[INFO] cloning repository 4lex1v/linked_list_in_rust
[INFO] running `"git" "clone" "--bare" "git://github.com/4lex1v/linked_list_in_rust.git" "work/cache/sources/gh/4lex1v/linked_list_in_rust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/4lex1v/linked_list_in_rust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/4lex1v/linked_list_in_rust" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/4lex1v/linked_list_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/4lex1v/linked_list_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/4lex1v/linked_list_in_rust" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/4lex1v/linked_list_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/4lex1v/linked_list_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d2e55d911ee6accf67064a5b3170f25596727510
[INFO] sha for GitHub repo 4lex1v/linked_list_in_rust: d2e55d911ee6accf67064a5b3170f25596727510
[INFO] validating manifest of 4lex1v/linked_list_in_rust on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of 4lex1v/linked_list_in_rust on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing 4lex1v/linked_list_in_rust
[INFO] finished frobbing 4lex1v/linked_list_in_rust
[INFO] frobbed toml for 4lex1v/linked_list_in_rust written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/4lex1v/linked_list_in_rust/Cargo.toml
[INFO] started frobbing 4lex1v/linked_list_in_rust
[INFO] finished frobbing 4lex1v/linked_list_in_rust
[INFO] frobbed toml for 4lex1v/linked_list_in_rust written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/4lex1v/linked_list_in_rust/Cargo.toml
[INFO] crate 4lex1v/linked_list_in_rust has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking 4lex1v/linked_list_in_rust against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-1/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/4lex1v/linked_list_in_rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 12fd6861247783fc00c8bd5d4f87847513573b7646cd626d80435191a4bb67a7
[INFO] running `"docker" "start" "-a" "12fd6861247783fc00c8bd5d4f87847513573b7646cd626d80435191a4bb67a7"`
[INFO] [stderr]     Checking rusty_lists v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "12fd6861247783fc00c8bd5d4f87847513573b7646cd626d80435191a4bb67a7"`
[INFO] running `"docker" "rm" "-f" "12fd6861247783fc00c8bd5d4f87847513573b7646cd626d80435191a4bb67a7"`
[INFO] [stdout] 12fd6861247783fc00c8bd5d4f87847513573b7646cd626d80435191a4bb67a7