[INFO] fetching crate dumb-crypto 3.1.0...
[INFO] testing dumb-crypto-3.1.0 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate dumb-crypto 3.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate dumb-crypto 3.1.0
[INFO] finished tweaking crates.io crate dumb-crypto 3.1.0
[INFO] tweaked toml for crates.io crate dumb-crypto 3.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dumb-crypto 3.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cd2c821a3d71aaa5e2325b2f17fd9c04561a3d4a9f9db20f1743fe75701460c
[INFO] running `Command { std: "docker" "start" "-a" "8cd2c821a3d71aaa5e2325b2f17fd9c04561a3d4a9f9db20f1743fe75701460c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cd2c821a3d71aaa5e2325b2f17fd9c04561a3d4a9f9db20f1743fe75701460c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd2c821a3d71aaa5e2325b2f17fd9c04561a3d4a9f9db20f1743fe75701460c", kill_on_drop: false }`
[INFO] [stdout] 8cd2c821a3d71aaa5e2325b2f17fd9c04561a3d4a9f9db20f1743fe75701460c
[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=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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c562cba9fef696786ab4c8ad3c0da31d47566ef49783be689d6a77630b2df87
[INFO] running `Command { std: "docker" "start" "-a" "6c562cba9fef696786ab4c8ad3c0da31d47566ef49783be689d6a77630b2df87", kill_on_drop: false }`
[INFO] [stderr]    Compiling dumb-crypto v3.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/pkcs7.rs:67:42
[INFO] [stdout]    |
[INFO] [stdout] 67 |         write!(f, "UnpadError: {}", self.description())
[INFO] [stdout]    |                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes.rs:273:40
[INFO] [stdout]     |
[INFO] [stdout] 273 |         write!(f, "AESError: {}", self.description())
[INFO] [stdout]     |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes_cbc.rs:151:45
[INFO] [stdout]     |
[INFO] [stdout] 151 |         write!(f, "DecipherError: {}", self.description())
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes_cbc.rs:159:44
[INFO] [stdout]     |
[INFO] [stdout] 159 |             DecipherError::AES(err) => err.description(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes_cbc.rs:160:46
[INFO] [stdout]     |
[INFO] [stdout] 160 |             DecipherError::PKCS7(err) => err.description(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/scrypt.rs:32:43
[INFO] [stdout]    |
[INFO] [stdout] 32 |         write!(f, "ScryptError: {}", self.description())
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "6c562cba9fef696786ab4c8ad3c0da31d47566ef49783be689d6a77630b2df87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c562cba9fef696786ab4c8ad3c0da31d47566ef49783be689d6a77630b2df87", kill_on_drop: false }`
[INFO] [stdout] 6c562cba9fef696786ab4c8ad3c0da31d47566ef49783be689d6a77630b2df87
[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=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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88c636b5fec6f9f403f5f509915fc5c3d4d92227b478351e40ecf947239e896c
[INFO] running `Command { std: "docker" "start" "-a" "88c636b5fec6f9f403f5f509915fc5c3d4d92227b478351e40ecf947239e896c", kill_on_drop: false }`
[INFO] [stderr]    Compiling dumb-crypto v3.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/pkcs7.rs:67:42
[INFO] [stdout]    |
[INFO] [stdout] 67 |         write!(f, "UnpadError: {}", self.description())
[INFO] [stdout]    |                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes.rs:273:40
[INFO] [stdout]     |
[INFO] [stdout] 273 |         write!(f, "AESError: {}", self.description())
[INFO] [stdout]     |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes_cbc.rs:151:45
[INFO] [stdout]     |
[INFO] [stdout] 151 |         write!(f, "DecipherError: {}", self.description())
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes_cbc.rs:159:44
[INFO] [stdout]     |
[INFO] [stdout] 159 |             DecipherError::AES(err) => err.description(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes_cbc.rs:160:46
[INFO] [stdout]     |
[INFO] [stdout] 160 |             DecipherError::PKCS7(err) => err.description(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/scrypt.rs:32:43
[INFO] [stdout]    |
[INFO] [stdout] 32 |         write!(f, "ScryptError: {}", self.description())
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/common.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         b'0'...b'9' => letter - b'0',
[INFO] [stdout]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/common.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         b'a'...b'f' => letter - b'a' + 10,
