[INFO] fetching crate futuristic 0.4.0...
[INFO] testing futuristic-0.4.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate futuristic 0.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate futuristic 0.4.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futuristic 0.4.0
[INFO] finished tweaking crates.io crate futuristic 0.4.0
[INFO] tweaked toml for crates.io crate futuristic 0.4.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 8b99f28ebac690a5fbe5b8dfd88951c6d0445d50ce2b93e1a6b92f782951bbdc
[INFO] running `Command { std: "docker" "start" "-a" "8b99f28ebac690a5fbe5b8dfd88951c6d0445d50ce2b93e1a6b92f782951bbdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b99f28ebac690a5fbe5b8dfd88951c6d0445d50ce2b93e1a6b92f782951bbdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b99f28ebac690a5fbe5b8dfd88951c6d0445d50ce2b93e1a6b92f782951bbdc", kill_on_drop: false }`
[INFO] [stdout] 8b99f28ebac690a5fbe5b8dfd88951c6d0445d50ce2b93e1a6b92f782951bbdc
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 7e3249a17993ac8ba38ab562f7137d3debb38ca45233cec5a8c7da51c7b8ae98
[INFO] running `Command { std: "docker" "start" "-a" "7e3249a17993ac8ba38ab562f7137d3debb38ca45233cec5a8c7da51c7b8ae98", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling futuristic v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `Command { std: "docker" "inspect" "7e3249a17993ac8ba38ab562f7137d3debb38ca45233cec5a8c7da51c7b8ae98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e3249a17993ac8ba38ab562f7137d3debb38ca45233cec5a8c7da51c7b8ae98", kill_on_drop: false }`
[INFO] [stdout] 7e3249a17993ac8ba38ab562f7137d3debb38ca45233cec5a8c7da51c7b8ae98
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] 80d8d8f805cfb582c2f1be66e735d5216fc52e568c4e0ba2d93404d8def8c591
[INFO] running `Command { std: "docker" "start" "-a" "80d8d8f805cfb582c2f1be66e735d5216fc52e568c4e0ba2d93404d8def8c591", kill_on_drop: false }`
[INFO] [stderr]    Compiling futuristic v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.08s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/futuristic-8ea6b301a5410c9d)
[INFO] running `Command { std: "docker" "inspect" "80d8d8f805cfb582c2f1be66e735d5216fc52e568c4e0ba2d93404d8def8c591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80d8d8f805cfb582c2f1be66e735d5216fc52e568c4e0ba2d93404d8def8c591", kill_on_drop: false }`
[INFO] [stdout] 80d8d8f805cfb582c2f1be66e735d5216fc52e568c4e0ba2d93404d8def8c591
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] 09265d117ed6f5bece09f4c6b9201c04945805de210dd95d35275a9d32a7cb17
[INFO] running `Command { std: "docker" "start" "-a" "09265d117ed6f5bece09f4c6b9201c04945805de210dd95d35275a9d32a7cb17", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futuristic-8ea6b301a5410c9d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test sink::fork::tests::it_works ... ok
[INFO] [stdout] test stream::zip_latest::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futuristic
[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" "09265d117ed6f5bece09f4c6b9201c04945805de210dd95d35275a9d32a7cb17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09265d117ed6f5bece09f4c6b9201c04945805de210dd95d35275a9d32a7cb17", kill_on_drop: false }`
[INFO] [stdout] 09265d117ed6f5bece09f4c6b9201c04945805de210dd95d35275a9d32a7cb17