[INFO] cloning repository https://github.com/laudiacay/cryptopals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/laudiacay/cryptopals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaudiacay%2Fcryptopals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaudiacay%2Fcryptopals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e7dc3c575c72969d45ada91ad9db22764bf0521
[INFO] building laudiacay/cryptopals against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaudiacay%2Fcryptopals" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/laudiacay/cryptopals on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/laudiacay/cryptopals
[INFO] finished tweaking git repo https://github.com/laudiacay/cryptopals
[INFO] tweaked toml for git repo https://github.com/laudiacay/cryptopals written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/laudiacay/cryptopals 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_mt v4.2.0
[INFO] [stderr]   Downloaded num-primes v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a288b16dc9d08f76df632a7b06ce62760fecbcb847f8ea31f4fff4774b34b42
[INFO] running `Command { std: "docker" "start" "-a" "4a288b16dc9d08f76df632a7b06ce62760fecbcb847f8ea31f4fff4774b34b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a288b16dc9d08f76df632a7b06ce62760fecbcb847f8ea31f4fff4774b34b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a288b16dc9d08f76df632a7b06ce62760fecbcb847f8ea31f4fff4774b34b42", kill_on_drop: false }`
[INFO] [stdout] 4a288b16dc9d08f76df632a7b06ce62760fecbcb847f8ea31f4fff4774b34b42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 110b932b11d1609c1a013ad19f8fcb71de49dc14bebb525a9f2576b045325230
[INFO] running `Command { std: "docker" "start" "-a" "110b932b11d1609c1a013ad19f8fcb71de49dc14bebb525a9f2576b045325230", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cpufeatures v0.2.4
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling base64 v0.20.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_mt v4.2.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.3
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling cipher v0.4.3
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling aes v0.8.1
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling num-primes v0.3.0
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/mersenne_twister.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 78 |             self.mt[i] = self.mt[((i + M as usize) % N)] ^ x_a;
[INFO] [stdout]    |                                  ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -             self.mt[i] = self.mt[((i + M as usize) % N)] ^ x_a;
[INFO] [stdout] 78 +             self.mt[i] = self.mt[(i + M as usize) % N] ^ x_a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/hashes/sha1.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         _ => panic!("key length is weird"),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/hashes/sha1.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         ..=63 => {
[INFO] [stdout]    |         ----- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 31 |         64.. => {
[INFO] [stdout]    |         ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 37 |         _ => panic!("key length is weird"),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mac` is never used
[INFO] [stdout]  --> src/hashes/sha1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn mac(key: &[u8], msg: &[u8]) -> [u8; 20] {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `verify_mac` is never used
[INFO] [stdout]   --> src/hashes/sha1.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn verify_mac(key: &[u8], msg: &[u8], mac: &[u8]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hmac_sha1` is never used
[INFO] [stdout]   --> src/hashes/sha1.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn hmac_sha1(key: &[u8], msg: &[u8]) -> [u8; 20] {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.01s
[INFO] running `Command { std: "docker" "inspect" "110b932b11d1609c1a013ad19f8fcb71de49dc14bebb525a9f2576b045325230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "110b932b11d1609c1a013ad19f8fcb71de49dc14bebb525a9f2576b045325230", kill_on_drop: false }`
[INFO] [stdout] 110b932b11d1609c1a013ad19f8fcb71de49dc14bebb525a9f2576b045325230
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e41af4be8706d5158da7a891cc2a520796d8fdf7df631b13ba478008be9c22b
[INFO] running `Command { std: "docker" "start" "-a" "6e41af4be8706d5158da7a891cc2a520796d8fdf7df631b13ba478008be9c22b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/mersenne_twister.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 78 |             self.mt[i] = self.mt[((i + M as usize) % N)] ^ x_a;
[INFO] [stdout]    |                                  ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -             self.mt[i] = self.mt[((i + M as usize) % N)] ^ x_a;
[INFO] [stdout] 78 +             self.mt[i] = self.mt[(i + M as usize) % N] ^ x_a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/hashes/sha1.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         _ => panic!("key length is weird"),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/hashes/sha1.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         ..=63 => {
[INFO] [stdout]    |         ----- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 31 |         64.. => {
[INFO] [stdout]    |         ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 37 |         _ => panic!("key length is weird"),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hmac_sha1` is never used
[INFO] [stdout]   --> src/hashes/sha1.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn hmac_sha1(key: &[u8], msg: &[u8]) -> [u8; 20] {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "6e41af4be8706d5158da7a891cc2a520796d8fdf7df631b13ba478008be9c22b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e41af4be8706d5158da7a891cc2a520796d8fdf7df631b13ba478008be9c22b", kill_on_drop: false }`
[INFO] [stdout] 6e41af4be8706d5158da7a891cc2a520796d8fdf7df631b13ba478008be9c22b