[INFO] fetching crate ruma-signatures 0.6.0-alpha.1...
[INFO] checking ruma-signatures-0.6.0-alpha.1 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate ruma-signatures 0.6.0-alpha.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ruma-signatures 0.6.0-alpha.1 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruma-signatures 0.6.0-alpha.1
[INFO] finished tweaking crates.io crate ruma-signatures 0.6.0-alpha.1
[INFO] tweaked toml for crates.io crate ruma-signatures 0.6.0-alpha.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded web-sys v0.3.48
[INFO] [stderr]   Downloaded bumpalo v3.6.1
[INFO] [stderr]   Downloaded spin v0.5.2
[INFO] [stderr]   Downloaded base64 v0.13.0
[INFO] [stderr]   Downloaded toml v0.5.8
[INFO] [stderr]   Downloaded paste v1.0.4
[INFO] [stderr]   Downloaded ruma-identifiers-validation v0.2.0
[INFO] [stderr]   Downloaded ruma-identifiers-macros v0.18.0-alpha.1
[INFO] [stderr]   Downloaded ruma-serde v0.3.0
[INFO] [stderr]   Downloaded untrusted v0.7.1
[INFO] [stderr]   Downloaded ruma-identifiers v0.18.0-alpha.1
[INFO] [stderr]   Downloaded ruma-serde-macros v0.3.0
[INFO] [stderr]   Downloaded proc-macro-crate v0.1.5
[INFO] [stderr]   Downloaded js-sys v0.3.48
[INFO] [stderr]   Downloaded js_int v0.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.71
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.71
[INFO] [stderr]   Downloaded ring v0.16.20
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.71
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.71
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d10484212f01b8fce14e580f41380659e61ef448f68ad81e6cdf7be4b5849f9
[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" "0d10484212f01b8fce14e580f41380659e61ef448f68ad81e6cdf7be4b5849f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d10484212f01b8fce14e580f41380659e61ef448f68ad81e6cdf7be4b5849f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d10484212f01b8fce14e580f41380659e61ef448f68ad81e6cdf7be4b5849f9", kill_on_drop: false }`
[INFO] [stdout] 0d10484212f01b8fce14e580f41380659e61ef448f68ad81e6cdf7be4b5849f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 449f7118e980178452c455e85f71c96224efd35c9f1246b7635bca618427a957
[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" "449f7118e980178452c455e85f71c96224efd35c9f1246b7635bca618427a957", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking js_int v0.2.0
[INFO] [stderr]     Checking ruma-identifiers-validation v0.2.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling ruma-identifiers-macros v0.18.0-alpha.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling ruma-serde-macros v0.3.0
[INFO] [stderr]     Checking ruma-serde v0.3.0
[INFO] [stderr]     Checking ruma-identifiers v0.18.0-alpha.1
[INFO] [stderr]     Checking ruma-signatures v0.6.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.29s
[INFO] running `Command { std: "docker" "inspect" "449f7118e980178452c455e85f71c96224efd35c9f1246b7635bca618427a957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449f7118e980178452c455e85f71c96224efd35c9f1246b7635bca618427a957", kill_on_drop: false }`
[INFO] [stdout] 449f7118e980178452c455e85f71c96224efd35c9f1246b7635bca618427a957