[INFO] fetching crate diskus 0.8.0...
[INFO] testing diskus-0.8.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate diskus 0.8.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate diskus 0.8.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate diskus 0.8.0
[INFO] tweaked toml for crates.io crate diskus 0.8.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate diskus 0.8.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate diskus 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] [stderr]   Downloaded num-format v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 574be32cb368cdbb0ad7b48da4e4d1f26418924cbba6dca60cf3843fd760c5fa
[INFO] running `Command { std: "docker" "start" "-a" "574be32cb368cdbb0ad7b48da4e4d1f26418924cbba6dca60cf3843fd760c5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "574be32cb368cdbb0ad7b48da4e4d1f26418924cbba6dca60cf3843fd760c5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574be32cb368cdbb0ad7b48da4e4d1f26418924cbba6dca60cf3843fd760c5fa", kill_on_drop: false }`
[INFO] [stdout] 574be32cb368cdbb0ad7b48da4e4d1f26418924cbba6dca60cf3843fd760c5fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21746309b1d8dcc1f3773df11b7c1ae477976959f62a59c598fc179df593e483
[INFO] running `Command { std: "docker" "start" "-a" "21746309b1d8dcc1f3773df11b7c1ae477976959f62a59c598fc179df593e483", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.14
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling diskus v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/walk.rs:69:27
[INFO] [stdout]    |
[INFO] [stdout] 69 |         root_directories: &[PathBuf],
[INFO] [stdout]    |                           ^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 72 |     ) -> Walk {
[INFO] [stdout]    |          ---- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 72 |     ) -> Walk<'_> {
[INFO] [stdout]    |              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.94s
[INFO] running `Command { std: "docker" "inspect" "21746309b1d8dcc1f3773df11b7c1ae477976959f62a59c598fc179df593e483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21746309b1d8dcc1f3773df11b7c1ae477976959f62a59c598fc179df593e483", kill_on_drop: false }`
[INFO] [stdout] 21746309b1d8dcc1f3773df11b7c1ae477976959f62a59c598fc179df593e483
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1397f351fb0e2f25404b76603d23e983f0315b83abdb5785dbbb3251655f844
[INFO] running `Command { std: "docker" "start" "-a" "d1397f351fb0e2f25404b76603d23e983f0315b83abdb5785dbbb3251655f844", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/walk.rs:69:27
[INFO] [stdout]    |
[INFO] [stdout] 69 |         root_directories: &[PathBuf],
[INFO] [stdout]    |                           ^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 72 |     ) -> Walk {
[INFO] [stdout]    |          ---- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 72 |     ) -> Walk<'_> {
[INFO] [stdout]    |              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling diskus v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/walk.rs:69:27
[INFO] [stdout]    |
[INFO] [stdout] 69 |         root_directories: &[PathBuf],
[INFO] [stdout]    |                           ^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 72 |     ) -> Walk {
[INFO] [stdout]    |          ---- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 72 |     ) -> Walk<'_> {
[INFO] [stdout]    |              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "d1397f351fb0e2f25404b76603d23e983f0315b83abdb5785dbbb3251655f844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1397f351fb0e2f25404b76603d23e983f0315b83abdb5785dbbb3251655f844", kill_on_drop: false }`
[INFO] [stdout] d1397f351fb0e2f25404b76603d23e983f0315b83abdb5785dbbb3251655f844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7fe016813f40a4827ce3e3e59ba60852769e4f58606e554e72f65f642f4e1e75
[INFO] running `Command { std: "docker" "start" "-a" "7fe016813f40a4827ce3e3e59ba60852769e4f58606e554e72f65f642f4e1e75", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/walk.rs:69:27
[INFO] [stderr]    |
[INFO] [stderr] 69 |         root_directories: &[PathBuf],
[INFO] [stderr]    |                           ^^^^^^^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 72 |     ) -> Walk {
[INFO] [stderr]    |          ---- the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 72 |     ) -> Walk<'_> {
[INFO] [stderr]    |              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `diskus` (lib) generated 1 warning
[INFO] [stderr] warning: `diskus` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/diskus-ad942532a9c88d31)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/diskus-ff85c567c8b4aa5c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/walk.rs (/opt/rustwide/target/debug/deps/walk-2adb463bc5a44bc1)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test size_of_single_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests diskus
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7fe016813f40a4827ce3e3e59ba60852769e4f58606e554e72f65f642f4e1e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe016813f40a4827ce3e3e59ba60852769e4f58606e554e72f65f642f4e1e75", kill_on_drop: false }`
[INFO] [stdout] 7fe016813f40a4827ce3e3e59ba60852769e4f58606e554e72f65f642f4e1e75