[INFO] crate wesers 0.4.1 is already in cache
[INFO] testing wesers-0.4.1 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate wesers 0.4.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate wesers 0.4.1 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wesers 0.4.1
[INFO] finished tweaking crates.io crate wesers 0.4.1
[INFO] tweaked toml for crates.io crate wesers 0.4.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e7a2f854d3ef1037a68f0a036460c476fdba8ace52570b2f14a74c250ff7011a
[INFO] running `"docker" "start" "-a" "e7a2f854d3ef1037a68f0a036460c476fdba8ace52570b2f14a74c250ff7011a"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling sequence_trie v0.0.13
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling mustache v0.7.0
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling hyper v0.9.18
[INFO] [stderr]    Compiling iron v0.4.0
[INFO] [stderr]    Compiling mount v0.2.1
[INFO] [stderr]    Compiling logger v0.1.0
[INFO] [stderr]    Compiling staticfile v0.3.1
[INFO] [stderr]    Compiling wesers v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: environment variable `OUT_DIR` not defined
[INFO] [stderr]   --> build.rs:10:38
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let cargo_target_dir = Path::new(env!("OUT_DIR"))
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `wesers`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e7a2f854d3ef1037a68f0a036460c476fdba8ace52570b2f14a74c250ff7011a"`
[INFO] running `"docker" "rm" "-f" "e7a2f854d3ef1037a68f0a036460c476fdba8ace52570b2f14a74c250ff7011a"`
[INFO] [stdout] e7a2f854d3ef1037a68f0a036460c476fdba8ace52570b2f14a74c250ff7011a