[INFO] fetching crate entrance 0.3.0...
[INFO] testing entrance-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate entrance 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate entrance 0.3.0 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 entrance 0.3.0
[INFO] finished tweaking crates.io crate entrance 0.3.0
[INFO] tweaked toml for crates.io crate entrance 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate entrance 0.3.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded entrance_derive v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 651cbf27daf1277d728e462a22059e422468624104d8866a539c9d49c18ddec3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "651cbf27daf1277d728e462a22059e422468624104d8866a539c9d49c18ddec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "651cbf27daf1277d728e462a22059e422468624104d8866a539c9d49c18ddec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "651cbf27daf1277d728e462a22059e422468624104d8866a539c9d49c18ddec3", kill_on_drop: false }`
[INFO] [stdout] 651cbf27daf1277d728e462a22059e422468624104d8866a539c9d49c18ddec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] e10d071a54d69bd3f7cc987f207b26ec2a48168f90857804fcb7aff62892adaf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e10d071a54d69bd3f7cc987f207b26ec2a48168f90857804fcb7aff62892adaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling entrance_derive v0.3.0
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling entrance v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.89s
[INFO] running `Command { std: "docker" "inspect" "e10d071a54d69bd3f7cc987f207b26ec2a48168f90857804fcb7aff62892adaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e10d071a54d69bd3f7cc987f207b26ec2a48168f90857804fcb7aff62892adaf", kill_on_drop: false }`
[INFO] [stdout] e10d071a54d69bd3f7cc987f207b26ec2a48168f90857804fcb7aff62892adaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] bcce70b22181fbc207a188d4ef223bd7ebd6357f8614f8596ccca07624996bdd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bcce70b22181fbc207a188d4ef223bd7ebd6357f8614f8596ccca07624996bdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling entrance v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "bcce70b22181fbc207a188d4ef223bd7ebd6357f8614f8596ccca07624996bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcce70b22181fbc207a188d4ef223bd7ebd6357f8614f8596ccca07624996bdd", kill_on_drop: false }`
[INFO] [stdout] bcce70b22181fbc207a188d4ef223bd7ebd6357f8614f8596ccca07624996bdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b6a44bea2a1f1cf015639fa95edb630149a164598e9a8d0fdb4858b5bf303a2c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b6a44bea2a1f1cf015639fa95edb630149a164598e9a8d0fdb4858b5bf303a2c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/entrance-b76483d9b827507a)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test arguments::tests::arguments_parse ... ok
[INFO] [stdout] test arguments::tests::arguments_spec ... ok
[INFO] [stdout] test command::tests::format_usage ... ok
[INFO] [stdout] test command::tests::command ... ok
[INFO] [stdout] test options::tests::spec ... ok
[INFO] [stdout] test options::tests::parse ... ok
[INFO] [stdout] test tests::test_parse_argument ... ok
[INFO] [stdout] test tests::test_parse_variable_argument ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derive_macro.rs (/opt/rustwide/target/debug/deps/derive_macro-cb1fc261e953c253)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test options ... ok
[INFO] [stdout] test struct_with_named_fields ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests entrance
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/options.rs - options::Options (line 13) ... ok
[INFO] [stdout] test src/arguments.rs - arguments::Arguments (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6a44bea2a1f1cf015639fa95edb630149a164598e9a8d0fdb4858b5bf303a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a44bea2a1f1cf015639fa95edb630149a164598e9a8d0fdb4858b5bf303a2c", kill_on_drop: false }`
[INFO] [stdout] b6a44bea2a1f1cf015639fa95edb630149a164598e9a8d0fdb4858b5bf303a2c