[INFO] cloning repository https://github.com/kirisaki/rust-lambda
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kirisaki/rust-lambda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirisaki%2Frust-lambda", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirisaki%2Frust-lambda'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e71fbc5ddfef1bce1c1c46042e96c3911d9edb1
[INFO] testing kirisaki/rust-lambda against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirisaki%2Frust-lambda" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kirisaki/rust-lambda on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kirisaki/rust-lambda
[INFO] finished tweaking git repo https://github.com/kirisaki/rust-lambda
[INFO] tweaked toml for git repo https://github.com/kirisaki/rust-lambda written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/kirisaki/rust-lambda already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fc4d86980668fbe9dbc1c93fa29672296185e1343a0622d68788718a4f0f150
[INFO] running `Command { std: "docker" "start" "-a" "6fc4d86980668fbe9dbc1c93fa29672296185e1343a0622d68788718a4f0f150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fc4d86980668fbe9dbc1c93fa29672296185e1343a0622d68788718a4f0f150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fc4d86980668fbe9dbc1c93fa29672296185e1343a0622d68788718a4f0f150", kill_on_drop: false }`
[INFO] [stdout] 6fc4d86980668fbe9dbc1c93fa29672296185e1343a0622d68788718a4f0f150
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f7d1995f889ccf2dfdb4c272e195df36f82eed8f993a1cbb6532206ac0dc99b
[INFO] running `Command { std: "docker" "start" "-a" "3f7d1995f889ccf2dfdb4c272e195df36f82eed8f993a1cbb6532206ac0dc99b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-lambda v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::collections::hash_set::Union` that must be used
[INFO] [stdout]   --> src/main.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 e2.union(&e3);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this returns the union as an iterator, without modifying either input set
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "3f7d1995f889ccf2dfdb4c272e195df36f82eed8f993a1cbb6532206ac0dc99b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7d1995f889ccf2dfdb4c272e195df36f82eed8f993a1cbb6532206ac0dc99b", kill_on_drop: false }`
[INFO] [stdout] 3f7d1995f889ccf2dfdb4c272e195df36f82eed8f993a1cbb6532206ac0dc99b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7717cf438044ec281ada65c6a83d129c33e5c6b19909c08d37b2d45c38d992d
[INFO] running `Command { std: "docker" "start" "-a" "d7717cf438044ec281ada65c6a83d129c33e5c6b19909c08d37b2d45c38d992d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-lambda v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::collections::hash_set::Union` that must be used
[INFO] [stdout]   --> src/main.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 e2.union(&e3);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this returns the union as an iterator, without modifying either input set
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "d7717cf438044ec281ada65c6a83d129c33e5c6b19909c08d37b2d45c38d992d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7717cf438044ec281ada65c6a83d129c33e5c6b19909c08d37b2d45c38d992d", kill_on_drop: false }`
[INFO] [stdout] d7717cf438044ec281ada65c6a83d129c33e5c6b19909c08d37b2d45c38d992d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 867f3a2305fbc8f54e6c1d87b2e1fcfb63ffe0953ce32ce3db765f7d585d8e4b
[INFO] running `Command { std: "docker" "start" "-a" "867f3a2305fbc8f54e6c1d87b2e1fcfb63ffe0953ce32ce3db765f7d585d8e4b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused `std::collections::hash_set::Union` that must be used
[INFO] [stderr]   --> src/main.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 e2.union(&e3);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this returns the union as an iterator, without modifying either input set
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-lambda` (bin "rust-lambda" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_lambda-65a111e824076d4e)
[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" "867f3a2305fbc8f54e6c1d87b2e1fcfb63ffe0953ce32ce3db765f7d585d8e4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "867f3a2305fbc8f54e6c1d87b2e1fcfb63ffe0953ce32ce3db765f7d585d8e4b", kill_on_drop: false }`
[INFO] [stdout] 867f3a2305fbc8f54e6c1d87b2e1fcfb63ffe0953ce32ce3db765f7d585d8e4b