[INFO] crate hoop 0.2.8 is already in cache
[INFO] testing hoop-0.2.8 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate hoop 0.2.8 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate hoop 0.2.8 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hoop 0.2.8
[INFO] finished tweaking crates.io crate hoop 0.2.8
[INFO] tweaked toml for crates.io crate hoop 0.2.8 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac87c5739aaa809de3afd40394149765bd83cb7ea29041987b5a0eea1aff316e
[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" "ac87c5739aaa809de3afd40394149765bd83cb7ea29041987b5a0eea1aff316e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac87c5739aaa809de3afd40394149765bd83cb7ea29041987b5a0eea1aff316e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac87c5739aaa809de3afd40394149765bd83cb7ea29041987b5a0eea1aff316e", kill_on_drop: false }`
[INFO] [stdout] ac87c5739aaa809de3afd40394149765bd83cb7ea29041987b5a0eea1aff316e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6903f826572b0426007ee85876d9f4dc546790e6f19e70efdfb89238644cd93b
[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" "6903f826572b0426007ee85876d9f4dc546790e6f19e70efdfb89238644cd93b", kill_on_drop: false }`
[INFO] [stderr]    Compiling hoop v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "6903f826572b0426007ee85876d9f4dc546790e6f19e70efdfb89238644cd93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6903f826572b0426007ee85876d9f4dc546790e6f19e70efdfb89238644cd93b", kill_on_drop: false }`
[INFO] [stdout] 6903f826572b0426007ee85876d9f4dc546790e6f19e70efdfb89238644cd93b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d039ac6578d936a14c07989dfc2e615ea4873dbb8aca6fa1d52ecb11751a815
[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" "1d039ac6578d936a14c07989dfc2e615ea4873dbb8aca6fa1d52ecb11751a815", kill_on_drop: false }`
[INFO] [stderr]    Compiling hoop v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "1d039ac6578d936a14c07989dfc2e615ea4873dbb8aca6fa1d52ecb11751a815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d039ac6578d936a14c07989dfc2e615ea4873dbb8aca6fa1d52ecb11751a815", kill_on_drop: false }`
[INFO] [stdout] 1d039ac6578d936a14c07989dfc2e615ea4873dbb8aca6fa1d52ecb11751a815
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 885f1a797abe018a515d359d5338a1ea1a58faac36fed0d95401105ebc0dfc4e
[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" "885f1a797abe018a515d359d5338a1ea1a58faac36fed0d95401105ebc0dfc4e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hoop-92968a75494605f4
[INFO] [stdout] test tests::overwrite_item_in_full_buffer ... ok
[INFO] [stdout] test tests::full_buffer_error ... ok
[INFO] [stdout] test tests::alternate_write_and_read ... ok
[INFO] [stdout] test tests::iterator_warped ... ok
[INFO] [stdout] test tests::iterator_should_not_consume ... ok
[INFO] [stdout] test tests::overwrite_item_in_non_full_buffer ... ok
[INFO] [stdout] test tests::error_on_read_empty_buffer ... ok
[INFO] [stdout] test tests::clear_buffer ... ok
[INFO] [stdout] test tests::iterator_sequence ... ok
[INFO] [stdout] test tests::write_and_read_back_item ... ok
[INFO] [stdout] test tests::that_scene_from_requiem_for_dream ... ok
[INFO] [stdout] test tests::write_and_read_back_multiple_items ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hoop
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Hoop (line 8) ... 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" "885f1a797abe018a515d359d5338a1ea1a58faac36fed0d95401105ebc0dfc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "885f1a797abe018a515d359d5338a1ea1a58faac36fed0d95401105ebc0dfc4e", kill_on_drop: false }`
[INFO] [stdout] 885f1a797abe018a515d359d5338a1ea1a58faac36fed0d95401105ebc0dfc4e