[INFO] fetching crate xmlwriter 0.1.0...
[INFO] testing xmlwriter-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate xmlwriter 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate xmlwriter 0.1.0
[INFO] finished tweaking crates.io crate xmlwriter 0.1.0
[INFO] tweaked toml for crates.io crate xmlwriter 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xmlwriter 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2aa0c5c7180298d741e815a43ee9f8d9eb3889369d84e98dd94abc53a3d275f
[INFO] running `Command { std: "docker" "start" "-a" "d2aa0c5c7180298d741e815a43ee9f8d9eb3889369d84e98dd94abc53a3d275f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2aa0c5c7180298d741e815a43ee9f8d9eb3889369d84e98dd94abc53a3d275f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2aa0c5c7180298d741e815a43ee9f8d9eb3889369d84e98dd94abc53a3d275f", kill_on_drop: false }`
[INFO] [stdout] d2aa0c5c7180298d741e815a43ee9f8d9eb3889369d84e98dd94abc53a3d275f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40cb3e4307471b0cb738a9be96934efcee705e5ec1a7c71102d03a704718c240
[INFO] running `Command { std: "docker" "start" "-a" "40cb3e4307471b0cb738a9be96934efcee705e5ec1a7c71102d03a704718c240", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmlwriter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "40cb3e4307471b0cb738a9be96934efcee705e5ec1a7c71102d03a704718c240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40cb3e4307471b0cb738a9be96934efcee705e5ec1a7c71102d03a704718c240", kill_on_drop: false }`
[INFO] [stdout] 40cb3e4307471b0cb738a9be96934efcee705e5ec1a7c71102d03a704718c240
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d38549e24c2c69a0af6778626e9f9a9786fdef62caea96576c63c5025884b8b
[INFO] running `Command { std: "docker" "start" "-a" "5d38549e24c2c69a0af6778626e9f9a9786fdef62caea96576c63c5025884b8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmlwriter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `TStr` is never constructed
[INFO] [stdout]  --> tests/tests.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct TStr<'a>(pub &'a str);
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "5d38549e24c2c69a0af6778626e9f9a9786fdef62caea96576c63c5025884b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d38549e24c2c69a0af6778626e9f9a9786fdef62caea96576c63c5025884b8b", kill_on_drop: false }`
[INFO] [stdout] 5d38549e24c2c69a0af6778626e9f9a9786fdef62caea96576c63c5025884b8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e022bba84802252c61e2a84a9cf9c9422661ece549f38c220dfa3d1e0cea12c7
[INFO] running `Command { std: "docker" "start" "-a" "e022bba84802252c61e2a84a9cf9c9422661ece549f38c220dfa3d1e0cea12c7", kill_on_drop: false }`
[INFO] [stderr] warning: struct `TStr` is never constructed
[INFO] [stderr]  --> tests/tests.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct TStr<'a>(pub &'a str);
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `xmlwriter` (test "tests") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xmlwriter-f52107cfa5739dad)
[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]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-abcbf40ff9baebee)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test attrs_indent_01 ... ok
[INFO] [stdout] test write_attribute_03 ... ok
[INFO] [stdout] test write_attribute_04 ... ok
[INFO] [stdout] test write_attribute_05 ... ok
[INFO] [stdout] test write_attribute_02 ... ok
[INFO] [stdout] test write_attribute_06 ... ok
[INFO] [stdout] test write_comment_02 ... ok
[INFO] [stdout] test write_attribute_07 ... ok
[INFO] [stdout] test write_comment_07 ... ok
[INFO] [stdout] test write_comment_01 ... ok
[INFO] [stdout] test write_comment_03 ... ok
[INFO] [stdout] test write_comment_08 ... ok
[INFO] [stdout] test write_comment_04 ... ok
[INFO] [stdout] test write_declaration_01 ... ok
[INFO] [stdout] test write_element_02 ... ok
[INFO] [stdout] test write_element_03 ... ok
[INFO] [stdout] test write_comment_05 ... ok
[INFO] [stdout] test write_element_06 ... ok
[INFO] [stdout] test write_comment_06 ... ok
[INFO] [stdout] test write_preserve_text_01 ... ok
[INFO] [stdout] test write_element_05 ... ok
[INFO] [stdout] test write_element_01 ... ok
[INFO] [stdout] test write_single_quote_02 ... ok
[INFO] [stdout] test write_preserve_text_02 ... ok
[INFO] [stdout] test write_single_quote_01 ... ok
[INFO] [stdout] test write_text_05 ... ok
[INFO] [stdout] test write_text_04 ... ok
[INFO] [stdout] test write_text_06 ... ok
[INFO] [stdout] test write_text_07 ... ok
[INFO] [stdout] test write_text_08 ... ok
[INFO] [stdout] test write_text_09 ... ok
[INFO] [stdout] test write_text_11 ... ok
[INFO] [stdout] test write_text_10 ... ok
[INFO] [stdout] test write_declaration_03 - should panic ... ok
[INFO] [stdout] test write_attribute_01 - should panic ... ok
[INFO] [stdout] test write_text_01 - should panic ... ok
[INFO] [stdout] test write_declaration_02 - should panic ... ok
[INFO] [stdout] test write_text_02 - should panic ... ok
[INFO] [stdout] test write_text_03 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xmlwriter
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - XmlWriter::set_preserve_whitespaces (line 418) ... ok
[INFO] [stdout] test src/lib.rs - XmlWriter::end_document (line 525) ... ok
[INFO] [stdout] test src/lib.rs - XmlWriter::write_attribute_raw (line 351) ... ok
[INFO] [stdout] test src/lib.rs - XmlWriter::write_attribute (line 292) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - XmlWriter::write_attribute_fmt (line 316) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e022bba84802252c61e2a84a9cf9c9422661ece549f38c220dfa3d1e0cea12c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e022bba84802252c61e2a84a9cf9c9422661ece549f38c220dfa3d1e0cea12c7", kill_on_drop: false }`
[INFO] [stdout] e022bba84802252c61e2a84a9cf9c9422661ece549f38c220dfa3d1e0cea12c7