[INFO] cloning repository https://github.com/michaelshum321/todo-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelshum321/todo-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelshum321%2Ftodo-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelshum321%2Ftodo-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64add0aa044f80c68287065c842805e3293610d6
[INFO] testing michaelshum321/todo-rust against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelshum321%2Ftodo-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelshum321/todo-rust on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/michaelshum321/todo-rust
[INFO] finished tweaking git repo https://github.com/michaelshum321/todo-rust
[INFO] tweaked toml for git repo https://github.com/michaelshum321/todo-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelshum321/todo-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", 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] 97e3fd890d208265f814d910265fd92950acb8a51cf83ca3d0f4e53cd8c95e38
[INFO] running `Command { std: "docker" "start" "-a" "97e3fd890d208265f814d910265fd92950acb8a51cf83ca3d0f4e53cd8c95e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97e3fd890d208265f814d910265fd92950acb8a51cf83ca3d0f4e53cd8c95e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e3fd890d208265f814d910265fd92950acb8a51cf83ca3d0f4e53cd8c95e38", kill_on_drop: false }`
[INFO] [stdout] 97e3fd890d208265f814d910265fd92950acb8a51cf83ca3d0f4e53cd8c95e38
[INFO] running `Command { std: "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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2488e9192bc2bbaab28e5ab763c25ad1c2452e1dff120ac98025a3db64963439
[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" "2488e9192bc2bbaab28e5ab763c25ad1c2452e1dff120ac98025a3db64963439", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.0
[INFO] [stderr]    Compiling rusqlite v0.24.0
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling todo-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `Context`
[INFO] [stdout]  --> src/controller.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Context {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `todo`
[INFO] [stdout]  --> src/controller.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     todo: Todo
[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 14.19s
[INFO] running `Command { std: "docker" "inspect" "2488e9192bc2bbaab28e5ab763c25ad1c2452e1dff120ac98025a3db64963439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2488e9192bc2bbaab28e5ab763c25ad1c2452e1dff120ac98025a3db64963439", kill_on_drop: false }`
[INFO] [stdout] 2488e9192bc2bbaab28e5ab763c25ad1c2452e1dff120ac98025a3db64963439
[INFO] running `Command { std: "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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bae8b38dbe397b8ff85423357fc06730bb305d9026740b6fb997eaeac031bc0
[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" "9bae8b38dbe397b8ff85423357fc06730bb305d9026740b6fb997eaeac031bc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling todo-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `Context`
[INFO] [stdout]  --> src/controller.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Context {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `todo`
[INFO] [stdout]  --> src/controller.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     todo: Todo
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Context`
[INFO] [stdout]  --> src/controller.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Context {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `todo`
[INFO] [stdout]  --> src/controller.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     todo: Todo
[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 1.00s
[INFO] running `Command { std: "docker" "inspect" "9bae8b38dbe397b8ff85423357fc06730bb305d9026740b6fb997eaeac031bc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bae8b38dbe397b8ff85423357fc06730bb305d9026740b6fb997eaeac031bc0", kill_on_drop: false }`
[INFO] [stdout] 9bae8b38dbe397b8ff85423357fc06730bb305d9026740b6fb997eaeac031bc0
[INFO] running `Command { std: "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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55ed76f7d035981dd4809373f184d317de53565a10e23c18f242b8958e727e43
[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" "55ed76f7d035981dd4809373f184d317de53565a10e23c18f242b8958e727e43", kill_on_drop: false }`
[INFO] [stderr] warning: enum is never used: `Context`
[INFO] [stderr]  --> src/controller.rs:3:6
[INFO] [stderr]   |
[INFO] [stderr] 3 | enum Context {
[INFO] [stderr]   |      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `todo`
[INFO] [stderr]  --> src/controller.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     todo: Todo
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Context`
[INFO] [stderr]  --> src/controller.rs:3:6
[INFO] [stderr]   |
[INFO] [stderr] 3 | enum Context {
[INFO] [stderr]   |      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `todo`
[INFO] [stderr]  --> src/controller.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     todo: Todo
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/todo_app-7c206ccaad5f8b0a
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/todo_app-20c419e4a187ec58
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests todo-app
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [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" "55ed76f7d035981dd4809373f184d317de53565a10e23c18f242b8958e727e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55ed76f7d035981dd4809373f184d317de53565a10e23c18f242b8958e727e43", kill_on_drop: false }`
[INFO] [stdout] 55ed76f7d035981dd4809373f184d317de53565a10e23c18f242b8958e727e43