[INFO] fetching crate garnish_lang_instruction_set_builder 0.0.1-alpha...
[INFO] checking garnish_lang_instruction_set_builder-0.0.1-alpha against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate garnish_lang_instruction_set_builder 0.0.1-alpha into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate garnish_lang_instruction_set_builder 0.0.1-alpha on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate garnish_lang_instruction_set_builder 0.0.1-alpha
[INFO] finished tweaking crates.io crate garnish_lang_instruction_set_builder 0.0.1-alpha
[INFO] tweaked toml for crates.io crate garnish_lang_instruction_set_builder 0.0.1-alpha written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df3bd37ce4d3a73fdd291e5102b3d1a8f01c5458883ab74eacdbb08ee7292c45
[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" "df3bd37ce4d3a73fdd291e5102b3d1a8f01c5458883ab74eacdbb08ee7292c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df3bd37ce4d3a73fdd291e5102b3d1a8f01c5458883ab74eacdbb08ee7292c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df3bd37ce4d3a73fdd291e5102b3d1a8f01c5458883ab74eacdbb08ee7292c45", kill_on_drop: false }`
[INFO] [stdout] df3bd37ce4d3a73fdd291e5102b3d1a8f01c5458883ab74eacdbb08ee7292c45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1fae30dc2088f44ccfee5c8a3b68da22a683b3a539ea32b30aff5dbf3d0df74
[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" "d1fae30dc2088f44ccfee5c8a3b68da22a683b3a539ea32b30aff5dbf3d0df74", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking garnish_lang_common v0.0.1-alpha
[INFO] [stderr]     Checking garnish_lang_instruction_set_builder v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "d1fae30dc2088f44ccfee5c8a3b68da22a683b3a539ea32b30aff5dbf3d0df74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1fae30dc2088f44ccfee5c8a3b68da22a683b3a539ea32b30aff5dbf3d0df74", kill_on_drop: false }`
[INFO] [stdout] d1fae30dc2088f44ccfee5c8a3b68da22a683b3a539ea32b30aff5dbf3d0df74