[INFO] fetching crate grapheme-utils 0.1.0...
[INFO] testing grapheme-utils-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate grapheme-utils 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate grapheme-utils 0.1.0
[INFO] finished tweaking crates.io crate grapheme-utils 0.1.0
[INFO] tweaked toml for crates.io crate grapheme-utils 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate grapheme-utils 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate grapheme-utils 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b74a4421b7e61f556e260695e17c7574840b98fdacbc225dc22dd6322837fe7
[INFO] running `Command { std: "docker" "start" "-a" "7b74a4421b7e61f556e260695e17c7574840b98fdacbc225dc22dd6322837fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b74a4421b7e61f556e260695e17c7574840b98fdacbc225dc22dd6322837fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b74a4421b7e61f556e260695e17c7574840b98fdacbc225dc22dd6322837fe7", kill_on_drop: false }`
[INFO] [stdout] 7b74a4421b7e61f556e260695e17c7574840b98fdacbc225dc22dd6322837fe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 177468c7a6d09c13f818d49c9cbfd58ac935620ddbc7c2b2b615f4b7dbc51de5
[INFO] running `Command { std: "docker" "start" "-a" "177468c7a6d09c13f818d49c9cbfd58ac935620ddbc7c2b2b615f4b7dbc51de5", kill_on_drop: false }`
[INFO] [stderr]    Compiling grapheme-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "177468c7a6d09c13f818d49c9cbfd58ac935620ddbc7c2b2b615f4b7dbc51de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "177468c7a6d09c13f818d49c9cbfd58ac935620ddbc7c2b2b615f4b7dbc51de5", kill_on_drop: false }`
[INFO] [stdout] 177468c7a6d09c13f818d49c9cbfd58ac935620ddbc7c2b2b615f4b7dbc51de5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e0c7d26c785fe9c366d4ec99952fe57684e2cdcd304bb3e7277c79acc53ccc3
[INFO] running `Command { std: "docker" "start" "-a" "5e0c7d26c785fe9c366d4ec99952fe57684e2cdcd304bb3e7277c79acc53ccc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling grapheme-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "5e0c7d26c785fe9c366d4ec99952fe57684e2cdcd304bb3e7277c79acc53ccc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e0c7d26c785fe9c366d4ec99952fe57684e2cdcd304bb3e7277c79acc53ccc3", kill_on_drop: false }`
[INFO] [stdout] 5e0c7d26c785fe9c366d4ec99952fe57684e2cdcd304bb3e7277c79acc53ccc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4bd01a7fbdc9c99a7ba3f17dc61e647a187d6a0080034295bd9541e66b6a73f3
[INFO] running `Command { std: "docker" "start" "-a" "4bd01a7fbdc9c99a7ba3f17dc61e647a187d6a0080034295bd9541e66b6a73f3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grapheme_utils-cfc9e93f37881d22)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_num_graphemes ... ok
[INFO] [stdout] test tests::test_grapheme_vectors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grapheme_utils
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - grapheme_idx_at_idx (line 180) ... ok
[INFO] [stdout] test src/lib.rs - num_graphemes (line 383) ... ok
[INFO] [stdout] test src/lib.rs - nth_grapheme_idx (line 339) ... ok
[INFO] [stdout] test src/lib.rs - string_width (line 478) ... ok
[INFO] [stdout] test src/lib.rs - grapheme_len (line 153) ... ok
[INFO] [stdout] test src/lib.rs - prev_grapheme_from_idx (line 398) ... ok
[INFO] [stdout] test src/lib.rs - grapheme_at_idx (line 137) ... ok
[INFO] [stdout] test src/lib.rs - next_grapheme_idx_from_idx (line 270) ... ok
[INFO] [stdout] test src/lib.rs - nth_grapheme_width (line 360) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - nth_grapheme (line 314) ... ok
[INFO] [stdout] test src/lib.rs - next_grapheme_from_idx (line 238) ... ok
[INFO] [stdout] test src/lib.rs - prev_grapheme_idx_from_idx (line 426) ... ok
[INFO] [stdout] test src/lib.rs - grapheme_width_at_idx (line 215) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.47s; merged doctests compilation took 0.45s
[INFO] running `Command { std: "docker" "inspect" "4bd01a7fbdc9c99a7ba3f17dc61e647a187d6a0080034295bd9541e66b6a73f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd01a7fbdc9c99a7ba3f17dc61e647a187d6a0080034295bd9541e66b6a73f3", kill_on_drop: false }`
[INFO] [stdout] 4bd01a7fbdc9c99a7ba3f17dc61e647a187d6a0080034295bd9541e66b6a73f3