[INFO] fetching crate git-commitgraph 0.4.4...
[INFO] checking git-commitgraph-0.4.4 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate git-commitgraph 0.4.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate git-commitgraph 0.4.4 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 git-commitgraph 0.4.4
[INFO] finished tweaking crates.io crate git-commitgraph 0.4.4
[INFO] tweaked toml for crates.io crate git-commitgraph 0.4.4 written to /workspace/builds/worker-7/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e4c2cba091aaf6d4ff4ae077a6ccd41edd705c495ec170c7702059d69bca429b
[INFO] running `Command { std: "docker" "start" "-a" "e4c2cba091aaf6d4ff4ae077a6ccd41edd705c495ec170c7702059d69bca429b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4c2cba091aaf6d4ff4ae077a6ccd41edd705c495ec170c7702059d69bca429b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c2cba091aaf6d4ff4ae077a6ccd41edd705c495ec170c7702059d69bca429b", kill_on_drop: false }`
[INFO] [stdout] e4c2cba091aaf6d4ff4ae077a6ccd41edd705c495ec170c7702059d69bca429b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 506f917531172eb7a5d1f034b7eab0756cd58ac52aead9f17aabf9fb9f483d77
[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" "506f917531172eb7a5d1f034b7eab0756cd58ac52aead9f17aabf9fb9f483d77", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking git-hash v0.6.0
[INFO] [stderr]     Checking git-features v0.16.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking filebuffer v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking git-commitgraph v0.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `file_index`
[INFO] [stdout]   --> src/graph/access.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub file_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_index`
[INFO] [stdout]   --> src/graph/access.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub file_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.50s
[INFO] running `Command { std: "docker" "inspect" "506f917531172eb7a5d1f034b7eab0756cd58ac52aead9f17aabf9fb9f483d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506f917531172eb7a5d1f034b7eab0756cd58ac52aead9f17aabf9fb9f483d77", kill_on_drop: false }`
[INFO] [stdout] 506f917531172eb7a5d1f034b7eab0756cd58ac52aead9f17aabf9fb9f483d77