[INFO] fetching crate caps 0.4.0-alpha.2...
[INFO] checking caps-0.4.0-alpha.2 against master#e22b61bff0bdd08be7665607cb7be3748c8a35d2 for pr-74627
[INFO] extracting crate caps 0.4.0-alpha.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate caps 0.4.0-alpha.2 on toolchain e22b61bff0bdd08be7665607cb7be3748c8a35d2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caps 0.4.0-alpha.2
[INFO] finished tweaking crates.io crate caps 0.4.0-alpha.2
[INFO] tweaked toml for crates.io crate caps 0.4.0-alpha.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate caps 0.4.0-alpha.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "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] 6ab69de570d38f855dacc1de18034dd7d520bc685e0502150a51a5ea7670a09a
[INFO] running `Command { std: "docker" "start" "-a" "6ab69de570d38f855dacc1de18034dd7d520bc685e0502150a51a5ea7670a09a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ab69de570d38f855dacc1de18034dd7d520bc685e0502150a51a5ea7670a09a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ab69de570d38f855dacc1de18034dd7d520bc685e0502150a51a5ea7670a09a", kill_on_drop: false }`
[INFO] [stdout] 6ab69de570d38f855dacc1de18034dd7d520bc685e0502150a51a5ea7670a09a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df7297c90973451321559c718839c87b1e5c1f1874320de25b7c7a76e7847d3f
[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" "df7297c90973451321559c718839c87b1e5c1f1874320de25b7c7a76e7847d3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking caps v0.4.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.64s
[INFO] running `Command { std: "docker" "inspect" "df7297c90973451321559c718839c87b1e5c1f1874320de25b7c7a76e7847d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7297c90973451321559c718839c87b1e5c1f1874320de25b7c7a76e7847d3f", kill_on_drop: false }`
[INFO] [stdout] df7297c90973451321559c718839c87b1e5c1f1874320de25b7c7a76e7847d3f