[INFO] updating cached repository https://github.com/Vogte999/quizLetMut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e8f8fe83412326ad93f14b6ae7e652f38fb8570
[INFO] checking Vogte999/quizLetMut against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVogte999%2FquizLetMut" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vogte999/quizLetMut on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vogte999/quizLetMut
[INFO] finished tweaking git repo https://github.com/Vogte999/quizLetMut
[INFO] tweaked toml for git repo https://github.com/Vogte999/quizLetMut written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Vogte999/quizLetMut already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c8fa4dfa815f5aa4206b85ebb5b77c39384340b0754c56c8f41e567190d4a6e
[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" "0c8fa4dfa815f5aa4206b85ebb5b77c39384340b0754c56c8f41e567190d4a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c8fa4dfa815f5aa4206b85ebb5b77c39384340b0754c56c8f41e567190d4a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c8fa4dfa815f5aa4206b85ebb5b77c39384340b0754c56c8f41e567190d4a6e", kill_on_drop: false }`
[INFO] [stdout] 0c8fa4dfa815f5aa4206b85ebb5b77c39384340b0754c56c8f41e567190d4a6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7af3cc4948af51d41b123162f6446197c40c221a592f2e0ad0ee2cf013404a09
[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" "7af3cc4948af51d41b123162f6446197c40c221a592f2e0ad0ee2cf013404a09", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.13
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling gio v0.4.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.4.0
[INFO] [stderr]    Compiling cairo-rs v0.4.1
[INFO] [stderr]     Checking c_vec v1.3.2
[INFO] [stderr]    Compiling gdk v0.8.0
[INFO] [stderr]    Compiling serde v1.0.71
[INFO] [stderr]    Compiling gtk v0.4.1
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]    Compiling quote v0.6.5
[INFO] [stderr]    Compiling glib-sys v0.6.0
[INFO] [stderr]    Compiling gobject-sys v0.6.0
[INFO] [stderr]    Compiling gio-sys v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.6.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.6.0
[INFO] [stderr]    Compiling pango-sys v0.6.0
[INFO] [stderr]    Compiling gdk-sys v0.6.0
[INFO] [stderr]    Compiling atk-sys v0.6.0
[INFO] [stderr]    Compiling gtk-sys v0.6.0
[INFO] [stderr]    Compiling syn v0.14.7
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking glib v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]     Checking pango v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.24
[INFO] [stderr]     Checking quiz_let_mut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "7af3cc4948af51d41b123162f6446197c40c221a592f2e0ad0ee2cf013404a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7af3cc4948af51d41b123162f6446197c40c221a592f2e0ad0ee2cf013404a09", kill_on_drop: false }`
[INFO] [stdout] 7af3cc4948af51d41b123162f6446197c40c221a592f2e0ad0ee2cf013404a09