[INFO] fetching crate btree-vec 0.1.0...
[INFO] testing btree-vec-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate btree-vec 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate btree-vec 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btree-vec 0.1.0
[INFO] finished tweaking crates.io crate btree-vec 0.1.0
[INFO] tweaked toml for crates.io crate btree-vec 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tagged-pointer v0.2.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] 9b307774e71e6cda71e97470a0cb346a0da07c4313728a7564449a02ef780f29
[INFO] running `Command { std: "docker" "start" "-a" "9b307774e71e6cda71e97470a0cb346a0da07c4313728a7564449a02ef780f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b307774e71e6cda71e97470a0cb346a0da07c4313728a7564449a02ef780f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b307774e71e6cda71e97470a0cb346a0da07c4313728a7564449a02ef780f29", kill_on_drop: false }`
[INFO] [stdout] 9b307774e71e6cda71e97470a0cb346a0da07c4313728a7564449a02ef780f29
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 5a63ee5c019cddfe5d8a859f65b40086e52d39999828f7486303d7ece1ec37d1
[INFO] running `Command { std: "docker" "start" "-a" "5a63ee5c019cddfe5d8a859f65b40086e52d39999828f7486303d7ece1ec37d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagged-pointer v0.2.0
[INFO] [stderr]    Compiling btree-vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "5a63ee5c019cddfe5d8a859f65b40086e52d39999828f7486303d7ece1ec37d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a63ee5c019cddfe5d8a859f65b40086e52d39999828f7486303d7ece1ec37d1", kill_on_drop: false }`
[INFO] [stdout] 5a63ee5c019cddfe5d8a859f65b40086e52d39999828f7486303d7ece1ec37d1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dfcb35da2676f925ef06a5559b8ee702005ae00f9cc4fad4e8d71a3a49f82d3
[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" "6dfcb35da2676f925ef06a5559b8ee702005ae00f9cc4fad4e8d71a3a49f82d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling btree-vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "6dfcb35da2676f925ef06a5559b8ee702005ae00f9cc4fad4e8d71a3a49f82d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfcb35da2676f925ef06a5559b8ee702005ae00f9cc4fad4e8d71a3a49f82d3", kill_on_drop: false }`
[INFO] [stdout] 6dfcb35da2676f925ef06a5559b8ee702005ae00f9cc4fad4e8d71a3a49f82d3
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3529702fec1c69c6c4dc0e2ab42663cf0b733a7112ddd572105031e5ac3cc0d
[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" "b3529702fec1c69c6c4dc0e2ab42663cf0b733a7112ddd572105031e5ac3cc0d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btree_vec-10e4468332f0327a)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::basic_iter ... ok
[INFO] [stdout] test tests::insert::basic_insert_middle ... ok
[INFO] [stdout] test tests::insert::basic_push ... ok
[INFO] [stdout] test tests::insert::basic_insert_front ... ok
[INFO] [stdout] test tests::large_iter ... ok
[INFO] [stdout] test tests::insert::large_insert_front ... ok
[INFO] [stdout] test tests::medium_iter ... ok
[INFO] [stdout] test tests::remove::basic_remove ... ok
[INFO] [stdout] test tests::remove::large_pop ... ok
[INFO] [stdout] test tests::remove::large_remove ... ok
[INFO] [stdout] test tests::small_b ... ok
[INFO] [stdout] test tests::insert::medium_insert_middle ... ok
[INFO] [stdout] test tests::insert::medium_push ... ok
[INFO] [stdout] test tests::insert::large_push ... ok
[INFO] [stdout] test tests::insert::medium_insert_front ... ok
[INFO] [stdout] test tests::insert::large_insert_middle ... ok
[INFO] [stdout] test tests::remove::medium_remove ... ok
[INFO] [stdout] test tests::remove::large_remove_front ... ok
[INFO] [stdout] test tests::too_small_b - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests btree-vec
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 39) ... 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" "b3529702fec1c69c6c4dc0e2ab42663cf0b733a7112ddd572105031e5ac3cc0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3529702fec1c69c6c4dc0e2ab42663cf0b733a7112ddd572105031e5ac3cc0d", kill_on_drop: false }`
[INFO] [stdout] b3529702fec1c69c6c4dc0e2ab42663cf0b733a7112ddd572105031e5ac3cc0d