[INFO] fetching crate descriptor 0.0.4...
[INFO] testing descriptor-0.0.4 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate descriptor 0.0.4 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate descriptor 0.0.4 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate descriptor 0.0.4
[INFO] finished tweaking crates.io crate descriptor 0.0.4
[INFO] tweaked toml for crates.io crate descriptor 0.0.4 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded strip-ansi-escapes v0.1.1
[INFO] [stderr]   Downloaded vte_generate_state_changes v0.1.1
[INFO] [stderr]   Downloaded vte v0.10.1
[INFO] [stderr]   Downloaded descriptor_derive v0.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c2517870a9d14ff956233bbd645c0714f9c762dd7f261dc6975f7f422d355ef
[INFO] running `Command { std: "docker" "start" "-a" "6c2517870a9d14ff956233bbd645c0714f9c762dd7f261dc6975f7f422d355ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c2517870a9d14ff956233bbd645c0714f9c762dd7f261dc6975f7f422d355ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c2517870a9d14ff956233bbd645c0714f9c762dd7f261dc6975f7f422d355ef", kill_on_drop: false }`
[INFO] [stdout] 6c2517870a9d14ff956233bbd645c0714f9c762dd7f261dc6975f7f422d355ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01f8e11f7b24e37032c8c192a0495d3b3111107a2fa56b7b309f8f4859026337
[INFO] running `Command { std: "docker" "start" "-a" "01f8e11f7b24e37032c8c192a0495d3b3111107a2fa56b7b309f8f4859026337", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling vte v0.10.1
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.1
[INFO] [stderr]    Compiling descriptor_derive v0.0.4
[INFO] [stderr]    Compiling descriptor v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.56s
[INFO] running `Command { std: "docker" "inspect" "01f8e11f7b24e37032c8c192a0495d3b3111107a2fa56b7b309f8f4859026337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01f8e11f7b24e37032c8c192a0495d3b3111107a2fa56b7b309f8f4859026337", kill_on_drop: false }`
[INFO] [stdout] 01f8e11f7b24e37032c8c192a0495d3b3111107a2fa56b7b309f8f4859026337
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b375cee4487fd2ef76780a54c58a05b7e65b8e6d8e13f33a80e9279f6a18719
[INFO] running `Command { std: "docker" "start" "-a" "8b375cee4487fd2ef76780a54c58a05b7e65b8e6d8e13f33a80e9279f6a18719", kill_on_drop: false }`
[INFO] [stderr]    Compiling descriptor v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "8b375cee4487fd2ef76780a54c58a05b7e65b8e6d8e13f33a80e9279f6a18719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b375cee4487fd2ef76780a54c58a05b7e65b8e6d8e13f33a80e9279f6a18719", kill_on_drop: false }`
[INFO] [stdout] 8b375cee4487fd2ef76780a54c58a05b7e65b8e6d8e13f33a80e9279f6a18719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5ffee82e16b5d798082d91ab6c552418d8c17ae9bb2936ea0ef471441d4fb21
[INFO] running `Command { std: "docker" "start" "-a" "e5ffee82e16b5d798082d91ab6c552418d8c17ae9bb2936ea0ef471441d4fb21", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/descriptor-e675a2f73c9fbacb)
[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] [stderr]      Running tests/describe_test.rs (/opt/rustwide/target/debug/deps/describe_test-ccd7045febb01cf1)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_describe_enum ... ok
[INFO] [stdout] test test_extra_fields ... ok
[INFO] [stdout] test test_flatten ... ok
[INFO] [stdout] test test_into_field_level ... ok
[INFO] [stdout] test test_func ... ok
[INFO] [stdout] test test_into_struct_level ... ok
[INFO] [stdout] test test_map ... ok
[INFO] [stdout] test test_vec ... ok
[INFO] [stderr]      Running tests/table_test.rs (/opt/rustwide/target/debug/deps/table_test-d09ab7b9974f7a9a)
[INFO] [stdout] test test_table_description ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_extra_fields ... ok
[INFO] [stdout] test test_into_field_level ... ok
[INFO] [stdout] test test_table_descriptor ... ok
[INFO] [stdout] test test_map_all ... ok
[INFO] [stdout] test test_table_headers ... ok
[INFO] [stdout] test test_table_inner ... ok
[INFO] [stdout] test test_table_skip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests descriptor
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - (line 112) ... ok
[INFO] [stdout] test src/lib.rs - (line 243) ... ok
[INFO] [stdout] test src/lib.rs - (line 216) ... ok
[INFO] [stdout] test src/lib.rs - (line 274) ... ok
[INFO] [stdout] test src/lib.rs - (line 62) ... ok
[INFO] [stdout] test src/lib.rs - (line 421) ... ok
[INFO] [stdout] test src/lib.rs - (line 176) ... ok
[INFO] [stdout] test src/lib.rs - (line 150) ... ok
[INFO] [stdout] test src/lib.rs - (line 393) ... ok
[INFO] [stdout] test src/lib.rs - (line 307) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - (line 350) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e5ffee82e16b5d798082d91ab6c552418d8c17ae9bb2936ea0ef471441d4fb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5ffee82e16b5d798082d91ab6c552418d8c17ae9bb2936ea0ef471441d4fb21", kill_on_drop: false }`
[INFO] [stdout] e5ffee82e16b5d798082d91ab6c552418d8c17ae9bb2936ea0ef471441d4fb21