[INFO] fetching crate serde-indexed 0.2.0...
[INFO] testing serde-indexed-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate serde-indexed 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate serde-indexed 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serde-indexed 0.2.0
[INFO] tweaked toml for crates.io crate serde-indexed 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-indexed 0.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding heapless v0.7.17 (available: v0.9.2)
[INFO] [stderr]       Adding hex-literal v0.4.1 (available: v1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b890a958e7f47ed0938bafe1a0dca34b84bb47ce22de2b46807d96241bb556dd
[INFO] running `Command { std: "docker" "start" "-a" "b890a958e7f47ed0938bafe1a0dca34b84bb47ce22de2b46807d96241bb556dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b890a958e7f47ed0938bafe1a0dca34b84bb47ce22de2b46807d96241bb556dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b890a958e7f47ed0938bafe1a0dca34b84bb47ce22de2b46807d96241bb556dd", kill_on_drop: false }`
[INFO] [stdout] b890a958e7f47ed0938bafe1a0dca34b84bb47ce22de2b46807d96241bb556dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c73db7803f034a5347a423af6e9d90755af9eba5fd131aabb6d7f3dd8baaa572
[INFO] running `Command { std: "docker" "start" "-a" "c73db7803f034a5347a423af6e9d90755af9eba5fd131aabb6d7f3dd8baaa572", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde-indexed v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "c73db7803f034a5347a423af6e9d90755af9eba5fd131aabb6d7f3dd8baaa572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c73db7803f034a5347a423af6e9d90755af9eba5fd131aabb6d7f3dd8baaa572", kill_on_drop: false }`
[INFO] [stdout] c73db7803f034a5347a423af6e9d90755af9eba5fd131aabb6d7f3dd8baaa572
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c709c3358684ac8dee44bb49a5c482912be328d3da3674899dcc79db029a327
[INFO] running `Command { std: "docker" "start" "-a" "7c709c3358684ac8dee44bb49a5c482912be328d3da3674899dcc79db029a327", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde-indexed v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NakedOption` is never constructed
[INFO] [stdout]   --> tests/basics.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub struct NakedOption {
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NakedRefOption` is never constructed
[INFO] [stdout]   --> tests/basics.rs:83:16
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub struct NakedRefOption<'a, 'b, 'c> {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptyStruct` is never constructed
[INFO] [stdout]   --> tests/basics.rs:92:16
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub struct EmptyStruct {}
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.25s
[INFO] running `Command { std: "docker" "inspect" "7c709c3358684ac8dee44bb49a5c482912be328d3da3674899dcc79db029a327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c709c3358684ac8dee44bb49a5c482912be328d3da3674899dcc79db029a327", kill_on_drop: false }`
[INFO] [stdout] 7c709c3358684ac8dee44bb49a5c482912be328d3da3674899dcc79db029a327
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] de6169d1132675c2d3eb6a655d977a9ea2c05b9b1479d8e0106889f9b2fa3b07
[INFO] running `Command { std: "docker" "start" "-a" "de6169d1132675c2d3eb6a655d977a9ea2c05b9b1479d8e0106889f9b2fa3b07", kill_on_drop: false }`
[INFO] [stderr] warning: struct `NakedOption` is never constructed
[INFO] [stderr]   --> tests/basics.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub struct NakedOption {
[INFO] [stderr]    |                ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `NakedRefOption` is never constructed
[INFO] [stderr]   --> tests/basics.rs:83:16
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub struct NakedRefOption<'a, 'b, 'c> {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `EmptyStruct` is never constructed
[INFO] [stderr]   --> tests/basics.rs:92:16
[INFO] [stderr]    |
[INFO] [stderr] 92 |     pub struct EmptyStruct {}
[INFO] [stderr]    |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `serde-indexed` (test "basics") generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_indexed-77aa0befccece2a1)
[INFO] [stderr]      Running tests/basics.rs (/opt/rustwide/target/debug/deps/basics-0713fcc5854027ee)
[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] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test cow::deserialize ... ok
[INFO] [stdout] test cow::serialize ... ok
[INFO] [stdout] test generics::serialize_with ... ok
[INFO] [stdout] test cow::tokens ... ok
[INFO] [stdout] test generics::all_generics ... ok
[INFO] [stdout] test generics::with ... ok
[INFO] [stdout] test generics::deserialize_with ... ok
[INFO] [stdout] test generics::tokens ... ok
[INFO] [stdout] test generics::with_lifetime ... ok
[INFO] [stdout] test index::tokens ... ok
[INFO] [stdout] test some_keys::another_deserialize ... ok
[INFO] [stdout] test some_keys::another_ref_serialize ... ok
[INFO] [stdout] test some_keys::another_ref_deserialize ... ok
[INFO] [stdout] test some_keys::another_serialize ... ok
[INFO] [stdout] test some_keys::serialize ... ok
[INFO] [stdout] test some_keys::deserialize_ref ... ok
[INFO] [stdout] test some_keys::deserialize ... ok
[INFO] [stdout] test some_keys::test_unknown_fields ... ok
[INFO] [stdout] test some_keys::tokens ... ok
[INFO] [stderr]    Doc-tests serde_indexed
[INFO] [stdout] test some_keys::serialize_ref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 67) ... ok
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] test src/lib.rs - (line 119) ... ok
[INFO] [stdout] test src/lib.rs - (line 103) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "de6169d1132675c2d3eb6a655d977a9ea2c05b9b1479d8e0106889f9b2fa3b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de6169d1132675c2d3eb6a655d977a9ea2c05b9b1479d8e0106889f9b2fa3b07", kill_on_drop: false }`
[INFO] [stdout] de6169d1132675c2d3eb6a655d977a9ea2c05b9b1479d8e0106889f9b2fa3b07