[INFO] cloning repository https://github.com/LeastAuthority/WizardOfMenlo-whir
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeastAuthority/WizardOfMenlo-whir" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeastAuthority%2FWizardOfMenlo-whir", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeastAuthority%2FWizardOfMenlo-whir'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3c86d750b4e4c02696b42fe7c9e38586459b24d
[INFO] checking LeastAuthority/WizardOfMenlo-whir against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeastAuthority%2FWizardOfMenlo-whir" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LeastAuthority/WizardOfMenlo-whir
[INFO] finished tweaking git repo https://github.com/LeastAuthority/WizardOfMenlo-whir
[INFO] tweaked toml for git repo https://github.com/LeastAuthority/WizardOfMenlo-whir written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LeastAuthority/WizardOfMenlo-whir on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LeastAuthority/WizardOfMenlo-whir 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 953679262e760841e6af3dfb3183846b02a971a79e768e8dd81c222930b1134a
[INFO] running `Command { std: "docker" "start" "953679262e760841e6af3dfb3183846b02a971a79e768e8dd81c222930b1134a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "953679262e760841e6af3dfb3183846b02a971a79e768e8dd81c222930b1134a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "953679262e760841e6af3dfb3183846b02a971a79e768e8dd81c222930b1134a" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "953679262e760841e6af3dfb3183846b02a971a79e768e8dd81c222930b1134a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "953679262e760841e6af3dfb3183846b02a971a79e768e8dd81c222930b1134a" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking whir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> src/utils.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout]  9 |   macro_rules! ensure {
[INFO] [stdout] ...
[INFO] [stdout] 13 |               return Err($err.into());
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/protocols/sumcheck.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | /         ensure!(
[INFO] [stdout] 42 | |             self.initial_size.is_power_of_two(),
[INFO] [stdout] 43 | |             "Initial size must be power of two."
[INFO] [stdout] 44 | |         );
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: you can instead use the fully-qualified path `<&str as Into<&str>::into(val) to avoid triggering this lint
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> src/utils.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout]  9 |   macro_rules! ensure {
[INFO] [stdout] ...
[INFO] [stdout] 13 |               return Err($err.into());
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/protocols/sumcheck.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | /         ensure!(
[INFO] [stdout] 46 | |             self.initial_size.ilog2() as usize >= self.num_rounds,
[INFO] [stdout] 47 | |             "Initial size must be >= 2^{rounds}."
[INFO] [stdout] 48 | |         );
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: you can instead use the fully-qualified path `<&str as Into<&str>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `whir` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> src/utils.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout]  9 |   macro_rules! ensure {
[INFO] [stdout] ...
[INFO] [stdout] 13 |               return Err($err.into());
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/protocols/sumcheck.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | /         ensure!(
[INFO] [stdout] 42 | |             self.initial_size.is_power_of_two(),
[INFO] [stdout] 43 | |             "Initial size must be power of two."
[INFO] [stdout] 44 | |         );
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: you can instead use the fully-qualified path `<&str as Into<&str>::into(val) to avoid triggering this lint
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> src/utils.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout]  9 |   macro_rules! ensure {
[INFO] [stdout] ...
[INFO] [stdout] 13 |               return Err($err.into());
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/protocols/sumcheck.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | /         ensure!(
[INFO] [stdout] 46 | |             self.initial_size.ilog2() as usize >= self.num_rounds,
[INFO] [stdout] 47 | |             "Initial size must be >= 2^{rounds}."
[INFO] [stdout] 48 | |         );
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: you can instead use the fully-qualified path `<&str as Into<&str>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `whir` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "953679262e760841e6af3dfb3183846b02a971a79e768e8dd81c222930b1134a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "953679262e760841e6af3dfb3183846b02a971a79e768e8dd81c222930b1134a", kill_on_drop: false }`
[INFO] [stdout] 953679262e760841e6af3dfb3183846b02a971a79e768e8dd81c222930b1134a
