[INFO] fetching crate studyhall 999999999.999999999.999999999...
[INFO] testing studyhall-999999999.999999999.999999999 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate studyhall 999999999.999999999.999999999 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate studyhall 999999999.999999999.999999999 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 studyhall 999999999.999999999.999999999
[INFO] finished tweaking crates.io crate studyhall 999999999.999999999.999999999
[INFO] tweaked toml for crates.io crate studyhall 999999999.999999999.999999999 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate studyhall 999999999.999999999.999999999 already has a lockfile, it will not be regenerated
[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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 4c5dff17396e39c2e239852f7cac2c220e19881c68a16b3853cfd4f3778f9d9e
[INFO] running `Command { std: "docker" "start" "-a" "4c5dff17396e39c2e239852f7cac2c220e19881c68a16b3853cfd4f3778f9d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c5dff17396e39c2e239852f7cac2c220e19881c68a16b3853cfd4f3778f9d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c5dff17396e39c2e239852f7cac2c220e19881c68a16b3853cfd4f3778f9d9e", kill_on_drop: false }`
[INFO] [stdout] 4c5dff17396e39c2e239852f7cac2c220e19881c68a16b3853cfd4f3778f9d9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 470ef4e7d9fc708a42558fac8eb95a76825a71588cb523a0c96ecf08fda240fa
[INFO] running `Command { std: "docker" "start" "-a" "470ef4e7d9fc708a42558fac8eb95a76825a71588cb523a0c96ecf08fda240fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling studyhall v999999999.999999999.999999999 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "470ef4e7d9fc708a42558fac8eb95a76825a71588cb523a0c96ecf08fda240fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "470ef4e7d9fc708a42558fac8eb95a76825a71588cb523a0c96ecf08fda240fa", kill_on_drop: false }`
[INFO] [stdout] 470ef4e7d9fc708a42558fac8eb95a76825a71588cb523a0c96ecf08fda240fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] cfcd7e00e585747a2359435595276810a712340db1e54ae586df3aeefc252c33
[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" "cfcd7e00e585747a2359435595276810a712340db1e54ae586df3aeefc252c33", kill_on_drop: false }`
[INFO] [stderr]    Compiling studyhall v999999999.999999999.999999999 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/studyhall-ee5afc3ca30e6b04)
[INFO] running `Command { std: "docker" "inspect" "cfcd7e00e585747a2359435595276810a712340db1e54ae586df3aeefc252c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfcd7e00e585747a2359435595276810a712340db1e54ae586df3aeefc252c33", kill_on_drop: false }`
[INFO] [stdout] cfcd7e00e585747a2359435595276810a712340db1e54ae586df3aeefc252c33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] c99b79c3132691949143aa49199b1ef9c0ec8fa8e55058376dda6734e59745ba
[INFO] running `Command { std: "docker" "start" "-a" "c99b79c3132691949143aa49199b1ef9c0ec8fa8e55058376dda6734e59745ba", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/studyhall-ee5afc3ca30e6b04)
[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" "c99b79c3132691949143aa49199b1ef9c0ec8fa8e55058376dda6734e59745ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c99b79c3132691949143aa49199b1ef9c0ec8fa8e55058376dda6734e59745ba", kill_on_drop: false }`
[INFO] [stdout] c99b79c3132691949143aa49199b1ef9c0ec8fa8e55058376dda6734e59745ba