[INFO] cloning repository https://github.com/LevitatingOrange/circular-family-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LevitatingOrange/circular-family-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLevitatingOrange%2Fcircular-family-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLevitatingOrange%2Fcircular-family-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b371aa50935cd9d0b4f2604683dd3ce856f5e78
[INFO] checking LevitatingOrange/circular-family-tree against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLevitatingOrange%2Fcircular-family-tree" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LevitatingOrange/circular-family-tree on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LevitatingOrange/circular-family-tree
[INFO] finished tweaking git repo https://github.com/LevitatingOrange/circular-family-tree
[INFO] tweaked toml for git repo https://github.com/LevitatingOrange/circular-family-tree written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LevitatingOrange/circular-family-tree 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded svg v0.5.12
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[INFO] [stderr]   Downloaded syn v0.15.26
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[INFO] [stderr]   Downloaded core-text v13.3.0
[INFO] [stderr]   Downloaded crc32fast v1.2.0
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[INFO] [stderr]   Downloaded svgtypes v0.5.0
[INFO] [stderr]   Downloaded quote v0.6.11
[INFO] [stderr]   Downloaded serde_derive v1.0.87
[INFO] [stderr]   Downloaded bitflags v1.1.0
[INFO] [stderr]   Downloaded syn v1.0.5
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[INFO] [stderr]   Downloaded quick-error v1.2.2
[INFO] [stderr]   Downloaded euclid v0.20.1
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[INFO] [stderr]   Downloaded thread_local v0.3.6
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[INFO] [stderr]   Downloaded core-graphics v0.17.3
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[INFO] [stderr]   Downloaded freetype v0.4.1
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[INFO] [stderr]   Downloaded take_mut v0.2.2
[INFO] [stderr]   Downloaded libflate v0.1.27
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[INFO] [stderr]   Downloaded proc-macro2 v0.4.27
[INFO] [stderr]   Downloaded rgb v0.8.14
[INFO] [stderr]   Downloaded core-foundation-sys v0.6.2
[INFO] [stderr]   Downloaded pkg-config v0.3.15
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[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91fb2a2e9fd852b3400a206311e11f974666b38bc9f5c15c58eb601b6c1479c6
[INFO] running `Command { std: "docker" "start" "-a" "91fb2a2e9fd852b3400a206311e11f974666b38bc9f5c15c58eb601b6c1479c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91fb2a2e9fd852b3400a206311e11f974666b38bc9f5c15c58eb601b6c1479c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91fb2a2e9fd852b3400a206311e11f974666b38bc9f5c15c58eb601b6c1479c6", kill_on_drop: false }`
[INFO] [stdout] 91fb2a2e9fd852b3400a206311e11f974666b38bc9f5c15c58eb601b6c1479c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23a5ad2995de205e51d7001d2a698b6cf1038e25f7b664294f0732228c65819a
[INFO] running `Command { std: "docker" "start" "-a" "23a5ad2995de205e51d7001d2a698b6cf1038e25f7b664294f0732228c65819a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking euclid v0.20.1
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling harfbuzz-sys v0.3.2
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking float-cmp v0.5.2
[INFO] [stderr]     Checking xmlparser v0.9.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking roxmltree v0.7.0
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking lyon_geom v0.14.0
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking harfbuzz_rs v1.0.0
[INFO] [stderr]     Checking kurbo v0.2.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking sw-composite v0.5.10
[INFO] [stderr]     Checking unicode-script v0.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]     Checking typed-arena v1.5.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking ttf-parser v0.2.2
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking raqote v0.6.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]     Checking svg v0.5.12
[INFO] [stderr]     Checking usvg v0.8.0
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking resvg v0.8.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling structopt-derive v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]     Checking structopt v0.3.0
[INFO] [stderr]     Checking circular-binary-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `resvg::prelude::*`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use resvg::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `resvg::prelude::*`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use resvg::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.21s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.5.12
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "23a5ad2995de205e51d7001d2a698b6cf1038e25f7b664294f0732228c65819a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a5ad2995de205e51d7001d2a698b6cf1038e25f7b664294f0732228c65819a", kill_on_drop: false }`
[INFO] [stdout] 23a5ad2995de205e51d7001d2a698b6cf1038e25f7b664294f0732228c65819a