[INFO] [stdout]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/common.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         b'A'...b'F' => letter - b'A' + 10,
[INFO] [stdout]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/pkcs7.rs:67:42
[INFO] [stdout]    |
[INFO] [stdout] 67 |         write!(f, "UnpadError: {}", self.description())
[INFO] [stdout]    |                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes.rs:273:40
[INFO] [stdout]     |
[INFO] [stdout] 273 |         write!(f, "AESError: {}", self.description())
[INFO] [stdout]     |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes_cbc.rs:151:45
[INFO] [stdout]     |
[INFO] [stdout] 151 |         write!(f, "DecipherError: {}", self.description())
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes_cbc.rs:159:44
[INFO] [stdout]     |
[INFO] [stdout] 159 |             DecipherError::AES(err) => err.description(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/aes_cbc.rs:160:46
[INFO] [stdout]     |
[INFO] [stdout] 160 |             DecipherError::PKCS7(err) => err.description(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/scrypt.rs:32:43
[INFO] [stdout]    |
[INFO] [stdout] 32 |         write!(f, "ScryptError: {}", self.description())
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "88c636b5fec6f9f403f5f509915fc5c3d4d92227b478351e40ecf947239e896c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c636b5fec6f9f403f5f509915fc5c3d4d92227b478351e40ecf947239e896c", kill_on_drop: false }`
[INFO] [stdout] 88c636b5fec6f9f403f5f509915fc5c3d4d92227b478351e40ecf947239e896c
[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=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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d657df26c88c78b5acb09367f52ac8438451a643ee32748af9888927a0adaa5e
[INFO] running `Command { std: "docker" "start" "-a" "d657df26c88c78b5acb09367f52ac8438451a643ee32748af9888927a0adaa5e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/pkcs7.rs:67:42
[INFO] [stderr]    |
[INFO] [stderr] 67 |         write!(f, "UnpadError: {}", self.description())
[INFO] [stderr]    |                                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/aes.rs:273:40
[INFO] [stderr]     |
[INFO] [stderr] 273 |         write!(f, "AESError: {}", self.description())
[INFO] [stderr]     |                                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/aes_cbc.rs:151:45
[INFO] [stderr]     |
[INFO] [stderr] 151 |         write!(f, "DecipherError: {}", self.description())
[INFO] [stderr]     |                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/aes_cbc.rs:159:44
[INFO] [stderr]     |
[INFO] [stderr] 159 |             DecipherError::AES(err) => err.description(),
[INFO] [stderr]     |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/aes_cbc.rs:160:46
[INFO] [stderr]     |
[INFO] [stderr] 160 |             DecipherError::PKCS7(err) => err.description(),
[INFO] [stderr]     |                                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/scrypt.rs:32:43
[INFO] [stderr]    |
[INFO] [stderr] 32 |         write!(f, "ScryptError: {}", self.description())
[INFO] [stderr]    |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dumb-crypto` (lib) generated 6 warnings
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/common.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |         b'0'...b'9' => letter - b'0',
[INFO] [stderr]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 60 tests
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/common.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         b'a'...b'f' => letter - b'a' + 10,
[INFO] [stderr]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/common.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         b'A'...b'F' => letter - b'A' + 10,
[INFO] [stderr]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `dumb-crypto` (lib test) generated 9 warnings (6 duplicates) (run `cargo fix --lib -p dumb-crypto --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dumb_crypto-9c65f382c088bdd1)
[INFO] [stdout] test aes::tests::it_should_expand_128bit_key ... ok
[INFO] [stdout] test aes::tests::it_should_encrypt_test_vector_2 ... ok
[INFO] [stdout] test aes::tests::it_should_encrypt_first_test_from_the_spec ... ok
[INFO] [stdout] test aes::tests::it_should_encrypt_test_vector_0 ... ok
[INFO] [stdout] test aes::tests::it_should_expand_192bit_key ... ok
[INFO] [stdout] test aes::tests::it_should_encrypt_test_vector_1 ... ok
