[INFO] fetching crate simble 0.1.3...
[INFO] testing simble-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate simble 0.1.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate simble 0.1.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simble 0.1.3
[INFO] finished tweaking crates.io crate simble 0.1.3
[INFO] tweaked toml for crates.io crate simble 0.1.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5919f72ebb6d2cfb7151b44649c62eaaf267f4bcae61951525a53cec9c02107
[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" "b5919f72ebb6d2cfb7151b44649c62eaaf267f4bcae61951525a53cec9c02107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5919f72ebb6d2cfb7151b44649c62eaaf267f4bcae61951525a53cec9c02107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5919f72ebb6d2cfb7151b44649c62eaaf267f4bcae61951525a53cec9c02107", kill_on_drop: false }`
[INFO] [stdout] b5919f72ebb6d2cfb7151b44649c62eaaf267f4bcae61951525a53cec9c02107
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fb4ff301fb8d4f4c34ef41efeff0b5164a1f97bc6e221557a5c8f2ee1fee70f
[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" "3fb4ff301fb8d4f4c34ef41efeff0b5164a1f97bc6e221557a5c8f2ee1fee70f", kill_on_drop: false }`
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling simble v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "3fb4ff301fb8d4f4c34ef41efeff0b5164a1f97bc6e221557a5c8f2ee1fee70f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb4ff301fb8d4f4c34ef41efeff0b5164a1f97bc6e221557a5c8f2ee1fee70f", kill_on_drop: false }`
[INFO] [stdout] 3fb4ff301fb8d4f4c34ef41efeff0b5164a1f97bc6e221557a5c8f2ee1fee70f
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c990b72d413644098cd21934e6902ef570b97c67fdecb7d165d972207035df9
[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" "1c990b72d413644098cd21934e6902ef570b97c67fdecb7d165d972207035df9", kill_on_drop: false }`
[INFO] [stderr]    Compiling simble v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "1c990b72d413644098cd21934e6902ef570b97c67fdecb7d165d972207035df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c990b72d413644098cd21934e6902ef570b97c67fdecb7d165d972207035df9", kill_on_drop: false }`
[INFO] [stdout] 1c990b72d413644098cd21934e6902ef570b97c67fdecb7d165d972207035df9
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 282739b6a11e3770bccfe2be611e11760ab6a2c228e90ab97cb4eb34bea69ecc
[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" "282739b6a11e3770bccfe2be611e11760ab6a2c228e90ab97cb4eb34bea69ecc", 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 0.03s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simble-e2b29da1ae0084af
[INFO] [stdout] test tests::test_bytes ... ok
[INFO] [stdout] test tests::test_len ... ok
[INFO] [stdout] test tests::test_round_trip ... ok
[INFO] [stdout] test tests::test_into_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simble
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "282739b6a11e3770bccfe2be611e11760ab6a2c228e90ab97cb4eb34bea69ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "282739b6a11e3770bccfe2be611e11760ab6a2c228e90ab97cb4eb34bea69ecc", kill_on_drop: false }`
[INFO] [stdout] 282739b6a11e3770bccfe2be611e11760ab6a2c228e90ab97cb4eb34bea69ecc