[INFO] cloning repository https://github.com/varun-doshi/Rust-Cryptography
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varun-doshi/Rust-Cryptography" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarun-doshi%2FRust-Cryptography", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarun-doshi%2FRust-Cryptography'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23f87445d21d0ab48d353b119861652e0ba1f595
[INFO] checking varun-doshi/Rust-Cryptography against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarun-doshi%2FRust-Cryptography" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/varun-doshi/Rust-Cryptography on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/varun-doshi/Rust-Cryptography
[INFO] finished tweaking git repo https://github.com/varun-doshi/Rust-Cryptography
[INFO] tweaked toml for git repo https://github.com/varun-doshi/Rust-Cryptography written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/varun-doshi/Rust-Cryptography 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bls-signatures v0.15.0
[INFO] [stderr]   Downloaded bls12_381 v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ae1090b183b23a1e91fb42eab4a5abb7a6e36fd745b6e68dfbe0cae0f3f782d
[INFO] running `Command { std: "docker" "start" "-a" "2ae1090b183b23a1e91fb42eab4a5abb7a6e36fd745b6e68dfbe0cae0f3f782d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ae1090b183b23a1e91fb42eab4a5abb7a6e36fd745b6e68dfbe0cae0f3f782d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ae1090b183b23a1e91fb42eab4a5abb7a6e36fd745b6e68dfbe0cae0f3f782d", kill_on_drop: false }`
[INFO] [stdout] 2ae1090b183b23a1e91fb42eab4a5abb7a6e36fd745b6e68dfbe0cae0f3f782d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4afb1e8bb49df85ad079195cf4720dbe1d6273147306b702501417ee93b9af58
[INFO] running `Command { std: "docker" "start" "-a" "4afb1e8bb49df85ad079195cf4720dbe1d6273147306b702501417ee93b9af58", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking base64 v0.22.0
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking hkdf v0.11.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking pairing v0.23.0
[INFO] [stderr]     Checking bls12_381 v0.8.0
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking bls-signatures v0.15.0
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking cryptography v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]   --> src/bls_aggregation.rs:12:38
[INFO] [stdout]    |
[INFO] [stdout] 12 |     use bls_signatures::{PrivateKey, Serialize};
[INFO] [stdout]    |                                      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bob`
[INFO] [stdout]   --> src/bls.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let bob = bob_private_key.public_key();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_bob`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hacker`
[INFO] [stdout]   --> src/bls.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let hacker = hacker_private_key.public_key();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hacker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bob`
[INFO] [stdout]   --> src/bls.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let bob = bob_private_key.public_key();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_bob`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signed_txn`
[INFO] [stdout]   --> src/bls.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let signed_txn = alice_private_key.sign(&serialized_message);
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signed_txn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hacker`
[INFO] [stdout]   --> src/bls_aggregation.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let hacker = hacker_private_key.public_key();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hacker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bob_signed_txn`
[INFO] [stdout]   --> src/bls_aggregation.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let bob_signed_txn = bob_private_key.sign(&serde_json::to_string(&txn2).unwrap());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bob_signed_txn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `hacked_Txn` should have a snake case name
[INFO] [stdout]   --> src/bls.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let hacked_Txn = Transaction {
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `hacked_txn`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `base64::encode`: Use Engine::encode
[INFO] [stdout]   --> src/bin/substitution_cypher.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let base64_encoded = base64::encode(&ciphertext);
[INFO] [stdout]    |                                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `base64::encode`: Use Engine::encode
[INFO] [stdout]   --> src/bin/substitution_cypher.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let base64_encoded = base64::encode(&ciphertext);
[INFO] [stdout]    |                                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.13s
[INFO] running `Command { std: "docker" "inspect" "4afb1e8bb49df85ad079195cf4720dbe1d6273147306b702501417ee93b9af58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4afb1e8bb49df85ad079195cf4720dbe1d6273147306b702501417ee93b9af58", kill_on_drop: false }`
[INFO] [stdout] 4afb1e8bb49df85ad079195cf4720dbe1d6273147306b702501417ee93b9af58