[INFO] fetching crate rialo-s-big-mod-exp 0.4.0-alpha.0...
[INFO] testing rialo-s-big-mod-exp-0.4.0-alpha.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rialo-s-big-mod-exp 0.4.0-alpha.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rialo-s-big-mod-exp 0.4.0-alpha.0
[INFO] finished tweaking crates.io crate rialo-s-big-mod-exp 0.4.0-alpha.0
[INFO] tweaked toml for crates.io crate rialo-s-big-mod-exp 0.4.0-alpha.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rialo-s-big-mod-exp 0.4.0-alpha.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] crate crates.io crate rialo-s-big-mod-exp 0.4.0-alpha.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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2ab6725a751f82aee01c83eba417684a058986bf956604d1d235b21a28450f3e
[INFO] running `Command { std: "docker" "start" "-a" "2ab6725a751f82aee01c83eba417684a058986bf956604d1d235b21a28450f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ab6725a751f82aee01c83eba417684a058986bf956604d1d235b21a28450f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ab6725a751f82aee01c83eba417684a058986bf956604d1d235b21a28450f3e", kill_on_drop: false }`
[INFO] [stdout] 2ab6725a751f82aee01c83eba417684a058986bf956604d1d235b21a28450f3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f180ca7b8d4118f72039399459169a9829fcd4c63468d1133ec71a21121f8486
[INFO] running `Command { std: "docker" "start" "-a" "f180ca7b8d4118f72039399459169a9829fcd4c63468d1133ec71a21121f8486", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling rialo-s-big-mod-exp v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `Command { std: "docker" "inspect" "f180ca7b8d4118f72039399459169a9829fcd4c63468d1133ec71a21121f8486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f180ca7b8d4118f72039399459169a9829fcd4c63468d1133ec71a21121f8486", kill_on_drop: false }`
[INFO] [stdout] f180ca7b8d4118f72039399459169a9829fcd4c63468d1133ec71a21121f8486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7cd3437966aa53703f740662f6326f728af25697655eeb182051d68fe767e338
[INFO] running `Command { std: "docker" "start" "-a" "7cd3437966aa53703f740662f6326f728af25697655eeb182051d68fe767e338", kill_on_drop: false }`
[INFO] [stderr]    Compiling rialo-s-big-mod-exp v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_derive` in this scope
[INFO] [stdout]   --> src/lib.rs:65:18
[INFO] [stdout]    |
[INFO] [stdout] 65 |         #[derive(serde_derive::Deserialize)]
[INFO] [stdout]    |                  ^^^^^^^^^^^^ use of unresolved module or unlinked crate `serde_derive`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/lib.rs:66:11
[INFO] [stdout]    |
[INFO] [stdout] 66 |         #[serde(rename_all = "PascalCase")]
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/lib.rs:131:41
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let test_cases: Vec<TestCase> = serde_json::from_str(test_data).unwrap();
[INFO] [stdout]     |                                         ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `array_bytes` in this scope
[INFO] [stdout]    --> src/lib.rs:133:24
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let base = array_bytes::hex2bytes_unchecked(&test.base);
[INFO] [stdout]     |                        ^^^^^^^^^^^ use of unresolved module or unlinked crate `array_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `array_bytes`, use `cargo add array_bytes` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `array_bytes` in this scope
[INFO] [stdout]    --> src/lib.rs:134:28
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let exponent = array_bytes::hex2bytes_unchecked(&test.exponent);
[INFO] [stdout]     |                            ^^^^^^^^^^^ use of unresolved module or unlinked crate `array_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `array_bytes`, use `cargo add array_bytes` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `array_bytes` in this scope
[INFO] [stdout]    --> src/lib.rs:135:27
[INFO] [stdout]     |
[INFO] [stdout] 135 |             let modulus = array_bytes::hex2bytes_unchecked(&test.modulus);
[INFO] [stdout]     |                           ^^^^^^^^^^^ use of unresolved module or unlinked crate `array_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `array_bytes`, use `cargo add array_bytes` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `array_bytes` in this scope
[INFO] [stdout]    --> src/lib.rs:136:28
[INFO] [stdout]     |
[INFO] [stdout] 136 |             let expected = array_bytes::hex2bytes_unchecked(&test.expected);
[INFO] [stdout]     |                            ^^^^^^^^^^^ use of unresolved module or unlinked crate `array_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `array_bytes`, use `cargo add array_bytes` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rialo-s-big-mod-exp` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "7cd3437966aa53703f740662f6326f728af25697655eeb182051d68fe767e338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd3437966aa53703f740662f6326f728af25697655eeb182051d68fe767e338", kill_on_drop: false }`
[INFO] [stdout] 7cd3437966aa53703f740662f6326f728af25697655eeb182051d68fe767e338