[INFO] fetching crate signatory-dalek 0.20.0...
[INFO] checking signatory-dalek-0.20.0 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate signatory-dalek 0.20.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate signatory-dalek 0.20.0 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signatory-dalek 0.20.0
[INFO] finished tweaking crates.io crate signatory-dalek 0.20.0
[INFO] tweaked toml for crates.io crate signatory-dalek 0.20.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0271590e4fabbd6527f04e70ced9fd51dddd7a166fdfd0c23047e57a4aee2446
[INFO] running `Command { std: "docker" "start" "-a" "0271590e4fabbd6527f04e70ced9fd51dddd7a166fdfd0c23047e57a4aee2446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0271590e4fabbd6527f04e70ced9fd51dddd7a166fdfd0c23047e57a4aee2446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0271590e4fabbd6527f04e70ced9fd51dddd7a166fdfd0c23047e57a4aee2446", kill_on_drop: false }`
[INFO] [stdout] 0271590e4fabbd6527f04e70ced9fd51dddd7a166fdfd0c23047e57a4aee2446
[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" "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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b32e254944b24f4b0fc39265ef8bc29ca94d7be879114dc378ff065f62d3d46b
[INFO] running `Command { std: "docker" "start" "-a" "b32e254944b24f4b0fc39265ef8bc29ca94d7be879114dc378ff065f62d3d46b", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking elliptic-curve v0.4.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking block-buffer v0.8.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.9.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking ecdsa v0.6.0
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking signatory v0.20.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]     Checking signatory-dalek v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.65s
[INFO] running `Command { std: "docker" "inspect" "b32e254944b24f4b0fc39265ef8bc29ca94d7be879114dc378ff065f62d3d46b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32e254944b24f4b0fc39265ef8bc29ca94d7be879114dc378ff065f62d3d46b", kill_on_drop: false }`
[INFO] [stdout] b32e254944b24f4b0fc39265ef8bc29ca94d7be879114dc378ff065f62d3d46b