[INFO] fetching crate pocket_prover-derive 0.5.0...
[INFO] checking pocket_prover-derive-0.5.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate pocket_prover-derive 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pocket_prover-derive 0.5.0 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 pocket_prover-derive 0.5.0
[INFO] finished tweaking crates.io crate pocket_prover-derive 0.5.0
[INFO] tweaked toml for crates.io crate pocket_prover-derive 0.5.0 written to /workspace/builds/worker-2/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]  Downloading crates ...
[INFO] [stderr]   Downloaded pocket_prover v0.9.1
[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" "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] a6c481dce464e6f1f5ee26d9d007aed0dffc14316c3a0556e1fc17ccf24223a1
[INFO] running `Command { std: "docker" "start" "-a" "a6c481dce464e6f1f5ee26d9d007aed0dffc14316c3a0556e1fc17ccf24223a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6c481dce464e6f1f5ee26d9d007aed0dffc14316c3a0556e1fc17ccf24223a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c481dce464e6f1f5ee26d9d007aed0dffc14316c3a0556e1fc17ccf24223a1", kill_on_drop: false }`
[INFO] [stdout] a6c481dce464e6f1f5ee26d9d007aed0dffc14316c3a0556e1fc17ccf24223a1
[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" "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] 35f0b6cacb2e1613adcd17e2cc6a920cd590365ba5db3110552b944a238a7733
[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" "35f0b6cacb2e1613adcd17e2cc6a920cd590365ba5db3110552b944a238a7733", kill_on_drop: false }`
[INFO] [stderr]     Checking pocket_prover v0.9.1
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]    Compiling pocket_prover-derive v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `Command { std: "docker" "inspect" "35f0b6cacb2e1613adcd17e2cc6a920cd590365ba5db3110552b944a238a7733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35f0b6cacb2e1613adcd17e2cc6a920cd590365ba5db3110552b944a238a7733", kill_on_drop: false }`
[INFO] [stdout] 35f0b6cacb2e1613adcd17e2cc6a920cd590365ba5db3110552b944a238a7733