[INFO] fetching crate and_then_some 1.0.0...
[INFO] testing and_then_some-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate and_then_some 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate and_then_some 1.0.0 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 and_then_some 1.0.0
[INFO] finished tweaking crates.io crate and_then_some 1.0.0
[INFO] tweaked toml for crates.io crate and_then_some 1.0.0 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 42549d2ba3581571b8f49ef2a1f5e4cbd6f6ef26c6b3afe07ec26b32a1e5c9cb
[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" "42549d2ba3581571b8f49ef2a1f5e4cbd6f6ef26c6b3afe07ec26b32a1e5c9cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42549d2ba3581571b8f49ef2a1f5e4cbd6f6ef26c6b3afe07ec26b32a1e5c9cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42549d2ba3581571b8f49ef2a1f5e4cbd6f6ef26c6b3afe07ec26b32a1e5c9cb", kill_on_drop: false }`
[INFO] [stdout] 42549d2ba3581571b8f49ef2a1f5e4cbd6f6ef26c6b3afe07ec26b32a1e5c9cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 2fbb1cd51050f871f4e26942de5bfe638a3ed67a9d7c7cd8cc9eda2485e559bd
[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" "2fbb1cd51050f871f4e26942de5bfe638a3ed67a9d7c7cd8cc9eda2485e559bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling and_then_some v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "2fbb1cd51050f871f4e26942de5bfe638a3ed67a9d7c7cd8cc9eda2485e559bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fbb1cd51050f871f4e26942de5bfe638a3ed67a9d7c7cd8cc9eda2485e559bd", kill_on_drop: false }`
[INFO] [stdout] 2fbb1cd51050f871f4e26942de5bfe638a3ed67a9d7c7cd8cc9eda2485e559bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 319bf2ef710ad1d5e43c200ce1cfe1bac77edaab74f567f7767d1a56dcf02b91
[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" "319bf2ef710ad1d5e43c200ce1cfe1bac77edaab74f567f7767d1a56dcf02b91", kill_on_drop: false }`
[INFO] [stderr]    Compiling and_then_some v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "319bf2ef710ad1d5e43c200ce1cfe1bac77edaab74f567f7767d1a56dcf02b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319bf2ef710ad1d5e43c200ce1cfe1bac77edaab74f567f7767d1a56dcf02b91", kill_on_drop: false }`
[INFO] [stdout] 319bf2ef710ad1d5e43c200ce1cfe1bac77edaab74f567f7767d1a56dcf02b91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fb3e86f01fc998ed48373c422d3d35626fe309336de081ba16bcbd2287f717b1
[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" "fb3e86f01fc998ed48373c422d3d35626fe309336de081ba16bcbd2287f717b1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/and_then_some-c86bfd1d693ef842
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::and_some ... ok
[INFO] [stdout] test tests::and_then ... ok
[INFO] [stdout] test tests::and_then_some ... ok
[INFO] [stdout] test tests::and ... ok
[INFO] [stdout] test tests::side_effects ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests and_then_some
[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" "fb3e86f01fc998ed48373c422d3d35626fe309336de081ba16bcbd2287f717b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3e86f01fc998ed48373c422d3d35626fe309336de081ba16bcbd2287f717b1", kill_on_drop: false }`
[INFO] [stdout] fb3e86f01fc998ed48373c422d3d35626fe309336de081ba16bcbd2287f717b1