[INFO] fetching crate nodrop 0.1.14...
[INFO] testing nodrop-0.1.14 against 1.49.0 for beta-1.50-1
[INFO] extracting crate nodrop 0.1.14 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nodrop 0.1.14 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 nodrop 0.1.14
[INFO] finished tweaking crates.io crate nodrop 0.1.14
[INFO] tweaked toml for crates.io crate nodrop 0.1.14 written to /workspace/builds/worker-3/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] [stderr]     Blocking waiting for file lock on package cache
[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-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 132a073f3de9b2a94beaa1cfb5d8b5250318464fad8d4b9f1fc46604afa7ee4e
[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" "132a073f3de9b2a94beaa1cfb5d8b5250318464fad8d4b9f1fc46604afa7ee4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "132a073f3de9b2a94beaa1cfb5d8b5250318464fad8d4b9f1fc46604afa7ee4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "132a073f3de9b2a94beaa1cfb5d8b5250318464fad8d4b9f1fc46604afa7ee4e", kill_on_drop: false }`
[INFO] [stdout] 132a073f3de9b2a94beaa1cfb5d8b5250318464fad8d4b9f1fc46604afa7ee4e
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] fc0168b0d6b4020a1cd276e291a7bcd7a06076d09887b6ec7057500a0443de16
[INFO] running `Command { std: "docker" "start" "-a" "fc0168b0d6b4020a1cd276e291a7bcd7a06076d09887b6ec7057500a0443de16", kill_on_drop: false }`
[INFO] [stderr]    Compiling nodrop v0.1.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "fc0168b0d6b4020a1cd276e291a7bcd7a06076d09887b6ec7057500a0443de16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc0168b0d6b4020a1cd276e291a7bcd7a06076d09887b6ec7057500a0443de16", kill_on_drop: false }`
[INFO] [stdout] fc0168b0d6b4020a1cd276e291a7bcd7a06076d09887b6ec7057500a0443de16
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] dc4bf6e09cda3da2bb6af678a4a6c6f390b5fda6bf46780bc8fefaaad8d02ec1
[INFO] running `Command { std: "docker" "start" "-a" "dc4bf6e09cda3da2bb6af678a4a6c6f390b5fda6bf46780bc8fefaaad8d02ec1", kill_on_drop: false }`
[INFO] [stderr]    Compiling nodrop v0.1.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "dc4bf6e09cda3da2bb6af678a4a6c6f390b5fda6bf46780bc8fefaaad8d02ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc4bf6e09cda3da2bb6af678a4a6c6f390b5fda6bf46780bc8fefaaad8d02ec1", kill_on_drop: false }`
[INFO] [stdout] dc4bf6e09cda3da2bb6af678a4a6c6f390b5fda6bf46780bc8fefaaad8d02ec1
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 423dfc94ad46cb01bcb5929a26b062a1958e83d4fe16bf7e53a847e000fbef5d
[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" "423dfc94ad46cb01bcb5929a26b062a1958e83d4fe16bf7e53a847e000fbef5d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nodrop-ce32ecac7eb84295
[INFO] [stdout] test tests::test_drop ... ok
[INFO] [stderr]    Doc-tests nodrop
[INFO] [stdout] test imp::test_no_nonnullable_opt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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" "423dfc94ad46cb01bcb5929a26b062a1958e83d4fe16bf7e53a847e000fbef5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "423dfc94ad46cb01bcb5929a26b062a1958e83d4fe16bf7e53a847e000fbef5d", kill_on_drop: false }`
[INFO] [stdout] 423dfc94ad46cb01bcb5929a26b062a1958e83d4fe16bf7e53a847e000fbef5d