[INFO] updating cached repository https://github.com/mre/hyperjson
[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/mre/hyperjson
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/pip/maturin-0.7.9
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/pip/pylint-2.4.4
[INFO] [stderr]  * [new branch]      dependabot/pip/autopep8-1.5.2 -> dependabot/pip/autopep8-1.5.2
[INFO] [stderr]  * [new branch]      dependabot/pip/maturin-0.8.1 -> dependabot/pip/maturin-0.8.1
[INFO] [stderr]  * [new branch]      dependabot/pip/pylint-2.5.0 -> dependabot/pip/pylint-2.5.0
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 483f2f778667771205fcb39eedc9674dcd2b1fe5
[INFO] checking mre/hyperjson against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmre%2Fhyperjson" "/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/mre/hyperjson on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mre/hyperjson
[INFO] removed workspace from git repo https://github.com/mre/hyperjson
[INFO] finished tweaking git repo https://github.com/mre/hyperjson
[INFO] tweaked toml for git repo https://github.com/mre/hyperjson written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mre/hyperjson already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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[INFO] the lockfile is outdated, regenerating it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" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 4e0367a23fb8ef52932881b52935f0fa42f9d7df871a0c76dddaeac34958e926
[INFO] running `"docker" "start" "-a" "4e0367a23fb8ef52932881b52935f0fa42f9d7df871a0c76dddaeac34958e926"`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling unindent v0.1.5
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking backtrace-sys v0.1.37
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling pyo3-derive-backend v0.8.5
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling paste-impl v0.1.11
[INFO] [stderr]    Compiling inventory-impl v0.1.6
[INFO] [stderr]    Compiling ctor v0.1.14
[INFO] [stderr]    Compiling indoc-impl v0.3.5
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking indoc v0.3.5
[INFO] [stderr]     Checking paste v0.1.11
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking inventory v0.1.6
[INFO] [stderr]    Compiling pyo3cls v0.8.5
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]    Compiling pyo3 v0.8.5
[INFO] [stderr]     Checking hyperjson v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 03s
[INFO] running `"docker" "inspect" "4e0367a23fb8ef52932881b52935f0fa42f9d7df871a0c76dddaeac34958e926"`
[INFO] running `"docker" "rm" "-f" "4e0367a23fb8ef52932881b52935f0fa42f9d7df871a0c76dddaeac34958e926"`
[INFO] [stdout] 4e0367a23fb8ef52932881b52935f0fa42f9d7df871a0c76dddaeac34958e926