[INFO] fetching crate seth 0.1.0...
[INFO] testing seth-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate seth 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate seth 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate seth 0.1.0
[INFO] finished tweaking crates.io crate seth 0.1.0
[INFO] tweaked toml for crates.io crate seth 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate seth 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f788f58dc8b06c3a9065686816e4fd3195c5087ea09e4354a6dd85b93834969f
[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" "f788f58dc8b06c3a9065686816e4fd3195c5087ea09e4354a6dd85b93834969f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f788f58dc8b06c3a9065686816e4fd3195c5087ea09e4354a6dd85b93834969f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f788f58dc8b06c3a9065686816e4fd3195c5087ea09e4354a6dd85b93834969f", kill_on_drop: false }`
[INFO] [stdout] f788f58dc8b06c3a9065686816e4fd3195c5087ea09e4354a6dd85b93834969f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] de326959f458f2f78035a33d575399ac18b4dfaa1bc08784abdacb5b54d17993
[INFO] running `Command { std: "docker" "start" "-a" "de326959f458f2f78035a33d575399ac18b4dfaa1bc08784abdacb5b54d17993", kill_on_drop: false }`
[INFO] [stderr]    Compiling seth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "de326959f458f2f78035a33d575399ac18b4dfaa1bc08784abdacb5b54d17993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de326959f458f2f78035a33d575399ac18b4dfaa1bc08784abdacb5b54d17993", kill_on_drop: false }`
[INFO] [stdout] de326959f458f2f78035a33d575399ac18b4dfaa1bc08784abdacb5b54d17993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 901fd2c9394121129c542f53e7d27ff592c0a47ae79f7c5516a0f6126e92f82b
[INFO] running `Command { std: "docker" "start" "-a" "901fd2c9394121129c542f53e7d27ff592c0a47ae79f7c5516a0f6126e92f82b", kill_on_drop: false }`
[INFO] [stderr]    Compiling seth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "901fd2c9394121129c542f53e7d27ff592c0a47ae79f7c5516a0f6126e92f82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "901fd2c9394121129c542f53e7d27ff592c0a47ae79f7c5516a0f6126e92f82b", kill_on_drop: false }`
[INFO] [stdout] 901fd2c9394121129c542f53e7d27ff592c0a47ae79f7c5516a0f6126e92f82b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 464fcc5fb7e5fe046e7c91b001904f06181c1140f0aa99ee6a99412de833844f
[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" "464fcc5fb7e5fe046e7c91b001904f06181c1140f0aa99ee6a99412de833844f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/seth-04514d9323038171
[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" "464fcc5fb7e5fe046e7c91b001904f06181c1140f0aa99ee6a99412de833844f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "464fcc5fb7e5fe046e7c91b001904f06181c1140f0aa99ee6a99412de833844f", kill_on_drop: false }`
[INFO] [stdout] 464fcc5fb7e5fe046e7c91b001904f06181c1140f0aa99ee6a99412de833844f