[INFO] fetching crate gstring 0.13.0...
[INFO] testing gstring-0.13.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate gstring 0.13.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate gstring 0.13.0
[INFO] finished tweaking crates.io crate gstring 0.13.0
[INFO] tweaked toml for crates.io crate gstring 0.13.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gstring 0.13.0 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 gstring 0.13.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cbeb57199b0e4ad121d4dd6a9d944081137fe54980a2a067d6a0900380535802
[INFO] running `Command { std: "docker" "start" "-a" "cbeb57199b0e4ad121d4dd6a9d944081137fe54980a2a067d6a0900380535802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbeb57199b0e4ad121d4dd6a9d944081137fe54980a2a067d6a0900380535802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbeb57199b0e4ad121d4dd6a9d944081137fe54980a2a067d6a0900380535802", kill_on_drop: false }`
[INFO] [stdout] cbeb57199b0e4ad121d4dd6a9d944081137fe54980a2a067d6a0900380535802
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 75b3b36ebf16f81b1d9ab708be75d3c8100d9a19cc9f017700f1ee7f2c81c661
[INFO] running `Command { std: "docker" "start" "-a" "75b3b36ebf16f81b1d9ab708be75d3c8100d9a19cc9f017700f1ee7f2c81c661", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling gstring v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.35s
[INFO] running `Command { std: "docker" "inspect" "75b3b36ebf16f81b1d9ab708be75d3c8100d9a19cc9f017700f1ee7f2c81c661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b3b36ebf16f81b1d9ab708be75d3c8100d9a19cc9f017700f1ee7f2c81c661", kill_on_drop: false }`
[INFO] [stdout] 75b3b36ebf16f81b1d9ab708be75d3c8100d9a19cc9f017700f1ee7f2c81c661
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 95d36713617a399e199da969de1738f34ec985a8358ce7f988b28fbdf5918388
[INFO] running `Command { std: "docker" "start" "-a" "95d36713617a399e199da969de1738f34ec985a8358ce7f988b28fbdf5918388", kill_on_drop: false }`
[INFO] [stderr]    Compiling gstring v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "95d36713617a399e199da969de1738f34ec985a8358ce7f988b28fbdf5918388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95d36713617a399e199da969de1738f34ec985a8358ce7f988b28fbdf5918388", kill_on_drop: false }`
[INFO] [stdout] 95d36713617a399e199da969de1738f34ec985a8358ce7f988b28fbdf5918388
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 058b0d078e319ccf2ca78691b6359db9b57b22bf194ea0f65970f2fd3f54bab6
[INFO] running `Command { std: "docker" "start" "-a" "058b0d078e319ccf2ca78691b6359db9b57b22bf194ea0f65970f2fd3f54bab6", 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/gstring-49495e7ed1229fe7)
[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] [stderr]    Doc-tests gstring
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stdout] test src/lib.rs - GString::eq (line 1239) ... ok
[INFO] [stdout] test src/lib.rs - GString::coordinates (line 513) ... ok
[INFO] [stdout] test src/lib.rs - GString::eq (line 1199) ... ok
[INFO] [stdout] test src/lib.rs - GString::eq (line 1219) ... ok
[INFO] [stdout] test src/lib.rs - GString::bytes (line 476) ... ok
[INFO] [stdout] test src/lib.rs - GString::chars (line 457) ... ok
[INFO] [stdout] test src/lib.rs - GString::find_from_str (line 333) ... ok
[INFO] [stdout] test src/lib.rs - GString::from (line 211) ... ok
