[INFO] fetching crate string-reader 0.1.1...
[INFO] testing string-reader-0.1.1 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate string-reader 0.1.1 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate string-reader 0.1.1 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3c9d80919e0c4fbeaaf5fefbbfef14922ef66b4059bb16ba80b41e51eede7a6
[INFO] running `Command { std: "docker" "start" "-a" "b3c9d80919e0c4fbeaaf5fefbbfef14922ef66b4059bb16ba80b41e51eede7a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3c9d80919e0c4fbeaaf5fefbbfef14922ef66b4059bb16ba80b41e51eede7a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c9d80919e0c4fbeaaf5fefbbfef14922ef66b4059bb16ba80b41e51eede7a6", kill_on_drop: false }`
[INFO] [stdout] b3c9d80919e0c4fbeaaf5fefbbfef14922ef66b4059bb16ba80b41e51eede7a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 802d67c745137305c45466df38c42645267ec4f823adf1edd4c5c290c25340f1
[INFO] running `Command { std: "docker" "start" "-a" "802d67c745137305c45466df38c42645267ec4f823adf1edd4c5c290c25340f1", 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 0.17s
[INFO] running `Command { std: "docker" "inspect" "802d67c745137305c45466df38c42645267ec4f823adf1edd4c5c290c25340f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "802d67c745137305c45466df38c42645267ec4f823adf1edd4c5c290c25340f1", kill_on_drop: false }`
[INFO] [stdout] 802d67c745137305c45466df38c42645267ec4f823adf1edd4c5c290c25340f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d8da7c614762c3d7eb14ea3c9a26767e3e0ff40ebce9262e316aba6e9e47697
[INFO] running `Command { std: "docker" "start" "-a" "2d8da7c614762c3d7eb14ea3c9a26767e3e0ff40ebce9262e316aba6e9e47697", 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 0.41s
[INFO] running `Command { std: "docker" "inspect" "2d8da7c614762c3d7eb14ea3c9a26767e3e0ff40ebce9262e316aba6e9e47697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d8da7c614762c3d7eb14ea3c9a26767e3e0ff40ebce9262e316aba6e9e47697", kill_on_drop: false }`
[INFO] [stdout] 2d8da7c614762c3d7eb14ea3c9a26767e3e0ff40ebce9262e316aba6e9e47697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f33b9a7a373a4cfb04f781abde45fb5c83b2231d0fb4b1a1426a006e90bb751
[INFO] running `Command { std: "docker" "start" "-a" "4f33b9a7a373a4cfb04f781abde45fb5c83b2231d0fb4b1a1426a006e90bb751", 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-46987441ec00b66d)
[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 - 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] 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 - 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] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 72 + 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]: 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] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 90 + 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]: 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] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 57 + 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 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4f33b9a7a373a4cfb04f781abde45fb5c83b2231d0fb4b1a1426a006e90bb751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f33b9a7a373a4cfb04f781abde45fb5c83b2231d0fb4b1a1426a006e90bb751", kill_on_drop: false }`
[INFO] [stdout] 4f33b9a7a373a4cfb04f781abde45fb5c83b2231d0fb4b1a1426a006e90bb751
