[INFO] cloning repository https://github.com/MarcusKlik/rust_template
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcusKlik/rust_template" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusKlik%2Frust_template", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusKlik%2Frust_template'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74286674d61ea4bd460899b4aa25e529efd107e2
[INFO] testing MarcusKlik/rust_template against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusKlik%2Frust_template" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcusKlik/rust_template on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarcusKlik/rust_template
[INFO] finished tweaking git repo https://github.com/MarcusKlik/rust_template
[INFO] tweaked toml for git repo https://github.com/MarcusKlik/rust_template written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcusKlik/rust_template already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb47a0553d1c623b078b86fd0befaa3d3f0fcb3b45881eda50c1c8faa3ec3a4f
[INFO] running `Command { std: "docker" "start" "-a" "eb47a0553d1c623b078b86fd0befaa3d3f0fcb3b45881eda50c1c8faa3ec3a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb47a0553d1c623b078b86fd0befaa3d3f0fcb3b45881eda50c1c8faa3ec3a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb47a0553d1c623b078b86fd0befaa3d3f0fcb3b45881eda50c1c8faa3ec3a4f", kill_on_drop: false }`
[INFO] [stdout] eb47a0553d1c623b078b86fd0befaa3d3f0fcb3b45881eda50c1c8faa3ec3a4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf2fd7748e345ad05a42452b442e22f9ac6b395ae5e23a44c7a9786343d99fcd
[INFO] running `Command { std: "docker" "start" "-a" "bf2fd7748e345ad05a42452b442e22f9ac6b395ae5e23a44c7a9786343d99fcd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/multiple_threads.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let result = res.join();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 2.28s
[INFO] running `Command { std: "docker" "inspect" "bf2fd7748e345ad05a42452b442e22f9ac6b395ae5e23a44c7a9786343d99fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf2fd7748e345ad05a42452b442e22f9ac6b395ae5e23a44c7a9786343d99fcd", kill_on_drop: false }`
[INFO] [stdout] bf2fd7748e345ad05a42452b442e22f9ac6b395ae5e23a44c7a9786343d99fcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebccde0bbc7b5b556c259b6d970ca1ef04c35b48b2c76fc01193bdcfc8698472
[INFO] running `Command { std: "docker" "start" "-a" "ebccde0bbc7b5b556c259b6d970ca1ef04c35b48b2c76fc01193bdcfc8698472", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/multiple_threads.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let result = res.join();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 0.31s
[INFO] running `Command { std: "docker" "inspect" "ebccde0bbc7b5b556c259b6d970ca1ef04c35b48b2c76fc01193bdcfc8698472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebccde0bbc7b5b556c259b6d970ca1ef04c35b48b2c76fc01193bdcfc8698472", kill_on_drop: false }`
[INFO] [stdout] ebccde0bbc7b5b556c259b6d970ca1ef04c35b48b2c76fc01193bdcfc8698472
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 49132507cd2f7ba293d2a42aa53323990ad4d6b50a59d745c2fcd23720e8c9ba
[INFO] running `Command { std: "docker" "start" "-a" "49132507cd2f7ba293d2a42aa53323990ad4d6b50a59d745c2fcd23720e8c9ba", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/multiple_threads.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let result = res.join();
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_template` (bin "rust_template" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_template-d02d72e68a5dc6bc)
[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" "49132507cd2f7ba293d2a42aa53323990ad4d6b50a59d745c2fcd23720e8c9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49132507cd2f7ba293d2a42aa53323990ad4d6b50a59d745c2fcd23720e8c9ba", kill_on_drop: false }`
[INFO] [stdout] 49132507cd2f7ba293d2a42aa53323990ad4d6b50a59d745c2fcd23720e8c9ba