[INFO] fetching crate arc-string-interner 0.3.0-alpha2...
[INFO] testing arc-string-interner-0.3.0-alpha2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate arc-string-interner 0.3.0-alpha2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate arc-string-interner 0.3.0-alpha2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc-string-interner 0.3.0-alpha2
[INFO] finished tweaking crates.io crate arc-string-interner 0.3.0-alpha2
[INFO] tweaked toml for crates.io crate arc-string-interner 0.3.0-alpha2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b1ba3c9ecbf9a71524b398f7d0ff4241147faf598cead2d66783346531150d3
[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" "8b1ba3c9ecbf9a71524b398f7d0ff4241147faf598cead2d66783346531150d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b1ba3c9ecbf9a71524b398f7d0ff4241147faf598cead2d66783346531150d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b1ba3c9ecbf9a71524b398f7d0ff4241147faf598cead2d66783346531150d3", kill_on_drop: false }`
[INFO] [stdout] 8b1ba3c9ecbf9a71524b398f7d0ff4241147faf598cead2d66783346531150d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 5eda404c1ed95916c623146f9260bc2c5da4603a9ee619d174d753ddfc4a9123
[INFO] running `Command { std: "docker" "start" "-a" "5eda404c1ed95916c623146f9260bc2c5da4603a9ee619d174d753ddfc4a9123", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling array-init v2.0.0
[INFO] [stderr]    Compiling init_with v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling arc-string-interner v0.3.0-alpha2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.88s
[INFO] running `Command { std: "docker" "inspect" "5eda404c1ed95916c623146f9260bc2c5da4603a9ee619d174d753ddfc4a9123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eda404c1ed95916c623146f9260bc2c5da4603a9ee619d174d753ddfc4a9123", kill_on_drop: false }`
[INFO] [stdout] 5eda404c1ed95916c623146f9260bc2c5da4603a9ee619d174d753ddfc4a9123
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 465a8124eaf6bcbf9ecfc8b1d8b2286e3ab14da68af92fc4172f65d6591f9909
[INFO] running `Command { std: "docker" "start" "-a" "465a8124eaf6bcbf9ecfc8b1d8b2286e3ab14da68af92fc4172f65d6591f9909", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling arc-string-interner v0.3.0-alpha2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.18s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/arc_string_interner-d1d28db337078b89)
[INFO] running `Command { std: "docker" "inspect" "465a8124eaf6bcbf9ecfc8b1d8b2286e3ab14da68af92fc4172f65d6591f9909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465a8124eaf6bcbf9ecfc8b1d8b2286e3ab14da68af92fc4172f65d6591f9909", kill_on_drop: false }`
[INFO] [stdout] 465a8124eaf6bcbf9ecfc8b1d8b2286e3ab14da68af92fc4172f65d6591f9909
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 91844c9d6fa95307ae37479a61c133de69aa441b91b9e29faa704354d3166e43
[INFO] running `Command { std: "docker" "start" "-a" "91844c9d6fa95307ae37479a61c133de69aa441b91b9e29faa704354d3166e43", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arc_string_interner-d1d28db337078b89)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test tests::get::not_founds ... ok
[INFO] [stdout] test tests::get_or_intern::intern_string ... ok
[INFO] [stdout] test tests::get_or_intern::simple ... ok
[INFO] [stdout] test tests::get_or_intern::two_different ... ok
[INFO] [stdout] test tests::internal_str_ref::eq ... ok
[INFO] [stdout] test tests::internal_str_ref::ne ... ok
[INFO] [stdout] test tests::is_empty::not_empty ... ok
[INFO] [stdout] test tests::len::len_after_intern ... ok
[INFO] [stdout] test tests::len::len_after_diff ... ok
[INFO] [stderr]    Doc-tests arc-string-interner
[INFO] [stdout] test tests::len::len_after_same ... ok
[INFO] [stdout] test tests::get::simple ... ok
[INFO] [stdout] test tests::resolve::not_found ... ok
[INFO] [stdout] test tests::is_empty::new ... ok
[INFO] [stdout] test tests::len::new_len ... ok
[INFO] [stdout] test tests::resolve::simple ... ok
[INFO] [stdout] test tests::internal_str_ref::size_of ... ok
[INFO] [stdout] test tests::resolve::unchecked ... ok
[INFO] [stdout] test tests::sym::same_size_as_optional ... ok
[INFO] [stdout] test tests::internal_str_ref::hash_same_as_str ... ok
[INFO] [stdout] test tests::get_or_intern::empty_string ... ok
[INFO] [stdout] test tests::get::simple_strings ... ok
[INFO] [stdout] test tests::get_or_intern::act_same ... ok
[INFO] [stdout] test tests::get_or_intern::same_twice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "91844c9d6fa95307ae37479a61c133de69aa441b91b9e29faa704354d3166e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91844c9d6fa95307ae37479a61c133de69aa441b91b9e29faa704354d3166e43", kill_on_drop: false }`
[INFO] [stdout] 91844c9d6fa95307ae37479a61c133de69aa441b91b9e29faa704354d3166e43