[INFO] crate conman 0.1.6 is already in cache
[INFO] checking conman-0.1.6 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate conman 0.1.6 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate conman 0.1.6 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conman 0.1.6
[INFO] finished tweaking crates.io crate conman 0.1.6
[INFO] tweaked toml for crates.io crate conman 0.1.6 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4885d65b30bbe7e08dba4385905012f39371f5f1fa3c99fb09af29abc1ede42
[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" "c4885d65b30bbe7e08dba4385905012f39371f5f1fa3c99fb09af29abc1ede42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4885d65b30bbe7e08dba4385905012f39371f5f1fa3c99fb09af29abc1ede42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4885d65b30bbe7e08dba4385905012f39371f5f1fa3c99fb09af29abc1ede42", kill_on_drop: false }`
[INFO] [stdout] c4885d65b30bbe7e08dba4385905012f39371f5f1fa3c99fb09af29abc1ede42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 504c1cc4386b861ca0929269b12e12b1bbf596885f6169e724b348bc41d64de0
[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" "504c1cc4386b861ca0929269b12e12b1bbf596885f6169e724b348bc41d64de0", kill_on_drop: false }`
[INFO] [stderr]     Checking conman v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "504c1cc4386b861ca0929269b12e12b1bbf596885f6169e724b348bc41d64de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "504c1cc4386b861ca0929269b12e12b1bbf596885f6169e724b348bc41d64de0", kill_on_drop: false }`
[INFO] [stdout] 504c1cc4386b861ca0929269b12e12b1bbf596885f6169e724b348bc41d64de0