[INFO] updating cached repository https://github.com/c-o-l-o-r/ssz-cli
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed2ec03c683e8e7b390f80f62965080f9f01ab63
[INFO] checking c-o-l-o-r/ssz-cli against try#c846f8a7dc7af09647f397f047db9cc81acb60bd for pr-69129
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-o-l-o-r%2Fssz-cli" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/c-o-l-o-r/ssz-cli on toolchain c846f8a7dc7af09647f397f047db9cc81acb60bd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/c-o-l-o-r/ssz-cli
[INFO] finished tweaking git repo https://github.com/c-o-l-o-r/ssz-cli
[INFO] tweaked toml for git repo https://github.com/c-o-l-o-r/ssz-cli written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/c-o-l-o-r/ssz-cli already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-3/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[INFO] the lockfile is outdated, regenerating it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 `"/workspace/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "/opt/rustwide/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 85228cd431e7e7233e6a9bd537ce11945a08a7ea7e508e6975a6cd8d606e6860
[INFO] running `"docker" "start" "-a" "85228cd431e7e7233e6a9bd537ce11945a08a7ea7e508e6975a6cd8d606e6860"`
[INFO] [stderr]     Checking parity-codec v3.5.4
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking ethbloom v0.6.4
[INFO] [stderr]     Checking impl-codec v0.2.0
[INFO] [stderr]     Checking primitive-types v0.2.4
[INFO] [stderr]     Checking primitive-types v0.3.0
[INFO] [stderr]     Checking ethereum-types v0.6.0
[INFO] [stderr]     Checking ssz v0.1.2
[INFO] [stderr]     Checking sszt v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `indexmap::IndexMap`
[INFO] [stderr]   --> src/yaml.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     use indexmap::IndexMap;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.70s
[INFO] running `"docker" "inspect" "85228cd431e7e7233e6a9bd537ce11945a08a7ea7e508e6975a6cd8d606e6860"`
[INFO] running `"docker" "rm" "-f" "85228cd431e7e7233e6a9bd537ce11945a08a7ea7e508e6975a6cd8d606e6860"`
[INFO] [stdout] 85228cd431e7e7233e6a9bd537ce11945a08a7ea7e508e6975a6cd8d606e6860