[INFO] fetching crate string-reader 0.1.1... [INFO] testing string-reader-0.1.1 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate string-reader 0.1.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate string-reader 0.1.1 [INFO] finished tweaking crates.io crate string-reader 0.1.1 [INFO] tweaked toml for crates.io crate string-reader 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate string-reader 0.1.1 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6b02e42766b162d400a01728bf506c5d5829de82fd2f15762a411367bf9cbbd5 [INFO] running `Command { std: "docker" "start" "-a" "6b02e42766b162d400a01728bf506c5d5829de82fd2f15762a411367bf9cbbd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b02e42766b162d400a01728bf506c5d5829de82fd2f15762a411367bf9cbbd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b02e42766b162d400a01728bf506c5d5829de82fd2f15762a411367bf9cbbd5", kill_on_drop: false }` [INFO] [stdout] 6b02e42766b162d400a01728bf506c5d5829de82fd2f15762a411367bf9cbbd5 [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=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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf9a8f745c38ca755216b938c36564092c2cbef11c22ae441c44f3cb048d0c48 [INFO] running `Command { std: "docker" "start" "-a" "bf9a8f745c38ca755216b938c36564092c2cbef11c22ae441c44f3cb048d0c48", 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 0.19s [INFO] running `Command { std: "docker" "inspect" "bf9a8f745c38ca755216b938c36564092c2cbef11c22ae441c44f3cb048d0c48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf9a8f745c38ca755216b938c36564092c2cbef11c22ae441c44f3cb048d0c48", kill_on_drop: false }` [INFO] [stdout] bf9a8f745c38ca755216b938c36564092c2cbef11c22ae441c44f3cb048d0c48 [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=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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 865795ba3581de18cada05573b3f2fe4ab4573d26956e8060f4f72efe7c0715d [INFO] running `Command { std: "docker" "start" "-a" "865795ba3581de18cada05573b3f2fe4ab4573d26956e8060f4f72efe7c0715d", 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 0.37s [INFO] running `Command { std: "docker" "inspect" "865795ba3581de18cada05573b3f2fe4ab4573d26956e8060f4f72efe7c0715d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "865795ba3581de18cada05573b3f2fe4ab4573d26956e8060f4f72efe7c0715d", kill_on_drop: false }` [INFO] [stdout] 865795ba3581de18cada05573b3f2fe4ab4573d26956e8060f4f72efe7c0715d [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=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" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0dbc46aede38716a987d9136c3c58145e3a4ce6b46197ce95783cd4de68d3f90 [INFO] running `Command { std: "docker" "start" "-a" "0dbc46aede38716a987d9136c3c58145e3a4ce6b46197ce95783cd4de68d3f90", 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/string_reader-0e79fc9f9c6ed57e) [INFO] [stdout] [INFO] [stderr] Doc-tests string_reader [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] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - StringWrite::shift_string (line 104) ... FAILED [INFO] [stdout] test src/lib.rs - StrWrite::shift_str (line 72) ... 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] [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] 3 | 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] 3 | 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] 3 | 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 - StrWrite::shift_str (line 72) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `StrReader` [INFO] [stdout] --> src/lib.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 3 | let sread = StrReader::default(); [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `StrReader` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 + use string_reader::StrReader; [INFO] [stdout] | [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 - StringWrite::push_string (line 90) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `StringReader` [INFO] [stdout] --> src/lib.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 3 | let sread = StringReader::default(); [INFO] [stdout] | ^^^^^^^^^^^^ use of undeclared type `StringReader` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 + use string_reader::StringReader; [INFO] [stdout] | [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]: failed to resolve: use of undeclared type `StrReader` [INFO] [stdout] --> src/lib.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 3 | let sread = StrReader::default(); [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `StrReader` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 + use string_reader::StrReader; [INFO] [stdout] | [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 0.18s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "0dbc46aede38716a987d9136c3c58145e3a4ce6b46197ce95783cd4de68d3f90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0dbc46aede38716a987d9136c3c58145e3a4ce6b46197ce95783cd4de68d3f90", kill_on_drop: false }` [INFO] [stdout] 0dbc46aede38716a987d9136c3c58145e3a4ce6b46197ce95783cd4de68d3f90