[INFO] fetching crate cryptopals 0.1.0...
[INFO] testing cryptopals-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate cryptopals 0.1.0 into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate cryptopals 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cryptopals 0.1.0
[INFO] finished tweaking crates.io crate cryptopals 0.1.0
[INFO] tweaked toml for crates.io crate cryptopals 0.1.0 written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 587d64b692ae189ac1bfa0f515772624459d8216209c1bae04f84372b81a325a
[INFO] running `Command { std: "docker" "start" "-a" "587d64b692ae189ac1bfa0f515772624459d8216209c1bae04f84372b81a325a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "587d64b692ae189ac1bfa0f515772624459d8216209c1bae04f84372b81a325a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "587d64b692ae189ac1bfa0f515772624459d8216209c1bae04f84372b81a325a", kill_on_drop: false }`
[INFO] [stdout] 587d64b692ae189ac1bfa0f515772624459d8216209c1bae04f84372b81a325a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e726104207144caacc9f43f44f1ed1820e5c930a978db4503ae77b731a98063
[INFO] running `Command { std: "docker" "start" "-a" "1e726104207144caacc9f43f44f1ed1820e5c930a978db4503ae77b731a98063", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling base64 v0.7.0
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `to_bytes`
[INFO] [stdout]  --> src/basics.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn to_bytes(hex: &String) -> Vec<u8> {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_hex`
[INFO] [stdout]   --> src/basics.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn to_hex(bytes: Vec<u8>) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_to_base64`
[INFO] [stdout]   --> src/basics.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn hex_to_base64(hex: &String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `xor`
[INFO] [stdout]   --> src/basics.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn xor(a: &Vec<u8>, b: &Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "1e726104207144caacc9f43f44f1ed1820e5c930a978db4503ae77b731a98063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e726104207144caacc9f43f44f1ed1820e5c930a978db4503ae77b731a98063", kill_on_drop: false }`
[INFO] [stdout] 1e726104207144caacc9f43f44f1ed1820e5c930a978db4503ae77b731a98063
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cec665f1588b7d67e3859eeada276241662c3bff25a09976310641e0aa3ddfa
[INFO] running `Command { std: "docker" "start" "-a" "1cec665f1588b7d67e3859eeada276241662c3bff25a09976310641e0aa3ddfa", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `to_bytes`
[INFO] [stdout]  --> src/basics.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn to_bytes(hex: &String) -> Vec<u8> {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_hex`
[INFO] [stdout]   --> src/basics.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn to_hex(bytes: Vec<u8>) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_to_base64`
[INFO] [stdout]   --> src/basics.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn hex_to_base64(hex: &String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `xor`
[INFO] [stdout]   --> src/basics.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn xor(a: &Vec<u8>, b: &Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "1cec665f1588b7d67e3859eeada276241662c3bff25a09976310641e0aa3ddfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cec665f1588b7d67e3859eeada276241662c3bff25a09976310641e0aa3ddfa", kill_on_drop: false }`
[INFO] [stdout] 1cec665f1588b7d67e3859eeada276241662c3bff25a09976310641e0aa3ddfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a5efbf631e83e5aade31a44e1ff4ba214db559d4b325d24de7e39f5af8585ff
[INFO] running `Command { std: "docker" "start" "-a" "5a5efbf631e83e5aade31a44e1ff4ba214db559d4b325d24de7e39f5af8585ff", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: function is never used: `to_bytes`
[INFO] [stderr]  --> src/basics.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub fn to_bytes(hex: &String) -> Vec<u8> {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_hex`
[INFO] [stderr]   --> src/basics.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn to_hex(bytes: Vec<u8>) -> String {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hex_to_base64`
[INFO] [stderr]   --> src/basics.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn hex_to_base64(hex: &String) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `xor`
[INFO] [stderr]   --> src/basics.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn xor(a: &Vec<u8>, b: &Vec<u8>) -> Vec<u8> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cryptopals` (lib) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cryptopals-d9b3b2796d56e984)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test basics::basics_tests::hex_to_base64_test ... ok
[INFO] [stdout] test basics::basics_tests::xor_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cryptopals
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5a5efbf631e83e5aade31a44e1ff4ba214db559d4b325d24de7e39f5af8585ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5efbf631e83e5aade31a44e1ff4ba214db559d4b325d24de7e39f5af8585ff", kill_on_drop: false }`
[INFO] [stdout] 5a5efbf631e83e5aade31a44e1ff4ba214db559d4b325d24de7e39f5af8585ff