[INFO] fetching crate transient-hashmap 0.4.1...
[INFO] testing transient-hashmap-0.4.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate transient-hashmap 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate transient-hashmap 0.4.1 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 transient-hashmap 0.4.1
[INFO] finished tweaking crates.io crate transient-hashmap 0.4.1
[INFO] tweaked toml for crates.io crate transient-hashmap 0.4.1 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 32faf6ebb6615ab3d7cdbb136a8d550fa93adae47896bc44fe7912b29f698ef1
[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" "32faf6ebb6615ab3d7cdbb136a8d550fa93adae47896bc44fe7912b29f698ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32faf6ebb6615ab3d7cdbb136a8d550fa93adae47896bc44fe7912b29f698ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32faf6ebb6615ab3d7cdbb136a8d550fa93adae47896bc44fe7912b29f698ef1", kill_on_drop: false }`
[INFO] [stdout] 32faf6ebb6615ab3d7cdbb136a8d550fa93adae47896bc44fe7912b29f698ef1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ca14bd4091f69b5a334105ab4490c6da69c653d376ed820313a7363e4b67ee1a
[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" "ca14bd4091f69b5a334105ab4490c6da69c653d376ed820313a7363e4b67ee1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling transient-hashmap v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "ca14bd4091f69b5a334105ab4490c6da69c653d376ed820313a7363e4b67ee1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca14bd4091f69b5a334105ab4490c6da69c653d376ed820313a7363e4b67ee1a", kill_on_drop: false }`
[INFO] [stdout] ca14bd4091f69b5a334105ab4490c6da69c653d376ed820313a7363e4b67ee1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 58c391e1f3a200d89dc8b0704e6e0f56ccb679fd6662e5a7bec8625e8986ad72
[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" "58c391e1f3a200d89dc8b0704e6e0f56ccb679fd6662e5a7bec8625e8986ad72", kill_on_drop: false }`
[INFO] [stderr]    Compiling transient-hashmap v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "58c391e1f3a200d89dc8b0704e6e0f56ccb679fd6662e5a7bec8625e8986ad72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c391e1f3a200d89dc8b0704e6e0f56ccb679fd6662e5a7bec8625e8986ad72", kill_on_drop: false }`
[INFO] [stdout] 58c391e1f3a200d89dc8b0704e6e0f56ccb679fd6662e5a7bec8625e8986ad72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1c25fcd8fb60eb94629212296388cd62339df07d8fc0627454964c13046a596f
[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" "1c25fcd8fb60eb94629212296388cd62339df07d8fc0627454964c13046a596f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/transient_hashmap-9f65b342975230ea
[INFO] [stdout] test test::should_remove_lifetime_when_calling_remove ... ok
[INFO] [stdout] test test::should_not_track_lifetime_if_key_is_not_present ... ok
[INFO] [stdout] test test::it_works ... ok
[INFO] [stderr]    Doc-tests transient-hashmap
[INFO] [stdout] test test::should_return_pruned_keys ... ok
[INFO] [stdout] test test::should_return_correct_lifetime_when_negative ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 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" "1c25fcd8fb60eb94629212296388cd62339df07d8fc0627454964c13046a596f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c25fcd8fb60eb94629212296388cd62339df07d8fc0627454964c13046a596f", kill_on_drop: false }`
[INFO] [stdout] 1c25fcd8fb60eb94629212296388cd62339df07d8fc0627454964c13046a596f