[INFO] fetching crate project 0.1.0... [INFO] checking project-0.1.0 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015 [INFO] extracting crate project 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate project 0.1.0 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate project 0.1.0 [INFO] finished tweaking crates.io crate project 0.1.0 [INFO] tweaked toml for crates.io crate project 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate project 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8496947392819d58a2f3d4e5d0fbe357f9cf6220852eec2be7e594926f26146 [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" "c8496947392819d58a2f3d4e5d0fbe357f9cf6220852eec2be7e594926f26146", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8496947392819d58a2f3d4e5d0fbe357f9cf6220852eec2be7e594926f26146", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8496947392819d58a2f3d4e5d0fbe357f9cf6220852eec2be7e594926f26146", kill_on_drop: false }` [INFO] [stdout] c8496947392819d58a2f3d4e5d0fbe357f9cf6220852eec2be7e594926f26146 [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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6fdcf54e39633c657f0349943a5caf6f563ca7d69c609220ab735bc2884cdac7 [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" "6fdcf54e39633c657f0349943a5caf6f563ca7d69c609220ab735bc2884cdac7", kill_on_drop: false }` [INFO] [stderr] Checking project v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "6fdcf54e39633c657f0349943a5caf6f563ca7d69c609220ab735bc2884cdac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fdcf54e39633c657f0349943a5caf6f563ca7d69c609220ab735bc2884cdac7", kill_on_drop: false }` [INFO] [stdout] 6fdcf54e39633c657f0349943a5caf6f563ca7d69c609220ab735bc2884cdac7