[INFO] fetching crate hamt-rs 0.3.0...
[INFO] testing hamt-rs-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate hamt-rs 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate hamt-rs 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hamt-rs 0.3.0
[INFO] finished tweaking crates.io crate hamt-rs 0.3.0
[INFO] tweaked toml for crates.io crate hamt-rs 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 279532baceed83622a87a4e9df29f46946126cc487ffcaad2d7cbdd04815152b
[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" "279532baceed83622a87a4e9df29f46946126cc487ffcaad2d7cbdd04815152b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "279532baceed83622a87a4e9df29f46946126cc487ffcaad2d7cbdd04815152b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "279532baceed83622a87a4e9df29f46946126cc487ffcaad2d7cbdd04815152b", kill_on_drop: false }`
[INFO] [stdout] 279532baceed83622a87a4e9df29f46946126cc487ffcaad2d7cbdd04815152b
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d3d53a2ba392b99d8fc0dbf812b3c7cc9c4fd31853ab4db40cca169e5b1ec0b
[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" "1d3d53a2ba392b99d8fc0dbf812b3c7cc9c4fd31853ab4db40cca169e5b1ec0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling hamt-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "1d3d53a2ba392b99d8fc0dbf812b3c7cc9c4fd31853ab4db40cca169e5b1ec0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3d53a2ba392b99d8fc0dbf812b3c7cc9c4fd31853ab4db40cca169e5b1ec0b", kill_on_drop: false }`
[INFO] [stdout] 1d3d53a2ba392b99d8fc0dbf812b3c7cc9c4fd31853ab4db40cca169e5b1ec0b
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69906b7011d0cb3a1889736bf4b19dbbe16921ed3cd1bd5a9d1a2ea8dc5c38cd
[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" "69906b7011d0cb3a1889736bf4b19dbbe16921ed3cd1bd5a9d1a2ea8dc5c38cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling hamt-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "69906b7011d0cb3a1889736bf4b19dbbe16921ed3cd1bd5a9d1a2ea8dc5c38cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69906b7011d0cb3a1889736bf4b19dbbe16921ed3cd1bd5a9d1a2ea8dc5c38cd", kill_on_drop: false }`
[INFO] [stdout] 69906b7011d0cb3a1889736bf4b19dbbe16921ed3cd1bd5a9d1a2ea8dc5c38cd
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", 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] 3aa82a013f8a3fcd28cd9bfcfc33d29183f9f85b6eefeb1bf97de544e25bd999
[INFO] running `Command { std: "docker" "start" "-a" "3aa82a013f8a3fcd28cd9bfcfc33d29183f9f85b6eefeb1bf97de544e25bd999", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hamt_rs-6405eb286fef0f37)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test hamt::tests::test_default_copy ... ok
[INFO] [stdout] test hamt::tests::test_insert_overwrite_copy ... ok
[INFO] [stdout] test hamt::tests::test_insert_share ... ok
[INFO] [stdout] test hamt::tests::test_insert_overwrite_share ... ok
[INFO] [stdout] test hamt::tests::test_iterator_copy ... ok
[INFO] [stdout] test hamt::tests::test_insert_ascending_copy ... ok
[INFO] [stdout] test hamt::tests::test_get_index ... ok
[INFO] [stdout] test hamt::tests::test_iterator_share ... ok
[INFO] [stdout] test hamt::tests::test_remove_copy ... ok
[INFO] [stdout] test hamt::tests::test_insert_descending_share ... ok
[INFO] [stdout] test hamt::tests::test_insert_descending_copy ... ok
[INFO] [stdout] test hamt::tests::test_insert_copy ... ok
[INFO] [stdout] test hamt::tests::test_insert_ascending_share ... ok
[INFO] [stdout] test hamt::tests::test_remove_share ... ok
[INFO] [stdout] test hamt::tests::test_eq_empty_copy ... ok
[INFO] [stdout] test hamt::tests::test_eq_random_copy ... ok
[INFO] [stdout] test hamt::tests::stress_test_copy ... ok
[INFO] [stdout] test hamt::tests::stress_test_share ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 31.23s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hamt-rs
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3aa82a013f8a3fcd28cd9bfcfc33d29183f9f85b6eefeb1bf97de544e25bd999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa82a013f8a3fcd28cd9bfcfc33d29183f9f85b6eefeb1bf97de544e25bd999", kill_on_drop: false }`
[INFO] [stdout] 3aa82a013f8a3fcd28cd9bfcfc33d29183f9f85b6eefeb1bf97de544e25bd999