[INFO] fetching crate cargo_demo_ls 0.1.0...
[INFO] checking cargo_demo_ls-0.1.0 against master#7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772 for pr-73084-1
[INFO] extracting crate cargo_demo_ls 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cargo_demo_ls 0.1.0 on toolchain 7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo_demo_ls 0.1.0
[INFO] finished tweaking crates.io crate cargo_demo_ls 0.1.0
[INFO] tweaked toml for crates.io crate cargo_demo_ls 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772" "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] 3e684c285cb6473c54b4da3f3d9ae571d785e31986567fc421e2e0b0b7b35789
[INFO] running `Command { std: "docker" "start" "-a" "3e684c285cb6473c54b4da3f3d9ae571d785e31986567fc421e2e0b0b7b35789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e684c285cb6473c54b4da3f3d9ae571d785e31986567fc421e2e0b0b7b35789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e684c285cb6473c54b4da3f3d9ae571d785e31986567fc421e2e0b0b7b35789", kill_on_drop: false }`
[INFO] [stdout] 3e684c285cb6473c54b4da3f3d9ae571d785e31986567fc421e2e0b0b7b35789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21eda3a4620cbe3cb02438b5b46899e1e86033963874ccdc9e38bcfcbd8fc9ce
[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" "21eda3a4620cbe3cb02438b5b46899e1e86033963874ccdc9e38bcfcbd8fc9ce", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking polyval v0.3.3
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking ghash v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking aes-gcm v0.5.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking cookie v0.11.3
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling rocket_http v0.4.5
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling rocket_codegen v0.4.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking rocket v0.4.5
[INFO] [stderr]     Checking cargo_demo_ls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.65s
[INFO] running `Command { std: "docker" "inspect" "21eda3a4620cbe3cb02438b5b46899e1e86033963874ccdc9e38bcfcbd8fc9ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21eda3a4620cbe3cb02438b5b46899e1e86033963874ccdc9e38bcfcbd8fc9ce", kill_on_drop: false }`
[INFO] [stdout] 21eda3a4620cbe3cb02438b5b46899e1e86033963874ccdc9e38bcfcbd8fc9ce