[INFO] fetching crate bit_utils 0.1.1...
[INFO] testing bit_utils-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bit_utils 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate bit_utils 0.1.1 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 bit_utils 0.1.1
[INFO] finished tweaking crates.io crate bit_utils 0.1.1
[INFO] tweaked toml for crates.io crate bit_utils 0.1.1 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5051fa97a7da556f4aaa1a8b84aac93dbc71e5a620462f7f19fad22468dc6763
[INFO] running `Command { std: "docker" "start" "-a" "5051fa97a7da556f4aaa1a8b84aac93dbc71e5a620462f7f19fad22468dc6763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5051fa97a7da556f4aaa1a8b84aac93dbc71e5a620462f7f19fad22468dc6763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5051fa97a7da556f4aaa1a8b84aac93dbc71e5a620462f7f19fad22468dc6763", kill_on_drop: false }`
[INFO] [stdout] 5051fa97a7da556f4aaa1a8b84aac93dbc71e5a620462f7f19fad22468dc6763
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c8df169853153e2bb6fca1131ced9018783bc1d6bc99e944925d275466328957
[INFO] running `Command { std: "docker" "start" "-a" "c8df169853153e2bb6fca1131ced9018783bc1d6bc99e944925d275466328957", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_utils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "c8df169853153e2bb6fca1131ced9018783bc1d6bc99e944925d275466328957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8df169853153e2bb6fca1131ced9018783bc1d6bc99e944925d275466328957", kill_on_drop: false }`
[INFO] [stdout] c8df169853153e2bb6fca1131ced9018783bc1d6bc99e944925d275466328957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] db361638ac93aed095c00af534ba7a0bbdbd99d4cd96b65ceda4625a0e89ba33
[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" "db361638ac93aed095c00af534ba7a0bbdbd99d4cd96b65ceda4625a0e89ba33", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_utils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "db361638ac93aed095c00af534ba7a0bbdbd99d4cd96b65ceda4625a0e89ba33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db361638ac93aed095c00af534ba7a0bbdbd99d4cd96b65ceda4625a0e89ba33", kill_on_drop: false }`
[INFO] [stdout] db361638ac93aed095c00af534ba7a0bbdbd99d4cd96b65ceda4625a0e89ba33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7eeda8d50d5e055bb7d6a6376f824e2f1bfa4456c4585dcb93dad2e33878bf1e
[INFO] running `Command { std: "docker" "start" "-a" "7eeda8d50d5e055bb7d6a6376f824e2f1bfa4456c4585dcb93dad2e33878bf1e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bit_utils-ffb3d456d0646b8b
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test tests::test_bit_in_bounds_i16 ... ok
[INFO] [stdout] test tests::test_bit_in_bounds_i64 ... ok
[INFO] [stdout] test tests::test_bit_in_bounds_i32 ... ok
[INFO] [stdout] test tests::test_has_x_bit_i16 ... ok
[INFO] [stdout] test tests::test_bit_in_bounds_u64 ... ok
[INFO] [stdout] test tests::test_bit_in_bounds_u8 ... ok
[INFO] [stdout] test tests::test_has_x_bit_i8 ... ok
[INFO] [stdout] test tests::test_has_x_bit_u32 ... ok
[INFO] [stdout] test tests::test_has_x_bit_i32 ... ok
[INFO] [stdout] test tests::test_has_x_bit_i64 ... ok
[INFO] [stdout] test tests::test_has_x_bit_u16 ... ok
[INFO] [stdout] test tests::test_has_x_bit_u64 ... ok
[INFO] [stdout] test tests::test_has_x_bit_u8 ... ok
[INFO] [stdout] test tests::test_most_signifigant_bit_i64 ... ok
[INFO] [stdout] test tests::test_most_signifigant_bit_i8 ... ok
[INFO] [stdout] test tests::test_most_signifigant_bit_u32 ... ok
[INFO] [stdout] test tests::test_most_signifigant_bit_u64 ... ok
[INFO] [stdout] test tests::test_most_signifigant_bit_u8 ... ok
[INFO] [stdout] test tests::test_number_of_bits_i16 ... ok
[INFO] [stdout] test tests::test_number_of_bits_i32 ... ok
[INFO] [stdout] test tests::test_number_of_bits_i64 ... ok
[INFO] [stdout] test tests::test_number_of_bits_i8 ... ok
[INFO] [stdout] test tests::test_number_of_bits_u16 ... ok
[INFO] [stdout] test tests::test_most_signifigant_bit_u16 ... ok
[INFO] [stdout] test tests::test_most_signifigant_bit_i16 ... ok
[INFO] [stdout] test tests::test_number_of_bits_u32 ... ok
[INFO] [stdout] test tests::test_most_signifigant_bit_i32 ... ok
[INFO] [stdout] test tests::test_bit_in_bounds_u16 ... ok
[INFO] [stdout] test tests::test_number_of_bits_u8 ... ok
[INFO] [stdout] test tests::test_number_of_bits_u64 ... ok
[INFO] [stdout] test tests::test_bit_in_bounds_i8 ... ok
[INFO] [stdout] test tests::test_bit_in_bounds_u32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bit_utils
[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" "7eeda8d50d5e055bb7d6a6376f824e2f1bfa4456c4585dcb93dad2e33878bf1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eeda8d50d5e055bb7d6a6376f824e2f1bfa4456c4585dcb93dad2e33878bf1e", kill_on_drop: false }`
[INFO] [stdout] 7eeda8d50d5e055bb7d6a6376f824e2f1bfa4456c4585dcb93dad2e33878bf1e