[INFO] fetching crate similarity-trait 1.0.0...
[INFO] testing similarity-trait-1.0.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate similarity-trait 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate similarity-trait 1.0.0
[INFO] finished tweaking crates.io crate similarity-trait 1.0.0
[INFO] tweaked toml for crates.io crate similarity-trait 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate similarity-trait 1.0.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate similarity-trait 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d4e75d927c4deb1e042e1056f73f3024dec46848e623a8cb0003ca92fdec697
[INFO] running `Command { std: "docker" "start" "-a" "5d4e75d927c4deb1e042e1056f73f3024dec46848e623a8cb0003ca92fdec697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d4e75d927c4deb1e042e1056f73f3024dec46848e623a8cb0003ca92fdec697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d4e75d927c4deb1e042e1056f73f3024dec46848e623a8cb0003ca92fdec697", kill_on_drop: false }`
[INFO] [stdout] 5d4e75d927c4deb1e042e1056f73f3024dec46848e623a8cb0003ca92fdec697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d326fa8c117b6045cbd416920b1d0045038ef9546b6333e9b493f7281cebe398
[INFO] running `Command { std: "docker" "start" "-a" "d326fa8c117b6045cbd416920b1d0045038ef9546b6333e9b493f7281cebe398", kill_on_drop: false }`
[INFO] [stderr]    Compiling similarity-trait v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "d326fa8c117b6045cbd416920b1d0045038ef9546b6333e9b493f7281cebe398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d326fa8c117b6045cbd416920b1d0045038ef9546b6333e9b493f7281cebe398", kill_on_drop: false }`
[INFO] [stdout] d326fa8c117b6045cbd416920b1d0045038ef9546b6333e9b493f7281cebe398
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66fb021d8eb43ebc13c7cdc25d393ca7344d5028112014a4b9bb9c32661b954b
[INFO] running `Command { std: "docker" "start" "-a" "66fb021d8eb43ebc13c7cdc25d393ca7344d5028112014a4b9bb9c32661b954b", kill_on_drop: false }`
[INFO] [stderr]    Compiling similarity-trait v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "66fb021d8eb43ebc13c7cdc25d393ca7344d5028112014a4b9bb9c32661b954b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66fb021d8eb43ebc13c7cdc25d393ca7344d5028112014a4b9bb9c32661b954b", kill_on_drop: false }`
[INFO] [stdout] 66fb021d8eb43ebc13c7cdc25d393ca7344d5028112014a4b9bb9c32661b954b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2596bcbb7da68f15be1570c841c08e0256fe181ba1fd5e4850696288fed08c5d
[INFO] running `Command { std: "docker" "start" "-a" "2596bcbb7da68f15be1570c841c08e0256fe181ba1fd5e4850696288fed08c5d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/similarity_trait-4651054c1e1d99c3)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::hamming_distance_for_a_collection_of_strings::test ... ok
[INFO] [stdout] test tests::population_standard_deviation::test ... ok
[INFO] [stdout] test tests::hamming_distance_for_a_pair_of_strings::test ... ok
[INFO] [stdout] test tests::percent_change::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests similarity_trait
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 5) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 76) ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] test src/lib.rs - (line 95) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... 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] running `Command { std: "docker" "inspect" "2596bcbb7da68f15be1570c841c08e0256fe181ba1fd5e4850696288fed08c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2596bcbb7da68f15be1570c841c08e0256fe181ba1fd5e4850696288fed08c5d", kill_on_drop: false }`
[INFO] [stdout] 2596bcbb7da68f15be1570c841c08e0256fe181ba1fd5e4850696288fed08c5d