[INFO] fetching crate coinflip 0.1.1...
[INFO] testing coinflip-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate coinflip 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate coinflip 0.1.1 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 coinflip 0.1.1
[INFO] finished tweaking crates.io crate coinflip 0.1.1
[INFO] tweaked toml for crates.io crate coinflip 0.1.1 written to /workspace/builds/worker-6/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] [stderr]     Blocking waiting for file lock on package cache
[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-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" "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] f2a88aba1bd6fae3c5b8b7fb9f92ddc6044a7f615a925afbf6ef38a800f44db7
[INFO] running `Command { std: "docker" "start" "-a" "f2a88aba1bd6fae3c5b8b7fb9f92ddc6044a7f615a925afbf6ef38a800f44db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2a88aba1bd6fae3c5b8b7fb9f92ddc6044a7f615a925afbf6ef38a800f44db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a88aba1bd6fae3c5b8b7fb9f92ddc6044a7f615a925afbf6ef38a800f44db7", kill_on_drop: false }`
[INFO] [stdout] f2a88aba1bd6fae3c5b8b7fb9f92ddc6044a7f615a925afbf6ef38a800f44db7
[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" "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] 18ad0732231d3f9477679e4244b7fe9fc6876ff7900e22315944910d81211c1d
[INFO] running `Command { std: "docker" "start" "-a" "18ad0732231d3f9477679e4244b7fe9fc6876ff7900e22315944910d81211c1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling coinflip v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "18ad0732231d3f9477679e4244b7fe9fc6876ff7900e22315944910d81211c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18ad0732231d3f9477679e4244b7fe9fc6876ff7900e22315944910d81211c1d", kill_on_drop: false }`
[INFO] [stdout] 18ad0732231d3f9477679e4244b7fe9fc6876ff7900e22315944910d81211c1d
[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" "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] 77488c742bea65edf5a44e9ef263f17c710421d34b7fa723d77a529fee4788ea
[INFO] running `Command { std: "docker" "start" "-a" "77488c742bea65edf5a44e9ef263f17c710421d34b7fa723d77a529fee4788ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling coinflip v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/coinflip-94dde0ebeb5edb89)
[INFO] running `Command { std: "docker" "inspect" "77488c742bea65edf5a44e9ef263f17c710421d34b7fa723d77a529fee4788ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77488c742bea65edf5a44e9ef263f17c710421d34b7fa723d77a529fee4788ea", kill_on_drop: false }`
[INFO] [stdout] 77488c742bea65edf5a44e9ef263f17c710421d34b7fa723d77a529fee4788ea
[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" "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] 167eb07545f9464c8af6ed6e1f6af04f946f2e8f6aa7f3d20de9d4d297d4f9fd
[INFO] running `Command { std: "docker" "start" "-a" "167eb07545f9464c8af6ed6e1f6af04f946f2e8f6aa7f3d20de9d4d297d4f9fd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/coinflip-94dde0ebeb5edb89)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coinflip
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "167eb07545f9464c8af6ed6e1f6af04f946f2e8f6aa7f3d20de9d4d297d4f9fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "167eb07545f9464c8af6ed6e1f6af04f946f2e8f6aa7f3d20de9d4d297d4f9fd", kill_on_drop: false }`
[INFO] [stdout] 167eb07545f9464c8af6ed6e1f6af04f946f2e8f6aa7f3d20de9d4d297d4f9fd