[INFO] cloning repository https://github.com/mlange-42/easy_graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mlange-42/easy_graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlange-42%2Feasy_graph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlange-42%2Feasy_graph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0afe3c0808690ff12c309ae0ef34e4c16258ef5c
[INFO] checking mlange-42/easy_graph against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlange-42%2Feasy_graph" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mlange-42/easy_graph on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mlange-42/easy_graph
[INFO] finished tweaking git repo https://github.com/mlange-42/easy_graph
[INFO] tweaked toml for git repo https://github.com/mlange-42/easy_graph written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/mlange-42/easy_graph already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b7ccae92f7b4b28797c80bf7e6e75eed7ba868a6c35686309ea034e4c79929b
[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" "9b7ccae92f7b4b28797c80bf7e6e75eed7ba868a6c35686309ea034e4c79929b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b7ccae92f7b4b28797c80bf7e6e75eed7ba868a6c35686309ea034e4c79929b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b7ccae92f7b4b28797c80bf7e6e75eed7ba868a6c35686309ea034e4c79929b", kill_on_drop: false }`
[INFO] [stdout] 9b7ccae92f7b4b28797c80bf7e6e75eed7ba868a6c35686309ea034e4c79929b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e9763843c9c1ec79ad112193ad271eb670177d1bce44d63c9e60d8980859824
[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" "7e9763843c9c1ec79ad112193ad271eb670177d1bce44d63c9e60d8980859824", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling minifb v0.15.3
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking deflate v0.8.3
[INFO] [stderr]     Checking tiff v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling wayland-scanner v0.24.1
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking png v0.16.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking euclid v0.20.7
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling wayland-client v0.24.1
[INFO] [stderr]    Compiling wayland-protocols v0.24.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking lyon_path v0.14.0
[INFO] [stderr]     Checking font-kit v0.4.0
[INFO] [stderr]     Checking wayland-commons v0.24.1
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking image v0.23.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling shrinkwraprs v0.2.3
[INFO] [stderr]     Checking easy_graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling paste-impl v0.1.7
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]     Checking paste v0.1.7
[INFO] [stderr]     Checking legion v0.2.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "7e9763843c9c1ec79ad112193ad271eb670177d1bce44d63c9e60d8980859824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9763843c9c1ec79ad112193ad271eb670177d1bce44d63c9e60d8980859824", kill_on_drop: false }`
[INFO] [stdout] 7e9763843c9c1ec79ad112193ad271eb670177d1bce44d63c9e60d8980859824