[INFO] updating cached repository https://github.com/VukoDrakkeinen/magnatar
[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] 6d009d57449f575e204c109b43a83adaaa45fdd8
[INFO] checking VukoDrakkeinen/magnatar against beta-2019-11-03 for pr-65897-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVukoDrakkeinen%2Fmagnatar" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VukoDrakkeinen/magnatar on toolchain beta-2019-11-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-11-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/VukoDrakkeinen/magnatar
[INFO] finished tweaking git repo https://github.com/VukoDrakkeinen/magnatar
[INFO] tweaked toml for git repo https://github.com/VukoDrakkeinen/magnatar written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/VukoDrakkeinen/magnatar already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-11-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-11-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-11-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=allow" "-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" "+beta-2019-11-03" "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] e88918f0c5a7ac320ca8aba0204e0f94980257c530448ee3f2f9ee6d17c5e232
[INFO] running `"docker" "start" "-a" "e88918f0c5a7ac320ca8aba0204e0f94980257c530448ee3f2f9ee6d17c5e232"`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking bip_bencode v0.1.3
[INFO] [stderr]    Compiling syntex_pos v0.39.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syntex_errors v0.39.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling syntex_syntax v0.39.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_json v0.7.4
[INFO] [stderr]    Compiling syntex v0.39.0
[INFO] [stderr]    Compiling aster v0.22.1
[INFO] [stderr]    Compiling serde_codegen_internals v0.4.0
[INFO] [stderr]    Compiling quasi v0.16.0
[INFO] [stderr]    Compiling quasi_codegen v0.16.0
[INFO] [stderr]    Compiling serde_codegen v0.7.15
[INFO] [stderr]    Compiling magnatar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `"docker" "inspect" "e88918f0c5a7ac320ca8aba0204e0f94980257c530448ee3f2f9ee6d17c5e232"`
[INFO] running `"docker" "rm" "-f" "e88918f0c5a7ac320ca8aba0204e0f94980257c530448ee3f2f9ee6d17c5e232"`
[INFO] [stdout] e88918f0c5a7ac320ca8aba0204e0f94980257c530448ee3f2f9ee6d17c5e232