[INFO] cloning repository https://github.com/AlexanderKaran/rust-starter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexanderKaran/rust-starter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderKaran%2Frust-starter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderKaran%2Frust-starter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6774417c36cb4c4acd834cc07a78efbaf47f733b
[INFO] testing AlexanderKaran/rust-starter against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderKaran%2Frust-starter" "/workspace/builds/worker-40/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-40/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlexanderKaran/rust-starter on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlexanderKaran/rust-starter
[INFO] finished tweaking git repo https://github.com/AlexanderKaran/rust-starter
[INFO] tweaked toml for git repo https://github.com/AlexanderKaran/rust-starter written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate git repo https://github.com/AlexanderKaran/rust-starter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b2b6bc4a6a3896d884835249b7793ee4f83533c90075049ec12f4e8eccd1d3d
[INFO] running `Command { std: "docker" "start" "-a" "4b2b6bc4a6a3896d884835249b7793ee4f83533c90075049ec12f4e8eccd1d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b2b6bc4a6a3896d884835249b7793ee4f83533c90075049ec12f4e8eccd1d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b2b6bc4a6a3896d884835249b7793ee4f83533c90075049ec12f4e8eccd1d3d", kill_on_drop: false }`
[INFO] [stdout] 4b2b6bc4a6a3896d884835249b7793ee4f83533c90075049ec12f4e8eccd1d3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba5ca6df158f67d81434de8c25477fac650947ab183a3032f911cff758541542
[INFO] running `Command { std: "docker" "start" "-a" "ba5ca6df158f67d81434de8c25477fac650947ab183a3032f911cff758541542", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-starter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]   --> src/main.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn needs_mutable_ref(map: &mut HashMap<&str, String>) {}
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[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 0.81s
[INFO] running `Command { std: "docker" "inspect" "ba5ca6df158f67d81434de8c25477fac650947ab183a3032f911cff758541542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba5ca6df158f67d81434de8c25477fac650947ab183a3032f911cff758541542", kill_on_drop: false }`
[INFO] [stdout] ba5ca6df158f67d81434de8c25477fac650947ab183a3032f911cff758541542
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c45d74dbd5d0e9f2d60e45b97513bd1db91fc383a4d907891c687758500101b
[INFO] running `Command { std: "docker" "start" "-a" "8c45d74dbd5d0e9f2d60e45b97513bd1db91fc383a4d907891c687758500101b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-starter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]   --> src/main.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn needs_mutable_ref(map: &mut HashMap<&str, String>) {}
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[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 0.36s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_starter-81783590d963c3ca)
[INFO] running `Command { std: "docker" "inspect" "8c45d74dbd5d0e9f2d60e45b97513bd1db91fc383a4d907891c687758500101b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c45d74dbd5d0e9f2d60e45b97513bd1db91fc383a4d907891c687758500101b", kill_on_drop: false }`
[INFO] [stdout] 8c45d74dbd5d0e9f2d60e45b97513bd1db91fc383a4d907891c687758500101b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05c2b215ff966bd0df635daefa8d2b44815f3e8db1f8c23b4e75b93ca80f98a4
[INFO] running `Command { std: "docker" "start" "-a" "05c2b215ff966bd0df635daefa8d2b44815f3e8db1f8c23b4e75b93ca80f98a4", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `map`
[INFO] [stderr]   --> src/main.rs:18:22
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn needs_mutable_ref(map: &mut HashMap<&str, String>) {}
[INFO] [stderr]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-starter` (bin "rust-starter" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_starter-81783590d963c3ca)
[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 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "05c2b215ff966bd0df635daefa8d2b44815f3e8db1f8c23b4e75b93ca80f98a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05c2b215ff966bd0df635daefa8d2b44815f3e8db1f8c23b4e75b93ca80f98a4", kill_on_drop: false }`
[INFO] [stdout] 05c2b215ff966bd0df635daefa8d2b44815f3e8db1f8c23b4e75b93ca80f98a4