[INFO] crate sparse-merkle-tree 0.1.0-alpha2 is already in cache
[INFO] checking sparse-merkle-tree-0.1.0-alpha2 against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] extracting crate sparse-merkle-tree 0.1.0-alpha2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sparse-merkle-tree 0.1.0-alpha2 on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sparse-merkle-tree 0.1.0-alpha2
[INFO] finished tweaking crates.io crate sparse-merkle-tree 0.1.0-alpha2
[INFO] tweaked toml for crates.io crate sparse-merkle-tree 0.1.0-alpha2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 03881610b083a787b2aa8abb399b82406e9e9446ba81dcd9e3f7a11902925adf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "03881610b083a787b2aa8abb399b82406e9e9446ba81dcd9e3f7a11902925adf"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling blake2b-rs v0.1.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking proptest v0.9.4
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking sparse-merkle-tree v0.1.0-alpha2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.16s
[INFO] running `"docker" "inspect" "03881610b083a787b2aa8abb399b82406e9e9446ba81dcd9e3f7a11902925adf"`
[INFO] running `"docker" "rm" "-f" "03881610b083a787b2aa8abb399b82406e9e9446ba81dcd9e3f7a11902925adf"`
[INFO] [stdout] 03881610b083a787b2aa8abb399b82406e9e9446ba81dcd9e3f7a11902925adf