[INFO] updating cached repository https://github.com/tkmct/wtd
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1db890da2735d0a9ffb34a0779804964867111a
[INFO] testing tkmct/wtd against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkmct%2Fwtd" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tkmct/wtd on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tkmct/wtd
[INFO] finished tweaking git repo https://github.com/tkmct/wtd
[INFO] tweaked toml for git repo https://github.com/tkmct/wtd written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tkmct/wtd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5b3c3d5d57c9bf6e5d85f57c966a5053209c9bceaaa3e9aedadedf73aeb7cd2
[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" "b5b3c3d5d57c9bf6e5d85f57c966a5053209c9bceaaa3e9aedadedf73aeb7cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5b3c3d5d57c9bf6e5d85f57c966a5053209c9bceaaa3e9aedadedf73aeb7cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b3c3d5d57c9bf6e5d85f57c966a5053209c9bceaaa3e9aedadedf73aeb7cd2", kill_on_drop: false }`
[INFO] [stdout] b5b3c3d5d57c9bf6e5d85f57c966a5053209c9bceaaa3e9aedadedf73aeb7cd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4bc76c1c7e625f90dbd93e35e42cc145f4077dd0f51863c32c5fbf15da007150
[INFO] running `Command { std: "docker" "start" "-a" "4bc76c1c7e625f90dbd93e35e42cc145f4077dd0f51863c32c5fbf15da007150", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling wtd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]   --> src/todos.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn to_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `done`
[INFO] [stdout]   --> src/todos.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn done(mut self, done: bool) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.05s
[INFO] running `Command { std: "docker" "inspect" "4bc76c1c7e625f90dbd93e35e42cc145f4077dd0f51863c32c5fbf15da007150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc76c1c7e625f90dbd93e35e42cc145f4077dd0f51863c32c5fbf15da007150", kill_on_drop: false }`
[INFO] [stdout] 4bc76c1c7e625f90dbd93e35e42cc145f4077dd0f51863c32c5fbf15da007150
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6635c414110e8d90d655ecdfb4bd45c1e82d1d173f112a8d656cd64940d48249
[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" "6635c414110e8d90d655ecdfb4bd45c1e82d1d173f112a8d656cd64940d48249", kill_on_drop: false }`
[INFO] [stderr]    Compiling wtd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]   --> src/todos.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn to_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `done`
[INFO] [stdout]   --> src/todos.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn done(mut self, done: bool) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "6635c414110e8d90d655ecdfb4bd45c1e82d1d173f112a8d656cd64940d48249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6635c414110e8d90d655ecdfb4bd45c1e82d1d173f112a8d656cd64940d48249", kill_on_drop: false }`
[INFO] [stdout] 6635c414110e8d90d655ecdfb4bd45c1e82d1d173f112a8d656cd64940d48249
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a264bdd61b83c5afe92f3d86284492f8232fbe6e0825695aa3f164d70bbec697
[INFO] running `Command { std: "docker" "start" "-a" "a264bdd61b83c5afe92f3d86284492f8232fbe6e0825695aa3f164d70bbec697", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `to_string`
[INFO] [stderr]   --> src/todos.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn to_string(&self) -> String {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `done`
[INFO] [stderr]   --> src/todos.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn done(mut self, done: bool) -> Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wtd-ebeb709fee9f8ba4
[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" "a264bdd61b83c5afe92f3d86284492f8232fbe6e0825695aa3f164d70bbec697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a264bdd61b83c5afe92f3d86284492f8232fbe6e0825695aa3f164d70bbec697", kill_on_drop: false }`
[INFO] [stdout] a264bdd61b83c5afe92f3d86284492f8232fbe6e0825695aa3f164d70bbec697