[INFO] updating cached repository https://github.com/Emurgo/cddl-codegen
[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] [stderr] From https://github.com/Emurgo/cddl-codegen
[INFO] [stderr]    b6a29fd..309bb8d  deserialization -> deserialization
[INFO] [stderr]    cf62019..7e0c044  master          -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7e0c044553defb587a33d4d46b3394bc0a4644a4
[INFO] checking Emurgo/cddl-codegen against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmurgo%2Fcddl-codegen" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Emurgo/cddl-codegen on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Emurgo/cddl-codegen
[INFO] finished tweaking git repo https://github.com/Emurgo/cddl-codegen
[INFO] tweaked toml for git repo https://github.com/Emurgo/cddl-codegen written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Emurgo/cddl-codegen already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+914adf04af1c1a984707f778da3d04590c03d144" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 38f43df72e8d6e3aa55b060fb4022c7531aa0fa17b84573881e530a14462a67d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "38f43df72e8d6e3aa55b060fb4022c7531aa0fa17b84573881e530a14462a67d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking half v1.4.1
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking annotate-snippets v0.7.0
[INFO] [stderr]     Checking cbor_event v2.1.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling lexical v4.2.0
[INFO] [stderr]     Checking crossterm_utils v0.2.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking codegen v0.1.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crossterm_screen v0.2.5
[INFO] [stderr]     Checking crossterm_cursor v0.2.6
[INFO] [stderr]     Checking crossterm_style v0.3.3
[INFO] [stderr]     Checking crossterm_input v0.3.9
[INFO] [stderr]     Checking crossterm_terminal v0.2.6
[INFO] [stderr]     Checking crossterm v0.9.6
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking serde_cbor v0.10.2
[INFO] [stderr]     Checking cddl v0.5.2
[INFO] [stderr]     Checking cddl_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.97s
[INFO] running `"docker" "inspect" "38f43df72e8d6e3aa55b060fb4022c7531aa0fa17b84573881e530a14462a67d"`
[INFO] running `"docker" "rm" "-f" "38f43df72e8d6e3aa55b060fb4022c7531aa0fa17b84573881e530a14462a67d"`
[INFO] [stdout] 38f43df72e8d6e3aa55b060fb4022c7531aa0fa17b84573881e530a14462a67d