[INFO] fetching crate ece 1.2.1...
[INFO] checking ece-1.2.1 against master#2ad5292aea6328113b55968b4322528d48261316 for pr-80243
[INFO] extracting crate ece 1.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ece 1.2.1 on toolchain 2ad5292aea6328113b55968b4322528d48261316
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ece 1.2.1
[INFO] finished tweaking crates.io crate ece 1.2.1
[INFO] tweaked toml for crates.io crate ece 1.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "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" "+2ad5292aea6328113b55968b4322528d48261316" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+2ad5292aea6328113b55968b4322528d48261316" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2922a29617a8fc093486d030f9e63dd4c37766e3d3d66e4dd819d2b79f6b4c6
[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" "c2922a29617a8fc093486d030f9e63dd4c37766e3d3d66e4dd819d2b79f6b4c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2922a29617a8fc093486d030f9e63dd4c37766e3d3d66e4dd819d2b79f6b4c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2922a29617a8fc093486d030f9e63dd4c37766e3d3d66e4dd819d2b79f6b4c6", kill_on_drop: false }`
[INFO] [stdout] c2922a29617a8fc093486d030f9e63dd4c37766e3d3d66e4dd819d2b79f6b4c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+2ad5292aea6328113b55968b4322528d48261316" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34c23183193d943dd589422120d902ae5b4aae40cee306c470afa00d043d6160
[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" "34c23183193d943dd589422120d902ae5b4aae40cee306c470afa00d043d6160", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling openssl v0.10.31
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling openssl-sys v0.9.59
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking generic-array v0.14.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking hkdf v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking ece v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.29s
[INFO] running `Command { std: "docker" "inspect" "34c23183193d943dd589422120d902ae5b4aae40cee306c470afa00d043d6160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c23183193d943dd589422120d902ae5b4aae40cee306c470afa00d043d6160", kill_on_drop: false }`
[INFO] [stdout] 34c23183193d943dd589422120d902ae5b4aae40cee306c470afa00d043d6160