[INFO] fetching crate string-reader 0.1.1...
[INFO] testing string-reader-0.1.1 against 1.90.0 for beta-1.91-2
[INFO] extracting crate string-reader 0.1.1 into /workspace/builds/worker-4-tc1/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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate string-reader 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb8e8a9c4e200a3194777fa083f05759afb1f27dd1f784e949d7fcb586c1f437
[INFO] running `Command { std: "docker" "start" "-a" "cb8e8a9c4e200a3194777fa083f05759afb1f27dd1f784e949d7fcb586c1f437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb8e8a9c4e200a3194777fa083f05759afb1f27dd1f784e949d7fcb586c1f437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb8e8a9c4e200a3194777fa083f05759afb1f27dd1f784e949d7fcb586c1f437", kill_on_drop: false }`
[INFO] [stdout] cb8e8a9c4e200a3194777fa083f05759afb1f27dd1f784e949d7fcb586c1f437
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e648ee6135e419f40e6582a55b71b248ac034b8479372245db8e4ce319b311d
[INFO] running `Command { std: "docker" "start" "-a" "4e648ee6135e419f40e6582a55b71b248ac034b8479372245db8e4ce319b311d", 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 0.15s
[INFO] running `Command { std: "docker" "inspect" "4e648ee6135e419f40e6582a55b71b248ac034b8479372245db8e4ce319b311d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e648ee6135e419f40e6582a55b71b248ac034b8479372245db8e4ce319b311d", kill_on_drop: false }`
[INFO] [stdout] 4e648ee6135e419f40e6582a55b71b248ac034b8479372245db8e4ce319b311d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f83cf8a4788af2b0e2bb45255b1a34c2fe7b853899defa34419ae7b70fcc5b0
[INFO] running `Command { std: "docker" "start" "-a" "3f83cf8a4788af2b0e2bb45255b1a34c2fe7b853899defa34419ae7b70fcc5b0", 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" "3f83cf8a4788af2b0e2bb45255b1a34c2fe7b853899defa34419ae7b70fcc5b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f83cf8a4788af2b0e2bb45255b1a34c2fe7b853899defa34419ae7b70fcc5b0", kill_on_drop: false }`
[INFO] [stdout] 3f83cf8a4788af2b0e2bb45255b1a34c2fe7b853899defa34419ae7b70fcc5b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a41dc07461683db4b6c89072759e9184c0a9638786a7a8fb712f39e34b09bd36
[INFO] running `Command { std: "docker" "start" "-a" "a41dc07461683db4b6c89072759e9184c0a9638786a7a8fb712f39e34b09bd36", 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-6a8712b47758b2ce)
[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] 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 - 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 0.21s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "a41dc07461683db4b6c89072759e9184c0a9638786a7a8fb712f39e34b09bd36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a41dc07461683db4b6c89072759e9184c0a9638786a7a8fb712f39e34b09bd36", kill_on_drop: false }`
[INFO] [stdout] a41dc07461683db4b6c89072759e9184c0a9638786a7a8fb712f39e34b09bd36
