[INFO] cloning repository https://github.com/spacelab-ccny-teaching/sse-fall24-lab4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spacelab-ccny-teaching/sse-fall24-lab4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspacelab-ccny-teaching%2Fsse-fall24-lab4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspacelab-ccny-teaching%2Fsse-fall24-lab4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adbd98bfb94c3ef8cccdc82a4fe2bc4e5432bf02
[INFO] checking spacelab-ccny-teaching/sse-fall24-lab4 against try#51b1964e35e5e26f8cd938940f0da6f7b5cc54fc for pr-138176
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspacelab-ccny-teaching%2Fsse-fall24-lab4" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/spacelab-ccny-teaching/sse-fall24-lab4 on toolchain 51b1964e35e5e26f8cd938940f0da6f7b5cc54fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/spacelab-ccny-teaching/sse-fall24-lab4
[INFO] finished tweaking git repo https://github.com/spacelab-ccny-teaching/sse-fall24-lab4
[INFO] tweaked toml for git repo https://github.com/spacelab-ccny-teaching/sse-fall24-lab4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/spacelab-ccny-teaching/sse-fall24-lab4 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" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking spacelab-ccny-teaching/sse-fall24-lab4 against try#51b1964e35e5e26f8cd938940f0da6f7b5cc54fc for pr-138176
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspacelab-ccny-teaching%2Fsse-fall24-lab4" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/spacelab-ccny-teaching/sse-fall24-lab4 on toolchain 51b1964e35e5e26f8cd938940f0da6f7b5cc54fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/spacelab-ccny-teaching/sse-fall24-lab4
[INFO] finished tweaking git repo https://github.com/spacelab-ccny-teaching/sse-fall24-lab4
[INFO] tweaked toml for git repo https://github.com/spacelab-ccny-teaching/sse-fall24-lab4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/spacelab-ccny-teaching/sse-fall24-lab4 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" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 732addfd5e72998a509a38ea7877ebf5fbd49870216d985c6cc2f820f857463e
[INFO] running `Command { std: "docker" "start" "-a" "732addfd5e72998a509a38ea7877ebf5fbd49870216d985c6cc2f820f857463e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "732addfd5e72998a509a38ea7877ebf5fbd49870216d985c6cc2f820f857463e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732addfd5e72998a509a38ea7877ebf5fbd49870216d985c6cc2f820f857463e", kill_on_drop: false }`
[INFO] [stdout] 732addfd5e72998a509a38ea7877ebf5fbd49870216d985c6cc2f820f857463e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 660d3f05a43ec93a5c14d4cf9a39fda965aa7b72b07849641db51b1839ce74f3
[INFO] running `Command { std: "docker" "start" "-a" "660d3f05a43ec93a5c14d4cf9a39fda965aa7b72b07849641db51b1839ce74f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling platforms v3.3.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking polyval v0.6.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.3
[INFO] [stderr]     Checking ghash v0.5.0
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]     Checking sse-rust-crypto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AeadCore`, `Aead`, `Aes256Gcm`, `KeyInit`, `Key`, and `OsRng`
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     aead::{Aead, OsRng},
[INFO] [stdout]   |            ^^^^  ^^^^^
[INFO] [stdout] 5 |     AeadCore, Aes256Gcm, Key, KeyInit,
[INFO] [stdout]   |     ^^^^^^^^  ^^^^^^^^^  ^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `base64::prelude::*`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use base64::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Digest` and `Sha256`
[INFO] [stdout]  --> src/main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use sha2::{Digest, Sha256};
[INFO] [stdout]   |            ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PublicKey` and `StaticSecret`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use x25519_dalek::{PublicKey, StaticSecret};
[INFO] [stdout]   |                    ^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AeadCore`, `Aead`, `Aes256Gcm`, `KeyInit`, `Key`, and `OsRng`
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     aead::{Aead, OsRng},
[INFO] [stdout]   |            ^^^^  ^^^^^
[INFO] [stdout] 5 |     AeadCore, Aes256Gcm, Key, KeyInit,
[INFO] [stdout]   |     ^^^^^^^^  ^^^^^^^^^  ^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `base64::prelude::*`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use base64::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Digest` and `Sha256`
[INFO] [stdout]  --> src/main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use sha2::{Digest, Sha256};
[INFO] [stdout]   |            ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PublicKey` and `StaticSecret`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use x25519_dalek::{PublicKey, StaticSecret};
[INFO] [stdout]   |                    ^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/main.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn save_to_file_as_b64(file_name: &str, data: &[u8]) {
[INFO] [stdout]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/main.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn save_to_file_as_b64(file_name: &str, data: &[u8]) {
[INFO] [stdout]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/main.rs:25:41
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn save_to_file_as_b64(file_name: &str, data: &[u8]) {
[INFO] [stdout]    |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/main.rs:25:41
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn save_to_file_as_b64(file_name: &str, data: &[u8]) {
[INFO] [stdout]    |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/main.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn read_from_b64_file(file_name: &str) -> Vec<u8> {
[INFO] [stdout]    |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/main.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn read_from_b64_file(file_name: &str) -> Vec<u8> {
[INFO] [stdout]    |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/main.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn encrypt(input: Vec<u8>, sender_sk: [u8; 32], receiver_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/main.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn encrypt(input: Vec<u8>, sender_sk: [u8; 32], receiver_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sender_sk`
[INFO] [stdout]   --> src/main.rs:77:28
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn encrypt(input: Vec<u8>, sender_sk: [u8; 32], receiver_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]    |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender_sk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sender_sk`
[INFO] [stdout]   --> src/main.rs:77:28
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn encrypt(input: Vec<u8>, sender_sk: [u8; 32], receiver_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]    |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender_sk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver_pk`
[INFO] [stdout]   --> src/main.rs:77:49
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn encrypt(input: Vec<u8>, sender_sk: [u8; 32], receiver_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver_pk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver_pk`
[INFO] [stdout]   --> src/main.rs:77:49
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn encrypt(input: Vec<u8>, sender_sk: [u8; 32], receiver_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver_pk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/main.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn decrypt(input: Vec<u8>, receiver_sk: [u8; 32], sender_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver_sk`
[INFO] [stdout]    --> src/main.rs:100:28
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn decrypt(input: Vec<u8>, receiver_sk: [u8; 32], sender_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver_sk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sender_pk`
[INFO] [stdout]    --> src/main.rs:100:51
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn decrypt(input: Vec<u8>, receiver_sk: [u8; 32], sender_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]     |                                                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender_pk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/main.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn decrypt(input: Vec<u8>, receiver_sk: [u8; 32], sender_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver_sk`
[INFO] [stdout]    --> src/main.rs:100:28
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn decrypt(input: Vec<u8>, receiver_sk: [u8; 32], sender_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver_sk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sender_pk`
[INFO] [stdout]    --> src/main.rs:100:51
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn decrypt(input: Vec<u8>, receiver_sk: [u8; 32], sender_pk: [u8; 32]) -> Vec<u8> {
[INFO] [stdout]     |                                                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender_pk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "660d3f05a43ec93a5c14d4cf9a39fda965aa7b72b07849641db51b1839ce74f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "660d3f05a43ec93a5c14d4cf9a39fda965aa7b72b07849641db51b1839ce74f3", kill_on_drop: false }`
[INFO] [stdout] 660d3f05a43ec93a5c14d4cf9a39fda965aa7b72b07849641db51b1839ce74f3