[INFO] cloning repository https://github.com/williamitz/rust_modulos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/williamitz/rust_modulos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliamitz%2Frust_modulos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliamitz%2Frust_modulos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a439acb87e244558f3f7756d6235e55e17790bb4
[INFO] testing williamitz/rust_modulos against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliamitz%2Frust_modulos" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/williamitz/rust_modulos on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/williamitz/rust_modulos
[INFO] finished tweaking git repo https://github.com/williamitz/rust_modulos
[INFO] tweaked toml for git repo https://github.com/williamitz/rust_modulos written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/williamitz/rust_modulos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 260b330fd066078e66d4cf38b474a828fc389b821762272ae83c1eee27337f62
[INFO] running `Command { std: "docker" "start" "-a" "260b330fd066078e66d4cf38b474a828fc389b821762272ae83c1eee27337f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "260b330fd066078e66d4cf38b474a828fc389b821762272ae83c1eee27337f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "260b330fd066078e66d4cf38b474a828fc389b821762272ae83c1eee27337f62", kill_on_drop: false }`
[INFO] [stdout] 260b330fd066078e66d4cf38b474a828fc389b821762272ae83c1eee27337f62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 488c498d31a2f5a6ba80d16477d7deb0776cfdd477f0292b332b2d90aab54705
[INFO] running `Command { std: "docker" "start" "-a" "488c498d31a2f5a6ba80d16477d7deb0776cfdd477f0292b332b2d90aab54705", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling game_backend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `v` is never read
[INFO] [stdout]  --> src/game/rest_game.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let mut v = vec![1,2,3];
[INFO] [stdout]   |                 ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "488c498d31a2f5a6ba80d16477d7deb0776cfdd477f0292b332b2d90aab54705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488c498d31a2f5a6ba80d16477d7deb0776cfdd477f0292b332b2d90aab54705", kill_on_drop: false }`
[INFO] [stdout] 488c498d31a2f5a6ba80d16477d7deb0776cfdd477f0292b332b2d90aab54705
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99a4217a4163ef85892da1b2ccaa9cc2a91e529c98b514fcb35086a9a9716664
[INFO] running `Command { std: "docker" "start" "-a" "99a4217a4163ef85892da1b2ccaa9cc2a91e529c98b514fcb35086a9a9716664", kill_on_drop: false }`
[INFO] [stderr]    Compiling game_backend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `v` is never read
[INFO] [stdout]  --> src/game/rest_game.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let mut v = vec![1,2,3];
[INFO] [stdout]   |                 ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "99a4217a4163ef85892da1b2ccaa9cc2a91e529c98b514fcb35086a9a9716664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99a4217a4163ef85892da1b2ccaa9cc2a91e529c98b514fcb35086a9a9716664", kill_on_drop: false }`
[INFO] [stdout] 99a4217a4163ef85892da1b2ccaa9cc2a91e529c98b514fcb35086a9a9716664
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8321eb6ca6611a540b401c65158ed7a6d6d15cd6dae5ef067198f6df2225cfe
[INFO] running `Command { std: "docker" "start" "-a" "d8321eb6ca6611a540b401c65158ed7a6d6d15cd6dae5ef067198f6df2225cfe", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: value assigned to `v` is never read
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/game/rest_game.rs:7:17
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 7 |         let mut v = vec![1,2,3];
[INFO] [stdout] 
[INFO] [stderr]   |                 ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/game_backend-e25c0ac712ecdedf)
[INFO] running `Command { std: "docker" "inspect" "d8321eb6ca6611a540b401c65158ed7a6d6d15cd6dae5ef067198f6df2225cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8321eb6ca6611a540b401c65158ed7a6d6d15cd6dae5ef067198f6df2225cfe", kill_on_drop: false }`
[INFO] [stdout] d8321eb6ca6611a540b401c65158ed7a6d6d15cd6dae5ef067198f6df2225cfe