[INFO] updating cached repository https://github.com/tock/elf2tab
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9ba7a8dd3832d4edd1e323ee62a660313ccdf8e0
[INFO] checking tock/elf2tab against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftock%2Felf2tab" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tock/elf2tab on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tock/elf2tab
[INFO] finished tweaking git repo https://github.com/tock/elf2tab
[INFO] tweaked toml for git repo https://github.com/tock/elf2tab written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tock/elf2tab already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "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] 2a2301e2bbd588ddace92ebc4b5610db967f839946511e59049a64cf9e291d02
[INFO] running `"docker" "start" "-a" "2a2301e2bbd588ddace92ebc4b5610db967f839946511e59049a64cf9e291d02"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking xattr v0.2.1
[INFO] [stderr]     Checking filetime v0.2.1
[INFO] [stderr]     Checking elf v0.0.10
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking tar v0.4.15
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking elf2tab v0.5.0-dev (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/util.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn do_pad(output: &mut io::Write, length: usize) -> io::Result<()> {
[INFO] [stderr]    |                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/header.rs:239:42
[INFO] [stderr]     |
[INFO] [stderr] 239 |     pub fn generate(&self) -> io::Result<(io::Cursor<vec::Vec<u8>>)> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/header.rs:267:21
[INFO] [stderr]     |
[INFO] [stderr] 267 |     ) -> io::Result<(io::Cursor<vec::Vec<u8>>)> {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |     output: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/util.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn do_pad(output: &mut io::Write, length: usize) -> io::Result<()> {
[INFO] [stderr]    |                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/header.rs:239:42
[INFO] [stderr]     |
[INFO] [stderr] 239 |     pub fn generate(&self) -> io::Result<(io::Cursor<vec::Vec<u8>>)> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/header.rs:267:21
[INFO] [stderr]     |
[INFO] [stderr] 267 |     ) -> io::Result<(io::Cursor<vec::Vec<u8>>)> {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |     output: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.28s
[INFO] running `"docker" "inspect" "2a2301e2bbd588ddace92ebc4b5610db967f839946511e59049a64cf9e291d02"`
[INFO] running `"docker" "rm" "-f" "2a2301e2bbd588ddace92ebc4b5610db967f839946511e59049a64cf9e291d02"`
[INFO] [stdout] 2a2301e2bbd588ddace92ebc4b5610db967f839946511e59049a64cf9e291d02