[INFO] fetching crate hypercore-protocol 0.0.1...
[INFO] testing hypercore-protocol-0.0.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate hypercore-protocol 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate hypercore-protocol 0.0.1 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 hypercore-protocol 0.0.1
[INFO] finished tweaking crates.io crate hypercore-protocol 0.0.1
[INFO] tweaked toml for crates.io crate hypercore-protocol 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate hypercore-protocol 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded random-access-memory v2.0.0
[INFO] [stderr]   Downloaded duplexify v1.1.0
[INFO] [stderr]   Downloaded pretty-hash v0.4.1
[INFO] [stderr]   Downloaded random-access-storage v4.0.0
[INFO] [stderr]   Downloaded snow v0.7.0-alpha5
[INFO] [stderr]   Downloaded random-access-disk v2.0.0
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d730a9dc93d30c63261c279463067f67358f3f2fec07c3f43f37fbf744f16289
[INFO] running `"docker" "start" "-a" "d730a9dc93d30c63261c279463067f67358f3f2fec07c3f43f37fbf744f16289"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling instant v0.1.2
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling varinteger v1.0.6
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling snow v0.7.0-alpha5
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling universal-hash v0.3.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling stream-cipher v0.3.2
[INFO] [stderr]    Compiling aead v0.2.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling salsa20 v0.4.1
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling polyval v0.3.3
[INFO] [stderr]    Compiling poly1305 v0.5.2
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling ghash v0.2.3
[INFO] [stderr]    Compiling aes v0.3.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling curve25519-dalek v2.0.0
[INFO] [stderr]    Compiling chacha20 v0.3.4
[INFO] [stderr]    Compiling aes-gcm v0.5.0
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling chacha20poly1305 v0.4.1
[INFO] [stderr]    Compiling pretty-hash v0.4.1
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling x25519-dalek v0.6.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling hypercore-protocol v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `"docker" "inspect" "d730a9dc93d30c63261c279463067f67358f3f2fec07c3f43f37fbf744f16289"`
[INFO] running `"docker" "rm" "-f" "d730a9dc93d30c63261c279463067f67358f3f2fec07c3f43f37fbf744f16289"`
[INFO] [stdout] d730a9dc93d30c63261c279463067f67358f3f2fec07c3f43f37fbf744f16289
[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=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] a28f8e86e0a619576d31869439699217f22f5890602f93df371028a05e62b855
[INFO] running `"docker" "start" "-a" "a28f8e86e0a619576d31869439699217f22f5890602f93df371028a05e62b855"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.1
[INFO] [stderr]    Compiling mkdirp v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling pretty-bytes v0.2.2
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling random-access-storage v4.0.0
[INFO] [stderr]    Compiling random-access-memory v2.0.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling piper v0.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.4.2
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling plotters v0.2.14
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling duplexify v1.1.0
[INFO] [stderr]    Compiling random-access-disk v2.0.0
[INFO] [stderr]    Compiling serde_json v1.0.52
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.0.4
[INFO] [stderr]    Compiling criterion v0.3.2
[INFO] [stderr]    Compiling hypercore-protocol v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `hypercore`
[INFO] [stderr]  --> examples/hypercore.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use hypercore::{Feed, Node, Proof, PublicKey, Signature, Storage};
[INFO] [stderr]   |     ^^^^^^^^^ use of undeclared type or module `hypercore`
[INFO] [stderr] 
[INFO] [stderr] error[E0392]: parameter `T` is never used
[INFO] [stderr]    --> examples/hypercore.rs:105:18
[INFO] [stderr]     |
[INFO] [stderr] 105 | struct FeedStore<T>
[INFO] [stderr]     |                  ^ unused parameter
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing `T`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stderr] 
[INFO] [stderr] error[E0392]: parameter `T` is never used
[INFO] [stderr]    --> examples/hypercore.rs:133:20
[INFO] [stderr]     |
[INFO] [stderr] 133 | struct FeedWrapper<T>
[INFO] [stderr]     |                    ^ unused parameter
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing `T`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0392, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0392`.
[INFO] [stderr] error: could not compile `hypercore-protocol`.
[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" "a28f8e86e0a619576d31869439699217f22f5890602f93df371028a05e62b855"`
[INFO] running `"docker" "rm" "-f" "a28f8e86e0a619576d31869439699217f22f5890602f93df371028a05e62b855"`
[INFO] [stdout] a28f8e86e0a619576d31869439699217f22f5890602f93df371028a05e62b855