[INFO] fetching crate string-reader 0.1.1...
[INFO] testing string-reader-0.1.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate string-reader 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate string-reader 0.1.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 189c03563ea586c3643149650aa277fc4a0862343e38bfd6fee8e132af000a11
[INFO] running `Command { std: "docker" "start" "-a" "189c03563ea586c3643149650aa277fc4a0862343e38bfd6fee8e132af000a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "189c03563ea586c3643149650aa277fc4a0862343e38bfd6fee8e132af000a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "189c03563ea586c3643149650aa277fc4a0862343e38bfd6fee8e132af000a11", kill_on_drop: false }`
[INFO] [stdout] 189c03563ea586c3643149650aa277fc4a0862343e38bfd6fee8e132af000a11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92871d023e5ec0bc2e75eea962aa8ffaf3076b6786996a48431d320238442dd0
[INFO] running `Command { std: "docker" "start" "-a" "92871d023e5ec0bc2e75eea962aa8ffaf3076b6786996a48431d320238442dd0", 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 0.12s
[INFO] running `Command { std: "docker" "inspect" "92871d023e5ec0bc2e75eea962aa8ffaf3076b6786996a48431d320238442dd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92871d023e5ec0bc2e75eea962aa8ffaf3076b6786996a48431d320238442dd0", kill_on_drop: false }`
[INFO] [stdout] 92871d023e5ec0bc2e75eea962aa8ffaf3076b6786996a48431d320238442dd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40ea433bb7a12536dc49707db23dacbce8236f711e4de02b9baf7bdb35d6dc0c
[INFO] running `Command { std: "docker" "start" "-a" "40ea433bb7a12536dc49707db23dacbce8236f711e4de02b9baf7bdb35d6dc0c", 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 0.40s
[INFO] running `Command { std: "docker" "inspect" "40ea433bb7a12536dc49707db23dacbce8236f711e4de02b9baf7bdb35d6dc0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ea433bb7a12536dc49707db23dacbce8236f711e4de02b9baf7bdb35d6dc0c", kill_on_drop: false }`
[INFO] [stdout] 40ea433bb7a12536dc49707db23dacbce8236f711e4de02b9baf7bdb35d6dc0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 021b5e840c1a0fcbc34d6e0485600585b53a29b5d8e7e8ce374883ed8f3dc86d
[INFO] running `Command { std: "docker" "start" "-a" "021b5e840c1a0fcbc34d6e0485600585b53a29b5d8e7e8ce374883ed8f3dc86d", 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_reader-7696610bf99925dd)
[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 - 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] 5 | 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] 5 | sread.shift_string "bai".to_string());
[INFO] [stdout]   |                   +
[INFO] [stdout] 
[INFO] [stdout] error: mismatched closing delimiter: `)`
[INFO] [stdout]  --> src/lib.rs:104:74
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_104_0() {
[INFO] [stdout]   |                                                                          ^ unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 5 | sread.shift_string"bai".to_string());
[INFO] [stdout]   |                                    ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] error: unexpected closing delimiter: `}`
[INFO] [stdout]  --> src/lib.rs:111:36
[INFO] [stdout]   |
[INFO] [stdout] 5 | sread.shift_string"bai".to_string());
[INFO] [stdout]   |                                    - missing open `(` for this delimiter
[INFO] [stdout] ...
[INFO] [stdout] 9 | } _doctest_main_src_lib_rs_104_0() }
[INFO] [stdout]   |                                    ^ unexpected closing delimiter
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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]: 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] ---- 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] 
[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 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "021b5e840c1a0fcbc34d6e0485600585b53a29b5d8e7e8ce374883ed8f3dc86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "021b5e840c1a0fcbc34d6e0485600585b53a29b5d8e7e8ce374883ed8f3dc86d", kill_on_drop: false }`
[INFO] [stdout] 021b5e840c1a0fcbc34d6e0485600585b53a29b5d8e7e8ce374883ed8f3dc86d
