[INFO] cloning repository https://github.com/Rayman/miran-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rayman/miran-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRayman%2Fmiran-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRayman%2Fmiran-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68be266ce72532bfc6d5f9378dc679394bb76748
[INFO] testing Rayman/miran-rust against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRayman%2Fmiran-rust" "/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/Rayman/miran-rust 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/Rayman/miran-rust
[INFO] finished tweaking git repo https://github.com/Rayman/miran-rust
[INFO] tweaked toml for git repo https://github.com/Rayman/miran-rust written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/Rayman/miran-rust 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] 1d5ab8fb985ef6d966871f48d356fa66721fed3ae44b74bf8016cdd2e6c18056
[INFO] running `Command { std: "docker" "start" "-a" "1d5ab8fb985ef6d966871f48d356fa66721fed3ae44b74bf8016cdd2e6c18056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d5ab8fb985ef6d966871f48d356fa66721fed3ae44b74bf8016cdd2e6c18056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d5ab8fb985ef6d966871f48d356fa66721fed3ae44b74bf8016cdd2e6c18056", kill_on_drop: false }`
[INFO] [stdout] 1d5ab8fb985ef6d966871f48d356fa66721fed3ae44b74bf8016cdd2e6c18056
[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] e81d330a940fb5392ef5c3f39e3a5ca73631a89dd59fa458a1c6c8f701b55f99
[INFO] running `Command { std: "docker" "start" "-a" "e81d330a940fb5392ef5c3f39e3a5ca73631a89dd59fa458a1c6c8f701b55f99", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling miran-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `event`
[INFO] [stdout]    --> src/main.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     event: Event<'a>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.55s
[INFO] running `Command { std: "docker" "inspect" "e81d330a940fb5392ef5c3f39e3a5ca73631a89dd59fa458a1c6c8f701b55f99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e81d330a940fb5392ef5c3f39e3a5ca73631a89dd59fa458a1c6c8f701b55f99", kill_on_drop: false }`
[INFO] [stdout] e81d330a940fb5392ef5c3f39e3a5ca73631a89dd59fa458a1c6c8f701b55f99
[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] bba3a9a3e9f861510ec03a8384f7176d0511bf002d740b1c844f5e32885d7f5d
[INFO] running `Command { std: "docker" "start" "-a" "bba3a9a3e9f861510ec03a8384f7176d0511bf002d740b1c844f5e32885d7f5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling miran-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `event`
[INFO] [stdout]    --> src/main.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     event: Event<'a>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "bba3a9a3e9f861510ec03a8384f7176d0511bf002d740b1c844f5e32885d7f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba3a9a3e9f861510ec03a8384f7176d0511bf002d740b1c844f5e32885d7f5d", kill_on_drop: false }`
[INFO] [stdout] bba3a9a3e9f861510ec03a8384f7176d0511bf002d740b1c844f5e32885d7f5d
[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] d02cfa602da7f7c06679748d6a55bb8a095fde7899989ae852f7879cc8db3f87
[INFO] running `Command { std: "docker" "start" "-a" "d02cfa602da7f7c06679748d6a55bb8a095fde7899989ae852f7879cc8db3f87", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `event`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/main.rs:115:5
[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] 115 |     event: Event<'a>,
[INFO] [stdout] 
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/miran_rust-7aec323ce680f340)
[INFO] running `Command { std: "docker" "inspect" "d02cfa602da7f7c06679748d6a55bb8a095fde7899989ae852f7879cc8db3f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02cfa602da7f7c06679748d6a55bb8a095fde7899989ae852f7879cc8db3f87", kill_on_drop: false }`
[INFO] [stdout] d02cfa602da7f7c06679748d6a55bb8a095fde7899989ae852f7879cc8db3f87