[INFO] cloning repository https://github.com/Kobayashi-takumi/dancing-gopher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kobayashi-takumi/dancing-gopher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKobayashi-takumi%2Fdancing-gopher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKobayashi-takumi%2Fdancing-gopher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0de0f8340b06526585ba847e036baba150d8e86c
[INFO] testing Kobayashi-takumi/dancing-gopher against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKobayashi-takumi%2Fdancing-gopher" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kobayashi-takumi/dancing-gopher on toolchain 61223975d46f794466efa832bc7562b9707ecc46
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kobayashi-takumi/dancing-gopher
[INFO] finished tweaking git repo https://github.com/Kobayashi-takumi/dancing-gopher
[INFO] tweaked toml for git repo https://github.com/Kobayashi-takumi/dancing-gopher written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Kobayashi-takumi/dancing-gopher 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" "+61223975d46f794466efa832bc7562b9707ecc46" "fetch" "--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
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing Kobayashi-takumi/dancing-gopher against try#d073071d77ce0f93b4fd8cc567a1e2b9e1b22126+rustflags=-Copt-level=3 for pr-121282
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKobayashi-takumi%2Fdancing-gopher" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kobayashi-takumi/dancing-gopher on toolchain d073071d77ce0f93b4fd8cc567a1e2b9e1b22126
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kobayashi-takumi/dancing-gopher
[INFO] finished tweaking git repo https://github.com/Kobayashi-takumi/dancing-gopher
[INFO] tweaked toml for git repo https://github.com/Kobayashi-takumi/dancing-gopher written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Kobayashi-takumi/dancing-gopher 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" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "fetch" "--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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89ec4de8103695fc4e919f27321ec906b5a8ad62270723bb83e65a4b21d1618a
[INFO] running `Command { std: "docker" "start" "-a" "89ec4de8103695fc4e919f27321ec906b5a8ad62270723bb83e65a4b21d1618a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89ec4de8103695fc4e919f27321ec906b5a8ad62270723bb83e65a4b21d1618a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89ec4de8103695fc4e919f27321ec906b5a8ad62270723bb83e65a4b21d1618a", kill_on_drop: false }`
[INFO] [stdout] 89ec4de8103695fc4e919f27321ec906b5a8ad62270723bb83e65a4b21d1618a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 575580e04961f0fde3bdf0c00a8b59fe889d8118fecc75ceb35bb2f06fe6daca
[INFO] running `Command { std: "docker" "start" "-a" "575580e04961f0fde3bdf0c00a8b59fe889d8118fecc75ceb35bb2f06fe6daca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling time v0.3.21
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossterm v0.26.1
[INFO] [stderr]    Compiling ratatui v0.21.0
[INFO] [stderr]    Compiling dg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/app.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 |     const VOCABULARY: [&str; 3] = ["> I'm Gopher!", "> Hi!", "> I love Golang!"];
[INFO] [stdout]    |                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout]    = note: `#[warn(elided_lifetimes_in_associated_constant)]` on by default
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 14 |     const VOCABULARY: [&'static str; 3] = ["> I'm Gopher!", "> Hi!", "> I love Golang!"];
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.66s
[INFO] running `Command { std: "docker" "inspect" "575580e04961f0fde3bdf0c00a8b59fe889d8118fecc75ceb35bb2f06fe6daca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "575580e04961f0fde3bdf0c00a8b59fe889d8118fecc75ceb35bb2f06fe6daca", kill_on_drop: false }`
[INFO] [stdout] 575580e04961f0fde3bdf0c00a8b59fe889d8118fecc75ceb35bb2f06fe6daca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b57a0ce79133f1baabde0ca9eb7986cf1f680f18cd44f8103060cd07b2ecff2e
[INFO] running `Command { std: "docker" "start" "-a" "b57a0ce79133f1baabde0ca9eb7986cf1f680f18cd44f8103060cd07b2ecff2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/app.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 |     const VOCABULARY: [&str; 3] = ["> I'm Gopher!", "> Hi!", "> I love Golang!"];
[INFO] [stdout]    |                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout]    = note: `#[warn(elided_lifetimes_in_associated_constant)]` on by default
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 14 |     const VOCABULARY: [&'static str; 3] = ["> I'm Gopher!", "> Hi!", "> I love Golang!"];
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "b57a0ce79133f1baabde0ca9eb7986cf1f680f18cd44f8103060cd07b2ecff2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b57a0ce79133f1baabde0ca9eb7986cf1f680f18cd44f8103060cd07b2ecff2e", kill_on_drop: false }`
[INFO] [stdout] b57a0ce79133f1baabde0ca9eb7986cf1f680f18cd44f8103060cd07b2ecff2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0dee212109559d1b0621d2928f4fe4d1c8f515c4a1c83d76b934a32e57ecd275
[INFO] running `Command { std: "docker" "start" "-a" "0dee212109559d1b0621d2928f4fe4d1c8f515c4a1c83d76b934a32e57ecd275", kill_on_drop: false }`
[INFO] [stderr] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stderr]   --> src/app.rs:14:24
[INFO] [stderr]    |
[INFO] [stderr] 14 |     const VOCABULARY: [&str; 3] = ["> I'm Gopher!", "> Hi!", "> I love Golang!"];
[INFO] [stderr]    |                        ^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stderr]    = note: `#[warn(elided_lifetimes_in_associated_constant)]` on by default
[INFO] [stderr] help: use the `'static` lifetime
[INFO] [stderr]    |
[INFO] [stderr] 14 |     const VOCABULARY: [&'static str; 3] = ["> I'm Gopher!", "> Hi!", "> I love Golang!"];
[INFO] [stderr]    |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `dg` (bin "dg" test) generated 1 warning (run `cargo fix --bin "dg" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dg-9fa52d4d4b1682ab)
[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" "0dee212109559d1b0621d2928f4fe4d1c8f515c4a1c83d76b934a32e57ecd275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dee212109559d1b0621d2928f4fe4d1c8f515c4a1c83d76b934a32e57ecd275", kill_on_drop: false }`
[INFO] [stdout] 0dee212109559d1b0621d2928f4fe4d1c8f515c4a1c83d76b934a32e57ecd275