[INFO] fetching crate libipld 0.3.0...
[INFO] checking libipld-0.3.0 against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] extracting crate libipld 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate libipld 0.3.0 on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libipld 0.3.0
[INFO] finished tweaking crates.io crate libipld 0.3.0
[INFO] tweaked toml for crates.io crate libipld 0.3.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] [stderr] Blocking waiting for file lock on package cache
[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] f7068fc1be43c6b7ed136b7d75d00f5a1b996c5ee0a87034f4aa7b7647baee0f
[INFO] running `"docker" "start" "-a" "f7068fc1be43c6b7ed136b7d75d00f5a1b996c5ee0a87034f4aa7b7647baee0f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] Compiling libc v0.2.71
[INFO] [stderr] Checking lazy_static v1.4.0
[INFO] [stderr] Compiling data-encoding v2.2.1
[INFO] [stderr] Checking base-x v0.2.6
[INFO] [stderr] Checking remove_dir_all v0.5.2
[INFO] [stderr] Compiling log v0.4.8
[INFO] [stderr] Compiling nix v0.17.0
[INFO] [stderr] Checking void v1.0.2
[INFO] [stderr] Checking itoa v0.4.5
[INFO] [stderr] Checking unicode-width v0.1.7
[INFO] [stderr] Checking scoped-tls-hkt v0.1.2
[INFO] [stderr] Checking async-task v3.0.0
[INFO] [stderr] Checking same-file v1.0.6
[INFO] [stderr] Checking permutohedron v0.2.4
[INFO] [stderr] Compiling num-traits v0.2.11
[INFO] [stderr] Checking rand_jitter v0.1.4
[INFO] [stderr] Compiling rand_chacha v0.1.1
[INFO] [stderr] Compiling rand_pcg v0.1.2
[INFO] [stderr] Compiling rand v0.6.5
[INFO] [stderr] Checking regex v1.3.9
[INFO] [stderr] Checking itertools v0.9.0
[INFO] [stderr] Checking rand_xorshift v0.1.1
[INFO] [stderr] Checking rand_hc v0.1.0
[INFO] [stderr] Checking rand_isaac v0.1.1
[INFO] [stderr] Checking textwrap v0.11.0
[INFO] [stderr] Checking bitflags v1.2.1
[INFO] [stderr] Checking memchr v2.3.3
[INFO] [stderr] Checking crossbeam-utils v0.7.2
[INFO] [stderr] Checking walkdir v2.3.1
[INFO] [stderr] Checking regex-automata v0.1.9
[INFO] [stderr] Checking serde_json v1.0.53
[INFO] [stderr] Checking block-buffer v0.7.3
[INFO] [stderr] Checking digest v0.8.1
[INFO] [stderr] Compiling syn v1.0.29
[INFO] [stderr] Checking clap v2.33.1
[INFO] [stderr] Checking sha2 v0.8.2
[INFO] [stderr] Checking sha-1 v0.8.2
[INFO] [stderr] Checking sha3 v0.8.2
[INFO] [stderr] Checking csv-core v0.1.10
[INFO] [stderr] Checking crossbeam-epoch v0.8.2
[INFO] [stderr] Checking crossbeam-queue v0.2.2
[INFO] [stderr] Checking crossbeam-channel v0.4.2
[INFO] [stderr] Checking bstr v0.2.13
[INFO] [stderr] Checking kv-log-macro v1.0.6
[INFO] [stderr] Checking multihash v0.11.2
[INFO] [stderr] Checking crossbeam-deque v0.7.3
[INFO] [stderr] Checking crossbeam v0.7.3
[INFO] [stderr] Checking csv v1.1.3
[INFO] [stderr] Checking criterion-plot v0.4.2
[INFO] [stderr] Checking plotters v0.2.15
[INFO] [stderr] Checking tinytemplate v1.0.4
[INFO] [stderr] Checking getrandom v0.1.14
[INFO] [stderr] Checking num_cpus v1.13.0
[INFO] [stderr] Checking wait-timeout v0.2.0
[INFO] [stderr] Checking socket2 v0.3.12
[INFO] [stderr] Checking rand v0.5.6
[INFO] [stderr] Checking rand_os v0.1.3
[INFO] [stderr] Checking atty v0.2.14
[INFO] [stderr] Checking rand_core v0.5.1
[INFO] [stderr] Checking rayon-core v1.7.0
[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 tempfile v3.1.0
[INFO] [stderr] Checking rusty-fork v0.2.2
[INFO] [stderr] Checking proptest v0.8.7
[INFO] [stderr] Checking proptest v0.9.6
[INFO] [stderr] Compiling synstructure v0.12.3
[INFO] [stderr] Compiling data-encoding-macro-internal v0.1.8
[INFO] [stderr] Compiling pin-project-internal v0.4.17
[INFO] [stderr] Compiling thiserror-impl v1.0.19
[INFO] [stderr] Compiling async-attributes v1.1.1
[INFO] [stderr] Compiling serde_derive v1.0.111
[INFO] [stderr] Compiling libipld-cbor-derive v0.3.0
[INFO] [stderr] Checking model v0.1.2
[INFO] [stderr] Checking data-encoding-macro v0.1.8
[INFO] [stderr] Checking multibase v0.8.0
[INFO] [stderr] Checking cid v0.5.1
[INFO] [stderr] Checking thiserror v1.0.19
[INFO] [stderr] Checking libipld-core v0.3.0
[INFO] [stderr] Checking libipld-macro v0.3.0
[INFO] [stderr] Checking libipld-cbor v0.3.0
[INFO] [stderr] Checking pin-project v0.4.17
[INFO] [stderr] Checking futures-util v0.3.5
[INFO] [stderr] Checking criterion v0.3.2
[INFO] [stderr] Checking piper v0.1.2
[INFO] [stderr] Checking smol v0.1.10
[INFO] [stderr] Checking async-std v1.6.0
[INFO] [stderr] Checking libipld v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0706]: functions in traits cannot be declared `async`
[INFO] [stderr] --> benches/store.rs:26:5
[INFO] [stderr] |
[INFO] [stderr] 26 | async fn read(&self, cid: &Cid) -> Result