[INFO] fetching crate ruma-signatures 0.7.2...
[INFO] checking ruma-signatures-0.7.2 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate ruma-signatures 0.7.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ruma-signatures 0.7.2 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruma-signatures 0.7.2
[INFO] finished tweaking crates.io crate ruma-signatures 0.7.2
[INFO] tweaked toml for crates.io crate ruma-signatures 0.7.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate ruma-signatures 0.7.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 560be0f141c10855b2ef93e547ff44bdb0cfe99066832bf615727f2a5119385f
[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" "560be0f141c10855b2ef93e547ff44bdb0cfe99066832bf615727f2a5119385f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "560be0f141c10855b2ef93e547ff44bdb0cfe99066832bf615727f2a5119385f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "560be0f141c10855b2ef93e547ff44bdb0cfe99066832bf615727f2a5119385f", kill_on_drop: false }`
[INFO] [stdout] 560be0f141c10855b2ef93e547ff44bdb0cfe99066832bf615727f2a5119385f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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] 72c5ece4d06197b4c1f8e5f0c85592c19057593c6ea8fc4a466a57a18f36cdf6
[INFO] running `Command { std: "docker" "start" "-a" "72c5ece4d06197b4c1f8e5f0c85592c19057593c6ea8fc4a466a57a18f36cdf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling ruma-identifiers-validation v0.3.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling ruma-identifiers-macros v0.19.1
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking js_int v0.2.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling ruma-serde-macros v0.4.0
[INFO] [stderr]     Checking ruma-serde v0.4.0
[INFO] [stderr]     Checking ruma-identifiers v0.19.1
[INFO] [stderr]     Checking ruma-signatures v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.64s
[INFO] running `Command { std: "docker" "inspect" "72c5ece4d06197b4c1f8e5f0c85592c19057593c6ea8fc4a466a57a18f36cdf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72c5ece4d06197b4c1f8e5f0c85592c19057593c6ea8fc4a466a57a18f36cdf6", kill_on_drop: false }`
[INFO] [stdout] 72c5ece4d06197b4c1f8e5f0c85592c19057593c6ea8fc4a466a57a18f36cdf6