[INFO] [stdout] test src/../README.md - (line 3) ... ok
[INFO] [stdout] test src/lib.rs - GString::find_prev_from_str (line 382) ... ok
[INFO] [stdout] test src/lib.rs - GString::get (line 399) ... ok
[INFO] [stdout] test src/lib.rs - GString::find_prev_from (line 351) ... ok
[INFO] [stdout] test src/lib.rs - GString::insert (line 651) ... ok
[INFO] [stdout] test src/lib.rs - GString::fmt (line 1085) ... ok
[INFO] [stdout] test src/lib.rs - GString::graphemes (line 230) ... ok
[INFO] [stdout] test src/lib.rs - &'_GString::eq (line 1174) ... ok
[INFO] [stdout] test src/lib.rs - GString::eq (line 1152) ... ok
[INFO] [stdout] test src/lib.rs - GString::drain (line 780) ... ok
[INFO] [stdout] test src/lib.rs - GString::index (line 1111) ... ok
[INFO] [stdout] test src/lib.rs - GString::into_graphemes (line 250) ... ok
[INFO] [stdout] test src/lib.rs - GString::remove (line 669) ... ok
[INFO] [stdout] test src/lib.rs - GString::push (line 689) ... ok
[INFO] [stdout] test src/lib.rs - GString::len (line 419) ... ok
[INFO] [stdout] test src/lib.rs - GString::iter (line 1000) ... ok
[INFO] [stdout] test src/lib.rs - GString::lines (line 495) ... ok
[INFO] [stdout] test src/lib.rs - GString::shape (line 852) ... ok
[INFO] [stdout] test src/lib.rs - GStringTrait (line 1329) ... ok
[INFO] [stdout] test src/lib.rs - Grapheme::as_str (line 82) ... ok
[INFO] [stdout] test src/lib.rs - Grapheme::bytes (line 64) ... ok
[INFO] [stdout] test src/lib.rs - Grapheme::chars (line 45) ... ok
[INFO] [stdout] test src/lib.rs - GString::into_iter (line 1026) ... ok
[INFO] [stdout] test src/lib.rs - GString::new (line 196) ... ok
[INFO] [stdout] test src/lib.rs - GString::is_empty (line 438) ... ok
[INFO] [stdout] test src/lib.rs - GString::pop (line 708) ... ok
[INFO] [stdout] test src/lib.rs - GString::newlines (line 633) ... ok
[INFO] [stdout] test src/lib.rs - GString::position (line 551) ... ok
[INFO] [stdout] test src/lib.rs - Grapheme::fmt (line 103) ... ok
[INFO] [stdout] test src/lib.rs - GString::shape_string (line 875) ... ok
[INFO] [stdout] test src/lib.rs - graphemes (line 1439) ... ok
[INFO] [stdout] test src/lib.rs - Grapheme::from (line 24) ... ok
[INFO] [stdout] test src/lib.rs - Grapheme::fmt (line 125) ... ok
[INFO] [stdout] test src/lib.rs - GString::find_from (line 311) ... ok
[INFO] [stdout] test src/lib.rs - GString::slice (line 814) ... ok
[INFO] [stdout] test src/lib.rs - GString::find_str (line 292) ... ok
[INFO] [stdout] test src/lib.rs - GStringIter::next (line 1302) ... ok
[INFO] [stdout] test src/lib.rs - GString::splice (line 738) ... ok
[INFO] [stdout] test src/lib.rs - GString::fmt (line 1060) ... ok
[INFO] [stdout] test src/lib.rs - Grapheme::eq (line 167) ... ok
[INFO] [stdout] test src/lib.rs - Grapheme::eq (line 147) ... ok
[INFO] [stdout] test src/lib.rs - GStringRefIter<'a>::next (line 1267) ... ok
[INFO] [stdout] test src/lib.rs - GString::find (line 269) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 51 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.03s; merged doctests compilation took 0.97s
[INFO] running `Command { std: "docker" "inspect" "058b0d078e319ccf2ca78691b6359db9b57b22bf194ea0f65970f2fd3f54bab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "058b0d078e319ccf2ca78691b6359db9b57b22bf194ea0f65970f2fd3f54bab6", kill_on_drop: false }`
[INFO] [stdout] 058b0d078e319ccf2ca78691b6359db9b57b22bf194ea0f65970f2fd3f54bab6