[INFO] fetching crate testdrop 0.1.2...
[INFO] testing testdrop-0.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate testdrop 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate testdrop 0.1.2 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 testdrop 0.1.2
[INFO] finished tweaking crates.io crate testdrop 0.1.2
[INFO] tweaked toml for crates.io crate testdrop 0.1.2 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a057243f88a461627a423d67b9970a41ca9f8876ed5b13b82ff56c62523d0c70
[INFO] running `Command { std: "docker" "start" "-a" "a057243f88a461627a423d67b9970a41ca9f8876ed5b13b82ff56c62523d0c70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a057243f88a461627a423d67b9970a41ca9f8876ed5b13b82ff56c62523d0c70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a057243f88a461627a423d67b9970a41ca9f8876ed5b13b82ff56c62523d0c70", kill_on_drop: false }`
[INFO] [stdout] a057243f88a461627a423d67b9970a41ca9f8876ed5b13b82ff56c62523d0c70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 4136ce0c713a11d6c8b6bd706971e2b64d7e7fdeb3f31b03929c70ae73d2cafb
[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" "4136ce0c713a11d6c8b6bd706971e2b64d7e7fdeb3f31b03929c70ae73d2cafb", kill_on_drop: false }`
[INFO] [stderr]    Compiling testdrop v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "4136ce0c713a11d6c8b6bd706971e2b64d7e7fdeb3f31b03929c70ae73d2cafb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4136ce0c713a11d6c8b6bd706971e2b64d7e7fdeb3f31b03929c70ae73d2cafb", kill_on_drop: false }`
[INFO] [stdout] 4136ce0c713a11d6c8b6bd706971e2b64d7e7fdeb3f31b03929c70ae73d2cafb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] de2063b011ea72c97411803b99cf33de2e1c2ec6bf6eb80c1af0c0dc40d894b4
[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" "de2063b011ea72c97411803b99cf33de2e1c2ec6bf6eb80c1af0c0dc40d894b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling testdrop v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "de2063b011ea72c97411803b99cf33de2e1c2ec6bf6eb80c1af0c0dc40d894b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de2063b011ea72c97411803b99cf33de2e1c2ec6bf6eb80c1af0c0dc40d894b4", kill_on_drop: false }`
[INFO] [stdout] de2063b011ea72c97411803b99cf33de2e1c2ec6bf6eb80c1af0c0dc40d894b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ae9da800d1071e770870f45e42fff6645324483d2493ccfe3234c6f904015d2f
[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" "ae9da800d1071e770870f45e42fff6645324483d2493ccfe3234c6f904015d2f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/testdrop-c21df50c2f397e00
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::count ... ok
[INFO] [stdout] test tests::item_debug ... ok
[INFO] [stdout] test tests::item_eq ... ok
[INFO] [stdout] test tests::assert_no_drop ... ok
[INFO] [stdout] test tests::assert_drop ... ok
[INFO] [stdout] test tests::drop_more_than_once ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests testdrop
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ae9da800d1071e770870f45e42fff6645324483d2493ccfe3234c6f904015d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae9da800d1071e770870f45e42fff6645324483d2493ccfe3234c6f904015d2f", kill_on_drop: false }`
[INFO] [stdout] ae9da800d1071e770870f45e42fff6645324483d2493ccfe3234c6f904015d2f