[INFO] fetching crate btree-vec 0.1.0...
[INFO] testing btree-vec-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate btree-vec 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate btree-vec 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 152ce19a582071967e66c530609d54105ea63bcd493e24af7cd761e838d878b0
[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" "152ce19a582071967e66c530609d54105ea63bcd493e24af7cd761e838d878b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "152ce19a582071967e66c530609d54105ea63bcd493e24af7cd761e838d878b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "152ce19a582071967e66c530609d54105ea63bcd493e24af7cd761e838d878b0", kill_on_drop: false }`
[INFO] [stdout] 152ce19a582071967e66c530609d54105ea63bcd493e24af7cd761e838d878b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb1ecc4732de4756ac5717297cc0975f20f0b47b425a8e97b914edcf6bc485cc
[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" "bb1ecc4732de4756ac5717297cc0975f20f0b47b425a8e97b914edcf6bc485cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.96s
[INFO] running `Command { std: "docker" "inspect" "bb1ecc4732de4756ac5717297cc0975f20f0b47b425a8e97b914edcf6bc485cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb1ecc4732de4756ac5717297cc0975f20f0b47b425a8e97b914edcf6bc485cc", kill_on_drop: false }`
[INFO] [stdout] bb1ecc4732de4756ac5717297cc0975f20f0b47b425a8e97b914edcf6bc485cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0babf3e0e8b3755231ef880ef7c71f4d8aba7811a334d6962e4f928987bd001
[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" "e0babf3e0e8b3755231ef880ef7c71f4d8aba7811a334d6962e4f928987bd001", kill_on_drop: false }`
[INFO] [stderr]    Compiling btree-vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "e0babf3e0e8b3755231ef880ef7c71f4d8aba7811a334d6962e4f928987bd001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0babf3e0e8b3755231ef880ef7c71f4d8aba7811a334d6962e4f928987bd001", kill_on_drop: false }`
[INFO] [stdout] e0babf3e0e8b3755231ef880ef7c71f4d8aba7811a334d6962e4f928987bd001
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] af9d62a838d64cac92fd5437fe757dce64a3d175fad4a5cbe71827212a5d9b8c
[INFO] running `Command { std: "docker" "start" "-a" "af9d62a838d64cac92fd5437fe757dce64a3d175fad4a5cbe71827212a5d9b8c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btree_vec-c8e622e690928b76)
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::basic_iter ... ok
[INFO] [stdout] test tests::insert::basic_insert_front ... ok
[INFO] [stdout] test tests::insert::basic_insert_middle ... ok
[INFO] [stdout] test tests::insert::basic_push ... ok
[INFO] [stdout] test tests::medium_iter ... ok
[INFO] [stdout] test tests::remove::basic_remove ... ok
[INFO] [stdout] test tests::insert::large_insert_middle ... ok
[INFO] [stdout] test tests::insert::medium_insert_front ... ok
[INFO] [stdout] test tests::insert::medium_insert_middle ... ok
[INFO] [stdout] test tests::small_b ... ok
[INFO] [stdout] test tests::insert::large_push ... ok
[INFO] [stdout] test tests::large_iter ... ok
[INFO] [stdout] test tests::insert::medium_push ... ok
[INFO] [stdout] test tests::remove::large_remove ... ok
[INFO] [stdout] test tests::insert::large_insert_front ... ok
[INFO] [stdout] test tests::remove::large_pop ... ok
[INFO] [stdout] test tests::remove::large_remove_front ... ok
[INFO] [stdout] test tests::remove::medium_remove ... 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 0.07s
[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 1.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "af9d62a838d64cac92fd5437fe757dce64a3d175fad4a5cbe71827212a5d9b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af9d62a838d64cac92fd5437fe757dce64a3d175fad4a5cbe71827212a5d9b8c", kill_on_drop: false }`
[INFO] [stdout] af9d62a838d64cac92fd5437fe757dce64a3d175fad4a5cbe71827212a5d9b8c