[INFO] fetching crate epsilon-identifiers 0.0.1...
[INFO] testing epsilon-identifiers-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate epsilon-identifiers 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate epsilon-identifiers 0.0.1 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 epsilon-identifiers 0.0.1
[INFO] finished tweaking crates.io crate epsilon-identifiers 0.0.1
[INFO] tweaked toml for crates.io crate epsilon-identifiers 0.0.1 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 002ee6b8d1d11a0b0bc9c3e7c680e71cc9daacac5522230a36875667b6ee2fd3
[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" "002ee6b8d1d11a0b0bc9c3e7c680e71cc9daacac5522230a36875667b6ee2fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "002ee6b8d1d11a0b0bc9c3e7c680e71cc9daacac5522230a36875667b6ee2fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002ee6b8d1d11a0b0bc9c3e7c680e71cc9daacac5522230a36875667b6ee2fd3", kill_on_drop: false }`
[INFO] [stdout] 002ee6b8d1d11a0b0bc9c3e7c680e71cc9daacac5522230a36875667b6ee2fd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ea222baf9015525b2c23d88afb4305496a548b97ecc24a1e2517352ad32ed49b
[INFO] running `Command { std: "docker" "start" "-a" "ea222baf9015525b2c23d88afb4305496a548b97ecc24a1e2517352ad32ed49b", kill_on_drop: false }`
[INFO] [stderr]    Compiling epsilon-identifiers v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "ea222baf9015525b2c23d88afb4305496a548b97ecc24a1e2517352ad32ed49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea222baf9015525b2c23d88afb4305496a548b97ecc24a1e2517352ad32ed49b", kill_on_drop: false }`
[INFO] [stdout] ea222baf9015525b2c23d88afb4305496a548b97ecc24a1e2517352ad32ed49b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 9eb6f2c18a215f6f8289870388b5a4a21a79a7517683e047540e21fd0b02750e
[INFO] running `Command { std: "docker" "start" "-a" "9eb6f2c18a215f6f8289870388b5a4a21a79a7517683e047540e21fd0b02750e", kill_on_drop: false }`
[INFO] [stderr]    Compiling epsilon-identifiers v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/epsilon_identifiers-4665821ec73e7e26)
[INFO] running `Command { std: "docker" "inspect" "9eb6f2c18a215f6f8289870388b5a4a21a79a7517683e047540e21fd0b02750e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb6f2c18a215f6f8289870388b5a4a21a79a7517683e047540e21fd0b02750e", kill_on_drop: false }`
[INFO] [stdout] 9eb6f2c18a215f6f8289870388b5a4a21a79a7517683e047540e21fd0b02750e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 665165664b549fe5af9ee83b3d4912d3db321d3dbb18d21176ff65535fe18564
[INFO] running `Command { std: "docker" "start" "-a" "665165664b549fe5af9ee83b3d4912d3db321d3dbb18d21176ff65535fe18564", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/epsilon_identifiers-4665821ec73e7e26)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests epsilon-identifiers
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "665165664b549fe5af9ee83b3d4912d3db321d3dbb18d21176ff65535fe18564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "665165664b549fe5af9ee83b3d4912d3db321d3dbb18d21176ff65535fe18564", kill_on_drop: false }`
[INFO] [stdout] 665165664b549fe5af9ee83b3d4912d3db321d3dbb18d21176ff65535fe18564