[INFO] fetching crate fcode 1.0.0...
[INFO] testing fcode-1.0.0 against 1.55.0 for beta-1.56-2
[INFO] extracting crate fcode 1.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate fcode 1.0.0 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 fcode 1.0.0
[INFO] finished tweaking crates.io crate fcode 1.0.0
[INFO] tweaked toml for crates.io crate fcode 1.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate fcode 1.0.0 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]     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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c6e4c3c6c8d6a52d41935ffd7d8dab3ae160c312b5ddf723a5186f6c9ccf3371
[INFO] running `Command { std: "docker" "start" "-a" "c6e4c3c6c8d6a52d41935ffd7d8dab3ae160c312b5ddf723a5186f6c9ccf3371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6e4c3c6c8d6a52d41935ffd7d8dab3ae160c312b5ddf723a5186f6c9ccf3371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e4c3c6c8d6a52d41935ffd7d8dab3ae160c312b5ddf723a5186f6c9ccf3371", kill_on_drop: false }`
[INFO] [stdout] c6e4c3c6c8d6a52d41935ffd7d8dab3ae160c312b5ddf723a5186f6c9ccf3371
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 22e5b9a9ed375c015529a6010ebda5ebb45add1bb945534dba6f548f8a368db7
[INFO] running `Command { std: "docker" "start" "-a" "22e5b9a9ed375c015529a6010ebda5ebb45add1bb945534dba6f548f8a368db7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling fcode v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.82s
[INFO] running `Command { std: "docker" "inspect" "22e5b9a9ed375c015529a6010ebda5ebb45add1bb945534dba6f548f8a368db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22e5b9a9ed375c015529a6010ebda5ebb45add1bb945534dba6f548f8a368db7", kill_on_drop: false }`
[INFO] [stdout] 22e5b9a9ed375c015529a6010ebda5ebb45add1bb945534dba6f548f8a368db7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 6fb3e46042329d192855361e1685c13f1f021acd743e64cb2bd6628d72baa1f7
[INFO] running `Command { std: "docker" "start" "-a" "6fb3e46042329d192855361e1685c13f1f021acd743e64cb2bd6628d72baa1f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling serde_json v1.0.63
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling bincode v1.3.2
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling fcode v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/tests.rs:124:3
[INFO] [stdout]     |
[INFO] [stdout] 124 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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 14.23s
[INFO] running `Command { std: "docker" "inspect" "6fb3e46042329d192855361e1685c13f1f021acd743e64cb2bd6628d72baa1f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fb3e46042329d192855361e1685c13f1f021acd743e64cb2bd6628d72baa1f7", kill_on_drop: false }`
[INFO] [stdout] 6fb3e46042329d192855361e1685c13f1f021acd743e64cb2bd6628d72baa1f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] e0670477f1abad74e7ab1da3d94a92496666620da4d8bdfecc74a451e2a914e3
[INFO] running `Command { std: "docker" "start" "-a" "e0670477f1abad74e7ab1da3d94a92496666620da4d8bdfecc74a451e2a914e3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stdout] running 27 tests
[INFO] [stderr]    --> src/tests.rs:124:3
[INFO] [stderr]     |
[INFO] [stderr] 124 |     };
[INFO] [stderr]     |      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fcode` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fcode-76cfb229329b9d63)
[INFO] [stdout] test tests::extend_struct_variant ... ok
[INFO] [stdout] test tests::extend_enum ... ok
[INFO] [stdout] test tests::anonymous_tuple_to_named ... ok
[INFO] [stdout] test tests::extend_enum_with_other ... ok
[INFO] [stdout] test tests::skip_field ... ok
[INFO] [stdout] test tests::test_basic_types ... ok
[INFO] [stdout] test tests::test_enum ... ok
[INFO] [stdout] test tests::test_minmax ... ok
[INFO] [stdout] test tests::test_long_struct_to_short ... ok
[INFO] [stdout] test tests::test_long_tuple_to_short ... ok
[INFO] [stdout] test tests::test_borrowed ... ok
[INFO] [stdout] test tests::struct_variant_to_newtype_struct ... ok
[INFO] [stdout] test tests::test_128 ... ok
[INFO] [stdout] test tests::test_readme_varint_example ... ok
[INFO] [stdout] test tests::test_map ... ok
[INFO] [stdout] test tests::test_short_struct_to_long ... ok
[INFO] [stdout] test tests::test_short_tuple_to_long ... ok
[INFO] [stdout] test tests::test_struct ... ok
[INFO] [stdout] test tests::test_struct_vec ... ok
[INFO] [stdout] test tests::tuple_to_struct ... ok
[INFO] [stdout] test tests::tuple_variant_to_newtype_tuple ... ok
[INFO] [stdout] test tests::tuple_variant_to_struct ... ok
[INFO] [stderr]    Doc-tests fcode
[INFO] [stdout] test wire::test_varint_128 ... ok
[INFO] [stdout] test tests::type_to_newtype ... ok
[INFO] [stdout] test wire::test_varint ... ok
[INFO] [stdout] test wire::test_zigzag ... ok
[INFO] [stdout] test wire::test_zigzag_128 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[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" "e0670477f1abad74e7ab1da3d94a92496666620da4d8bdfecc74a451e2a914e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0670477f1abad74e7ab1da3d94a92496666620da4d8bdfecc74a451e2a914e3", kill_on_drop: false }`
[INFO] [stdout] e0670477f1abad74e7ab1da3d94a92496666620da4d8bdfecc74a451e2a914e3