[INFO] [stdout] test aes::tests::it_should_expand_256bit_key ... ok
[INFO] [stdout] test aes::tests::it_should_inverse_mix_columns ... ok
[INFO] [stdout] test aes::tests::it_should_inverse_shift_rows ... ok
[INFO] [stdout] test aes_cbc::tests::it_should_not_fail_on_vec_1 ... ok
[INFO] [stdout] test aes::tests::it_should_inverse_sub_bytes ... ok
[INFO] [stdout] test hmac::tests::it_should_compute_digest_for_vec0 ... ok
[INFO] [stdout] test aes_cbc::tests::it_should_not_fail_on_vec_2 ... ok
[INFO] [stdout] test aes::tests::it_should_multiply_in_field ... ok
[INFO] [stdout] test hmac::tests::it_should_compute_digest_for_vec1 ... ok
[INFO] [stdout] test aes_cbc::tests::it_should_not_fail_on_vec_0 ... ok
[INFO] [stdout] test hmac::tests::it_should_compute_digest_for_vec4 ... ok
[INFO] [stdout] test pkcs7::tests::it_should_apply_padding_to_incomplete_block ... ok
[INFO] [stdout] test pkcs7::tests::it_should_apply_padding_to_second_incomplete_block ... ok
[INFO] [stdout] test hmac::tests::it_should_compute_digest_for_vec5 ... ok
[INFO] [stdout] test pkcs7::tests::it_should_error_on_unfinished_data ... ok
[INFO] [stdout] test pkcs7::tests::it_should_error_on_invalid_padding ... ok
[INFO] [stdout] test pkcs7::tests::it_should_unpad_single_block ... ok
[INFO] [stdout] test pbkdf2::tests::it_should_compute_digest_for_vec0 ... ok
[INFO] [stdout] test pkcs7::tests::it_should_unpad_two_blocks ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_columnround_for_vec0 ... ok
[INFO] [stdout] test hmac::tests::it_should_compute_pbkdf2_stage_properly ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_columnround_for_vec1 ... ok
[INFO] [stdout] test hmac::tests::it_should_compute_digest_for_vec2 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_doubleround_for_vec0 ... ok
[INFO] [stdout] test pkcs7::tests::it_should_return_padding_block ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_doubleround_for_vec1 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_quarterround_for_vec0 ... ok
[INFO] [stdout] test hmac::tests::it_should_compute_digest_for_vec3 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_quarterround_for_vec1 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_quarterround_for_vec4 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_quarterround_for_vec5 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_salsa20_for_vec2 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_quarterround_for_vec6 ... ok
[INFO] [stdout] test scrypt::tests::it_should_compute_block_mix_for_vec0 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_salsa20_for_vec1 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_salsa20_for_vec0 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_quarterround_for_vec2 ... ok
[INFO] [stdout] test pkcs7::tests::it_should_unpad_full_block ... ok
[INFO] [stdout] test scrypt::tests::it_should_compute_ro_mix_for_vec0 ... ok
[INFO] [stdout] test sha256::tests::it_should_compute_digest_for_a_b_c ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_rowround_for_vec1 ... ok
[INFO] [stdout] test sha256::tests::it_should_compute_digest_for_abc ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_rowround_for_vec0 ... ok
[INFO] [stdout] test sha256::tests::it_should_compute_digest_for_doubled_long_str ... ok
[INFO] [stdout] test sha256::tests::it_should_compute_digest_for_long_chunked_str ... ok
[INFO] [stdout] test sha256::tests::it_should_compute_digest_for_long_str ... ok
[INFO] [stdout] test sha256::tests::it_should_compute_digest_for_doubled_chunked_long_str ... ok
[INFO] [stdout] test scrypt::tests::it_should_compute_scrypt_for_vec0 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_salsa20_for_vec3 ... ok
[INFO] [stdout] test salsa20::tests::it_should_compute_quarterround_for_vec3 ... ok
[INFO] [stdout] test scrypt::tests::it_should_compute_scrypt_for_vec1 ... ok
[INFO] [stdout] test scrypt::tests::it_should_compute_scrypt_for_vec2 ... ok
[INFO] [stdout] test pbkdf2::tests::it_should_compute_digest_for_vec1 ... ok
[INFO] [stdout] test scrypt::tests::it_should_compute_scrypt_for_vec3 has been running for over 60 seconds
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/dumb_crypto-9c65f382c088bdd1` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d657df26c88c78b5acb09367f52ac8438451a643ee32748af9888927a0adaa5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d657df26c88c78b5acb09367f52ac8438451a643ee32748af9888927a0adaa5e", kill_on_drop: false }`
[INFO] [stdout] d657df26c88c78b5acb09367f52ac8438451a643ee32748af9888927a0adaa5e
