[INFO] fetching crate cargo-gccrs 0.0.1...
[INFO] testing cargo-gccrs-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate cargo-gccrs 0.0.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate cargo-gccrs 0.0.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-gccrs 0.0.1
[INFO] finished tweaking crates.io crate cargo-gccrs 0.0.1
[INFO] tweaked toml for crates.io crate cargo-gccrs 0.0.1 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate crates.io crate cargo-gccrs 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca1de5a723332e58f04f451397a2ffde4574ad2782760c90658e1324e7ba1f41
[INFO] running `Command { std: "docker" "start" "-a" "ca1de5a723332e58f04f451397a2ffde4574ad2782760c90658e1324e7ba1f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca1de5a723332e58f04f451397a2ffde4574ad2782760c90658e1324e7ba1f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1de5a723332e58f04f451397a2ffde4574ad2782760c90658e1324e7ba1f41", kill_on_drop: false }`
[INFO] [stdout] ca1de5a723332e58f04f451397a2ffde4574ad2782760c90658e1324e7ba1f41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1508cbb9c5e5ce4d9583ad7f03576dca7d1c63b881b29c53cb68396610fb5643
[INFO] running `Command { std: "docker" "start" "-a" "1508cbb9c5e5ce4d9583ad7f03576dca7d1c63b881b29c53cb68396610fb5643", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-gccrs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Args` that must be used
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     dbg!(std::env::args());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "1508cbb9c5e5ce4d9583ad7f03576dca7d1c63b881b29c53cb68396610fb5643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1508cbb9c5e5ce4d9583ad7f03576dca7d1c63b881b29c53cb68396610fb5643", kill_on_drop: false }`
[INFO] [stdout] 1508cbb9c5e5ce4d9583ad7f03576dca7d1c63b881b29c53cb68396610fb5643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b12df7e11acb3703cba2eef6ee988873646c4ebdd94c467bd6b42c13dec7188b
[INFO] running `Command { std: "docker" "start" "-a" "b12df7e11acb3703cba2eef6ee988873646c4ebdd94c467bd6b42c13dec7188b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-gccrs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Args` that must be used
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     dbg!(std::env::args());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info)
[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" "b12df7e11acb3703cba2eef6ee988873646c4ebdd94c467bd6b42c13dec7188b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b12df7e11acb3703cba2eef6ee988873646c4ebdd94c467bd6b42c13dec7188b", kill_on_drop: false }`
[INFO] [stdout] b12df7e11acb3703cba2eef6ee988873646c4ebdd94c467bd6b42c13dec7188b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a1dcd8acd6a5d36b1d6e2ca66d616663ef3b5702361745908f7a2c29ee2ca1a
[INFO] running `Command { std: "docker" "start" "-a" "1a1dcd8acd6a5d36b1d6e2ca66d616663ef3b5702361745908f7a2c29ee2ca1a", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Args` that must be used
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     dbg!(std::env::args());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stderr]    = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-gccrs` (bin "cargo-gccrs" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_gccrs-81f12adb7953df94)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test gccrs::config::tests::option_invalid ... ok
[INFO] [stdout] test gccrs::config::tests::target_kv_valid ... ok
[INFO] [stdout] test gccrs::config::tests::os_info_valid ... ok
[INFO] [stdout] test gccrs::config::tests::sorting ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a1dcd8acd6a5d36b1d6e2ca66d616663ef3b5702361745908f7a2c29ee2ca1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a1dcd8acd6a5d36b1d6e2ca66d616663ef3b5702361745908f7a2c29ee2ca1a", kill_on_drop: false }`
[INFO] [stdout] 1a1dcd8acd6a5d36b1d6e2ca66d616663ef3b5702361745908f7a2c29ee2ca1a