[INFO] fetching crate openmls 0.2.0...
[INFO] checking openmls-0.2.0 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate openmls 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate openmls 0.2.0 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate openmls 0.2.0
[INFO] finished tweaking crates.io crate openmls 0.2.0
[INFO] tweaked toml for crates.io crate openmls 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 270a73f560eea44cefd80301d3ad6e6b4cdb204760ecaadcd295dcd1dc503f51
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "270a73f560eea44cefd80301d3ad6e6b4cdb204760ecaadcd295dcd1dc503f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "270a73f560eea44cefd80301d3ad6e6b4cdb204760ecaadcd295dcd1dc503f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "270a73f560eea44cefd80301d3ad6e6b4cdb204760ecaadcd295dcd1dc503f51", kill_on_drop: false }`
[INFO] [stdout] 270a73f560eea44cefd80301d3ad6e6b4cdb204760ecaadcd295dcd1dc503f51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 276f1cb0e2d1e3225d1e3bdbb1f461a9350776de2ef4cfe0c5ddecd92c90d7a3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "276f1cb0e2d1e3225d1e3bdbb1f461a9350776de2ef4cfe0c5ddecd92c90d7a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking polyval v0.4.3
[INFO] [stderr]     Checking ghash v0.3.0
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling evercrypt-sys v0.0.3
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr] error: could not compile `criterion`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name criterion --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/criterion-0.3.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=77a4988822fe607f -C extra-filename=-77a4988822fe607f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atty=/opt/rustwide/target/debug/deps/libatty-acbc2bf0d8330935.rmeta --extern cast=/opt/rustwide/target/debug/deps/libcast-7a17a2b9252a219b.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-bf89c110b66f90af.rmeta --extern criterion_plot=/opt/rustwide/target/debug/deps/libcriterion_plot-968015c6058bc882.rmeta --extern csv=/opt/rustwide/target/debug/deps/libcsv-62432ec5ab46c568.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d3bdc8e5b782c5c1.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-88e83b46113e8454.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-286221efe226cd5f.rmeta --extern oorandom=/opt/rustwide/target/debug/deps/liboorandom-8a4c745b9c63fd5c.rmeta --extern plotters=/opt/rustwide/target/debug/deps/libplotters-fe4c0fa18f688162.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-ee9794cdd61eeb68.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-ad44e2032af992b7.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-045cc045b50f1585.rmeta --extern serde_cbor=/opt/rustwide/target/debug/deps/libserde_cbor-955e49e4031863a8.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-a52a0b102332b11e.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-8fcfbc8e65307a8c.rmeta --extern tinytemplate=/opt/rustwide/target/debug/deps/libtinytemplate-ea7e934f41434ae1.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-3dc76588d1ee59d6.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "276f1cb0e2d1e3225d1e3bdbb1f461a9350776de2ef4cfe0c5ddecd92c90d7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276f1cb0e2d1e3225d1e3bdbb1f461a9350776de2ef4cfe0c5ddecd92c90d7a3", kill_on_drop: false }`
[INFO] [stdout] 276f1cb0e2d1e3225d1e3bdbb1f461a9350776de2ef4cfe0c5ddecd92c90d7a3