[INFO] fetching crate lfu_cache 1.2.1...
[INFO] testing lfu_cache-1.2.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate lfu_cache 1.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate lfu_cache 1.2.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lfu_cache 1.2.1
[INFO] finished tweaking crates.io crate lfu_cache 1.2.1
[INFO] tweaked toml for crates.io crate lfu_cache 1.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ba736ef3487107c6537c1fc935f0c99b7e9d29311985fb7a91774d5961a8ef4
[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" "1ba736ef3487107c6537c1fc935f0c99b7e9d29311985fb7a91774d5961a8ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ba736ef3487107c6537c1fc935f0c99b7e9d29311985fb7a91774d5961a8ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ba736ef3487107c6537c1fc935f0c99b7e9d29311985fb7a91774d5961a8ef4", kill_on_drop: false }`
[INFO] [stdout] 1ba736ef3487107c6537c1fc935f0c99b7e9d29311985fb7a91774d5961a8ef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7a46514d20d5d26e552341677628ae527e3e0efc1e275e0991d67fd83680c55
[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" "c7a46514d20d5d26e552341677628ae527e3e0efc1e275e0991d67fd83680c55", kill_on_drop: false }`
[INFO] [stderr]    Compiling lfu_cache v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "c7a46514d20d5d26e552341677628ae527e3e0efc1e275e0991d67fd83680c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a46514d20d5d26e552341677628ae527e3e0efc1e275e0991d67fd83680c55", kill_on_drop: false }`
[INFO] [stdout] c7a46514d20d5d26e552341677628ae527e3e0efc1e275e0991d67fd83680c55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b912fdcd9a24ddb36b8c6cc97a3b78221c96eaedb68270657dc7b07984524497
[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" "b912fdcd9a24ddb36b8c6cc97a3b78221c96eaedb68270657dc7b07984524497", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling plotters-backend v0.3.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters-svg v0.3.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling lfu_cache v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 42.14s
[INFO] running `Command { std: "docker" "inspect" "b912fdcd9a24ddb36b8c6cc97a3b78221c96eaedb68270657dc7b07984524497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b912fdcd9a24ddb36b8c6cc97a3b78221c96eaedb68270657dc7b07984524497", kill_on_drop: false }`
[INFO] [stdout] b912fdcd9a24ddb36b8c6cc97a3b78221c96eaedb68270657dc7b07984524497
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a902ca8f66ab6f037f61fa8063a7a0d74598d517cd36f9c96ddb8975150de028
[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" "a902ca8f66ab6f037f61fa8063a7a0d74598d517cd36f9c96ddb8975150de028", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lfu_cache-c07ed362466b27e4)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test lfu::bookkeeping::capacity_reports_internal_capacity ... ok
[INFO] [stdout] test lfu::bookkeeping::clear_is_ok ... ok
[INFO] [stdout] test lfu::bookkeeping::unbounded_is_unbounded ... ok
[INFO] [stdout] test lfu::entry::new_constructs_dangling_entry_with_owner ... ok
[INFO] [stdout] test lfu::frequency_list::init_front_empty ... ok
[INFO] [stdout] test lfu::bookkeeping::getting_one_element_has_constant_freq_list_size ... ok
[INFO] [stdout] test lfu::frequency_list::new_is_empty ... ok
[INFO] [stdout] test lfu::frequency_list::init_front_non_empty ... ok
[INFO] [stdout] test lfu::get::empty ... ok
[INFO] [stdout] test lfu::bookkeeping::freq_list_node_merges ... ok
[INFO] [stdout] test lfu::get::getting_is_ok_after_adding_other_value ... ok
[INFO] [stdout] test lfu::get::get_mut ... ok
[INFO] [stdout] test lfu::get::bounded_alternating_values ... ok
[INFO] [stdout] test lfu::node::append_empty ... ok
[INFO] [stdout] test lfu::node::append_non_empty ... ok
[INFO] [stdout] test lfu::node::peek_non_empty ... ok
[INFO] [stdout] test lfu::node::pop_empty ... ok
[INFO] [stdout] test lfu::remove::remove_start ... ok
[INFO] [stdout] test lfu::node::create_increment_next_non_empty ... ok
[INFO] [stdout] test lfu::node::peek_empty ... ok
[INFO] [stdout] test lfu::insert::insert_unbounded ... ok
[INFO] [stdout] test lfu::remove::remove_middle ... ok
[INFO] [stdout] test lfu::insert::reinsertion_of_same_key_resets_freq ... ok
[INFO] [stdout] test lfu::insert::insert_bounded ... ok
[INFO] [stdout] test lfu::remove::remove_end ... ok
[INFO] [stdout] test lfu::node::create_increment_next_empty ... ok
[INFO] [stdout] test lfu::bookkeeping::freq_list_multi_items ... ok
[INFO] [stdout] test lfu::pop::pop_empty ... ok
[INFO] [stdout] test lfu::remove::remove_empty ... ok
[INFO] [stdout] test lfu::node::pop_non_empty ... ok
[INFO] [stdout] test lfu::node::pop_single ... ok
[INFO] [stdout] test lfu::remove::remove_to_empty ... ok
[INFO] [stdout] test lfu::remove::remove_to_nonempty ... ok
[INFO] [stdout] test lfu::pop::pop ... ok
[INFO] [stdout] test lfu::insert::insert_returns_evicted ... ok
[INFO] [stdout] test timed_lfu::timed::non_expired_remains ... ok
[INFO] [stderr]    Doc-tests lfu_cache
[INFO] [stdout] test timed_lfu::timed::old_items_are_evicted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lfu.rs - lfu::LfuCache<Key, Value>::with_capacity (line 50) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a902ca8f66ab6f037f61fa8063a7a0d74598d517cd36f9c96ddb8975150de028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a902ca8f66ab6f037f61fa8063a7a0d74598d517cd36f9c96ddb8975150de028", kill_on_drop: false }`
[INFO] [stdout] a902ca8f66ab6f037f61fa8063a7a0d74598d517cd36f9c96ddb8975150de028