[INFO] fetching crate may_rpc_derive 0.1.4...
[INFO] testing may_rpc_derive-0.1.4 against 1.90.0 for beta-1.91-3
[INFO] extracting crate may_rpc_derive 0.1.4 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate may_rpc_derive 0.1.4
[INFO] finished tweaking crates.io crate may_rpc_derive 0.1.4
[INFO] tweaked toml for crates.io crate may_rpc_derive 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate may_rpc_derive 0.1.4 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b288a916f61eb3293c4bed321f5648e9465847aba8d7244fe4bee164c4d7cac
[INFO] running `Command { std: "docker" "start" "-a" "2b288a916f61eb3293c4bed321f5648e9465847aba8d7244fe4bee164c4d7cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b288a916f61eb3293c4bed321f5648e9465847aba8d7244fe4bee164c4d7cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b288a916f61eb3293c4bed321f5648e9465847aba8d7244fe4bee164c4d7cac", kill_on_drop: false }`
[INFO] [stdout] 2b288a916f61eb3293c4bed321f5648e9465847aba8d7244fe4bee164c4d7cac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5c63322a95da262dc099b623b306746a1d6a7d1878090cfb4bcab7c0050cad3
[INFO] running `Command { std: "docker" "start" "-a" "f5c63322a95da262dc099b623b306746a1d6a7d1878090cfb4bcab7c0050cad3", kill_on_drop: false }`
[INFO] [stderr]    Compiling may_rpc_derive v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "f5c63322a95da262dc099b623b306746a1d6a7d1878090cfb4bcab7c0050cad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c63322a95da262dc099b623b306746a1d6a7d1878090cfb4bcab7c0050cad3", kill_on_drop: false }`
[INFO] [stdout] f5c63322a95da262dc099b623b306746a1d6a7d1878090cfb4bcab7c0050cad3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec21943422362fc22dd7089c50c37a04b1da096021f923bcf8371badcb6a2568
[INFO] running `Command { std: "docker" "start" "-a" "ec21943422362fc22dd7089c50c37a04b1da096021f923bcf8371badcb6a2568", kill_on_drop: false }`
[INFO] [stderr]    Compiling may_rpc_derive v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "ec21943422362fc22dd7089c50c37a04b1da096021f923bcf8371badcb6a2568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec21943422362fc22dd7089c50c37a04b1da096021f923bcf8371badcb6a2568", kill_on_drop: false }`
[INFO] [stdout] ec21943422362fc22dd7089c50c37a04b1da096021f923bcf8371badcb6a2568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 847c6a877375f4bc4e3f3cc5278a1ff2834690d2329befeab981b3b7dc051f53
[INFO] running `Command { std: "docker" "start" "-a" "847c6a877375f4bc4e3f3cc5278a1ff2834690d2329befeab981b3b7dc051f53", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/may_rpc_derive-3ea7fef22762cb24)
[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]    Doc-tests may_rpc_derive
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - derive_serde (line 147) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - derive_serde (line 147) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `may_rpc`
[INFO] [stdout]  --> src/lib.rs:148:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(may_rpc::serde::Serialize, may_rpc::serde::Deserialize)]
[INFO] [stdout]   |          ^^^^^^^ use of unresolved module or unlinked crate `may_rpc`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `may_rpc`
[INFO] [stdout]  --> src/lib.rs:148:37
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(may_rpc::serde::Serialize, may_rpc::serde::Deserialize)]
[INFO] [stdout]   |                                     ^^^^^^^ use of unresolved module or unlinked crate `may_rpc`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]  --> src/lib.rs:149:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(crate = "may_rpc::serde")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - derive_serde (line 147)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "847c6a877375f4bc4e3f3cc5278a1ff2834690d2329befeab981b3b7dc051f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "847c6a877375f4bc4e3f3cc5278a1ff2834690d2329befeab981b3b7dc051f53", kill_on_drop: false }`
[INFO] [stdout] 847c6a877375f4bc4e3f3cc5278a1ff2834690d2329befeab981b3b7dc051f53