[INFO] fetching crate nano_arena 0.5.2... [INFO] testing nano_arena-0.5.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate nano_arena 0.5.2 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate nano_arena 0.5.2 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nano_arena 0.5.2 [INFO] finished tweaking crates.io crate nano_arena 0.5.2 [INFO] tweaked toml for crates.io crate nano_arena 0.5.2 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 55f1b8d411b5a95b751a78ce26180725191b9d1d77e71495c9a10e7f6562b2bf [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" "55f1b8d411b5a95b751a78ce26180725191b9d1d77e71495c9a10e7f6562b2bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55f1b8d411b5a95b751a78ce26180725191b9d1d77e71495c9a10e7f6562b2bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55f1b8d411b5a95b751a78ce26180725191b9d1d77e71495c9a10e7f6562b2bf", kill_on_drop: false }` [INFO] [stdout] 55f1b8d411b5a95b751a78ce26180725191b9d1d77e71495c9a10e7f6562b2bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", 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] b525de8c8d5912cb755b6dd7825092dfcff1930e5200d92a653010c4b520abe5 [INFO] running `Command { std: "docker" "start" "-a" "b525de8c8d5912cb755b6dd7825092dfcff1930e5200d92a653010c4b520abe5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling nano_arena v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.23s [INFO] running `Command { std: "docker" "inspect" "b525de8c8d5912cb755b6dd7825092dfcff1930e5200d92a653010c4b520abe5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b525de8c8d5912cb755b6dd7825092dfcff1930e5200d92a653010c4b520abe5", kill_on_drop: false }` [INFO] [stdout] b525de8c8d5912cb755b6dd7825092dfcff1930e5200d92a653010c4b520abe5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d944f2e4ca6195747abfc7fee6bfec813d1cd5e88f1b9afed67fae7ceaf8734 [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" "4d944f2e4ca6195747abfc7fee6bfec813d1cd5e88f1b9afed67fae7ceaf8734", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling clap v2.33.3 [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 crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling plotters v0.3.1 [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 criterion v0.3.5 [INFO] [stderr] Compiling nano_arena v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 43.01s [INFO] running `Command { std: "docker" "inspect" "4d944f2e4ca6195747abfc7fee6bfec813d1cd5e88f1b9afed67fae7ceaf8734", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d944f2e4ca6195747abfc7fee6bfec813d1cd5e88f1b9afed67fae7ceaf8734", kill_on_drop: false }` [INFO] [stdout] 4d944f2e4ca6195747abfc7fee6bfec813d1cd5e88f1b9afed67fae7ceaf8734 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9131d0ff4b49a1b53c9de62dfec9268c0b6fd5964b823cf41130ab4467d7c6e2 [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" "9131d0ff4b49a1b53c9de62dfec9268c0b6fd5964b823cf41130ab4467d7c6e2", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/nano_arena-fc8d14d66d4ef984) [INFO] [stdout] [INFO] [stdout] running 24 tests [INFO] [stdout] test tests::alloc_with_idx ... ok [INFO] [stdout] test tests::cloned_index_should_equal ... ok [INFO] [stdout] test tests::compare_should_work_for_idx ... ok [INFO] [stdout] test tests::debug_printing ... ok [INFO] [stdout] test tests::get_mut ... ok [INFO] [stdout] test tests::getting_by_index ... ok [INFO] [stdout] test tests::index_should_be_hashable ... ok [INFO] [stdout] test tests::iter ... ok [INFO] [stdout] test tests::position ... ok [INFO] [stdout] test tests::remove ... ok [INFO] [stdout] test tests::remove_should_remove_last_value ... ok [INFO] [stdout] test tests::retain ... ok [INFO] [stdout] test tests::should_construct_default ... ok [INFO] [stdout] test tests::turn_iterator_into_vector ... ok [INFO] [stdout] test tests::swap_remove ... ok [INFO] [stdout] test tests::should_construct_with_capacity ... ok [INFO] [stdout] test tests::swap_indexes ... ok [INFO] [stdout] test tests::apply_ordering ... ok [INFO] [stdout] test tests::truncate ... ok [INFO] [stdout] test tests::split_at ... ok [INFO] [stdout] test tests::mut_iter ... ok [INFO] [stdout] test tests::splitting_should_be_safe ... ok [INFO] [stdout] test tests::convert_to_vec ... ok [INFO] [stdout] test tests::arena_length ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests nano_arena [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" "9131d0ff4b49a1b53c9de62dfec9268c0b6fd5964b823cf41130ab4467d7c6e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9131d0ff4b49a1b53c9de62dfec9268c0b6fd5964b823cf41130ab4467d7c6e2", kill_on_drop: false }` [INFO] [stdout] 9131d0ff4b49a1b53c9de62dfec9268c0b6fd5964b823cf41130ab4467d7c6e2