[INFO] fetching crate scoped-gc 0.1.5...
[INFO] testing scoped-gc-0.1.5 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate scoped-gc 0.1.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate scoped-gc 0.1.5 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scoped-gc 0.1.5
[INFO] finished tweaking crates.io crate scoped-gc 0.1.5
[INFO] tweaked toml for crates.io crate scoped-gc 0.1.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8794d2628406eae63c82894ec07e6f618a6b4f6ec06342c3ce28b80b8278408c
[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" "8794d2628406eae63c82894ec07e6f618a6b4f6ec06342c3ce28b80b8278408c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8794d2628406eae63c82894ec07e6f618a6b4f6ec06342c3ce28b80b8278408c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8794d2628406eae63c82894ec07e6f618a6b4f6ec06342c3ce28b80b8278408c", kill_on_drop: false }`
[INFO] [stdout] 8794d2628406eae63c82894ec07e6f618a6b4f6ec06342c3ce28b80b8278408c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b68b583bd4240af6e85a2cde598ed11ac1cae17e3ba91b026dda4acde25c5fef
[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" "b68b583bd4240af6e85a2cde598ed11ac1cae17e3ba91b026dda4acde25c5fef", kill_on_drop: false }`
[INFO] [stderr]    Compiling scoped-gc v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "b68b583bd4240af6e85a2cde598ed11ac1cae17e3ba91b026dda4acde25c5fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b68b583bd4240af6e85a2cde598ed11ac1cae17e3ba91b026dda4acde25c5fef", kill_on_drop: false }`
[INFO] [stdout] b68b583bd4240af6e85a2cde598ed11ac1cae17e3ba91b026dda4acde25c5fef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a98ad270461efffab9550c62c2a04d9a79a32ac65d3e46a38b21cf64716fb5c
[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" "9a98ad270461efffab9550c62c2a04d9a79a32ac65d3e46a38b21cf64716fb5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling scoped-gc v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "9a98ad270461efffab9550c62c2a04d9a79a32ac65d3e46a38b21cf64716fb5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a98ad270461efffab9550c62c2a04d9a79a32ac65d3e46a38b21cf64716fb5c", kill_on_drop: false }`
[INFO] [stdout] 9a98ad270461efffab9550c62c2a04d9a79a32ac65d3e46a38b21cf64716fb5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 04dedcf4d6d60c2ff0ac2019adcc1f08c46d334b1f4574192737f54c477ba8e7
[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" "04dedcf4d6d60c2ff0ac2019adcc1f08c46d334b1f4574192737f54c477ba8e7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scoped_gc-a5932031220c84ec)
[INFO] [stderr]    Doc-tests scoped_gc
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::test_gc ... ok
[INFO] [stdout] test test::test_gc_ref ... ok
[INFO] [stdout] test test::test_gc_simple ... ok
[INFO] [stdout] test test::test_gc_tree ... ok
[INFO] [stdout] test test::test_gc_circular ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - gc (line 28) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - gc (line 5) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - gc (line 51) - compile fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "04dedcf4d6d60c2ff0ac2019adcc1f08c46d334b1f4574192737f54c477ba8e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04dedcf4d6d60c2ff0ac2019adcc1f08c46d334b1f4574192737f54c477ba8e7", kill_on_drop: false }`
[INFO] [stdout] 04dedcf4d6d60c2ff0ac2019adcc1f08c46d334b1f4574192737f54c477ba8e7