[INFO] updating cached repository https://github.com/kennytm/cargo-kcov
[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] b91da0e70b3838495b01c293c599a751f8b5a30c
[INFO] checking kennytm/cargo-kcov against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennytm%2Fcargo-kcov" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kennytm/cargo-kcov on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kennytm/cargo-kcov
[INFO] finished tweaking git repo https://github.com/kennytm/cargo-kcov
[INFO] tweaked toml for git repo https://github.com/kennytm/cargo-kcov written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/kennytm/cargo-kcov already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 91e77886a75ee5fff8d85407dfb7b594d96a387e239a39f34066005b74fc2eba
[INFO] running `"docker" "start" "-a" "91e77886a75ee5fff8d85407dfb7b594d96a387e239a39f34066005b74fc2eba"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking rquery v0.4.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking cargo-kcov v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn cause(&self) -> Option<&Display> {
[INFO] [stderr]    |                                ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:58:60
[INFO] [stderr]    |
[INFO] [stderr] 58 |             Error::Json(ref e) => e.as_ref().map(|a| a as &Display),
[INFO] [stderr]    |                                                            ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:60:77
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Error::CannotFindTestTargets(ref e) => e.as_ref().map(|a| a as &Display),
[INFO] [stderr]    |                                                                             ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/main.rs:135:20
[INFO] [stderr]     |
[INFO] [stderr] 135 |         full_pkgid.trim_right();
[INFO] [stderr]     |                    ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/target_finder.rs:43:29
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let trimmed_line = line.trim_left();
[INFO] [stderr]    |                             ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn cause(&self) -> Option<&Display> {
[INFO] [stderr]    |                                ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:58:60
[INFO] [stderr]    |
[INFO] [stderr] 58 |             Error::Json(ref e) => e.as_ref().map(|a| a as &Display),
[INFO] [stderr]    |                                                            ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:60:77
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Error::CannotFindTestTargets(ref e) => e.as_ref().map(|a| a as &Display),
[INFO] [stderr]    |                                                                             ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/main.rs:135:20
[INFO] [stderr]     |
[INFO] [stderr] 135 |         full_pkgid.trim_right();
[INFO] [stderr]     |                    ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/target_finder.rs:43:29
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let trimmed_line = line.trim_left();
[INFO] [stderr]    |                             ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `"docker" "inspect" "91e77886a75ee5fff8d85407dfb7b594d96a387e239a39f34066005b74fc2eba"`
[INFO] running `"docker" "rm" "-f" "91e77886a75ee5fff8d85407dfb7b594d96a387e239a39f34066005b74fc2eba"`
[INFO] [stdout] 91e77886a75ee5fff8d85407dfb7b594d96a387e239a39f34066005b74fc2eba