[INFO] fetching crate string-view 0.4.1...
[INFO] testing string-view-0.4.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate string-view 0.4.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate string-view 0.4.1
[INFO] finished tweaking crates.io crate string-view 0.4.1
[INFO] tweaked toml for crates.io crate string-view 0.4.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate string-view 0.4.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate string-view 0.4.1 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6da24e3b4ce791335cde99eca2c4d18c9389945a9ae9681bb25cacaee9b83b4b
[INFO] running `Command { std: "docker" "start" "-a" "6da24e3b4ce791335cde99eca2c4d18c9389945a9ae9681bb25cacaee9b83b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6da24e3b4ce791335cde99eca2c4d18c9389945a9ae9681bb25cacaee9b83b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da24e3b4ce791335cde99eca2c4d18c9389945a9ae9681bb25cacaee9b83b4b", kill_on_drop: false }`
[INFO] [stdout] 6da24e3b4ce791335cde99eca2c4d18c9389945a9ae9681bb25cacaee9b83b4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30f46970e43c196630a471f4f491b987ee7796ba77513ad606be435153f0213a
[INFO] running `Command { std: "docker" "start" "-a" "30f46970e43c196630a471f4f491b987ee7796ba77513ad606be435153f0213a", kill_on_drop: false }`
[INFO] [stderr]    Compiling string-view v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "30f46970e43c196630a471f4f491b987ee7796ba77513ad606be435153f0213a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f46970e43c196630a471f4f491b987ee7796ba77513ad606be435153f0213a", kill_on_drop: false }`
[INFO] [stdout] 30f46970e43c196630a471f4f491b987ee7796ba77513ad606be435153f0213a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3107ba9138e4b244b69c8ed1c71cc5cd996832418bf34d3e008d0bb9d320cdb8
[INFO] running `Command { std: "docker" "start" "-a" "3107ba9138e4b244b69c8ed1c71cc5cd996832418bf34d3e008d0bb9d320cdb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling string-view v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "3107ba9138e4b244b69c8ed1c71cc5cd996832418bf34d3e008d0bb9d320cdb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3107ba9138e4b244b69c8ed1c71cc5cd996832418bf34d3e008d0bb9d320cdb8", kill_on_drop: false }`
[INFO] [stdout] 3107ba9138e4b244b69c8ed1c71cc5cd996832418bf34d3e008d0bb9d320cdb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4085f0fd6cc869e47d5eab3db61cd48e4e0081b18cfe85b9e662a2af8384c3bf
[INFO] running `Command { std: "docker" "start" "-a" "4085f0fd6cc869e47d5eab3db61cd48e4e0081b18cfe85b9e662a2af8384c3bf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/string_view-316975ed1fa8c017)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::chars_in_place ... ok
[INFO] [stdout] test test::chars_in_place_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests string_view
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test src/lib.rs - Char (line 622) ... ok
[INFO] [stdout] test src/lib.rs - StringView (line 14) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::extend_left_while (line 414) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::extend_right_while (line 213) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::new_part (line 60) ... ok
[INFO] [stdout] test src/lib.rs - StrExt::char_idx (line 879) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::reduce_left (line 458) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::extend_right (line 154) ... ok
[INFO] [stdout] test src/lib.rs - Char (line 628) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::reduce_left_while (line 519) ... ok
[INFO] [stdout] test src/lib.rs - CharMut<'_>::make_lowercase (line 786) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::new_part (line 49) ... ok
[INFO] [stdout] test src/lib.rs - CharMut<'_>::make_uppercase (line 760) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::extend_left (line 354) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::reduce_right (line 254) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::reduce_right_while (line 312) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::shrink_to_right (line 103) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::try_extend_right (line 178) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::shrink_to_left (line 128) ... ok
[INFO] [stdout] test src/lib.rs - str::make_lowercase (line 956) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::try_extend_left (line 378) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::try_reduce_right (line 279) ... ok
[INFO] [stdout] test src/lib.rs - str::char_idx (line 921) ... ok
[INFO] [stdout] test src/lib.rs - str::make_uppercase (line 978) ... ok
[INFO] [stdout] test src/lib.rs - StringView<'a>::try_reduce_left (line 483) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4085f0fd6cc869e47d5eab3db61cd48e4e0081b18cfe85b9e662a2af8384c3bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4085f0fd6cc869e47d5eab3db61cd48e4e0081b18cfe85b9e662a2af8384c3bf", kill_on_drop: false }`
[INFO] [stdout] 4085f0fd6cc869e47d5eab3db61cd48e4e0081b18cfe85b9e662a2af8384c3bf