[INFO] fetching crate trove 1.0.1...
[INFO] testing trove-1.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate trove 1.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate trove 1.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trove 1.0.1
[INFO] finished tweaking crates.io crate trove 1.0.1
[INFO] tweaked toml for crates.io crate trove 1.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37e214f3ab69cced0667703b28e816e79b1b2a4dcef02b5cdc5b97a2f9752774
[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" "37e214f3ab69cced0667703b28e816e79b1b2a4dcef02b5cdc5b97a2f9752774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37e214f3ab69cced0667703b28e816e79b1b2a4dcef02b5cdc5b97a2f9752774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37e214f3ab69cced0667703b28e816e79b1b2a4dcef02b5cdc5b97a2f9752774", kill_on_drop: false }`
[INFO] [stdout] 37e214f3ab69cced0667703b28e816e79b1b2a4dcef02b5cdc5b97a2f9752774
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e31a44a5b972bb83791e634070eec28660c5f59aeb827ccbe29074eac5d7bc10
[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" "e31a44a5b972bb83791e634070eec28660c5f59aeb827ccbe29074eac5d7bc10", kill_on_drop: false }`
[INFO] [stderr]    Compiling trove v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "e31a44a5b972bb83791e634070eec28660c5f59aeb827ccbe29074eac5d7bc10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e31a44a5b972bb83791e634070eec28660c5f59aeb827ccbe29074eac5d7bc10", kill_on_drop: false }`
[INFO] [stdout] e31a44a5b972bb83791e634070eec28660c5f59aeb827ccbe29074eac5d7bc10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "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] 1b2e766ec099c911797b9a5bfe63d0d317f09ab07cf51cab05b5cf94bf690d6a
[INFO] running `Command { std: "docker" "start" "-a" "1b2e766ec099c911797b9a5bfe63d0d317f09ab07cf51cab05b5cf94bf690d6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling trove v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "1b2e766ec099c911797b9a5bfe63d0d317f09ab07cf51cab05b5cf94bf690d6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b2e766ec099c911797b9a5bfe63d0d317f09ab07cf51cab05b5cf94bf690d6a", kill_on_drop: false }`
[INFO] [stdout] 1b2e766ec099c911797b9a5bfe63d0d317f09ab07cf51cab05b5cf94bf690d6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4f326e71c1b16c23ad0670da895a6f90c115b2556dcbd065a616e549b8c7a40
[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" "b4f326e71c1b16c23ad0670da895a6f90c115b2556dcbd065a616e549b8c7a40", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trove-44153004484aef3b
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::try_mutable_aliasing ... ok
[INFO] [stdout] test tests::merge ... ok
[INFO] [stdout] test tests::clone ... ok
[INFO] [stdout] test tests::debug ... ok
[INFO] [stdout] test tests::readme_example ... ok
[INFO] [stdout] test tests::simple ... ok
[INFO] [stdout] test tests::should_drop ... ok
[INFO] [stderr]    Doc-tests trove
[INFO] [stdout] test tests::mutable_aliasing_panics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4f326e71c1b16c23ad0670da895a6f90c115b2556dcbd065a616e549b8c7a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4f326e71c1b16c23ad0670da895a6f90c115b2556dcbd065a616e549b8c7a40", kill_on_drop: false }`
[INFO] [stdout] b4f326e71c1b16c23ad0670da895a6f90c115b2556dcbd065a616e549b8c7a40