[INFO] cloning repository https://github.com/shterrett/rust-lru-cache
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shterrett/rust-lru-cache" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshterrett%2Frust-lru-cache", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshterrett%2Frust-lru-cache'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce2654d9d3c249dd8b55b6bfe96b56e5b0cfb8ec
[INFO] testing shterrett/rust-lru-cache against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshterrett%2Frust-lru-cache" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shterrett/rust-lru-cache on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shterrett/rust-lru-cache
[INFO] finished tweaking git repo https://github.com/shterrett/rust-lru-cache
[INFO] tweaked toml for git repo https://github.com/shterrett/rust-lru-cache written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/shterrett/rust-lru-cache already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1da7906c7962f4f0fb17524df27548002c797c292707e9401e2258a79af0280c
[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" "1da7906c7962f4f0fb17524df27548002c797c292707e9401e2258a79af0280c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1da7906c7962f4f0fb17524df27548002c797c292707e9401e2258a79af0280c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1da7906c7962f4f0fb17524df27548002c797c292707e9401e2258a79af0280c", kill_on_drop: false }`
[INFO] [stdout] 1da7906c7962f4f0fb17524df27548002c797c292707e9401e2258a79af0280c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19a04c3c42747ee80fb4863ae1234ea3c1741d9fa87d46c093c91249d816d957
[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" "19a04c3c42747ee80fb4863ae1234ea3c1741d9fa87d46c093c91249d816d957", kill_on_drop: false }`
[INFO] [stderr]    Compiling lru-cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "19a04c3c42747ee80fb4863ae1234ea3c1741d9fa87d46c093c91249d816d957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19a04c3c42747ee80fb4863ae1234ea3c1741d9fa87d46c093c91249d816d957", kill_on_drop: false }`
[INFO] [stdout] 19a04c3c42747ee80fb4863ae1234ea3c1741d9fa87d46c093c91249d816d957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f183b29c142f386216a658d7c6a4c7c39838b0db0b6645094c1a9cb24301db93
[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" "f183b29c142f386216a658d7c6a4c7c39838b0db0b6645094c1a9cb24301db93", kill_on_drop: false }`
[INFO] [stderr]    Compiling lru-cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "f183b29c142f386216a658d7c6a4c7c39838b0db0b6645094c1a9cb24301db93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f183b29c142f386216a658d7c6a4c7c39838b0db0b6645094c1a9cb24301db93", kill_on_drop: false }`
[INFO] [stdout] f183b29c142f386216a658d7c6a4c7c39838b0db0b6645094c1a9cb24301db93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a04ad7d39c7c1a7a74f586ccf4254f1ded47177413ee609bbdc8c5edfb9f6cfb
[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" "a04ad7d39c7c1a7a74f586ccf4254f1ded47177413ee609bbdc8c5edfb9f6cfb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lru_cache-bc296e16461d715b)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test cache::test::evicts_after_size ... ok
[INFO] [stdout] test list::test::promote_head ... ok
[INFO] [stdout] test list::test::promote_tail ... ok
[INFO] [stdout] test list::test::push_and_pop ... ok
[INFO] [stdout] test list::test::remove_head ... ok
[INFO] [stdout] test list::test::remove ... ok
[INFO] [stdout] test cache::test::overwrite ... ok
[INFO] [stdout] test list::test::promote ... ok
[INFO] [stdout] test list::test::into_iter ... ok
[INFO] [stdout] test cache::test::put_get ... ok
[INFO] [stdout] test cache::test::evicts_least_recently_used ... ok
[INFO] [stdout] test list::test::remove_tail ... ok
[INFO] [stdout] test list::test::peek ... ok
[INFO] [stdout] test list::test::shift_and_unshift ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lru-cache
[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" "a04ad7d39c7c1a7a74f586ccf4254f1ded47177413ee609bbdc8c5edfb9f6cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a04ad7d39c7c1a7a74f586ccf4254f1ded47177413ee609bbdc8c5edfb9f6cfb", kill_on_drop: false }`
[INFO] [stdout] a04ad7d39c7c1a7a74f586ccf4254f1ded47177413ee609bbdc8c5edfb9f6cfb