[INFO] fetching crate multi_mut 0.1.3... [INFO] checking multi_mut-0.1.3 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782 [INFO] extracting crate multi_mut 0.1.3 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate multi_mut 0.1.3 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate multi_mut 0.1.3 [INFO] finished tweaking crates.io crate multi_mut 0.1.3 [INFO] tweaked toml for crates.io crate multi_mut 0.1.3 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 48856e2808775e5698f84cffb555574198db4db071098dcdc168cc72c6d4a7eb [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" "48856e2808775e5698f84cffb555574198db4db071098dcdc168cc72c6d4a7eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "48856e2808775e5698f84cffb555574198db4db071098dcdc168cc72c6d4a7eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48856e2808775e5698f84cffb555574198db4db071098dcdc168cc72c6d4a7eb", kill_on_drop: false }` [INFO] [stdout] 48856e2808775e5698f84cffb555574198db4db071098dcdc168cc72c6d4a7eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c02453f99d77b23eea998e6fa85170e9094ba4e73768a66333f43fa7d4d8bdeb [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" "c02453f99d77b23eea998e6fa85170e9094ba4e73768a66333f43fa7d4d8bdeb", kill_on_drop: false }` [INFO] [stderr] Checking multi_mut v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "c02453f99d77b23eea998e6fa85170e9094ba4e73768a66333f43fa7d4d8bdeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c02453f99d77b23eea998e6fa85170e9094ba4e73768a66333f43fa7d4d8bdeb", kill_on_drop: false }` [INFO] [stdout] c02453f99d77b23eea998e6fa85170e9094ba4e73768a66333f43fa7d4d8bdeb