[INFO] fetching crate argio 0.2.0...
[INFO] testing argio-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate argio 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate argio 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argio 0.2.0
[INFO] finished tweaking crates.io crate argio 0.2.0
[INFO] tweaked toml for crates.io crate argio 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate argio 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6de88ece16c8480f7bb14da8c79b5f2e8ad7d482f9ea54490519040f50d95e77
[INFO] running `Command { std: "docker" "start" "-a" "6de88ece16c8480f7bb14da8c79b5f2e8ad7d482f9ea54490519040f50d95e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6de88ece16c8480f7bb14da8c79b5f2e8ad7d482f9ea54490519040f50d95e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6de88ece16c8480f7bb14da8c79b5f2e8ad7d482f9ea54490519040f50d95e77", kill_on_drop: false }`
[INFO] [stdout] 6de88ece16c8480f7bb14da8c79b5f2e8ad7d482f9ea54490519040f50d95e77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf2f9be143de9054af098692cbc72541f58e95aa6fafb482d5374ff900e2b53d
[INFO] running `Command { std: "docker" "start" "-a" "cf2f9be143de9054af098692cbc72541f58e95aa6fafb482d5374ff900e2b53d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling proconio v0.4.3
[INFO] [stderr]    Compiling argio-macro v0.2.0
[INFO] [stderr]    Compiling argio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.45s
[INFO] running `Command { std: "docker" "inspect" "cf2f9be143de9054af098692cbc72541f58e95aa6fafb482d5374ff900e2b53d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf2f9be143de9054af098692cbc72541f58e95aa6fafb482d5374ff900e2b53d", kill_on_drop: false }`
[INFO] [stdout] cf2f9be143de9054af098692cbc72541f58e95aa6fafb482d5374ff900e2b53d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22efcdadca5b7f6725060a455f386b2a487cd476b7ad0662b6fde856abe4bda0
[INFO] running `Command { std: "docker" "start" "-a" "22efcdadca5b7f6725060a455f386b2a487cd476b7ad0662b6fde856abe4bda0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling trybuild v1.0.42
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling argio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.93s
[INFO] running `Command { std: "docker" "inspect" "22efcdadca5b7f6725060a455f386b2a487cd476b7ad0662b6fde856abe4bda0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22efcdadca5b7f6725060a455f386b2a487cd476b7ad0662b6fde856abe4bda0", kill_on_drop: false }`
[INFO] [stdout] 22efcdadca5b7f6725060a455f386b2a487cd476b7ad0662b6fde856abe4bda0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed0107b6b42a2e632d93d6c0f18d46ec54a46b60762d5f5a792523c312f32aa7
[INFO] running `Command { std: "docker" "start" "-a" "ed0107b6b42a2e632d93d6c0f18d46ec54a46b60762d5f5a792523c312f32aa7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/argio-07d39e07174c2dfd)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/ui.rs (/opt/rustwide/target/debug/deps/ui-68744cce0348ac8c)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking proconio v0.4.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling argio-macro v0.2.0
[INFO] [stderr]     Checking argio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking argio-tests v0.0.0 (/opt/rustwide/target/tests/argio)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.14s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/fail/invalid-attr.rs ... ok
[INFO] [stderr] test tests/ui/fail/invalid-multicase-format-argument.rs ... ok
[INFO] [stdout] test ui ... ok
[INFO] [stderr] test tests/ui/fail/invalid-multicase-format.rs ... ok
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 19.02s
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests argio
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 36) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 99) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 82) ... ok
[INFO] [stdout] test src/lib.rs - (line 124) ... ok
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed0107b6b42a2e632d93d6c0f18d46ec54a46b60762d5f5a792523c312f32aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0107b6b42a2e632d93d6c0f18d46ec54a46b60762d5f5a792523c312f32aa7", kill_on_drop: false }`
[INFO] [stdout] ed0107b6b42a2e632d93d6c0f18d46ec54a46b60762d5f5a792523c312f32aa7