[INFO] updating cached repository https://github.com/rask/wppr
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] b4fa94247a0271c1a65df8da0991c674b31b137f
[INFO] checking rask/wppr against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frask%2Fwppr" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rask/wppr on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rask/wppr
[INFO] finished tweaking git repo https://github.com/rask/wppr
[INFO] tweaked toml for git repo https://github.com/rask/wppr written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/rask/wppr already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fbec30cd4ffb0b94a2d8f19fcc09277d1d33017fc3816a22badb62dc2e4f0b64
[INFO] running `"docker" "start" "-a" "fbec30cd4ffb0b94a2d8f19fcc09277d1d33017fc3816a22badb62dc2e4f0b64"`
[INFO] [stderr]    Compiling bytecount v0.3.2
[INFO] [stderr]     Checking encode_unicode v0.3.3
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking term v0.2.14
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]     Checking text-diff v0.4.0
[INFO] [stderr]     Checking prettytable-rs v0.6.7
[INFO] [stderr]     Checking wppr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cargo_metadata v0.5.8
[INFO] [stderr]    Compiling skeptic v0.13.3
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> tests/testfns_test.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     let actualdest: PathBuf = PathBuf::from(
[INFO] [stderr] 15 | |         env::current_dir().unwrap().to_str().unwrap().to_string() + "/tests/data/testproj"
[INFO] [stderr] 16 | |     );
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> tests/testfns_test.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | /     let actualdest: PathBuf = PathBuf::from(
[INFO] [stderr] 46 | |         env::current_dir().unwrap().to_str().unwrap().to_string() + "/tests/data/testproj"
[INFO] [stderr] 47 | |     );
[INFO] [stderr]    | |______^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> tests/testfns_test.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 | /     let actualdest: PathBuf = PathBuf::from(
[INFO] [stderr] 91 | |         env::current_dir().unwrap().to_str().unwrap().to_string() + "/tests/data/testproj"
[INFO] [stderr] 92 | |     );
[INFO] [stderr]    | |______^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn setup_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn update_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `discard_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub fn discard_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn setup_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn update_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `discard_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub fn discard_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn setup_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn update_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `discard_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub fn discard_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn setup_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn update_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `discard_test_dummy_project`
[INFO] [stderr]   --> tests/./testfns.rs:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub fn discard_test_dummy_project() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.93s
[INFO] running `"docker" "inspect" "fbec30cd4ffb0b94a2d8f19fcc09277d1d33017fc3816a22badb62dc2e4f0b64"`
[INFO] running `"docker" "rm" "-f" "fbec30cd4ffb0b94a2d8f19fcc09277d1d33017fc3816a22badb62dc2e4f0b64"`
[INFO] [stdout] fbec30cd4ffb0b94a2d8f19fcc09277d1d33017fc3816a22badb62dc2e4f0b64