[INFO] fetching crate persist-o-vec 0.3.1...
[INFO] testing persist-o-vec-0.3.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate persist-o-vec 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate persist-o-vec 0.3.1 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 persist-o-vec 0.3.1
[INFO] finished tweaking crates.io crate persist-o-vec 0.3.1
[INFO] tweaked toml for crates.io crate persist-o-vec 0.3.1 written to /workspace/builds/worker-4/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-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81179c120b83f5a9b2c08684216c529499409fedd16535a96c6592a41e7dbabb
[INFO] running `Command { std: "docker" "start" "-a" "81179c120b83f5a9b2c08684216c529499409fedd16535a96c6592a41e7dbabb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81179c120b83f5a9b2c08684216c529499409fedd16535a96c6592a41e7dbabb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81179c120b83f5a9b2c08684216c529499409fedd16535a96c6592a41e7dbabb", kill_on_drop: false }`
[INFO] [stdout] 81179c120b83f5a9b2c08684216c529499409fedd16535a96c6592a41e7dbabb
[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=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] 6832795712bf8aecc180616ac0c694bb1a6dd798350cf60e4f1e71c254c6e54e
[INFO] running `Command { std: "docker" "start" "-a" "6832795712bf8aecc180616ac0c694bb1a6dd798350cf60e4f1e71c254c6e54e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling persist-o-vec v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "6832795712bf8aecc180616ac0c694bb1a6dd798350cf60e4f1e71c254c6e54e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6832795712bf8aecc180616ac0c694bb1a6dd798350cf60e4f1e71c254c6e54e", kill_on_drop: false }`
[INFO] [stdout] 6832795712bf8aecc180616ac0c694bb1a6dd798350cf60e4f1e71c254c6e54e
[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=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] 4160d2feec56cff4b4e5312ee89dc40998e3c05b0567cfbe2c95dadb0b058db7
[INFO] running `Command { std: "docker" "start" "-a" "4160d2feec56cff4b4e5312ee89dc40998e3c05b0567cfbe2c95dadb0b058db7", kill_on_drop: false }`
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling persist-o-vec v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "4160d2feec56cff4b4e5312ee89dc40998e3c05b0567cfbe2c95dadb0b058db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4160d2feec56cff4b4e5312ee89dc40998e3c05b0567cfbe2c95dadb0b058db7", kill_on_drop: false }`
[INFO] [stdout] 4160d2feec56cff4b4e5312ee89dc40998e3c05b0567cfbe2c95dadb0b058db7
[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=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] [stdout] f7fd0fa0c94037edd21b0e38d2b87e97269a11f52623ec157d7a1cefa58976a3
[INFO] running `Command { std: "docker" "start" "-a" "f7fd0fa0c94037edd21b0e38d2b87e97269a11f52623ec157d7a1cefa58976a3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/persist_o_vec-aaf6901fcf16a4c0)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::clear ... ok
[INFO] [stdout] test tests::from_slice_reserve ... ok
[INFO] [stdout] test tests::get_mut ... ok
[INFO] [stdout] test tests::get ... ok
[INFO] [stdout] test tests::index_validation ... ok
[INFO] [stdout] test tests::insert ... ok
[INFO] [stdout] test tests::insert_at_end ... ok
[INFO] [stdout] test tests::iter_mut ... ok
[INFO] [stdout] test tests::iter ... ok
[INFO] [stdout] test tests::iter_over_removed ... ok
[INFO] [stdout] test tests::pop ... ok
[INFO] [stdout] test tests::remove ... ok
[INFO] [stdout] test tests::with_capacity ... ok
[INFO] [stdout] test tests::push_to_full_then_pop_all ... ok
[INFO] [stdout] test tests::pst_remove_and_push ... ok
[INFO] [stdout] test tests::panic_out_of_bounds - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests persist-o-vec
[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" "f7fd0fa0c94037edd21b0e38d2b87e97269a11f52623ec157d7a1cefa58976a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7fd0fa0c94037edd21b0e38d2b87e97269a11f52623ec157d7a1cefa58976a3", kill_on_drop: false }`
[INFO] [stdout] f7fd0fa0c94037edd21b0e38d2b87e97269a11f52623ec157d7a1cefa58976a3