[INFO] fetching crate census 0.4.0...
[INFO] testing census-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate census 0.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate census 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate census 0.4.0
[INFO] finished tweaking crates.io crate census 0.4.0
[INFO] tweaked toml for crates.io crate census 0.4.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] a65edfbbfc8ceff4e3238d9fcddd5b971f9643c0a12d08b0c30be4de635dbfbf
[INFO] running `Command { std: "docker" "start" "-a" "a65edfbbfc8ceff4e3238d9fcddd5b971f9643c0a12d08b0c30be4de635dbfbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a65edfbbfc8ceff4e3238d9fcddd5b971f9643c0a12d08b0c30be4de635dbfbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65edfbbfc8ceff4e3238d9fcddd5b971f9643c0a12d08b0c30be4de635dbfbf", kill_on_drop: false }`
[INFO] [stdout] a65edfbbfc8ceff4e3238d9fcddd5b971f9643c0a12d08b0c30be4de635dbfbf
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 311f77d4687eb21a32ce2892078627d5c149797ab4278873193520c14986fd81
[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" "311f77d4687eb21a32ce2892078627d5c149797ab4278873193520c14986fd81", kill_on_drop: false }`
[INFO] [stderr]    Compiling census v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "311f77d4687eb21a32ce2892078627d5c149797ab4278873193520c14986fd81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311f77d4687eb21a32ce2892078627d5c149797ab4278873193520c14986fd81", kill_on_drop: false }`
[INFO] [stdout] 311f77d4687eb21a32ce2892078627d5c149797ab4278873193520c14986fd81
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 640a3835956aa19a59d195c80b3b741080cae0bc5eeac36d69a976af034fa8e4
[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" "640a3835956aa19a59d195c80b3b741080cae0bc5eeac36d69a976af034fa8e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling census v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "640a3835956aa19a59d195c80b3b741080cae0bc5eeac36d69a976af034fa8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640a3835956aa19a59d195c80b3b741080cae0bc5eeac36d69a976af034fa8e4", kill_on_drop: false }`
[INFO] [stdout] 640a3835956aa19a59d195c80b3b741080cae0bc5eeac36d69a976af034fa8e4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52a831a8db2050090a804fe8a8da195a797b30a594285a11b311dbeeee69b86e
[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" "52a831a8db2050090a804fe8a8da195a797b30a594285a11b311dbeeee69b86e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/census-23807276fa26b461)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_census_2 ... ok
[INFO] [stdout] test tests::test_census_map ... ok
[INFO] [stdout] test tests::test_census_list_extends_life ... ok
[INFO] [stdout] test tests::test_census_3 ... ok
[INFO] [stdout] test tests::test_census ... ok
[INFO] [stdout] test tests::test_census_race_condition ... ok
[INFO] [stdout] test tests::test_census_changes_iter_many ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.93s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests census
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - Inventory<T>::wait_until_empty (line 186) ... ignored
[INFO] [stdout] test src/lib.rs - TrackedObject<T>::map (line 257) ... ok
[INFO] [stdout] test src/lib.rs - Inventory<T>::list (line 153) ... ok
[INFO] [stdout] test src/lib.rs - Inventory<T>::list (line 131) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 2.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52a831a8db2050090a804fe8a8da195a797b30a594285a11b311dbeeee69b86e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a831a8db2050090a804fe8a8da195a797b30a594285a11b311dbeeee69b86e", kill_on_drop: false }`
[INFO] [stdout] 52a831a8db2050090a804fe8a8da195a797b30a594285a11b311dbeeee69b86e