[INFO] crate rcgc 0.1.0 is already in cache
[INFO] testing rcgc-0.1.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate rcgc 0.1.0 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate rcgc 0.1.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rcgc 0.1.0
[INFO] finished tweaking crates.io crate rcgc 0.1.0
[INFO] tweaked toml for crates.io crate rcgc 0.1.0 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 80da521da2bd1454d6ea45d8200b79df50f4a9a3dd04981f116d9ef2a7e79e23
[INFO] running `"docker" "start" "-a" "80da521da2bd1454d6ea45d8200b79df50f4a9a3dd04981f116d9ef2a7e79e23"`
[INFO] [stderr]    Compiling rcgc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `"docker" "inspect" "80da521da2bd1454d6ea45d8200b79df50f4a9a3dd04981f116d9ef2a7e79e23"`
[INFO] running `"docker" "rm" "-f" "80da521da2bd1454d6ea45d8200b79df50f4a9a3dd04981f116d9ef2a7e79e23"`
[INFO] [stdout] 80da521da2bd1454d6ea45d8200b79df50f4a9a3dd04981f116d9ef2a7e79e23
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] f0284c28a33228d1a5c08c5b55fcfb4a36dabecd5454f1ec06bdcfdfff7fae56
[INFO] running `"docker" "start" "-a" "f0284c28a33228d1a5c08c5b55fcfb4a36dabecd5454f1ec06bdcfdfff7fae56"`
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling rcgc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.88s
[INFO] running `"docker" "inspect" "f0284c28a33228d1a5c08c5b55fcfb4a36dabecd5454f1ec06bdcfdfff7fae56"`
[INFO] running `"docker" "rm" "-f" "f0284c28a33228d1a5c08c5b55fcfb4a36dabecd5454f1ec06bdcfdfff7fae56"`
[INFO] [stdout] f0284c28a33228d1a5c08c5b55fcfb4a36dabecd5454f1ec06bdcfdfff7fae56
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 34f2979cdf42b402731b1b3c8209fd33df38968bab5407994b6db30ac29c4bc9
[INFO] running `"docker" "start" "-a" "34f2979cdf42b402731b1b3c8209fd33df38968bab5407994b6db30ac29c4bc9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rcgc-1bd0b318a434e73c
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::destroys_cycles_on_drop ... ok
[INFO] [stdout] test tests::destroys_cycles ... ok
[INFO] [stdout] test tests::simple ... ok
[INFO] [stdout] test tests::destroys_objects_on_drop ... ok
[INFO] [stdout] test tests::traces_references ... ok
[INFO] [stdout] test tests::collects_when_heap_grows ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/version_numbers-fe7fab78a701d791
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rcgc
[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 `"docker" "inspect" "34f2979cdf42b402731b1b3c8209fd33df38968bab5407994b6db30ac29c4bc9"`
[INFO] running `"docker" "rm" "-f" "34f2979cdf42b402731b1b3c8209fd33df38968bab5407994b6db30ac29c4bc9"`
[INFO] [stdout] 34f2979cdf42b402731b1b3c8209fd33df38968bab5407994b6db30ac29c4bc9