[INFO] fetching crate virtual-input 0.2.8...
[INFO] testing virtual-input-0.2.8 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate virtual-input 0.2.8 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate virtual-input 0.2.8 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 virtual-input 0.2.8
[INFO] finished tweaking crates.io crate virtual-input 0.2.8
[INFO] tweaked toml for crates.io crate virtual-input 0.2.8 written to /workspace/builds/worker-14/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_test v1.0.118
[INFO] [stderr]   Downloaded strum v0.19.5
[INFO] [stderr]   Downloaded strum_macros v0.19.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] e317c2c1742e978d763a3a4233356cd26101dbf3dd416aad565bc95bef46187a
[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" "e317c2c1742e978d763a3a4233356cd26101dbf3dd416aad565bc95bef46187a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e317c2c1742e978d763a3a4233356cd26101dbf3dd416aad565bc95bef46187a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e317c2c1742e978d763a3a4233356cd26101dbf3dd416aad565bc95bef46187a", kill_on_drop: false }`
[INFO] [stdout] e317c2c1742e978d763a3a4233356cd26101dbf3dd416aad565bc95bef46187a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05b8c4d885dabaac6902ca7f2d52dc365f841221dd4f71df330c9970bd4b6501
[INFO] running `Command { std: "docker" "start" "-a" "05b8c4d885dabaac6902ca7f2d52dc365f841221dd4f71df330c9970bd4b6501", kill_on_drop: false }`
[INFO] [stderr]    Compiling strum v0.19.5
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]    Compiling virtual-input v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.48s
[INFO] running `Command { std: "docker" "inspect" "05b8c4d885dabaac6902ca7f2d52dc365f841221dd4f71df330c9970bd4b6501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b8c4d885dabaac6902ca7f2d52dc365f841221dd4f71df330c9970bd4b6501", kill_on_drop: false }`
[INFO] [stdout] 05b8c4d885dabaac6902ca7f2d52dc365f841221dd4f71df330c9970bd4b6501
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 25eadaa3aeeae76c425c96d0d73ce9f60553293ece7b1b5bee5369a921eb8bec
[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" "25eadaa3aeeae76c425c96d0d73ce9f60553293ece7b1b5bee5369a921eb8bec", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_test v1.0.118
[INFO] [stderr]    Compiling virtual-input v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "25eadaa3aeeae76c425c96d0d73ce9f60553293ece7b1b5bee5369a921eb8bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25eadaa3aeeae76c425c96d0d73ce9f60553293ece7b1b5bee5369a921eb8bec", kill_on_drop: false }`
[INFO] [stdout] 25eadaa3aeeae76c425c96d0d73ce9f60553293ece7b1b5bee5369a921eb8bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] f990952168b69483328b7ac5edff6a9d500ec3ff3936d34db90d5272520bd25a
[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" "f990952168b69483328b7ac5edff6a9d500ec3ff3936d34db90d5272520bd25a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/virtual_input-f60720a226d5ada6
[INFO] [stderr]    Doc-tests virtual-input
[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] [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" "f990952168b69483328b7ac5edff6a9d500ec3ff3936d34db90d5272520bd25a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f990952168b69483328b7ac5edff6a9d500ec3ff3936d34db90d5272520bd25a", kill_on_drop: false }`
[INFO] [stdout] f990952168b69483328b7ac5edff6a9d500ec3ff3936d34db90d5272520bd25a