[INFO] fetching crate mfrc522 0.8.0...
[INFO] testing mfrc522-0.8.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate mfrc522 0.8.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mfrc522 0.8.0
[INFO] finished tweaking crates.io crate mfrc522 0.8.0
[INFO] tweaked toml for crates.io crate mfrc522 0.8.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mfrc522 0.8.0 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 19 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding embedded-hal-mock v0.10.0 (available: v0.11.1)
[INFO] [stderr]       Adding heapless v0.8.0 (available: v0.9.2)
[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] 401e7c9862910ddcfe97c651272052f15719fdab95b945e01542dd8d36c2515a
[INFO] running `Command { std: "docker" "start" "-a" "401e7c9862910ddcfe97c651272052f15719fdab95b945e01542dd8d36c2515a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "401e7c9862910ddcfe97c651272052f15719fdab95b945e01542dd8d36c2515a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401e7c9862910ddcfe97c651272052f15719fdab95b945e01542dd8d36c2515a", kill_on_drop: false }`
[INFO] [stdout] 401e7c9862910ddcfe97c651272052f15719fdab95b945e01542dd8d36c2515a
[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] 344b1acb549c3e38c3de5c9e0cc643ad796989547fe7d00ed2a9a49decc5e52b
[INFO] running `Command { std: "docker" "start" "-a" "344b1acb549c3e38c3de5c9e0cc643ad796989547fe7d00ed2a9a49decc5e52b", kill_on_drop: false }`
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling mfrc522 v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "344b1acb549c3e38c3de5c9e0cc643ad796989547fe7d00ed2a9a49decc5e52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344b1acb549c3e38c3de5c9e0cc643ad796989547fe7d00ed2a9a49decc5e52b", kill_on_drop: false }`
[INFO] [stdout] 344b1acb549c3e38c3de5c9e0cc643ad796989547fe7d00ed2a9a49decc5e52b
[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] 7ad134e51a8e821481783f9a04e509a06916a25aa7e6cc6a58e4f235aa1b47d6
[INFO] running `Command { std: "docker" "start" "-a" "7ad134e51a8e821481783f9a04e509a06916a25aa7e6cc6a58e4f235aa1b47d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal-nb v1.0.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling embedded-time v0.12.1
[INFO] [stderr]    Compiling embedded-hal-mock v0.10.0
[INFO] [stderr]    Compiling mfrc522 v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `transceive` found for struct `Mfrc522<SpiInterface<Generic<Transaction<u8>>, DummyDelay>, ...>` in the current scope
[INFO] [stdout]    --> src/tests.rs:267:31
[INFO] [stdout]     |
[INFO] [stdout] 267 |             Mfrc522::new(spi).transceive::<4>(&[0xfe, 0xed], 0xf9, 0xfa),
[INFO] [stdout]     |                               ^^^^^^^^^^ method not found in `Mfrc522<SpiInterface<Generic<Transaction<u8>>, DummyDelay>, ...>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:173:1
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub struct Mfrc522<COMM: Interface, S: State> {
[INFO] [stdout]     | --------------------------------------------- method `transceive` not found for this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method was found for `Mfrc522<COMM, Initialized>`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/mfrc522-e89b1578a394f87e.long-type-5830052174684528953.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `transceive` found for struct `Mfrc522<I2cInterface<Generic<Transaction>>, Uninitialized>` in the current scope
[INFO] [stdout]    --> src/tests.rs:341:31
[INFO] [stdout]     |
[INFO] [stdout] 341 |             Mfrc522::new(i2c).transceive::<4>(&[0xfe, 0xed], 0xf9, 0xfa),
[INFO] [stdout]     |                               ^^^^^^^^^^ method not found in `Mfrc522<I2cInterface<Generic<Transaction>>, Uninitialized>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:173:1
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub struct Mfrc522<COMM: Interface, S: State> {
[INFO] [stdout]     | --------------------------------------------- method `transceive` not found for this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method was found for `Mfrc522<COMM, Initialized>`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/mfrc522-e89b1578a394f87e.long-type-12250785893472205848.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mfrc522` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7ad134e51a8e821481783f9a04e509a06916a25aa7e6cc6a58e4f235aa1b47d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad134e51a8e821481783f9a04e509a06916a25aa7e6cc6a58e4f235aa1b47d6", kill_on_drop: false }`
[INFO] [stdout] 7ad134e51a8e821481783f9a04e509a06916a25aa7e6cc6a58e4f235aa1b47d6