[INFO] cloning repository https://github.com/segfo/dirwalker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/segfo/dirwalker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsegfo%2Fdirwalker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsegfo%2Fdirwalker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24bd0713bd6c0087e2d47c94ae4b1b9a014eb1f4
[INFO] testing segfo/dirwalker against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsegfo%2Fdirwalker" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/segfo/dirwalker on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/segfo/dirwalker
[INFO] finished tweaking git repo https://github.com/segfo/dirwalker
[INFO] tweaked toml for git repo https://github.com/segfo/dirwalker written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/segfo/dirwalker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 588324a5f2ead440298d0f68bccdb2ef0c755316bc490dceb35910530e76a43a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "588324a5f2ead440298d0f68bccdb2ef0c755316bc490dceb35910530e76a43a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "588324a5f2ead440298d0f68bccdb2ef0c755316bc490dceb35910530e76a43a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "588324a5f2ead440298d0f68bccdb2ef0c755316bc490dceb35910530e76a43a", kill_on_drop: false }`
[INFO] [stdout] 588324a5f2ead440298d0f68bccdb2ef0c755316bc490dceb35910530e76a43a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c049a5d510e610cf7d8a8b265f691dca305edaaf113e75470ae80aa43f062f85
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c049a5d510e610cf7d8a8b265f691dca305edaaf113e75470ae80aa43f062f85", kill_on_drop: false }`
[INFO] [stderr]    Compiling dirwalker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `walker`
[INFO] [stdout]   --> src/main.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn callback(walker:&DirectoryWalker,entry:DirEntry,parent:&DirectoryInfo) -> io::Result<()> {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_walker`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entry`
[INFO] [stdout]   --> src/main.rs:57:37
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn callback(walker:&DirectoryWalker,entry:DirEntry,parent:&DirectoryInfo) -> io::Result<()> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/main.rs:57:52
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn callback(walker:&DirectoryWalker,entry:DirEntry,parent:&DirectoryInfo) -> io::Result<()> {
[INFO] [stdout]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root_dir`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     root_dir:String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root_dir_mode`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     root_dir_mode:u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "c049a5d510e610cf7d8a8b265f691dca305edaaf113e75470ae80aa43f062f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c049a5d510e610cf7d8a8b265f691dca305edaaf113e75470ae80aa43f062f85", kill_on_drop: false }`
[INFO] [stdout] c049a5d510e610cf7d8a8b265f691dca305edaaf113e75470ae80aa43f062f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10b3931be0b02051d97a2f7d6c99c6f037f5747e6e276453fc353e517c8fad73
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "10b3931be0b02051d97a2f7d6c99c6f037f5747e6e276453fc353e517c8fad73", kill_on_drop: false }`
[INFO] [stderr]    Compiling dirwalker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `walker`
[INFO] [stdout]   --> src/main.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn callback(walker:&DirectoryWalker,entry:DirEntry,parent:&DirectoryInfo) -> io::Result<()> {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_walker`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entry`
[INFO] [stdout]   --> src/main.rs:57:37
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn callback(walker:&DirectoryWalker,entry:DirEntry,parent:&DirectoryInfo) -> io::Result<()> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/main.rs:57:52
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn callback(walker:&DirectoryWalker,entry:DirEntry,parent:&DirectoryInfo) -> io::Result<()> {
[INFO] [stdout]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root_dir`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     root_dir:String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root_dir_mode`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     root_dir_mode:u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "10b3931be0b02051d97a2f7d6c99c6f037f5747e6e276453fc353e517c8fad73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10b3931be0b02051d97a2f7d6c99c6f037f5747e6e276453fc353e517c8fad73", kill_on_drop: false }`
[INFO] [stdout] 10b3931be0b02051d97a2f7d6c99c6f037f5747e6e276453fc353e517c8fad73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 039c2a9138d08688b1378cc88f7fa5c5f8c12e5c1eed470156281f07a252fa1f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "039c2a9138d08688b1378cc88f7fa5c5f8c12e5c1eed470156281f07a252fa1f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `walker`
[INFO] [stderr]   --> src/main.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn callback(walker:&DirectoryWalker,entry:DirEntry,parent:&DirectoryInfo) -> io::Result<()> {
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_walker`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entry`
[INFO] [stderr]   --> src/main.rs:57:37
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn callback(walker:&DirectoryWalker,entry:DirEntry,parent:&DirectoryInfo) -> io::Result<()> {
[INFO] [stderr]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent`
[INFO] [stderr]   --> src/main.rs:57:52
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn callback(walker:&DirectoryWalker,entry:DirEntry,parent:&DirectoryInfo) -> io::Result<()> {
[INFO] [stderr]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `root_dir`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     root_dir:String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `root_dir_mode`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     root_dir_mode:u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dirwalker-a44a3867680ec2d1
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "039c2a9138d08688b1378cc88f7fa5c5f8c12e5c1eed470156281f07a252fa1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039c2a9138d08688b1378cc88f7fa5c5f8c12e5c1eed470156281f07a252fa1f", kill_on_drop: false }`
[INFO] [stdout] 039c2a9138d08688b1378cc88f7fa5c5f8c12e5c1eed470156281f07a252fa1f