[INFO] fetching crate rob 0.1.0...
[INFO] testing rob-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rob 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rob 0.1.0 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 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-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 7fd7b1c49d202e7ed36f3cce4ec0b6660faf970a21d89795c0af7d23f4e438ee
[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" "7fd7b1c49d202e7ed36f3cce4ec0b6660faf970a21d89795c0af7d23f4e438ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fd7b1c49d202e7ed36f3cce4ec0b6660faf970a21d89795c0af7d23f4e438ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd7b1c49d202e7ed36f3cce4ec0b6660faf970a21d89795c0af7d23f4e438ee", kill_on_drop: false }`
[INFO] [stdout] 7fd7b1c49d202e7ed36f3cce4ec0b6660faf970a21d89795c0af7d23f4e438ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 65fa0786df7660c396abb39ddd0f61774c7a452b81b2d91937ed6a25a3ca24d6
[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" "65fa0786df7660c396abb39ddd0f61774c7a452b81b2d91937ed6a25a3ca24d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rob v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "65fa0786df7660c396abb39ddd0f61774c7a452b81b2d91937ed6a25a3ca24d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65fa0786df7660c396abb39ddd0f61774c7a452b81b2d91937ed6a25a3ca24d6", kill_on_drop: false }`
[INFO] [stdout] 65fa0786df7660c396abb39ddd0f61774c7a452b81b2d91937ed6a25a3ca24d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9f91bd75b38ec1072b69acee178a6ed224bcafce6c5594a5078a6c555c629733
[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" "9f91bd75b38ec1072b69acee178a6ed224bcafce6c5594a5078a6c555c629733", kill_on_drop: false }`
[INFO] [stderr]    Compiling rob v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "9f91bd75b38ec1072b69acee178a6ed224bcafce6c5594a5078a6c555c629733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f91bd75b38ec1072b69acee178a6ed224bcafce6c5594a5078a6c555c629733", kill_on_drop: false }`
[INFO] [stdout] 9f91bd75b38ec1072b69acee178a6ed224bcafce6c5594a5078a6c555c629733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 85740f1145713c85108c9cb9d041d50b30c3c4f64dcdc237deb598048941c5a0
[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" "85740f1145713c85108c9cb9d041d50b30c3c4f64dcdc237deb598048941c5a0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rob-706aba84d311aa77
[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_from_box ... ok
[INFO] [stdout] test tests::test_owned_into_box ... ok
[INFO] [stdout] test tests::test_from_value ... 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 rob
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Rob::from_ref (line 63) ... ok
[INFO] [stdout] test src/lib.rs - Rob::from_box (line 83) ... ok
[INFO] [stdout] test src/lib.rs - Rob::from_value (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "85740f1145713c85108c9cb9d041d50b30c3c4f64dcdc237deb598048941c5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85740f1145713c85108c9cb9d041d50b30c3c4f64dcdc237deb598048941c5a0", kill_on_drop: false }`
[INFO] [stdout] 85740f1145713c85108c9cb9d041d50b30c3c4f64dcdc237deb598048941c5a0