[INFO] fetching crate rob 0.1.0...
[INFO] testing rob-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rob 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rob 0.1.0 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 rob 0.1.0
[INFO] finished tweaking crates.io crate rob 0.1.0
[INFO] tweaked toml for crates.io crate rob 0.1.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 1c6c13ddfd2d024de28146bc1287ff45ad03ea8d744de6cc9f425cee5c9cfba3
[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" "1c6c13ddfd2d024de28146bc1287ff45ad03ea8d744de6cc9f425cee5c9cfba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c6c13ddfd2d024de28146bc1287ff45ad03ea8d744de6cc9f425cee5c9cfba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c6c13ddfd2d024de28146bc1287ff45ad03ea8d744de6cc9f425cee5c9cfba3", kill_on_drop: false }`
[INFO] [stdout] 1c6c13ddfd2d024de28146bc1287ff45ad03ea8d744de6cc9f425cee5c9cfba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 2ad439e2ceb4f9ff2c067ac4cc6fb1dd26f0746187fc30cfa7363640cd4c3fc0
[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" "2ad439e2ceb4f9ff2c067ac4cc6fb1dd26f0746187fc30cfa7363640cd4c3fc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rob v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "2ad439e2ceb4f9ff2c067ac4cc6fb1dd26f0746187fc30cfa7363640cd4c3fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad439e2ceb4f9ff2c067ac4cc6fb1dd26f0746187fc30cfa7363640cd4c3fc0", kill_on_drop: false }`
[INFO] [stdout] 2ad439e2ceb4f9ff2c067ac4cc6fb1dd26f0746187fc30cfa7363640cd4c3fc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 23fa39839044bbb72633b1926b4b9399424be29ccf624256c4540a805e231ce1
[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" "23fa39839044bbb72633b1926b4b9399424be29ccf624256c4540a805e231ce1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rob v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "23fa39839044bbb72633b1926b4b9399424be29ccf624256c4540a805e231ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23fa39839044bbb72633b1926b4b9399424be29ccf624256c4540a805e231ce1", kill_on_drop: false }`
[INFO] [stdout] 23fa39839044bbb72633b1926b4b9399424be29ccf624256c4540a805e231ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] eeaebc419561b9ba10bb168d35e2e2c909412463285e13b02607754307f8f930
[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" "eeaebc419561b9ba10bb168d35e2e2c909412463285e13b02607754307f8f930", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rob-6a2bc06b48696180
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_borrowed_into_box ... ok
[INFO] [stdout] test tests::test_from_ref ... ok
[INFO] [stdout] test tests::test_owned_into_box ... ok
[INFO] [stderr]    Doc-tests rob
[INFO] [stdout] test tests::test_from_value ... ok
[INFO] [stdout] test tests::test_from_box ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Rob::from_value (line 47) ... ok
[INFO] [stdout] test src/lib.rs - Rob::from_box (line 83) ... ok
[INFO] [stdout] test src/lib.rs - Rob::from_ref (line 63) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eeaebc419561b9ba10bb168d35e2e2c909412463285e13b02607754307f8f930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeaebc419561b9ba10bb168d35e2e2c909412463285e13b02607754307f8f930", kill_on_drop: false }`
[INFO] [stdout] eeaebc419561b9ba10bb168d35e2e2c909412463285e13b02607754307f8f930