[INFO] fetching crate slip-codec 0.1.2...
[INFO] checking slip-codec-0.1.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate slip-codec 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate slip-codec 0.1.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slip-codec 0.1.2
[INFO] finished tweaking crates.io crate slip-codec 0.1.2
[INFO] tweaked toml for crates.io crate slip-codec 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] cfafe1a6aa5c21bd2f2672e00a58781c6b4f5e61b90a664109b2e44033c49050
[INFO] running `Command { std: "docker" "start" "-a" "cfafe1a6aa5c21bd2f2672e00a58781c6b4f5e61b90a664109b2e44033c49050", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfafe1a6aa5c21bd2f2672e00a58781c6b4f5e61b90a664109b2e44033c49050", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfafe1a6aa5c21bd2f2672e00a58781c6b4f5e61b90a664109b2e44033c49050", kill_on_drop: false }`
[INFO] [stdout] cfafe1a6aa5c21bd2f2672e00a58781c6b4f5e61b90a664109b2e44033c49050
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ddc201f029e73c2f32a9f9fea64ed17ed99c64dd1fcd4081b6c924ccb126d80
[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" "5ddc201f029e73c2f32a9f9fea64ed17ed99c64dd1fcd4081b6c924ccb126d80", kill_on_drop: false }`
[INFO] [stderr]     Checking slip-codec v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "5ddc201f029e73c2f32a9f9fea64ed17ed99c64dd1fcd4081b6c924ccb126d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ddc201f029e73c2f32a9f9fea64ed17ed99c64dd1fcd4081b6c924ccb126d80", kill_on_drop: false }`
[INFO] [stdout] 5ddc201f029e73c2f32a9f9fea64ed17ed99c64dd1fcd4081b6c924ccb126d80