[INFO] cloning repository https://github.com/softprops/crate-label
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/softprops/crate-label" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftprops%2Fcrate-label", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftprops%2Fcrate-label'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f51907bb3a2650bd3f7227998da4d7bea2ae2bf7
[INFO] checking softprops/crate-label against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftprops%2Fcrate-label" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/softprops/crate-label 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 git repo https://github.com/softprops/crate-label
[INFO] finished tweaking git repo https://github.com/softprops/crate-label
[INFO] tweaked toml for git repo https://github.com/softprops/crate-label written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/softprops/crate-label already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: parsed version requirement `0.2*` is no longer valid
[INFO] [stderr] 
[INFO] [stderr] Previous versions of Cargo accepted this malformed requirement,
[INFO] [stderr] but it is being deprecated. This was found when parsing the manifest
[INFO] [stderr] of iron 0.1.21, and the correct version requirement is `0.2.*`.
[INFO] [stderr] 
[INFO] [stderr] This will soon become a hard error, so it's either recommended to
[INFO] [stderr] update to a fixed version or contact the upstream maintainer about
[INFO] [stderr] this warning.
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 79c53a3c5f45ca778494ae8d18962bb4e9c3d1bafb6990bc7c99141a4ce4f640
[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" "79c53a3c5f45ca778494ae8d18962bb4e9c3d1bafb6990bc7c99141a4ce4f640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79c53a3c5f45ca778494ae8d18962bb4e9c3d1bafb6990bc7c99141a4ce4f640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c53a3c5f45ca778494ae8d18962bb4e9c3d1bafb6990bc7c99141a4ce4f640", kill_on_drop: false }`
[INFO] [stdout] 79c53a3c5f45ca778494ae8d18962bb4e9c3d1bafb6990bc7c99141a4ce4f640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4252de989eb204ab99109e16cdeb8453df0aac167c56bef0f3504868dc9e88d9
[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" "4252de989eb204ab99109e16cdeb8453df0aac167c56bef0f3504868dc9e88d9", kill_on_drop: false }`
[INFO] [stderr] warning: parsed version requirement `0.2*` is no longer valid
[INFO] [stderr] 
[INFO] [stderr] Previous versions of Cargo accepted this malformed requirement,
[INFO] [stderr] but it is being deprecated. This was found when parsing the manifest
[INFO] [stderr] of iron 0.1.21, and the correct version requirement is `0.2.*`.
[INFO] [stderr] 
[INFO] [stderr] This will soon become a hard error, so it's either recommended to
[INFO] [stderr] update to a fixed version or contact the upstream maintainer about
[INFO] [stderr] this warning.
[INFO] [stderr] 
[INFO] [stderr] error: multiple packages link to native library `openssl`, but a native library can be linked only once
[INFO] [stderr] 
[INFO] [stderr] package `openssl-sys v0.6.7`
[INFO] [stderr]     ... which is depended on by `openssl v0.6.7`
[INFO] [stderr]     ... which is depended on by `cookie v0.1.21`
[INFO] [stderr]     ... which is depended on by `hyper v0.6.16`
[INFO] [stderr]     ... which is depended on by `iron v0.1.21`
[INFO] [stderr]     ... which is depended on by `crate-label v0.0.1 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `openssl`
[INFO] [stderr] 
[INFO] [stderr] package `openssl-sys v0.9.63`
[INFO] [stderr]     ... which is depended on by `openssl v0.10.34`
[INFO] [stderr]     ... which is depended on by `hyper v0.3.16`
[INFO] [stderr]     ... which is depended on by `crate-label v0.0.1 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `openssl`
[INFO] running `Command { std: "docker" "inspect" "4252de989eb204ab99109e16cdeb8453df0aac167c56bef0f3504868dc9e88d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4252de989eb204ab99109e16cdeb8453df0aac167c56bef0f3504868dc9e88d9", kill_on_drop: false }`
[INFO] [stdout] 4252de989eb204ab99109e16cdeb8453df0aac167c56bef0f3504868dc9e88d9