[INFO] fetching crate xlsx 0.1.0...
[INFO] testing xlsx-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate xlsx 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate xlsx 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xlsx 0.1.0
[INFO] finished tweaking crates.io crate xlsx 0.1.0
[INFO] tweaked toml for crates.io crate xlsx 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c7f53b27943ecef5940b4f856e978e66001980d2ff753e18ea3081105a4e0240
[INFO] running `Command { std: "docker" "start" "-a" "c7f53b27943ecef5940b4f856e978e66001980d2ff753e18ea3081105a4e0240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7f53b27943ecef5940b4f856e978e66001980d2ff753e18ea3081105a4e0240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f53b27943ecef5940b4f856e978e66001980d2ff753e18ea3081105a4e0240", kill_on_drop: false }`
[INFO] [stdout] c7f53b27943ecef5940b4f856e978e66001980d2ff753e18ea3081105a4e0240
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 203bd4399fad041ae2ad5072110f4b81ba0491cc0e96ab4138b88727bf095a04
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "203bd4399fad041ae2ad5072110f4b81ba0491cc0e96ab4138b88727bf095a04", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml_writer v0.1.4
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xml_writer-0.1.4/src/xml_writer.rs:145:49
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 _    => try!(self.write_slice(c.encode_utf8().as_slice()))
[INFO] [stdout]     |                                                 ^^^^^^^^^^^- supplied 0 arguments
[INFO] [stdout]     |                                                 |
[INFO] [stdout]     |                                                 expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for mutable reference `&mut str` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xml_writer-0.1.4/src/xml_writer.rs:145:63
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 _    => try!(self.write_slice(c.encode_utf8().as_slice()))
[INFO] [stdout]     |                                                               ^^^^^^^^ method not found in `&mut str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xml_writer` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "203bd4399fad041ae2ad5072110f4b81ba0491cc0e96ab4138b88727bf095a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203bd4399fad041ae2ad5072110f4b81ba0491cc0e96ab4138b88727bf095a04", kill_on_drop: false }`
[INFO] [stdout] 203bd4399fad041ae2ad5072110f4b81ba0491cc0e96ab4138b88727bf095a04