[INFO] cloning repository https://github.com/x-delfino/metaros
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/x-delfino/metaros" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx-delfino%2Fmetaros", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx-delfino%2Fmetaros'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb12e0cf5bda69638ef163d83c0bf7695ec8be11
[INFO] testing x-delfino/metaros against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx-delfino%2Fmetaros" "/workspace/builds/worker-82/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-82/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/x-delfino/metaros on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/x-delfino/metaros
[INFO] finished tweaking git repo https://github.com/x-delfino/metaros
[INFO] tweaked toml for git repo https://github.com/x-delfino/metaros written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] crate git repo https://github.com/x-delfino/metaros already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eebb6cb2db40cc31c6ce424b6911e2294212c669699efc2644e98f26f8282d2a
[INFO] running `Command { std: "docker" "start" "-a" "eebb6cb2db40cc31c6ce424b6911e2294212c669699efc2644e98f26f8282d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eebb6cb2db40cc31c6ce424b6911e2294212c669699efc2644e98f26f8282d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eebb6cb2db40cc31c6ce424b6911e2294212c669699efc2644e98f26f8282d2a", kill_on_drop: false }`
[INFO] [stdout] eebb6cb2db40cc31c6ce424b6911e2294212c669699efc2644e98f26f8282d2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e24e0b3be3899a3c28cefd1b9b5043c2b7cef832e00df1a5b857ccac39000df
[INFO] running `Command { std: "docker" "start" "-a" "6e24e0b3be3899a3c28cefd1b9b5043c2b7cef832e00df1a5b857ccac39000df", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling base64ct v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling wyz v0.5.0
[INFO] [stderr]    Compiling password-hash v0.3.2
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling bitvec v1.0.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling loggerv v0.7.2
[INFO] [stderr]    Compiling crypto-common v0.1.1
[INFO] [stderr]    Compiling block-buffer v0.10.0
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling digest v0.10.1
[INFO] [stderr]    Compiling block-modes v0.8.1
[INFO] [stderr]    Compiling des v0.7.0
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling sha2 v0.10.1
[INFO] [stderr]    Compiling hmac v0.12.0
[INFO] [stderr]    Compiling md4 v0.10.0
[INFO] [stderr]    Compiling sha1 v0.10.0
[INFO] [stderr]    Compiling pbkdf2 v0.10.0
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]    Compiling clap v3.0.7
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling metaros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `salt`
[INFO] [stdout]   --> src/crypto/rc4.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn string_to_key(secret:&str, salt: &str) -> Vec<u8> {
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_salt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `salt`
[INFO] [stdout]   --> src/crypto/rc4.rs:16:36
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn bytes_to_key(secret: &[u8], salt: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_salt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.96s
[INFO] running `Command { std: "docker" "inspect" "6e24e0b3be3899a3c28cefd1b9b5043c2b7cef832e00df1a5b857ccac39000df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e24e0b3be3899a3c28cefd1b9b5043c2b7cef832e00df1a5b857ccac39000df", kill_on_drop: false }`
[INFO] [stdout] 6e24e0b3be3899a3c28cefd1b9b5043c2b7cef832e00df1a5b857ccac39000df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 863c8ef41f71e0e0e80052c0c4dab671bd1b9c7195fabaff1a50b705b38b1651
[INFO] running `Command { std: "docker" "start" "-a" "863c8ef41f71e0e0e80052c0c4dab671bd1b9c7195fabaff1a50b705b38b1651", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling metaros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `salt`
[INFO] [stdout]   --> src/crypto/rc4.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn string_to_key(secret:&str, salt: &str) -> Vec<u8> {
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_salt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `salt`
[INFO] [stdout]   --> src/crypto/rc4.rs:16:36
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn bytes_to_key(secret: &[u8], salt: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_salt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.13s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/metaros-55698a22705bd745)
[INFO] running `Command { std: "docker" "inspect" "863c8ef41f71e0e0e80052c0c4dab671bd1b9c7195fabaff1a50b705b38b1651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "863c8ef41f71e0e0e80052c0c4dab671bd1b9c7195fabaff1a50b705b38b1651", kill_on_drop: false }`
[INFO] [stdout] 863c8ef41f71e0e0e80052c0c4dab671bd1b9c7195fabaff1a50b705b38b1651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7fd9888a75b03292f0e0caf0d06f6883b9ef7fecb79d44d69b2d04853ceae885
[INFO] running `Command { std: "docker" "start" "-a" "7fd9888a75b03292f0e0caf0d06f6883b9ef7fecb79d44d69b2d04853ceae885", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `salt`
[INFO] [stderr]   --> src/crypto/rc4.rs:12:35
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn string_to_key(secret:&str, salt: &str) -> Vec<u8> {
[INFO] [stderr]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_salt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `salt`
[INFO] [stderr]   --> src/crypto/rc4.rs:16:36
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn bytes_to_key(secret: &[u8], salt: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_salt`
[INFO] [stderr] 
[INFO] [stderr] warning: `metaros` (bin "metaros" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/metaros-55698a22705bd745)
[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" "7fd9888a75b03292f0e0caf0d06f6883b9ef7fecb79d44d69b2d04853ceae885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd9888a75b03292f0e0caf0d06f6883b9ef7fecb79d44d69b2d04853ceae885", kill_on_drop: false }`
[INFO] [stdout] 7fd9888a75b03292f0e0caf0d06f6883b9ef7fecb79d44d69b2d04853ceae885