[INFO] fetching crate twounordered 0.1.0...
[INFO] testing twounordered-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate twounordered 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate twounordered 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 twounordered 0.1.0
[INFO] finished tweaking crates.io crate twounordered 0.1.0
[INFO] tweaked toml for crates.io crate twounordered 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50c04a17ded0328a2b7525ea8f4e65acd99e00de4ca81df800581ee5421671ac
[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" "50c04a17ded0328a2b7525ea8f4e65acd99e00de4ca81df800581ee5421671ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50c04a17ded0328a2b7525ea8f4e65acd99e00de4ca81df800581ee5421671ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c04a17ded0328a2b7525ea8f4e65acd99e00de4ca81df800581ee5421671ac", kill_on_drop: false }`
[INFO] [stdout] 50c04a17ded0328a2b7525ea8f4e65acd99e00de4ca81df800581ee5421671ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d53706bdf8f9823e2d40f09274d4ad3a09af76804af79db9da5649a5261caf9
[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" "9d53706bdf8f9823e2d40f09274d4ad3a09af76804af79db9da5649a5261caf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling twounordered v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "9d53706bdf8f9823e2d40f09274d4ad3a09af76804af79db9da5649a5261caf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d53706bdf8f9823e2d40f09274d4ad3a09af76804af79db9da5649a5261caf9", kill_on_drop: false }`
[INFO] [stdout] 9d53706bdf8f9823e2d40f09274d4ad3a09af76804af79db9da5649a5261caf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e8a6ba9f9d66b077ab47acc42bdbeccfa8155329a5e2e01eb01e8a0fff84bed
[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" "7e8a6ba9f9d66b077ab47acc42bdbeccfa8155329a5e2e01eb01e8a0fff84bed", kill_on_drop: false }`
[INFO] [stderr]    Compiling twounordered v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "7e8a6ba9f9d66b077ab47acc42bdbeccfa8155329a5e2e01eb01e8a0fff84bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e8a6ba9f9d66b077ab47acc42bdbeccfa8155329a5e2e01eb01e8a0fff84bed", kill_on_drop: false }`
[INFO] [stdout] 7e8a6ba9f9d66b077ab47acc42bdbeccfa8155329a5e2e01eb01e8a0fff84bed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6dcbc0b5adecc8d4becaff9cb562f7615e949f635254909cee40a394bd1a29b9
[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" "6dcbc0b5adecc8d4becaff9cb562f7615e949f635254909cee40a394bd1a29b9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/twounordered-76c370b7ea536ca7
[INFO] [stdout] test test::test_push ... ok
[INFO] [stderr]    Doc-tests twounordered
[INFO] [stdout] test test::test_other ... ok
[INFO] [stdout] test test::test_truncate ... ok
[INFO] [stdout] test test::test_truncate2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "6dcbc0b5adecc8d4becaff9cb562f7615e949f635254909cee40a394bd1a29b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dcbc0b5adecc8d4becaff9cb562f7615e949f635254909cee40a394bd1a29b9", kill_on_drop: false }`
[INFO] [stdout] 6dcbc0b5adecc8d4becaff9cb562f7615e949f635254909cee40a394bd1a29b9