[INFO] fetching crate descriptor 0.0.4...
[INFO] testing descriptor-0.0.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate descriptor 0.0.4 into /workspace/builds/worker-4-tc2/source
[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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate descriptor 0.0.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding convert_case v0.4.0 (available: v0.9.0)
[INFO] [stderr]       Adding strip-ansi-escapes v0.1.1 (available: v0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa2694478377662ac875a5419ffd3d5897cdc1edfdfc1c8914fba5da5b90fe9a
[INFO] running `Command { std: "docker" "start" "-a" "aa2694478377662ac875a5419ffd3d5897cdc1edfdfc1c8914fba5da5b90fe9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa2694478377662ac875a5419ffd3d5897cdc1edfdfc1c8914fba5da5b90fe9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2694478377662ac875a5419ffd3d5897cdc1edfdfc1c8914fba5da5b90fe9a", kill_on_drop: false }`
[INFO] [stdout] aa2694478377662ac875a5419ffd3d5897cdc1edfdfc1c8914fba5da5b90fe9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a44620754baeb6d8ff335eadcf489c4dcff0cd13c7894b266e5a0d62df6e61cc
[INFO] running `Command { std: "docker" "start" "-a" "a44620754baeb6d8ff335eadcf489c4dcff0cd13c7894b266e5a0d62df6e61cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[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` profile [unoptimized + debuginfo] target(s) in 6.26s
[INFO] running `Command { std: "docker" "inspect" "a44620754baeb6d8ff335eadcf489c4dcff0cd13c7894b266e5a0d62df6e61cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a44620754baeb6d8ff335eadcf489c4dcff0cd13c7894b266e5a0d62df6e61cc", kill_on_drop: false }`
[INFO] [stdout] a44620754baeb6d8ff335eadcf489c4dcff0cd13c7894b266e5a0d62df6e61cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dd66fb4daee9c87fb61acce4a80776593efb52aaea1b8500a7afcb083a295dc
[INFO] running `Command { std: "docker" "start" "-a" "3dd66fb4daee9c87fb61acce4a80776593efb52aaea1b8500a7afcb083a295dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling descriptor v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "3dd66fb4daee9c87fb61acce4a80776593efb52aaea1b8500a7afcb083a295dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dd66fb4daee9c87fb61acce4a80776593efb52aaea1b8500a7afcb083a295dc", kill_on_drop: false }`
[INFO] [stdout] 3dd66fb4daee9c87fb61acce4a80776593efb52aaea1b8500a7afcb083a295dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 974212b92c2d54f11216f1183559505e8382833ce10fdafeef4b448620384fad
[INFO] running `Command { std: "docker" "start" "-a" "974212b92c2d54f11216f1183559505e8382833ce10fdafeef4b448620384fad", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/descriptor-f41ff81112769241)
[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-c31789b480e3a173)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_describe_enum ... ok
[INFO] [stdout] test test_flatten ... ok
[INFO] [stdout] test test_into_struct_level ... ok
[INFO] [stdout] test test_table_description ... ok
[INFO] [stdout] test test_vec ... ok
[INFO] [stdout] test test_func ... ok
[INFO] [stdout] test test_into_field_level ... ok
[INFO] [stdout] test test_extra_fields ... ok
[INFO] [stdout] test test_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/table_test.rs (/opt/rustwide/target/debug/deps/table_test-93c0c79f1df481d2)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_extra_fields ... ok
[INFO] [stdout] test test_table_descriptor ... ok
[INFO] [stdout] test test_table_headers ... ok
[INFO] [stdout] test test_into_field_level ... ok
[INFO] [stdout] test test_table_skip ... ok
[INFO] [stdout] test test_table_inner ... ok
[INFO] [stdout] test test_map_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests descriptor
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - (line 274) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... 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 243) ... ok
[INFO] [stdout] test src/lib.rs - (line 216) ... ok
[INFO] [stdout] test src/lib.rs - (line 350) ... ok
[INFO] [stdout] test src/lib.rs - (line 307) ... ok
[INFO] [stdout] test src/lib.rs - (line 112) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "974212b92c2d54f11216f1183559505e8382833ce10fdafeef4b448620384fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "974212b92c2d54f11216f1183559505e8382833ce10fdafeef4b448620384fad", kill_on_drop: false }`
[INFO] [stdout] 974212b92c2d54f11216f1183559505e8382833ce10fdafeef4b448620384fad