[INFO] fetching crate arc-string-interner 0.1.0...
[INFO] testing arc-string-interner-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate arc-string-interner 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate arc-string-interner 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc-string-interner 0.1.0
[INFO] finished tweaking crates.io crate arc-string-interner 0.1.0
[INFO] tweaked toml for crates.io crate arc-string-interner 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac435f11349de7f2ac794da80d85c68946ca3323dca16153a85f6ef7447d3530
[INFO] running `Command { std: "docker" "start" "-a" "ac435f11349de7f2ac794da80d85c68946ca3323dca16153a85f6ef7447d3530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac435f11349de7f2ac794da80d85c68946ca3323dca16153a85f6ef7447d3530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac435f11349de7f2ac794da80d85c68946ca3323dca16153a85f6ef7447d3530", kill_on_drop: false }`
[INFO] [stdout] ac435f11349de7f2ac794da80d85c68946ca3323dca16153a85f6ef7447d3530
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4f5d4473a7de6cb0e8f7957ab457d3dcb116aeb33040de808efdb3ffe9ccbfe
[INFO] running `Command { std: "docker" "start" "-a" "f4f5d4473a7de6cb0e8f7957ab457d3dcb116aeb33040de808efdb3ffe9ccbfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc-string-interner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "f4f5d4473a7de6cb0e8f7957ab457d3dcb116aeb33040de808efdb3ffe9ccbfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f5d4473a7de6cb0e8f7957ab457d3dcb116aeb33040de808efdb3ffe9ccbfe", kill_on_drop: false }`
[INFO] [stdout] f4f5d4473a7de6cb0e8f7957ab457d3dcb116aeb33040de808efdb3ffe9ccbfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c30dbe1484387036d166755557c467f62c04e1b956419732d92c6f5d65b610e
[INFO] running `Command { std: "docker" "start" "-a" "1c30dbe1484387036d166755557c467f62c04e1b956419732d92c6f5d65b610e", kill_on_drop: false }`
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling arc-string-interner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "1c30dbe1484387036d166755557c467f62c04e1b956419732d92c6f5d65b610e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c30dbe1484387036d166755557c467f62c04e1b956419732d92c6f5d65b610e", kill_on_drop: false }`
[INFO] [stdout] 1c30dbe1484387036d166755557c467f62c04e1b956419732d92c6f5d65b610e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40fdff86c16ce1d8cc9c85d938953001fe961678bc5a57de2b9e3a29b1313f51
[INFO] running `Command { std: "docker" "start" "-a" "40fdff86c16ce1d8cc9c85d938953001fe961678bc5a57de2b9e3a29b1313f51", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 46 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arc_string_interner-c26ee605f6b66681)
[INFO] [stdout] test tests::capacity::full_shrink_to_fit ... ok
[INFO] [stdout] test tests::capacity::new ... ok
[INFO] [stdout] test tests::capacity::reserve ... ok
[INFO] [stdout] test tests::capacity::empty_shrink_to_fit ... ok
[INFO] [stdout] test tests::capacity::partial_shrink_to_fit ... ok
[INFO] [stdout] test tests::from_iterator::simple ... ok
[INFO] [stdout] test tests::get::not_founds ... ok
[INFO] [stdout] test tests::get::simple ... ok
[INFO] [stdout] test tests::get::simple_strings ... ok
[INFO] [stdout] test tests::get_or_intern::empty_string ... ok
[INFO] [stdout] test tests::get_or_intern::intern_string ... ok
[INFO] [stdout] test tests::get_or_intern::same_twice ... ok
[INFO] [stdout] test tests::get_or_intern::simple ... ok
[INFO] [stdout] test tests::internal_str_ref::eq ... ok
[INFO] [stdout] test tests::internal_str_ref::hash_same_as_str ... ok
[INFO] [stdout] test tests::internal_str_ref::ne ... ok
[INFO] [stdout] test tests::internal_str_ref::size_of ... ok
[INFO] [stdout] test tests::into_iter::empty ... ok
[INFO] [stdout] test tests::into_iter::simple ... ok
[INFO] [stdout] test tests::from_iterator::empty ... ok
[INFO] [stdout] test tests::extend::simple ... ok
[INFO] [stdout] test tests::extend::multiple_same ... ok
[INFO] [stdout] test tests::extend::empty ... ok
[INFO] [stdout] test tests::capacity::with_capacity_len_0 ... ok
[INFO] [stdout] test tests::capacity::with_capacity ... ok
[INFO] [stdout] test tests::iter::empty ... ok
[INFO] [stdout] test tests::len::new_len ... ok
[INFO] [stdout] test tests::get_or_intern::act_same ... ok
[INFO] [stdout] test tests::clone_and_drop::no_use_after_free ... ok
[INFO] [stdout] test tests::len::len_after_diff ... ok
[INFO] [stdout] test tests::len::len_after_same ... ok
[INFO] [stdout] test tests::from_iterator::multiple_same ... ok
[INFO] [stdout] test tests::len::len_after_intern ... ok
[INFO] [stdout] test tests::iter_values::empty ... ok
[INFO] [stderr]    Doc-tests arc-string-interner
[INFO] [stdout] test tests::resolve::unchecked ... ok
[INFO] [stdout] test tests::iter_values::simple ... ok
[INFO] [stdout] test tests::iter::simple ... ok
[INFO] [stdout] test tests::is_empty::new ... ok
[INFO] [stdout] test tests::sym::same_size_as_optional ... ok
[INFO] [stdout] test tests::resolve::not_found ... ok
[INFO] [stdout] test tests::resolve::simple ... ok
[INFO] [stdout] test tests::is_empty::not_empty ... ok
[INFO] [stdout] test tests::get_or_intern::two_different ... ok
[INFO] [stdout] test tests::clone_and_drop::clone ... ok
[INFO] [stdout] test tests::default::same_as_empty ... ok
[INFO] [stdout] test tests::capacity::with_capacity_eq_reserve ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "40fdff86c16ce1d8cc9c85d938953001fe961678bc5a57de2b9e3a29b1313f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40fdff86c16ce1d8cc9c85d938953001fe961678bc5a57de2b9e3a29b1313f51", kill_on_drop: false }`
[INFO] [stdout] 40fdff86c16ce1d8cc9c85d938953001fe961678bc5a57de2b9e3a29b1313f51