[INFO] fetching crate rucky 0.1.0...
[INFO] testing rucky-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rucky 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rucky 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rucky 0.1.0
[INFO] finished tweaking crates.io crate rucky 0.1.0
[INFO] tweaked toml for crates.io crate rucky 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded ucd-util v0.1.8
[INFO] [stderr]   Downloaded toml v0.2.1
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b442732519db064d58828803cad281b525e5f4e70ce4f1dbf1274318d9188d4b
[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" "b442732519db064d58828803cad281b525e5f4e70ce4f1dbf1274318d9188d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b442732519db064d58828803cad281b525e5f4e70ce4f1dbf1274318d9188d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b442732519db064d58828803cad281b525e5f4e70ce4f1dbf1274318d9188d4b", kill_on_drop: false }`
[INFO] [stdout] b442732519db064d58828803cad281b525e5f4e70ce4f1dbf1274318d9188d4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6660abe1a1c173559b073d20b3b7879d8dc87fdaba5f5d8931bba4a3debd4dda
[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" "6660abe1a1c173559b073d20b3b7879d8dc87fdaba5f5d8931bba4a3debd4dda", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rucky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "6660abe1a1c173559b073d20b3b7879d8dc87fdaba5f5d8931bba4a3debd4dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6660abe1a1c173559b073d20b3b7879d8dc87fdaba5f5d8931bba4a3debd4dda", kill_on_drop: false }`
[INFO] [stdout] 6660abe1a1c173559b073d20b3b7879d8dc87fdaba5f5d8931bba4a3debd4dda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] e90ceea67e685cfcd54b2cbfecd78eae129beae31bd323aaa9c1e9d6229c5b3a
[INFO] running `Command { std: "docker" "start" "-a" "e90ceea67e685cfcd54b2cbfecd78eae129beae31bd323aaa9c1e9d6229c5b3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rucky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.97s
[INFO] running `Command { std: "docker" "inspect" "e90ceea67e685cfcd54b2cbfecd78eae129beae31bd323aaa9c1e9d6229c5b3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e90ceea67e685cfcd54b2cbfecd78eae129beae31bd323aaa9c1e9d6229c5b3a", kill_on_drop: false }`
[INFO] [stdout] e90ceea67e685cfcd54b2cbfecd78eae129beae31bd323aaa9c1e9d6229c5b3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] c118ffe0c0541e8991544c902cc52f9a28d9c21555d2c2637a95897e8f813da2
[INFO] running `Command { std: "docker" "start" "-a" "c118ffe0c0541e8991544c902cc52f9a28d9c21555d2c2637a95897e8f813da2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rucky-46cd043f99d6756b
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-428584b83234a82f
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test use_imported_member ... ok
[INFO] [stdout] test specify_member ... ok
[INFO] [stdout] test rustc_compiles_this ... ok
[INFO] [stdout] test one_liner_glob_import ... ok
[INFO] [stdout] test semicolon_sep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rucky
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/modularity.rs - modularity (line 45) ... ignored
[INFO] [stdout] test src/modularity.rs - modularity (line 54) ... ignored
[INFO] [stdout] test src/modularity.rs - modularity (line 68) ... ignored
[INFO] [stdout] test src/modularity.rs - modularity (line 74) ... ignored
[INFO] [stdout] test src/modularity.rs - modularity (line 87) ... ignored
[INFO] [stdout] test src/modularity.rs - modularity (line 28) ... ok
[INFO] [stdout] test src/modularity.rs - modularity (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 5 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c118ffe0c0541e8991544c902cc52f9a28d9c21555d2c2637a95897e8f813da2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c118ffe0c0541e8991544c902cc52f9a28d9c21555d2c2637a95897e8f813da2", kill_on_drop: false }`
[INFO] [stdout] c118ffe0c0541e8991544c902cc52f9a28d9c21555d2c2637a95897e8f813da2