[INFO] fetching crate vie 1.0.2...
[INFO] checking vie-1.0.2 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate vie 1.0.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate vie 1.0.2 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vie 1.0.2
[INFO] finished tweaking crates.io crate vie 1.0.2
[INFO] tweaked toml for crates.io crate vie 1.0.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate vie 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 409fa17d11ed94984bfe84e09890d5c0f79c1e591d8e4b674f887c04c4d1a60a
[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" "409fa17d11ed94984bfe84e09890d5c0f79c1e591d8e4b674f887c04c4d1a60a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "409fa17d11ed94984bfe84e09890d5c0f79c1e591d8e4b674f887c04c4d1a60a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "409fa17d11ed94984bfe84e09890d5c0f79c1e591d8e4b674f887c04c4d1a60a", kill_on_drop: false }`
[INFO] [stdout] 409fa17d11ed94984bfe84e09890d5c0f79c1e591d8e4b674f887c04c4d1a60a
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b40e31ff096723bf06dc1b498a3676ddf373992ea79e0adada1243e70a1b685f
[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" "b40e31ff096723bf06dc1b498a3676ddf373992ea79e0adada1243e70a1b685f", kill_on_drop: false }`
[INFO] [stderr]     Checking vie v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "b40e31ff096723bf06dc1b498a3676ddf373992ea79e0adada1243e70a1b685f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b40e31ff096723bf06dc1b498a3676ddf373992ea79e0adada1243e70a1b685f", kill_on_drop: false }`
[INFO] [stdout] b40e31ff096723bf06dc1b498a3676ddf373992ea79e0adada1243e70a1b685f