[INFO] fetching crate rangoon 0.0.0...
[INFO] checking rangoon-0.0.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate rangoon 0.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rangoon 0.0.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rangoon 0.0.0
[INFO] finished tweaking crates.io crate rangoon 0.0.0
[INFO] tweaked toml for crates.io crate rangoon 0.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", 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] 73fbf5a4a9ba1beae51d9f5d2cfdc48e6503cef3ca71e61bf1d792aff9b65994
[INFO] running `Command { std: "docker" "start" "-a" "73fbf5a4a9ba1beae51d9f5d2cfdc48e6503cef3ca71e61bf1d792aff9b65994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73fbf5a4a9ba1beae51d9f5d2cfdc48e6503cef3ca71e61bf1d792aff9b65994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73fbf5a4a9ba1beae51d9f5d2cfdc48e6503cef3ca71e61bf1d792aff9b65994", kill_on_drop: false }`
[INFO] [stdout] 73fbf5a4a9ba1beae51d9f5d2cfdc48e6503cef3ca71e61bf1d792aff9b65994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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] 62e4f47e79e8552093d75cf9d3def790e16b7206fa793f17c27c9a036baa2e3a
[INFO] running `Command { std: "docker" "start" "-a" "62e4f47e79e8552093d75cf9d3def790e16b7206fa793f17c27c9a036baa2e3a", kill_on_drop: false }`
[INFO] [stderr]     Checking spin v0.7.0
[INFO] [stderr]     Checking js v0.2.7
[INFO] [stderr]     Checking ahash v0.4.6
[INFO] [stderr]     Checking html_color v0.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking callback v0.5.2
[INFO] [stderr]     Checking web_canvas v0.0.4
[INFO] [stderr]     Checking web_console v0.3.3
[INFO] [stderr]     Checking web_common v0.3.1
[INFO] [stderr]     Checking web_random v0.1.2
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking web-dom v0.3.1
[INFO] [stderr]     Checking web_timer v0.2.2
[INFO] [stderr]     Checking web v0.1.4
[INFO] [stderr]     Checking hecs v0.3.1
[INFO] [stderr]     Checking rangoon v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.46s
[INFO] running `Command { std: "docker" "inspect" "62e4f47e79e8552093d75cf9d3def790e16b7206fa793f17c27c9a036baa2e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e4f47e79e8552093d75cf9d3def790e16b7206fa793f17c27c9a036baa2e3a", kill_on_drop: false }`
[INFO] [stdout] 62e4f47e79e8552093d75cf9d3def790e16b7206fa793f17c27c9a036baa2e3a