[INFO] fetching crate ascii_num 0.1.3...
[INFO] checking ascii_num-0.1.3 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate ascii_num 0.1.3 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate ascii_num 0.1.3 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ascii_num 0.1.3
[INFO] finished tweaking crates.io crate ascii_num 0.1.3
[INFO] tweaked toml for crates.io crate ascii_num 0.1.3 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eac18f724c70b049559fad97296eea182676932c29cd43e67f5962670381ea3a
[INFO] running `Command { std: "docker" "start" "-a" "eac18f724c70b049559fad97296eea182676932c29cd43e67f5962670381ea3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eac18f724c70b049559fad97296eea182676932c29cd43e67f5962670381ea3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac18f724c70b049559fad97296eea182676932c29cd43e67f5962670381ea3a", kill_on_drop: false }`
[INFO] [stdout] eac18f724c70b049559fad97296eea182676932c29cd43e67f5962670381ea3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc7942fee644db14c00ee679658e9d37b2f31a0ddc5b143e5b475b85e8ec8b04
[INFO] running `Command { std: "docker" "start" "-a" "dc7942fee644db14c00ee679658e9d37b2f31a0ddc5b143e5b475b85e8ec8b04", kill_on_drop: false }`
[INFO] [stderr]     Checking ascii_num v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "dc7942fee644db14c00ee679658e9d37b2f31a0ddc5b143e5b475b85e8ec8b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7942fee644db14c00ee679658e9d37b2f31a0ddc5b143e5b475b85e8ec8b04", kill_on_drop: false }`
[INFO] [stdout] dc7942fee644db14c00ee679658e9d37b2f31a0ddc5b143e5b475b85e8ec8b04