[INFO] fetching crate lodestone_core 0.2.3...
[INFO] checking lodestone_core-0.2.3 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate lodestone_core 0.2.3 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate lodestone_core 0.2.3 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] removed /workspace/builds/worker-89/source/.cargo/config
[INFO] started tweaking crates.io crate lodestone_core 0.2.3
[INFO] finished tweaking crates.io crate lodestone_core 0.2.3
[INFO] tweaked toml for crates.io crate lodestone_core 0.2.3 written to /workspace/builds/worker-89/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] efb54c14eda1e4207cbffd9864ff7dc6fdf33afbaf3e586abc6ce65e37f14028
[INFO] running `Command { std: "docker" "start" "-a" "efb54c14eda1e4207cbffd9864ff7dc6fdf33afbaf3e586abc6ce65e37f14028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efb54c14eda1e4207cbffd9864ff7dc6fdf33afbaf3e586abc6ce65e37f14028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb54c14eda1e4207cbffd9864ff7dc6fdf33afbaf3e586abc6ce65e37f14028", kill_on_drop: false }`
[INFO] [stdout] efb54c14eda1e4207cbffd9864ff7dc6fdf33afbaf3e586abc6ce65e37f14028
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 6a9799b57194a3f2571ca31f6cb319f1cb0454e1d612f61563a04e42c54c2dd7
[INFO] running `Command { std: "docker" "start" "-a" "6a9799b57194a3f2571ca31f6cb319f1cb0454e1d612f61563a04e42c54c2dd7", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking lodestone_core v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.98s
[INFO] running `Command { std: "docker" "inspect" "6a9799b57194a3f2571ca31f6cb319f1cb0454e1d612f61563a04e42c54c2dd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a9799b57194a3f2571ca31f6cb319f1cb0454e1d612f61563a04e42c54c2dd7", kill_on_drop: false }`
[INFO] [stdout] 6a9799b57194a3f2571ca31f6cb319f1cb0454e1d612f61563a04e42c54c2dd7