[INFO] fetching crate x-lint 0.1.0...
[INFO] checking x-lint-0.1.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate x-lint 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate x-lint 0.1.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate x-lint 0.1.0
[INFO] finished tweaking crates.io crate x-lint 0.1.0
[INFO] tweaked toml for crates.io crate x-lint 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded camino v1.0.4
[INFO] [stderr]   Downloaded rental v0.5.6
[INFO] [stderr]   Downloaded cfg-expr v0.7.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6811424784cc2869d76df7950bfc866076b0635f5f2075d1b5dc61e0ca12241
[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" "f6811424784cc2869d76df7950bfc866076b0635f5f2075d1b5dc61e0ca12241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6811424784cc2869d76df7950bfc866076b0635f5f2075d1b5dc61e0ca12241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6811424784cc2869d76df7950bfc866076b0635f5f2075d1b5dc61e0ca12241", kill_on_drop: false }`
[INFO] [stdout] f6811424784cc2869d76df7950bfc866076b0635f5f2075d1b5dc61e0ca12241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d73da2c79710db9d0a2c8ae3f92c8e55bc4bc5718c3deec0ecf296846731b09b
[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" "d73da2c79710db9d0a2c8ae3f92c8e55bc4bc5718c3deec0ecf296846731b09b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling camino v1.0.4
[INFO] [stderr]    Compiling target-spec v0.7.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pathdiff v0.2.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking cfg-expr v0.7.4
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking diffy v0.2.1
[INFO] [stderr]     Checking diffus v0.9.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking globset v0.4.7
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking atomicwrites v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking rental v0.5.6
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking guppy-summaries v0.4.0
[INFO] [stderr]     Checking cargo_metadata v0.12.3
[INFO] [stderr]     Checking guppy v0.8.0
[INFO] [stderr]     Checking hakari v0.2.0
[INFO] [stderr]     Checking determinator v0.3.0
[INFO] [stderr]     Checking x-core v0.1.0
[INFO] [stderr]     Checking x-lint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.98s
[INFO] running `Command { std: "docker" "inspect" "d73da2c79710db9d0a2c8ae3f92c8e55bc4bc5718c3deec0ecf296846731b09b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73da2c79710db9d0a2c8ae3f92c8e55bc4bc5718c3deec0ecf296846731b09b", kill_on_drop: false }`
[INFO] [stdout] d73da2c79710db9d0a2c8ae3f92c8e55bc4bc5718c3deec0ecf296846731b09b