[INFO] fetching crate pocket_prover-set 0.4.0...
[INFO] checking pocket_prover-set-0.4.0 against try#5d9095c550fcec9e458ce8d6b0c04a217641db66 for pr-77153
[INFO] extracting crate pocket_prover-set 0.4.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate pocket_prover-set 0.4.0 on toolchain 5d9095c550fcec9e458ce8d6b0c04a217641db66
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pocket_prover-set 0.4.0
[INFO] finished tweaking crates.io crate pocket_prover-set 0.4.0
[INFO] tweaked toml for crates.io crate pocket_prover-set 0.4.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate pocket_prover-set 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pocket_prover v0.8.0
[INFO] [stderr]   Downloaded pocket_prover-derive v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "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] 8b84e50f1e6b09219ba2d6631a2c2ce35bb1373ea34da828d45445dfc48af633
[INFO] running `Command { std: "docker" "start" "-a" "8b84e50f1e6b09219ba2d6631a2c2ce35bb1373ea34da828d45445dfc48af633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b84e50f1e6b09219ba2d6631a2c2ce35bb1373ea34da828d45445dfc48af633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b84e50f1e6b09219ba2d6631a2c2ce35bb1373ea34da828d45445dfc48af633", kill_on_drop: false }`
[INFO] [stdout] 8b84e50f1e6b09219ba2d6631a2c2ce35bb1373ea34da828d45445dfc48af633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "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] 7196b8a88512c3621c483edd749fadca624a5d59f235978ec9b05ed98e43f7ef
[INFO] running `Command { std: "docker" "start" "-a" "7196b8a88512c3621c483edd749fadca624a5d59f235978ec9b05ed98e43f7ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking pocket_prover v0.8.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling pocket_prover-derive v0.4.0
[INFO] [stderr]     Checking pocket_prover-set v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.80s
[INFO] running `Command { std: "docker" "inspect" "7196b8a88512c3621c483edd749fadca624a5d59f235978ec9b05ed98e43f7ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7196b8a88512c3621c483edd749fadca624a5d59f235978ec9b05ed98e43f7ef", kill_on_drop: false }`
[INFO] [stdout] 7196b8a88512c3621c483edd749fadca624a5d59f235978ec9b05ed98e43f7ef