[INFO] cloning repository https://github.com/gakonst/spammers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gakonst/spammers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgakonst%2Fspammers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgakonst%2Fspammers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08353baac8088aed51d9fed21b201328ac1a48de
[INFO] building gakonst/spammers against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgakonst%2Fspammers" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gakonst/spammers
[INFO] finished tweaking git repo https://github.com/gakonst/spammers
[INFO] tweaked toml for git repo https://github.com/gakonst/spammers written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gakonst/spammers on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gakonst/spammers 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fastrlp-derive v0.1.2
[INFO] [stderr]   Downloaded primitive-types v0.11.1
[INFO] [stderr]   Downloaded digest v0.10.5
[INFO] [stderr]   Downloaded block-buffer v0.10.3
[INFO] [stderr]   Downloaded convert_case v0.5.0
[INFO] [stderr]   Downloaded generic-array v0.14.6
[INFO] [stderr]   Downloaded ff v0.12.0
[INFO] [stderr]   Downloaded wasm-timer v0.2.5
[INFO] [stderr]   Downloaded der v0.6.0
[INFO] [stderr]   Downloaded ethers-contract v0.17.0
[INFO] [stderr]   Downloaded coins-core v0.7.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.5
[INFO] [stderr]   Downloaded uint v0.9.4
[INFO] [stderr]   Downloaded parity-scale-codec-derive v3.1.3
[INFO] [stderr]   Downloaded parity-scale-codec v3.2.1
[INFO] [stderr]   Downloaded password-hash v0.3.2
[INFO] [stderr]   Downloaded coins-bip39 v0.7.0
[INFO] [stderr]   Downloaded byte-slice-cast v1.2.1
[INFO] [stderr]   Downloaded proc-macro-crate v1.2.1
[INFO] [stderr]   Downloaded crypto-bigint v0.4.8
[INFO] [stderr]   Downloaded ethereum-types v0.13.1
[INFO] [stderr]   Downloaded webpki v0.22.0
[INFO] [stderr]   Downloaded ethers-addressbook v0.17.0
[INFO] [stderr]   Downloaded send_wrapper v0.5.0
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.1
[INFO] [stderr]   Downloaded futures-io v0.3.24
[INFO] [stderr]   Downloaded tokio-rustls v0.23.4
[INFO] [stderr]   Downloaded lock_api v0.4.9
[INFO] [stderr]   Downloaded ws_stream_wasm v0.7.3
[INFO] [stderr]   Downloaded tracing-attributes v0.1.22
[INFO] [stderr]   Downloaded futures-executor v0.3.24
[INFO] [stderr]   Downloaded rustls v0.20.6
[INFO] [stderr]   Downloaded webpki-roots v0.22.4
[INFO] [stderr]   Downloaded base58check v0.1.0
[INFO] [stderr]   Downloaded sha3 v0.10.5
[INFO] [stderr]   Downloaded reqwest v0.11.12
[INFO] [stderr]   Downloaded blake2 v0.10.4
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded futures-macro v0.3.24
[INFO] [stderr]   Downloaded futures v0.3.24
[INFO] [stderr]   Downloaded semver v1.0.14
[INFO] [stderr]   Downloaded ethers-providers v0.17.0
[INFO] [stderr]   Downloaded base58 v0.1.0
[INFO] [stderr]   Downloaded ripemd v0.1.2
[INFO] [stderr]   Downloaded serde-aux v3.1.0
[INFO] [stderr]   Downloaded ethers-etherscan v0.17.0
[INFO] [stderr]   Downloaded futures-locks v0.7.0
[INFO] [stderr]   Downloaded ethers-middleware v0.17.0
[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] [stderr]   Downloaded hyper-rustls v0.23.0
[INFO] [stderr]   Downloaded async-trait v0.1.57
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded bech32 v0.7.3
[INFO] [stderr]   Downloaded const-oid v0.9.0
[INFO] [stderr]   Downloaded sec1 v0.3.0
[INFO] [stderr]   Downloaded salsa20 v0.9.0
[INFO] [stderr]   Downloaded scrypt v0.8.1
[INFO] [stderr]   Downloaded auto_impl v1.0.1
[INFO] [stderr]   Downloaded ethbloom v0.12.1
[INFO] [stderr]   Downloaded fastrlp v0.1.3
[INFO] [stderr]   Downloaded base64ct v1.0.1
[INFO] [stderr]   Downloaded k256 v0.11.5
[INFO] [stderr]   Downloaded ethers-core v0.17.0
[INFO] [stderr]   Downloaded rfc6979 v0.3.0
[INFO] [stderr]   Downloaded signature v1.6.3
[INFO] [stderr]   Downloaded ecdsa v0.14.7
[INFO] [stderr]   Downloaded base16ct v0.1.1
[INFO] [stderr]   Downloaded keccak v0.1.2
[INFO] [stderr]   Downloaded rlp v0.5.1
[INFO] [stderr]   Downloaded once_cell v1.15.0
[INFO] [stderr]   Downloaded libc v0.2.133
[INFO] [stderr]   Downloaded group v0.12.0
[INFO] [stderr]   Downloaded rust_decimal v1.26.1
[INFO] [stderr]   Downloaded coins-bip32 v0.7.0
[INFO] [stderr]   Downloaded pbkdf2 v0.10.1
[INFO] [stderr]   Downloaded eth-keystore v0.4.2
[INFO] [stderr]   Downloaded zeroize v1.5.7
[INFO] [stderr]   Downloaded rustversion v1.0.9
[INFO] [stderr]   Downloaded syn v1.0.100
[INFO] [stderr]   Downloaded ethabi v17.2.0
[INFO] [stderr]   Downloaded wyz v0.5.0
[INFO] [stderr]   Downloaded ethers v0.17.0
[INFO] [stderr]   Downloaded elliptic-curve v0.12.3
[INFO] [stderr]   Downloaded ethers-signers v0.17.0
[INFO] [stderr]   Downloaded thiserror v1.0.34
[INFO] [stderr]   Downloaded sha2 v0.10.6
[INFO] [stderr]   Downloaded thiserror-impl v1.0.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43587fd442888fa8f45c0806af839c31fe7583b44e5e52dd56751abb9c0ba2d7
