[INFO] fetching crate ruma-events-macros 0.22.0-alpha.2...
[INFO] checking ruma-events-macros-0.22.0-alpha.2 against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] extracting crate ruma-events-macros 0.22.0-alpha.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ruma-events-macros 0.22.0-alpha.2 on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruma-events-macros 0.22.0-alpha.2
[INFO] finished tweaking crates.io crate ruma-events-macros 0.22.0-alpha.2
[INFO] tweaked toml for crates.io crate ruma-events-macros 0.22.0-alpha.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eae2e534542414572541b3ce1d855c2e0bd597b8d0939fc7a1ed239e33fe7891
[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" "eae2e534542414572541b3ce1d855c2e0bd597b8d0939fc7a1ed239e33fe7891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eae2e534542414572541b3ce1d855c2e0bd597b8d0939fc7a1ed239e33fe7891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eae2e534542414572541b3ce1d855c2e0bd597b8d0939fc7a1ed239e33fe7891", kill_on_drop: false }`
[INFO] [stdout] eae2e534542414572541b3ce1d855c2e0bd597b8d0939fc7a1ed239e33fe7891
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "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] 68e42a7d335e5e4f2eeedb432eb7e9c593cd51ec60e2a92c039adfb64887c7b7
[INFO] running `Command { std: "docker" "start" "-a" "68e42a7d335e5e4f2eeedb432eb7e9c593cd51ec60e2a92c039adfb64887c7b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking js_int v0.2.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking ruma-identifiers-validation v0.2.0
[INFO] [stderr]     Checking proc-macro-crate v0.1.5
[INFO] [stderr]     Checking ruma-events-macros v0.22.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ruma-identifiers-macros v0.18.0-alpha.1
[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]     Finished dev [unoptimized + debuginfo] target(s) in 53.16s
[INFO] running `Command { std: "docker" "inspect" "68e42a7d335e5e4f2eeedb432eb7e9c593cd51ec60e2a92c039adfb64887c7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e42a7d335e5e4f2eeedb432eb7e9c593cd51ec60e2a92c039adfb64887c7b7", kill_on_drop: false }`
[INFO] [stdout] 68e42a7d335e5e4f2eeedb432eb7e9c593cd51ec60e2a92c039adfb64887c7b7