[INFO] fetching crate canrun_codegen 0.1.0...
[INFO] checking canrun_codegen-0.1.0 against try#22dd2dd1dc07f63ae9394352d412f020d2985684 for pr-74627
[INFO] extracting crate canrun_codegen 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate canrun_codegen 0.1.0 on toolchain 22dd2dd1dc07f63ae9394352d412f020d2985684
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate canrun_codegen 0.1.0
[INFO] finished tweaking crates.io crate canrun_codegen 0.1.0
[INFO] tweaked toml for crates.io crate canrun_codegen 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "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" "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" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebcdd6a7792e0a4e4e33b4f49d8add594b11ced1593b6e1160c23d80faad4643
[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" "ebcdd6a7792e0a4e4e33b4f49d8add594b11ced1593b6e1160c23d80faad4643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebcdd6a7792e0a4e4e33b4f49d8add594b11ced1593b6e1160c23d80faad4643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebcdd6a7792e0a4e4e33b4f49d8add594b11ced1593b6e1160c23d80faad4643", kill_on_drop: false }`
[INFO] [stdout] ebcdd6a7792e0a4e4e33b4f49d8add594b11ced1593b6e1160c23d80faad4643
[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" "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" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "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] 9622fcc0c50316440c0bbf28971bcedbfcf094f89e426a9a0d8a00f060d9f4a9
[INFO] running `Command { std: "docker" "start" "-a" "9622fcc0c50316440c0bbf28971bcedbfcf094f89e426a9a0d8a00f060d9f4a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking canrun_codegen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.85s
[INFO] running `Command { std: "docker" "inspect" "9622fcc0c50316440c0bbf28971bcedbfcf094f89e426a9a0d8a00f060d9f4a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9622fcc0c50316440c0bbf28971bcedbfcf094f89e426a9a0d8a00f060d9f4a9", kill_on_drop: false }`
[INFO] [stdout] 9622fcc0c50316440c0bbf28971bcedbfcf094f89e426a9a0d8a00f060d9f4a9