[INFO] fetching crate checkpoint 0.1.6...
[INFO] checking checkpoint-0.1.6 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate checkpoint 0.1.6 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate checkpoint 0.1.6 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate checkpoint 0.1.6
[INFO] finished tweaking crates.io crate checkpoint 0.1.6
[INFO] tweaked toml for crates.io crate checkpoint 0.1.6 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] 7f9552d46213456bfed14510ff58aeef4d5fcf5110a6e7903fa37f91540eebd8
[INFO] running `Command { std: "docker" "start" "-a" "7f9552d46213456bfed14510ff58aeef4d5fcf5110a6e7903fa37f91540eebd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f9552d46213456bfed14510ff58aeef4d5fcf5110a6e7903fa37f91540eebd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9552d46213456bfed14510ff58aeef4d5fcf5110a6e7903fa37f91540eebd8", kill_on_drop: false }`
[INFO] [stdout] 7f9552d46213456bfed14510ff58aeef4d5fcf5110a6e7903fa37f91540eebd8
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4d2e1bad9fa36963fc075b53ef1205afe8e949a3e532e1a9710dbb8b2c3e7d5
[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" "a4d2e1bad9fa36963fc075b53ef1205afe8e949a3e532e1a9710dbb8b2c3e7d5", kill_on_drop: false }`
[INFO] [stderr]     Checking checkpoint v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "a4d2e1bad9fa36963fc075b53ef1205afe8e949a3e532e1a9710dbb8b2c3e7d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d2e1bad9fa36963fc075b53ef1205afe8e949a3e532e1a9710dbb8b2c3e7d5", kill_on_drop: false }`
[INFO] [stdout] a4d2e1bad9fa36963fc075b53ef1205afe8e949a3e532e1a9710dbb8b2c3e7d5