[INFO] cloning repository https://github.com/hsmtkk/animated-couscous
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hsmtkk/animated-couscous" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsmtkk%2Fanimated-couscous", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsmtkk%2Fanimated-couscous'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98468c2d837f2e0cbbbb0e60451c7972144e2db7
[INFO] testing hsmtkk/animated-couscous against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsmtkk%2Fanimated-couscous" "/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/hsmtkk/animated-couscous on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hsmtkk/animated-couscous
[INFO] finished tweaking git repo https://github.com/hsmtkk/animated-couscous
[INFO] tweaked toml for git repo https://github.com/hsmtkk/animated-couscous written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/hsmtkk/animated-couscous already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a55e101d7c6bde6182b25e5d2fb6d7abe46f390cc26a0edbf113408fde2580c
[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" "5a55e101d7c6bde6182b25e5d2fb6d7abe46f390cc26a0edbf113408fde2580c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a55e101d7c6bde6182b25e5d2fb6d7abe46f390cc26a0edbf113408fde2580c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a55e101d7c6bde6182b25e5d2fb6d7abe46f390cc26a0edbf113408fde2580c", kill_on_drop: false }`
[INFO] [stdout] 5a55e101d7c6bde6182b25e5d2fb6d7abe46f390cc26a0edbf113408fde2580c
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85ffecda34d8467de8e95e172aa7b4035ef6d85641cee3592c96ccb91939edc0
[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" "85ffecda34d8467de8e95e172aa7b4035ef6d85641cee3592c96ccb91939edc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling animated-couscous v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `mass`
[INFO] [stdout]  --> src/rabbit_carrot.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     mass: u32,
[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: `new`
[INFO] [stdout]  --> src/rabbit_carrot.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn new(mass:u32, sugar:u32) -> Carrot {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_tester`
[INFO] [stdout]   --> src/rabbit_carrot.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn new_tester(sugar_std:u32, accepted_error:u32) -> impl Tester {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/rabbit_carrot.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn new(sugar_std:u32, accepted_error:u32) -> TesterImpl {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `select`
[INFO] [stdout]   --> src/rabbit_carrot.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn select(tester:impl Tester, carrots:Vec<Carrot>) -> Option<usize>{
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "85ffecda34d8467de8e95e172aa7b4035ef6d85641cee3592c96ccb91939edc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85ffecda34d8467de8e95e172aa7b4035ef6d85641cee3592c96ccb91939edc0", kill_on_drop: false }`
[INFO] [stdout] 85ffecda34d8467de8e95e172aa7b4035ef6d85641cee3592c96ccb91939edc0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de04af1f8b6e29bff0c7ec88d0e0b9064e5c18b3bb0ef236483c9fcd07426e33
[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" "de04af1f8b6e29bff0c7ec88d0e0b9064e5c18b3bb0ef236483c9fcd07426e33", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `mass`
[INFO] [stdout]  --> src/rabbit_carrot.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     mass: u32,
[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: `new`
[INFO] [stdout]  --> src/rabbit_carrot.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn new(mass:u32, sugar:u32) -> Carrot {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_tester`
[INFO] [stdout]   --> src/rabbit_carrot.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn new_tester(sugar_std:u32, accepted_error:u32) -> impl Tester {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/rabbit_carrot.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn new(sugar_std:u32, accepted_error:u32) -> TesterImpl {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `select`
[INFO] [stdout]   --> src/rabbit_carrot.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn select(tester:impl Tester, carrots:Vec<Carrot>) -> Option<usize>{
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling animated-couscous v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "de04af1f8b6e29bff0c7ec88d0e0b9064e5c18b3bb0ef236483c9fcd07426e33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de04af1f8b6e29bff0c7ec88d0e0b9064e5c18b3bb0ef236483c9fcd07426e33", kill_on_drop: false }`
[INFO] [stdout] de04af1f8b6e29bff0c7ec88d0e0b9064e5c18b3bb0ef236483c9fcd07426e33
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b8978927d229b0d34b5c1b3f10193fd3550a341014c0fc436b519843232c22b
[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" "8b8978927d229b0d34b5c1b3f10193fd3550a341014c0fc436b519843232c22b", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `mass`
[INFO] [stderr]  --> src/rabbit_carrot.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     mass: u32,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/rabbit_carrot.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn new(mass:u32, sugar:u32) -> Carrot {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new_tester`
[INFO] [stderr]   --> src/rabbit_carrot.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn new_tester(sugar_std:u32, accepted_error:u32) -> impl Tester {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/rabbit_carrot.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn new(sugar_std:u32, accepted_error:u32) -> TesterImpl {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `select`
[INFO] [stderr]   --> src/rabbit_carrot.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn select(tester:impl Tester, carrots:Vec<Carrot>) -> Option<usize>{
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `animated-couscous` (lib) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/animated_couscous-03acdb4c8b9579bb)
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests animated-couscous
[INFO] [stdout] test rabbit_carrot::tests::test_select0 ... ok
[INFO] [stdout] test rabbit_carrot::tests::test_select1 ... ok
[INFO] [stdout] test rabbit_carrot::tests::test_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8b8978927d229b0d34b5c1b3f10193fd3550a341014c0fc436b519843232c22b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b8978927d229b0d34b5c1b3f10193fd3550a341014c0fc436b519843232c22b", kill_on_drop: false }`
[INFO] [stdout] 8b8978927d229b0d34b5c1b3f10193fd3550a341014c0fc436b519843232c22b