[INFO] fetching crate union_impl 0.1.3...
[INFO] checking union_impl-0.1.3 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate union_impl 0.1.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate union_impl 0.1.3 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate union_impl 0.1.3
[INFO] finished tweaking crates.io crate union_impl 0.1.3
[INFO] tweaked toml for crates.io crate union_impl 0.1.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded union_export v0.1.3
[INFO] [stderr]   Downloaded union_impl v0.1.3
[INFO] [stderr]   Downloaded union v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c04f18325fb178ab0de99ee2303b081856a7f9899caf18e9b8e81f8babb5d96
[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" "0c04f18325fb178ab0de99ee2303b081856a7f9899caf18e9b8e81f8babb5d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c04f18325fb178ab0de99ee2303b081856a7f9899caf18e9b8e81f8babb5d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c04f18325fb178ab0de99ee2303b081856a7f9899caf18e9b8e81f8babb5d96", kill_on_drop: false }`
[INFO] [stdout] 0c04f18325fb178ab0de99ee2303b081856a7f9899caf18e9b8e81f8babb5d96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8604e644b6b1e5030849959f5df9748af1a4ffc2f2e44058b792582020905d45
[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" "8604e644b6b1e5030849959f5df9748af1a4ffc2f2e44058b792582020905d45", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking union_impl v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling union_impl v0.1.3
[INFO] [stderr]    Compiling union_export v0.1.3
[INFO] [stderr]     Checking union v0.1.7
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.68s
[INFO] running `Command { std: "docker" "inspect" "8604e644b6b1e5030849959f5df9748af1a4ffc2f2e44058b792582020905d45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8604e644b6b1e5030849959f5df9748af1a4ffc2f2e44058b792582020905d45", kill_on_drop: false }`
[INFO] [stdout] 8604e644b6b1e5030849959f5df9748af1a4ffc2f2e44058b792582020905d45