[INFO] crate api 0.2.0 is already in cache
[INFO] testing api-0.2.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate api 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate api 0.2.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate api 0.2.0
[INFO] finished tweaking crates.io crate api 0.2.0
[INFO] tweaked toml for crates.io crate api 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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-2020-06-03" "build" "--frozen"`
[INFO] [stdout] cde67bec406ea5dbaa97e0a4c821d4fb7787707c6dd137e49acce861663dd98b
[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" "cde67bec406ea5dbaa97e0a4c821d4fb7787707c6dd137e49acce861663dd98b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling api v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "cde67bec406ea5dbaa97e0a4c821d4fb7787707c6dd137e49acce861663dd98b"`
[INFO] running `"docker" "rm" "-f" "cde67bec406ea5dbaa97e0a4c821d4fb7787707c6dd137e49acce861663dd98b"`
[INFO] [stdout] cde67bec406ea5dbaa97e0a4c821d4fb7787707c6dd137e49acce861663dd98b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2c92d78afa17839b276e532011572790e88044941bb9edb9e24eaa7acda74a20
[INFO] running `"docker" "start" "-a" "2c92d78afa17839b276e532011572790e88044941bb9edb9e24eaa7acda74a20"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling api v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0601]: `main` function not found in crate `httpbin`
[INFO] [stderr]   --> examples/httpbin.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / #![cfg(feature = "use-hyper")]
[INFO] [stderr] 2  | | extern crate api;
[INFO] [stderr] 3  | | extern crate hyper;
[INFO] [stderr] 4  | | extern crate serde;
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |     println!("{:?}", resp);
[INFO] [stderr] 62 | | }
[INFO] [stderr]    | |_^ consider adding a `main` function to `examples/httpbin.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `api`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "2c92d78afa17839b276e532011572790e88044941bb9edb9e24eaa7acda74a20"`
[INFO] running `"docker" "rm" "-f" "2c92d78afa17839b276e532011572790e88044941bb9edb9e24eaa7acda74a20"`
[INFO] [stdout] 2c92d78afa17839b276e532011572790e88044941bb9edb9e24eaa7acda74a20