[INFO] fetching crate ruma-signatures 0.8.0...
[INFO] checking ruma-signatures-0.8.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate ruma-signatures 0.8.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ruma-signatures 0.8.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruma-signatures 0.8.0
[INFO] finished tweaking crates.io crate ruma-signatures 0.8.0
[INFO] tweaked toml for crates.io crate ruma-signatures 0.8.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ruma-signatures 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99e340af6a4e3afdbab6ba916a9938e92a413be769b0b7ec7555d0d3cb558100
[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" "99e340af6a4e3afdbab6ba916a9938e92a413be769b0b7ec7555d0d3cb558100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99e340af6a4e3afdbab6ba916a9938e92a413be769b0b7ec7555d0d3cb558100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e340af6a4e3afdbab6ba916a9938e92a413be769b0b7ec7555d0d3cb558100", kill_on_drop: false }`
[INFO] [stdout] 99e340af6a4e3afdbab6ba916a9938e92a413be769b0b7ec7555d0d3cb558100
[INFO] running `Command { std: "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" "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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78641a567ad63a581e1100214d787064356596206fa7d77c84e5155c335698db
[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" "78641a567ad63a581e1100214d787064356596206fa7d77c84e5155c335698db", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking const-oid v0.6.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling ruma-identifiers-validation v0.4.0
[INFO] [stderr]     Checking ed25519 v1.1.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking der v0.4.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking spki v0.4.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling ruma-identifiers-macros v0.19.3
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking pkcs8 v0.7.0
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]     Checking js_int v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[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 v0.19.3
[INFO] [stderr]     Checking ruma-signatures v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.26s
[INFO] running `Command { std: "docker" "inspect" "78641a567ad63a581e1100214d787064356596206fa7d77c84e5155c335698db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78641a567ad63a581e1100214d787064356596206fa7d77c84e5155c335698db", kill_on_drop: false }`
[INFO] [stdout] 78641a567ad63a581e1100214d787064356596206fa7d77c84e5155c335698db