[INFO] fetching crate cl3 0.6.3...
[INFO] checking cl3-0.6.3 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate cl3 0.6.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cl3 0.6.3 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cl3 0.6.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cl3 0.6.3
[INFO] tweaked toml for crates.io crate cl3 0.6.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate cl3 0.6.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] beba79d8b7b6a3ecc3e44dd1f974c097edb81d7e15a655738f1b8cf06881886d
[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" "beba79d8b7b6a3ecc3e44dd1f974c097edb81d7e15a655738f1b8cf06881886d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "beba79d8b7b6a3ecc3e44dd1f974c097edb81d7e15a655738f1b8cf06881886d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beba79d8b7b6a3ecc3e44dd1f974c097edb81d7e15a655738f1b8cf06881886d", kill_on_drop: false }`
[INFO] [stdout] beba79d8b7b6a3ecc3e44dd1f974c097edb81d7e15a655738f1b8cf06881886d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2104e50713546b5842924001974d6bb4f791131411f59279accb411c5ee992e8
[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" "2104e50713546b5842924001974d6bb4f791131411f59279accb411c5ee992e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]     Checking cl3 v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.35s
[INFO] running `Command { std: "docker" "inspect" "2104e50713546b5842924001974d6bb4f791131411f59279accb411c5ee992e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2104e50713546b5842924001974d6bb4f791131411f59279accb411c5ee992e8", kill_on_drop: false }`
[INFO] [stdout] 2104e50713546b5842924001974d6bb4f791131411f59279accb411c5ee992e8