[INFO] fetching crate sixbit 0.3.0...
[INFO] testing sixbit-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sixbit 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sixbit 0.3.0 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 sixbit 0.3.0
[INFO] finished tweaking crates.io crate sixbit 0.3.0
[INFO] tweaked toml for crates.io crate sixbit 0.3.0 written to /workspace/builds/worker-4/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-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" "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] d57d261cae24ef04b46922eb829de09c7c1b61d4221484ad149d2a7f50b7fdad
[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" "d57d261cae24ef04b46922eb829de09c7c1b61d4221484ad149d2a7f50b7fdad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d57d261cae24ef04b46922eb829de09c7c1b61d4221484ad149d2a7f50b7fdad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57d261cae24ef04b46922eb829de09c7c1b61d4221484ad149d2a7f50b7fdad", kill_on_drop: false }`
[INFO] [stdout] d57d261cae24ef04b46922eb829de09c7c1b61d4221484ad149d2a7f50b7fdad
[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" "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] f333d79b350454476a98ce1396e0cdc970b8832784cf3d70ab5e728d6b2098cb
[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" "f333d79b350454476a98ce1396e0cdc970b8832784cf3d70ab5e728d6b2098cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling sixbit v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "f333d79b350454476a98ce1396e0cdc970b8832784cf3d70ab5e728d6b2098cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f333d79b350454476a98ce1396e0cdc970b8832784cf3d70ab5e728d6b2098cb", kill_on_drop: false }`
[INFO] [stdout] f333d79b350454476a98ce1396e0cdc970b8832784cf3d70ab5e728d6b2098cb
[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" "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] 3d5c661c4ff44ad56a7286943221ca915d00fb48b05f1f296dd5cac0ff7b26a6
[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" "3d5c661c4ff44ad56a7286943221ca915d00fb48b05f1f296dd5cac0ff7b26a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling sixbit v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "3d5c661c4ff44ad56a7286943221ca915d00fb48b05f1f296dd5cac0ff7b26a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d5c661c4ff44ad56a7286943221ca915d00fb48b05f1f296dd5cac0ff7b26a6", kill_on_drop: false }`
[INFO] [stdout] 3d5c661c4ff44ad56a7286943221ca915d00fb48b05f1f296dd5cac0ff7b26a6
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7952d56a44849708195f61e410116b2335b41a27d42a226803a7cb42baab8d13
[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" "7952d56a44849708195f61e410116b2335b41a27d42a226803a7cb42baab8d13", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sixbit-3707555aa6323c1a
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::misc_invariants ... ok
[INFO] [stderr]    Doc-tests sixbit
[INFO] [stdout] test tests::test_compatibility_hangul_jamo ... ok
[INFO] [stdout] test tests::test_hebrew ... ok
[INFO] [stdout] test tests::test_halfwidth_kana ... ok
[INFO] [stdout] test tests::test_cyrillic ... ok
[INFO] [stdout] test tests::test_arabic ... ok
[INFO] [stdout] test tests::sorting ... ok
[INFO] [stdout] test tests::test_latin_lower ... ok
[INFO] [stdout] test tests::test_latin_upper ... ok
[INFO] [stdout] test tests::test_devanagari ... ok
[INFO] [stdout] test tests::test_greek ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "7952d56a44849708195f61e410116b2335b41a27d42a226803a7cb42baab8d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7952d56a44849708195f61e410116b2335b41a27d42a226803a7cb42baab8d13", kill_on_drop: false }`
[INFO] [stdout] 7952d56a44849708195f61e410116b2335b41a27d42a226803a7cb42baab8d13