[INFO] fetching crate usvg 0.14.1...
[INFO] checking usvg-0.14.1 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate usvg 0.14.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate usvg 0.14.1 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate usvg 0.14.1
[INFO] finished tweaking crates.io crate usvg 0.14.1
[INFO] tweaked toml for crates.io crate usvg 0.14.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate usvg 0.14.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac587c85526640e02ef009c9bf3ef321faddb99e39ade0246cdffefbf27ebe84
[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" "ac587c85526640e02ef009c9bf3ef321faddb99e39ade0246cdffefbf27ebe84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac587c85526640e02ef009c9bf3ef321faddb99e39ade0246cdffefbf27ebe84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac587c85526640e02ef009c9bf3ef321faddb99e39ade0246cdffefbf27ebe84", kill_on_drop: false }`
[INFO] [stdout] ac587c85526640e02ef009c9bf3ef321faddb99e39ade0246cdffefbf27ebe84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d88e396774dfae6448068670cba2a7b12ebe720883434d966bc1cbf1e9cfb77
[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" "7d88e396774dfae6448068670cba2a7b12ebe720883434d966bc1cbf1e9cfb77", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-general-category v0.2.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking ttf-parser v0.9.0
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking unicode-script v0.5.2
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.1.0
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking unicode-ccc v0.1.1
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking pico-args v0.4.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking ttf-parser v0.12.0
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking kurbo v0.8.1
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking roxmltree v0.14.1
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking memmap2 v0.2.2
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking fontdb v0.5.1
[INFO] [stderr]     Checking rustybuzz v0.3.0
[INFO] [stderr]     Checking usvg v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.71s
[INFO] running `Command { std: "docker" "inspect" "7d88e396774dfae6448068670cba2a7b12ebe720883434d966bc1cbf1e9cfb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d88e396774dfae6448068670cba2a7b12ebe720883434d966bc1cbf1e9cfb77", kill_on_drop: false }`
[INFO] [stdout] 7d88e396774dfae6448068670cba2a7b12ebe720883434d966bc1cbf1e9cfb77