[INFO] fetching crate loadstone_config 1.0.0...
[INFO] checking loadstone_config-1.0.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate loadstone_config 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate loadstone_config 1.0.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loadstone_config 1.0.0
[INFO] finished tweaking crates.io crate loadstone_config 1.0.0
[INFO] tweaked toml for crates.io crate loadstone_config 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ce7e7a258712eb59d21219c300ad832d948b373352314224346a7f9a89bade8
[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" "1ce7e7a258712eb59d21219c300ad832d948b373352314224346a7f9a89bade8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ce7e7a258712eb59d21219c300ad832d948b373352314224346a7f9a89bade8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce7e7a258712eb59d21219c300ad832d948b373352314224346a7f9a89bade8", kill_on_drop: false }`
[INFO] [stdout] 1ce7e7a258712eb59d21219c300ad832d948b373352314224346a7f9a89bade8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbe3ed46d9bd7b547677c8e7223e4ac7ecab94105e7b72403c4c61ba782597ae
[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" "dbe3ed46d9bd7b547677c8e7223e4ac7ecab94105e7b72403c4c61ba782597ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking const-oid v0.5.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking base64ct v1.0.0
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking der v0.3.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking spki v0.3.0
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking pkcs8 v0.6.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking ff v0.9.0
[INFO] [stderr]     Checking group v0.9.0
[INFO] [stderr]     Checking elliptic-curve v0.9.12
[INFO] [stderr]     Checking ecdsa v0.11.1
[INFO] [stderr]     Checking p256 v0.8.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling enum-iterator-derive v0.6.0
[INFO] [stderr]     Checking enum-iterator v0.6.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking tightness v1.0.1
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking loadstone_config v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.54s
[INFO] running `Command { std: "docker" "inspect" "dbe3ed46d9bd7b547677c8e7223e4ac7ecab94105e7b72403c4c61ba782597ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbe3ed46d9bd7b547677c8e7223e4ac7ecab94105e7b72403c4c61ba782597ae", kill_on_drop: false }`
[INFO] [stdout] dbe3ed46d9bd7b547677c8e7223e4ac7ecab94105e7b72403c4c61ba782597ae