[INFO] fetching crate svgdom 0.18.0...
[INFO] checking svgdom-0.18.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate svgdom 0.18.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate svgdom 0.18.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate svgdom 0.18.0
[INFO] finished tweaking crates.io crate svgdom 0.18.0
[INFO] tweaked toml for crates.io crate svgdom 0.18.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate svgdom 0.18.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded xmlparser v0.9.0
[INFO] [stderr]   Downloaded roxmltree v0.6.0
[INFO] [stderr]   Downloaded ctor v0.1.9
[INFO] [stderr]   Downloaded output_vt100 v0.1.2
[INFO] [stderr]   Downloaded quote v0.6.12
[INFO] [stderr]   Downloaded simplecss v0.2.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.54
[INFO] [stderr]   Downloaded syn v0.15.35
[INFO] [stderr]   Downloaded fern v0.5.8
[INFO] [stderr]   Downloaded libc v0.2.58
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] [stderr]   Downloaded float-cmp v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e5e9c0a854f9cafe1ee8434f3d56bf742bac1f6750b698622be4fd5d69359dd
[INFO] running `Command { std: "docker" "start" "-a" "8e5e9c0a854f9cafe1ee8434f3d56bf742bac1f6750b698622be4fd5d69359dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e5e9c0a854f9cafe1ee8434f3d56bf742bac1f6750b698622be4fd5d69359dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e5e9c0a854f9cafe1ee8434f3d56bf742bac1f6750b698622be4fd5d69359dd", kill_on_drop: false }`
[INFO] [stdout] 8e5e9c0a854f9cafe1ee8434f3d56bf742bac1f6750b698622be4fd5d69359dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab58e05713fb9b8d47810671428d0d4e3a0073db39bff04dfd05dd26eb86e1c9
[INFO] running `Command { std: "docker" "start" "-a" "ab58e05713fb9b8d47810671428d0d4e3a0073db39bff04dfd05dd26eb86e1c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking xmlparser v0.9.0
[INFO] [stderr]     Checking float-cmp v0.5.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking roxmltree v0.6.0
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking fern v0.5.8
[INFO] [stderr]     Checking svgdom v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/names.rs:869:24
[INFO] [stdout]     |
[INFO] [stdout] 869 |         let b = entry.0.borrow();
[INFO] [stdout]     |                        ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/attributes.rs:145:26
[INFO] [stdout]     |
[INFO] [stdout] 145 |             Some(i) => { mem::replace(&mut self.0[i], attr); }
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 145 |             Some(i) => { let _ = mem::replace(&mut self.0[i], attr); }
[INFO] [stdout]     |                          +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_buf` found for struct `Document` in the current scope
[INFO] [stdout]   --> benches/parser.rs:45:21
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 doc.write_buf(&mut ouput_data);
[INFO] [stdout]    |                     ^^^^^^^^^ method not found in `Document`
[INFO] [stdout] ...
[INFO] [stdout] 52 | do_write!(write_small, "benches/small.svg");
[INFO] [stdout]    | ------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `do_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_buf` found for struct `Document` in the current scope
[INFO] [stdout]   --> benches/parser.rs:45:21
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 doc.write_buf(&mut ouput_data);
[INFO] [stdout]    |                     ^^^^^^^^^ method not found in `Document`
[INFO] [stdout] ...
[INFO] [stdout] 53 | do_write!(write_medium, "benches/medium.svg");
[INFO] [stdout]    | --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `do_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_buf` found for struct `Document` in the current scope
[INFO] [stdout]   --> benches/parser.rs:45:21
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 doc.write_buf(&mut ouput_data);
[INFO] [stdout]    |                     ^^^^^^^^^ method not found in `Document`
[INFO] [stdout] ...
[INFO] [stdout] 54 | do_write!(write_large, "benches/large.svg");
[INFO] [stdout]    | ------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `do_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WriteBuffer`
[INFO] [stdout]   --> benches/parser.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | use svgdom::{Document, WriteBuffer};
[INFO] [stdout]    |                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `svgdom` (bench "parser") due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/names.rs:869:24
[INFO] [stdout]     |
[INFO] [stdout] 869 |         let b = entry.0.borrow();
[INFO] [stdout]     |                        ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/attributes.rs:145:26
[INFO] [stdout]     |
[INFO] [stdout] 145 |             Some(i) => { mem::replace(&mut self.0[i], attr); }
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 145 |             Some(i) => { let _ = mem::replace(&mut self.0[i], attr); }
[INFO] [stdout]     |                          +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ab58e05713fb9b8d47810671428d0d4e3a0073db39bff04dfd05dd26eb86e1c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab58e05713fb9b8d47810671428d0d4e3a0073db39bff04dfd05dd26eb86e1c9", kill_on_drop: false }`
[INFO] [stdout] ab58e05713fb9b8d47810671428d0d4e3a0073db39bff04dfd05dd26eb86e1c9