[INFO] fetching crate sixarm_assert 1.1.1...
[INFO] checking sixarm_assert-1.1.1 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate sixarm_assert 1.1.1 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate sixarm_assert 1.1.1 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sixarm_assert 1.1.1
[INFO] finished tweaking crates.io crate sixarm_assert 1.1.1
[INFO] tweaked toml for crates.io crate sixarm_assert 1.1.1 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87fc714f2a25245ea6023517c129d17c26300cdaf391c052e5b55f63a9141214
[INFO] running `Command { std: "docker" "start" "-a" "87fc714f2a25245ea6023517c129d17c26300cdaf391c052e5b55f63a9141214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87fc714f2a25245ea6023517c129d17c26300cdaf391c052e5b55f63a9141214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87fc714f2a25245ea6023517c129d17c26300cdaf391c052e5b55f63a9141214", kill_on_drop: false }`
[INFO] [stdout] 87fc714f2a25245ea6023517c129d17c26300cdaf391c052e5b55f63a9141214
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0d6c620bdc70490854ad7ffa74bd470bee58c6271f1fc06b0f3b98c65f2834e
[INFO] running `Command { std: "docker" "start" "-a" "f0d6c620bdc70490854ad7ffa74bd470bee58c6271f1fc06b0f3b98c65f2834e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking sixarm_assert v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "f0d6c620bdc70490854ad7ffa74bd470bee58c6271f1fc06b0f3b98c65f2834e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0d6c620bdc70490854ad7ffa74bd470bee58c6271f1fc06b0f3b98c65f2834e", kill_on_drop: false }`
[INFO] [stdout] f0d6c620bdc70490854ad7ffa74bd470bee58c6271f1fc06b0f3b98c65f2834e