[INFO] fetching crate lfu 0.2.5...
[INFO] testing lfu-0.2.5 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate lfu 0.2.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate lfu 0.2.5 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lfu 0.2.5
[INFO] finished tweaking crates.io crate lfu 0.2.5
[INFO] tweaked toml for crates.io crate lfu 0.2.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linked_hash_set v0.1.4
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22c42d1fc8a5de2a988f50087ce36d8557f4647f21a38c4d2d2bf754ea764655
[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" "22c42d1fc8a5de2a988f50087ce36d8557f4647f21a38c4d2d2bf754ea764655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22c42d1fc8a5de2a988f50087ce36d8557f4647f21a38c4d2d2bf754ea764655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c42d1fc8a5de2a988f50087ce36d8557f4647f21a38c4d2d2bf754ea764655", kill_on_drop: false }`
[INFO] [stdout] 22c42d1fc8a5de2a988f50087ce36d8557f4647f21a38c4d2d2bf754ea764655
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0b2951d32e6d0175185cbb9527126a7db85b1ce2dcf4a26a7fd1bc7ffeb8118
[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" "e0b2951d32e6d0175185cbb9527126a7db85b1ce2dcf4a26a7fd1bc7ffeb8118", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked_hash_set v0.1.4
[INFO] [stderr]    Compiling lfu v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "e0b2951d32e6d0175185cbb9527126a7db85b1ce2dcf4a26a7fd1bc7ffeb8118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b2951d32e6d0175185cbb9527126a7db85b1ce2dcf4a26a7fd1bc7ffeb8118", kill_on_drop: false }`
[INFO] [stdout] e0b2951d32e6d0175185cbb9527126a7db85b1ce2dcf4a26a7fd1bc7ffeb8118
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7072f9332e8f590451da61c70e1d0f00e67f530f7abe266d270745d049a824cb
[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" "7072f9332e8f590451da61c70e1d0f00e67f530f7abe266d270745d049a824cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling lfu v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "7072f9332e8f590451da61c70e1d0f00e67f530f7abe266d270745d049a824cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7072f9332e8f590451da61c70e1d0f00e67f530f7abe266d270745d049a824cb", kill_on_drop: false }`
[INFO] [stdout] 7072f9332e8f590451da61c70e1d0f00e67f530f7abe266d270745d049a824cb
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c294eeca7ecdf93250f1edfebf6aea9b264f6bedc201ad992d374e9474252542
[INFO] running `Command { std: "docker" "start" "-a" "c294eeca7ecdf93250f1edfebf6aea9b264f6bedc201ad992d374e9474252542", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lfu-f1d6df763a007447
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::test_lru_eviction ... ok
[INFO] [stdout] test tests::test_duplicates ... ok
[INFO] [stdout] test tests::test_lfu_consumption ... ok
[INFO] [stdout] test tests::test_key_frequency_update ... ok
[INFO] [stdout] test tests::test_lfu_deletion ... ok
[INFO] [stdout] test tests::test_lfu_indexing ... ok
[INFO] [stdout] test tests::test_lfu_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lfu
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c294eeca7ecdf93250f1edfebf6aea9b264f6bedc201ad992d374e9474252542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c294eeca7ecdf93250f1edfebf6aea9b264f6bedc201ad992d374e9474252542", kill_on_drop: false }`
[INFO] [stdout] c294eeca7ecdf93250f1edfebf6aea9b264f6bedc201ad992d374e9474252542
