[INFO] fetching crate vec-drain-where 1.0.1...
[INFO] testing vec-drain-where-1.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate vec-drain-where 1.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate vec-drain-where 1.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vec-drain-where 1.0.1
[INFO] finished tweaking crates.io crate vec-drain-where 1.0.1
[INFO] tweaked toml for crates.io crate vec-drain-where 1.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6075b42c873383cfb175b802c8a70d918e057fe7bc68ebddbd2a07a25e6b478
[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" "a6075b42c873383cfb175b802c8a70d918e057fe7bc68ebddbd2a07a25e6b478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6075b42c873383cfb175b802c8a70d918e057fe7bc68ebddbd2a07a25e6b478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6075b42c873383cfb175b802c8a70d918e057fe7bc68ebddbd2a07a25e6b478", kill_on_drop: false }`
[INFO] [stdout] a6075b42c873383cfb175b802c8a70d918e057fe7bc68ebddbd2a07a25e6b478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc69dacbc790c7cd9a542c39e1b7b30d8dfbd06b8bb6a466ca20faff564dd5db
[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" "bc69dacbc790c7cd9a542c39e1b7b30d8dfbd06b8bb6a466ca20faff564dd5db", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec-drain-where v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "bc69dacbc790c7cd9a542c39e1b7b30d8dfbd06b8bb6a466ca20faff564dd5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc69dacbc790c7cd9a542c39e1b7b30d8dfbd06b8bb6a466ca20faff564dd5db", kill_on_drop: false }`
[INFO] [stdout] bc69dacbc790c7cd9a542c39e1b7b30d8dfbd06b8bb6a466ca20faff564dd5db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] 08086c43917e70a68d153dad04e944b00e0ab733a4d140f27da7cfe5efed7bfd
[INFO] running `Command { std: "docker" "start" "-a" "08086c43917e70a68d153dad04e944b00e0ab733a4d140f27da7cfe5efed7bfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling quickcheck v0.7.2
[INFO] [stderr]    Compiling vec-drain-where v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "08086c43917e70a68d153dad04e944b00e0ab733a4d140f27da7cfe5efed7bfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08086c43917e70a68d153dad04e944b00e0ab733a4d140f27da7cfe5efed7bfd", kill_on_drop: false }`
[INFO] [stdout] 08086c43917e70a68d153dad04e944b00e0ab733a4d140f27da7cfe5efed7bfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba0407d64fd5b410c84c19405eb6cfacd0a86379be58becd2c8e5ce41bf561fa
[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" "ba0407d64fd5b410c84c19405eb6cfacd0a86379be58becd2c8e5ce41bf561fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vec_drain_where-3825526eaeee0dba
[INFO] [stdout] test tests::check_with_mask::fix_update_last_el_in_test ... ok
[INFO] [stdout] test tests::check_with_panic::fix_messed_up_test ... ok
[INFO] [stdout] test tests::check_with_mask::fix_divide_byte_len_by_size_of ... ok
[INFO] [stdout] test tests::check_with_mask::qc_cmp_with_mask ... ok
[INFO] [stdout] test tests::check_with_panic::qc_panic_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vec-drain-where
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba0407d64fd5b410c84c19405eb6cfacd0a86379be58becd2c8e5ce41bf561fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba0407d64fd5b410c84c19405eb6cfacd0a86379be58becd2c8e5ce41bf561fa", kill_on_drop: false }`
[INFO] [stdout] ba0407d64fd5b410c84c19405eb6cfacd0a86379be58becd2c8e5ce41bf561fa