[INFO] fetching crate signatory-secp256k1 0.19.0...
[INFO] checking signatory-secp256k1-0.19.0 against try#96b3c169cd2d8959926fa240f10342f1659f8ae3 for pr-71896
[INFO] extracting crate signatory-secp256k1 0.19.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate signatory-secp256k1 0.19.0 on toolchain 96b3c169cd2d8959926fa240f10342f1659f8ae3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate signatory-secp256k1 0.19.0
[INFO] finished tweaking crates.io crate signatory-secp256k1 0.19.0
[INFO] tweaked toml for crates.io crate signatory-secp256k1 0.19.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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=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" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "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] 284c09d767b9d5759dac44d97b4666750188b21ec46eb8e6791c1c5586268eb6
[INFO] running `"docker" "start" "-a" "284c09d767b9d5759dac44d97b4666750188b21ec46eb8e6791c1c5586268eb6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking oorandom v11.1.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]    Compiling signature_derive v1.0.0-pre.2
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking elliptic-curve v0.3.0
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking k256 v0.1.1
[INFO] [stderr]     Checking tinytemplate v1.0.4
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking plotters v0.2.14
[INFO] [stderr]     Checking signature v1.0.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking ecdsa v0.5.0
[INFO] [stderr]     Checking signatory v0.19.0
[INFO] [stderr]     Checking signatory-secp256k1 v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.61s
[INFO] running `"docker" "inspect" "284c09d767b9d5759dac44d97b4666750188b21ec46eb8e6791c1c5586268eb6"`
[INFO] running `"docker" "rm" "-f" "284c09d767b9d5759dac44d97b4666750188b21ec46eb8e6791c1c5586268eb6"`
[INFO] [stdout] 284c09d767b9d5759dac44d97b4666750188b21ec46eb8e6791c1c5586268eb6