[INFO] fetching crate tmkms 0.15.0...
[INFO] testing tmkms-0.15.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate tmkms 0.15.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tmkms 0.15.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tmkms 0.15.0
[INFO] tweaked toml for crates.io crate tmkms 0.15.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tmkms 0.15.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tmkms 0.15.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 61feef8a9983eb4332bda1a49637ca07c5b954882b0b43b0526ced151f374e4e
[INFO] running `Command { std: "docker" "start" "-a" "61feef8a9983eb4332bda1a49637ca07c5b954882b0b43b0526ced151f374e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61feef8a9983eb4332bda1a49637ca07c5b954882b0b43b0526ced151f374e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61feef8a9983eb4332bda1a49637ca07c5b954882b0b43b0526ced151f374e4e", kill_on_drop: false }`
[INFO] [stdout] 61feef8a9983eb4332bda1a49637ca07c5b954882b0b43b0526ced151f374e4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b62075150763a06e5d653c48d8a4029ac6d389e0b216b299cf9540c61956f93c
[INFO] running `Command { std: "docker" "start" "-a" "b62075150763a06e5d653c48d8a4029ac6d389e0b216b299cf9540c61956f93c", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tmkms v0.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: please enable one of the following backends with cargo's --features argument: yubihsm, ledgertm, softsign, fortanixdsm (e.g. --features=yubihsm)
[INFO] [stdout]   --> src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / compile_error!(
[INFO] [stdout] 13 | |     "please enable one of the following backends with cargo's --features argument: \
[INFO] [stdout] 14 | |      yubihsm, ledgertm, softsign, fortanixdsm (e.g. --features=yubihsm)"
[INFO] [stdout] 15 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0004]: non-exhaustive patterns: type `&SigningProvider` is non-empty
[INFO] [stdout]   --> src/keyring/providers.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 |         match self {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SigningProvider` defined here
[INFO] [stdout]   --> src/keyring/providers.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub enum SigningProvider {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: the matched value is of type `&SigningProvider`
[INFO] [stdout]    = note: references are always considered inhabited
[INFO] [stdout] help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern as shown
[INFO] [stdout]    |
[INFO] [stdout] 39 ~         match self {
[INFO] [stdout] 40 +             _ => todo!(),
[INFO] [stdout] 41 +         }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable definition
[INFO] [stdout]   --> src/keyring.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let provider = signer.provider();
[INFO] [stdout]    |             ^^^^^^^^   ----------------- any code following this expression is unreachable
[INFO] [stdout]    |             |
[INFO] [stdout]    |             unreachable definition
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `SigningProvider`, which is uninhabited
[INFO] [stdout]   --> src/keyring.rs:46:24
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let provider = signer.provider();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/keyring.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 other.provider(),
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 unreachable expression
[INFO] [stdout]    |                 any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `SigningProvider`, which is uninhabited
[INFO] [stdout]   --> src/keyring.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 other.provider(),
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `provider`
[INFO] [stdout]   --> src/keyring.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let provider = signer.provider();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_provider`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable definition
[INFO] [stdout]   --> src/keyring.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let provider = signer.provider();
[INFO] [stdout]    |             ^^^^^^^^   ----------------- any code following this expression is unreachable
[INFO] [stdout]    |             |
[INFO] [stdout]    |             unreachable definition
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `SigningProvider`, which is uninhabited
[INFO] [stdout]   --> src/keyring.rs:78:24
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let provider = signer.provider();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/keyring.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 other.provider(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 unreachable expression
[INFO] [stdout]     |                 any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `SigningProvider`, which is uninhabited
[INFO] [stdout]    --> src/keyring.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 other.provider(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `provider`
[INFO] [stdout]   --> src/keyring.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let provider = signer.provider();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_provider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `registry`
[INFO] [stdout]    --> src/keyring.rs:218:20
[INFO] [stdout]     |
[INFO] [stdout] 218 | pub fn load_config(registry: &mut chain::Registry, config: &ProviderConfig) -> Result<(), Error> {
[INFO] [stdout]     |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_registry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/keyring.rs:218:52
[INFO] [stdout]     |
[INFO] [stdout] 218 | pub fn load_config(registry: &mut chain::Registry, config: &ProviderConfig) -> Result<(), Error> {
[INFO] [stdout]     |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0004`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tmkms` (lib) due to 2 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b62075150763a06e5d653c48d8a4029ac6d389e0b216b299cf9540c61956f93c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62075150763a06e5d653c48d8a4029ac6d389e0b216b299cf9540c61956f93c", kill_on_drop: false }`
[INFO] [stdout] b62075150763a06e5d653c48d8a4029ac6d389e0b216b299cf9540c61956f93c
