[INFO] cloning repository https://github.com/FyraLabs/string-reader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FyraLabs/string-reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFyraLabs%2Fstring-reader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFyraLabs%2Fstring-reader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d82486509cd1e46a99f9205dbf6b576d346b1b14
[INFO] testing FyraLabs/string-reader against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFyraLabs%2Fstring-reader" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FyraLabs/string-reader
[INFO] finished tweaking git repo https://github.com/FyraLabs/string-reader
[INFO] tweaked toml for git repo https://github.com/FyraLabs/string-reader written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FyraLabs/string-reader on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FyraLabs/string-reader 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6af8012d2c3ab7062bf8cc113ae3d25aa5c6dbd0bd810734037585b2fb82519
[INFO] running `Command { std: "docker" "start" "-a" "f6af8012d2c3ab7062bf8cc113ae3d25aa5c6dbd0bd810734037585b2fb82519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6af8012d2c3ab7062bf8cc113ae3d25aa5c6dbd0bd810734037585b2fb82519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6af8012d2c3ab7062bf8cc113ae3d25aa5c6dbd0bd810734037585b2fb82519", kill_on_drop: false }`
[INFO] [stdout] f6af8012d2c3ab7062bf8cc113ae3d25aa5c6dbd0bd810734037585b2fb82519
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e283ccfc32ba54ac56c3e039f5fc2271064bb8bdc02af6ba8da76c8f827abc0a
[INFO] running `Command { std: "docker" "start" "-a" "e283ccfc32ba54ac56c3e039f5fc2271064bb8bdc02af6ba8da76c8f827abc0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling string-reader v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "e283ccfc32ba54ac56c3e039f5fc2271064bb8bdc02af6ba8da76c8f827abc0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e283ccfc32ba54ac56c3e039f5fc2271064bb8bdc02af6ba8da76c8f827abc0a", kill_on_drop: false }`
[INFO] [stdout] e283ccfc32ba54ac56c3e039f5fc2271064bb8bdc02af6ba8da76c8f827abc0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 013c4364cc5b2bf3672b7b6093d3606cc51d918e411049b4ccd14bed1db8410e
[INFO] running `Command { std: "docker" "start" "-a" "013c4364cc5b2bf3672b7b6093d3606cc51d918e411049b4ccd14bed1db8410e", kill_on_drop: false }`
[INFO] [stderr]    Compiling string-reader v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "013c4364cc5b2bf3672b7b6093d3606cc51d918e411049b4ccd14bed1db8410e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013c4364cc5b2bf3672b7b6093d3606cc51d918e411049b4ccd14bed1db8410e", kill_on_drop: false }`
[INFO] [stdout] 013c4364cc5b2bf3672b7b6093d3606cc51d918e411049b4ccd14bed1db8410e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 954543519ea9b815f4c3f3a8891b0d919eb7c2d03afe082f5e483592ef8cb0d2
[INFO] running `Command { std: "docker" "start" "-a" "954543519ea9b815f4c3f3a8891b0d919eb7c2d03afe082f5e483592ef8cb0d2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/string_reader-0e79fc9f9c6ed57e)
[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 string_reader
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - StringWrite::shift_string (line 104) ... FAILED
[INFO] [stdout] test src/lib.rs - StringWrite::push_string (line 90) ... FAILED
[INFO] [stdout] test src/lib.rs - StrWrite::push_str (line 57) ... FAILED
[INFO] [stdout] test src/lib.rs - StrWrite::shift_str (line 72) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - StringWrite::shift_string (line 104) stdout ----
[INFO] [stdout] error: prefix `shift_string` is unknown
[INFO] [stdout]    --> src/lib.rs:107:7
[INFO] [stdout]     |
[INFO] [stdout] 107 | sread.shift_string"bai".to_string());
[INFO] [stdout]     |       ^^^^^^^^^^^^ unknown prefix
[INFO] [stdout]     |
[INFO] [stdout]     = note: prefixed identifiers and literals are reserved since Rust 2021
[INFO] [stdout] help: consider inserting whitespace here
[INFO] [stdout]     |
[INFO] [stdout] 107 | sread.shift_string "bai".to_string());
[INFO] [stdout]     |                   +
[INFO] [stdout] 
[INFO] [stdout] error: unexpected closing delimiter: `)`
[INFO] [stdout]    --> src/lib.rs:107:36
[INFO] [stdout]     |
[INFO] [stdout] 107 | sread.shift_string"bai".to_string());
[INFO] [stdout]     |                                    ^ unexpected closing delimiter
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - StringWrite::push_string (line 90) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `StringReader` in this scope
[INFO] [stdout]   --> src/lib.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 | let sread = StringReader::default();
[INFO] [stdout]    |             ^^^^^^^^^^^^ use of undeclared type `StringReader`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - StrWrite::push_str (line 57) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `StrReader` in this scope
[INFO] [stdout]   --> src/lib.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 | let sread = StrReader::default();
[INFO] [stdout]    |             ^^^^^^^^^ use of undeclared type `StrReader`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - StrWrite::shift_str (line 72) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `StrReader` in this scope
[INFO] [stdout]   --> src/lib.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 | let sread = StrReader::default();
[INFO] [stdout]    |             ^^^^^^^^^ use of undeclared type `StrReader`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - StrWrite::push_str (line 57)
[INFO] [stdout]     src/lib.rs - StrWrite::shift_str (line 72)
[INFO] [stdout]     src/lib.rs - StringWrite::push_string (line 90)
[INFO] [stdout]     src/lib.rs - StringWrite::shift_string (line 104)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "954543519ea9b815f4c3f3a8891b0d919eb7c2d03afe082f5e483592ef8cb0d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "954543519ea9b815f4c3f3a8891b0d919eb7c2d03afe082f5e483592ef8cb0d2", kill_on_drop: false }`
[INFO] [stdout] 954543519ea9b815f4c3f3a8891b0d919eb7c2d03afe082f5e483592ef8cb0d2
