[INFO] crate unsigned-varint 0.4.0 is already in cache
[INFO] checking unsigned-varint-0.4.0 against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] extracting crate unsigned-varint 0.4.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate unsigned-varint 0.4.0 on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate unsigned-varint 0.4.0
[INFO] finished tweaking crates.io crate unsigned-varint 0.4.0
[INFO] tweaked toml for crates.io crate unsigned-varint 0.4.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate unsigned-varint 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] e7b4a54036a49b9a2677bb4d015e7bfef046275f93548e5efd24ad7b2203d256
[INFO] running `"docker" "start" "-a" "e7b4a54036a49b9a2677bb4d015e7bfef046275f93548e5efd24ad7b2203d256"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking unsigned-varint v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking plotters v0.2.14
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.16
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking tinytemplate v1.0.4
[INFO] [stderr]     Checking pin-project v0.4.16
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `"docker" "inspect" "e7b4a54036a49b9a2677bb4d015e7bfef046275f93548e5efd24ad7b2203d256"`
[INFO] running `"docker" "rm" "-f" "e7b4a54036a49b9a2677bb4d015e7bfef046275f93548e5efd24ad7b2203d256"`
[INFO] [stdout] e7b4a54036a49b9a2677bb4d015e7bfef046275f93548e5efd24ad7b2203d256