[INFO] fetching crate xmlem 0.3.1...
[INFO] building xmlem-0.3.1 against master#f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9 for pr-137044-2
[INFO] extracting crate xmlem 0.3.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate xmlem 0.3.1 on toolchain f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xmlem 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate xmlem 0.3.1
[INFO] tweaked toml for crates.io crate xmlem 0.3.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate xmlem 0.3.1 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" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unic-ucd v0.9.0
[INFO] [stderr]   Downloaded matches v0.1.10
[INFO] [stderr]   Downloaded unic-ucd-hangul v0.9.0
[INFO] [stderr]   Downloaded precomputed-hash v0.1.1
[INFO] [stderr]   Downloaded qname-impl v0.2.0
[INFO] [stderr]   Downloaded qname v0.2.0
[INFO] [stderr]   Downloaded qname-macro v0.2.0
[INFO] [stderr]   Downloaded phf_macros v0.11.2
[INFO] [stderr]   Downloaded unic-ucd-block v0.9.0
[INFO] [stderr]   Downloaded unic-ucd-name_aliases v0.9.0
[INFO] [stderr]   Downloaded cssparser-macros v0.6.1
[INFO] [stderr]   Downloaded unic-ucd-case v0.9.0
[INFO] [stderr]   Downloaded unic-ucd-common v0.9.0
[INFO] [stderr]   Downloaded cssparser v0.34.0
[INFO] [stderr]   Downloaded unic-ucd-normal v0.9.0
[INFO] [stderr]   Downloaded unic-ucd-name v0.9.0
[INFO] [stderr]   Downloaded selectors v0.26.0
[INFO] [stderr]   Downloaded quick-xml v0.37.0
[INFO] [stderr]   Downloaded dtoa v1.0.9
[INFO] [stderr]   Downloaded dtoa-short v0.3.5
[INFO] [stderr]   Downloaded servo_arc v0.4.0
[INFO] [stderr]   Downloaded unic-ucd-age v0.9.0
[INFO] [stderr]   Downloaded unic-ucd-bidi v0.9.0
[INFO] [stderr]   Downloaded unic-ucd-ident v0.9.0
[INFO] [stderr]   Downloaded unic-ucd-category v0.9.0
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d43c0b0d786bbe61fda597d7075001607f57577e4c2cb0a409a769b4b358afa9
[INFO] running `Command { std: "docker" "start" "-a" "d43c0b0d786bbe61fda597d7075001607f57577e4c2cb0a409a769b4b358afa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d43c0b0d786bbe61fda597d7075001607f57577e4c2cb0a409a769b4b358afa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d43c0b0d786bbe61fda597d7075001607f57577e4c2cb0a409a769b4b358afa9", kill_on_drop: false }`
[INFO] [stdout] d43c0b0d786bbe61fda597d7075001607f57577e4c2cb0a409a769b4b358afa9
[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=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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49ac32a0ebca230ee437c599271f584bb5cb056b87b69e0ce3c5c67ae1627300
[INFO] running `Command { std: "docker" "start" "-a" "49ac32a0ebca230ee437c599271f584bb5cb056b87b69e0ce3c5c67ae1627300", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.88
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling dtoa v1.0.9
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling servo_arc v0.4.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling unic-ucd-hangul v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling quick-xml v0.37.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling unic-ucd-category v0.9.0
[INFO] [stderr]    Compiling unic-ucd-common v0.9.0
[INFO] [stderr]    Compiling unic-ucd-case v0.9.0
[INFO] [stderr]    Compiling unic-ucd-block v0.9.0
[INFO] [stderr]    Compiling unic-ucd-name v0.9.0
[INFO] [stderr]    Compiling unic-ucd-bidi v0.9.0
[INFO] [stderr]    Compiling unic-ucd-age v0.9.0
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling unic-ucd-name_aliases v0.9.0
[INFO] [stderr]    Compiling unic-ucd-ident v0.9.0
[INFO] [stderr]    Compiling unic-ucd-normal v0.9.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling selectors v0.26.0
[INFO] [stderr]    Compiling syn v2.0.82
[INFO] [stderr]    Compiling qname-impl v0.2.0
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling cssparser v0.34.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling qname-macro v0.2.0
[INFO] [stderr]    Compiling qname v0.2.0
[INFO] [stderr]    Compiling unic-ucd v0.9.0
[INFO] [stderr]    Compiling xmlem v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.57s
[INFO] running `Command { std: "docker" "inspect" "49ac32a0ebca230ee437c599271f584bb5cb056b87b69e0ce3c5c67ae1627300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49ac32a0ebca230ee437c599271f584bb5cb056b87b69e0ce3c5c67ae1627300", kill_on_drop: false }`
[INFO] [stdout] 49ac32a0ebca230ee437c599271f584bb5cb056b87b69e0ce3c5c67ae1627300
[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=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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e6665b10a053617846b54265f7310ab0e280027409f2116f48c82a8edbae6c2
[INFO] running `Command { std: "docker" "start" "-a" "0e6665b10a053617846b54265f7310ab0e280027409f2116f48c82a8edbae6c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmlem v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "0e6665b10a053617846b54265f7310ab0e280027409f2116f48c82a8edbae6c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e6665b10a053617846b54265f7310ab0e280027409f2116f48c82a8edbae6c2", kill_on_drop: false }`
[INFO] [stdout] 0e6665b10a053617846b54265f7310ab0e280027409f2116f48c82a8edbae6c2