[INFO] fetching crate dwarf_x86 0.1.0...
[INFO] checking dwarf_x86-0.1.0 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate dwarf_x86 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate dwarf_x86 0.1.0 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dwarf_x86 0.1.0
[INFO] finished tweaking crates.io crate dwarf_x86 0.1.0
[INFO] tweaked toml for crates.io crate dwarf_x86 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c9051b134d88fed80a45b3d5171af3ffdbe1f348accbec6c1b5292041d94dcd6
[INFO] running `"docker" "start" "-a" "c9051b134d88fed80a45b3d5171af3ffdbe1f348accbec6c1b5292041d94dcd6"`
[INFO] [stderr]     Checking elf v0.0.10
[INFO] [stderr]     Checking dwarf_x86 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:180:20
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let elf_file = try!(elf::File::open_path(&path).map_err(
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/dwarf_utils.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 |         consts::DW_OP_reg0...consts::DW_OP_reg31 => {
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:180:20
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let elf_file = try!(elf::File::open_path(&path).map_err(
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/dwarf_utils.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 |         consts::DW_OP_reg0...consts::DW_OP_reg31 => {
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `"docker" "inspect" "c9051b134d88fed80a45b3d5171af3ffdbe1f348accbec6c1b5292041d94dcd6"`
[INFO] running `"docker" "rm" "-f" "c9051b134d88fed80a45b3d5171af3ffdbe1f348accbec6c1b5292041d94dcd6"`
[INFO] [stdout] c9051b134d88fed80a45b3d5171af3ffdbe1f348accbec6c1b5292041d94dcd6