[INFO] fetching crate lep 0.4.4...
[INFO] checking lep-0.4.4 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate lep 0.4.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lep 0.4.4 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lep 0.4.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate lep 0.4.4
[INFO] tweaked toml for crates.io crate lep 0.4.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate lep 0.4.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "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-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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ff0f145ca77f46db4fa959094ac8b3fb3da9e6c25a7a1426e47e4489acf3eadc
[INFO] running `Command { std: "docker" "start" "-a" "ff0f145ca77f46db4fa959094ac8b3fb3da9e6c25a7a1426e47e4489acf3eadc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff0f145ca77f46db4fa959094ac8b3fb3da9e6c25a7a1426e47e4489acf3eadc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff0f145ca77f46db4fa959094ac8b3fb3da9e6c25a7a1426e47e4489acf3eadc", kill_on_drop: false }`
[INFO] [stdout] ff0f145ca77f46db4fa959094ac8b3fb3da9e6c25a7a1426e47e4489acf3eadc
[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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d399feeb80f52e3e237e51973cc98aed42a1bb163e47a4996748a3b0ec2fbc6e
[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" "d399feeb80f52e3e237e51973cc98aed42a1bb163e47a4996748a3b0ec2fbc6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking lep v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rustyline v6.0.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.75s
[INFO] running `Command { std: "docker" "inspect" "d399feeb80f52e3e237e51973cc98aed42a1bb163e47a4996748a3b0ec2fbc6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d399feeb80f52e3e237e51973cc98aed42a1bb163e47a4996748a3b0ec2fbc6e", kill_on_drop: false }`
[INFO] [stdout] d399feeb80f52e3e237e51973cc98aed42a1bb163e47a4996748a3b0ec2fbc6e