_cache::with_hasher ... ok
[INFO] [stdout] test tests::hash_cache::get_fn_ptr ... ok
[INFO] [stdout] test tests::btree_cache::get_closure ... ok
[INFO] [stdout] test tests::vec_cache::cache_closure_recursive ... ok
[INFO] [stdout] test tests::vec_cache::cache_alternate_cache ... ok
[INFO] [stdout] test tests::vec_cache::cache_fn_ptr ... ok
[INFO] [stdout] test tests::vec_cache::clear ... ok
[INFO] [stdout] test tests::vec_cache::cache_fn_ptr_recursive ... ok
[INFO] [stdout] test tests::vec_cache::len ... ok
[INFO] [stdout] test tests::hash_cache::get_fn_ptr_recursive ... ok
[INFO] [stdout] test tests::vec_cache::reserve ... ok
[INFO] [stdout] test tests::hash_cache::len ... ok
[INFO] [stdout] test tests::vec_cache::cache_closure_capture ... ok
[INFO] [stdout] test tests::hash_cache::remove ... ok
[INFO] [stdout] test tests::hash_cache::reserve ... ok
[INFO] [stdout] test tests::vec_cache::cache_closure ... ok
[INFO] [stdout] test tests::hash_cache::get_closure ... ok
[INFO] [stdout] test tests::btree_cache::get_fn_ptr ... ok
[INFO] [stdout] test tests::hash_cache::clear ... ok
[INFO] [stdout] test tests::btree_cache::get_closure_recursive ... ok
[INFO] [stdout] test tests::btree_cache::get_closure_capture ... ok
[INFO] [stderr]    Doc-tests fn-cache
[INFO] [stdout] test tests::hash_cache::get_alternate_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bdb941e6927a517f2ca4c11784d1e8f0f5e35315a9c662512e85d8f2b8365cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdb941e6927a517f2ca4c11784d1e8f0f5e35315a9c662512e85d8f2b8365cc9", kill_on_drop: false }`
[INFO] [stdout] bdb941e6927a517f2ca4c11784d1e8f0f5e35315a9c662512e85d8f2b8365cc9