[INFO] running `Command { std: "docker" "start" "-a" "43587fd442888fa8f45c0806af839c31fe7583b44e5e52dd56751abb9c0ba2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43587fd442888fa8f45c0806af839c31fe7583b44e5e52dd56751abb9c0ba2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43587fd442888fa8f45c0806af839c31fe7583b44e5e52dd56751abb9c0ba2d7", kill_on_drop: false }`
[INFO] [stdout] 43587fd442888fa8f45c0806af839c31fe7583b44e5e52dd56751abb9c0ba2d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef00bceb31d15501faf513331cc8a681fd74d21507af21dd3c6ed2561da6d04b
[INFO] running `Command { std: "docker" "start" "-a" "ef00bceb31d15501faf513331cc8a681fd74d21507af21dd3c6ed2561da6d04b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling base64ct v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling zeroize v1.5.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling const-oid v0.9.0
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling keccak v0.1.2
[INFO] [stderr]    Compiling tokio v1.21.1
[INFO] [stderr]    Compiling base16ct v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling byte-slice-cast v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling der v0.6.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling uint v0.9.4
[INFO] [stderr]    Compiling tracing-core v0.1.29
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling rust_decimal v1.26.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling convert_case v0.5.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling spki v0.6.0
[INFO] [stderr]    Compiling ff v0.12.0
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling pkcs8 v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling group v0.12.0
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling rustls-pemfile v1.0.1
[INFO] [stderr]    Compiling password-hash v0.4.2
[INFO] [stderr]    Compiling bech32 v0.7.3
[INFO] [stderr]    Compiling password-hash v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling hashers v1.0.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling chrono v0.4.22
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling base58check v0.1.0
[INFO] [stderr]    Compiling fixed-hash v0.7.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.3
[INFO] [stderr]    Compiling crypto-bigint v0.4.8
[INFO] [stderr]    Compiling sec1 v0.3.0
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling digest v0.10.5
[INFO] [stderr]    Compiling salsa20 v0.9.0
[INFO] [stderr]    Compiling ctr v0.8.0
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling sha3 v0.10.5
[INFO] [stderr]    Compiling signature v1.6.3
[INFO] [stderr]    Compiling blake2 v0.10.4
[INFO] [stderr]    Compiling ripemd v0.1.2
[INFO] [stderr]    Compiling pbkdf2 v0.10.1
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[INFO] [stderr]    Compiling scrypt v0.8.1
[INFO] [stderr]    Compiling elliptic-curve v0.12.3
[INFO] [stderr]    Compiling rfc6979 v0.3.0
[INFO] [stderr]    Compiling ecdsa v0.14.7
[INFO] [stderr]    Compiling k256 v0.11.5
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling webpki-roots v0.22.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling thiserror-impl v1.0.34
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling fastrlp-derive v0.1.2
[INFO] [stderr]    Compiling auto_impl v1.0.1
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling rlp-derive v0.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling tracing v0.1.36
[INFO] [stderr]    Compiling thiserror v1.0.34
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling proc-macro-crate v1.2.1
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.1.3
[INFO] [stderr]    Compiling impl-serde v0.3.2
[INFO] [stderr]    Compiling parity-scale-codec v3.2.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling coins-core v0.7.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling impl-codec v0.6.0
[INFO] [stderr]    Compiling coins-bip32 v0.7.0
[INFO] [stderr]    Compiling rlp v0.5.1
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling impl-rlp v0.3.0
[INFO] [stderr]    Compiling coins-bip39 v0.7.0
[INFO] [stderr]    Compiling primitive-types v0.11.1
[INFO] [stderr]    Compiling ethbloom v0.12.1
[INFO] [stderr]    Compiling eth-keystore v0.4.2
[INFO] [stderr]    Compiling serde-aux v3.1.0
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling ethereum-types v0.13.1
[INFO] [stderr]    Compiling fastrlp v0.1.3
[INFO] [stderr]    Compiling ethabi v17.2.0
[INFO] [stderr]    Compiling ethers-core v0.17.0
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling tokio-rustls v0.23.4
[INFO] [stderr]    Compiling futures-locks v0.7.0
[INFO] [stderr]    Compiling h2 v0.3.14
[INFO] [stderr]    Compiling hyper v0.14.20
[INFO] [stderr]    Compiling ethers-signers v0.17.0
[INFO] [stderr]    Compiling ethers-addressbook v0.17.0
[INFO] [stderr]    Compiling hyper-rustls v0.23.0
[INFO] [stderr]    Compiling reqwest v0.11.12
[INFO] [stderr]    Compiling ethers-providers v0.17.0
[INFO] [stderr]    Compiling ethers-etherscan v0.17.0
[INFO] [stderr]    Compiling ethers-contract v0.17.0
[INFO] [stderr]    Compiling ethers-middleware v0.17.0
[INFO] [stderr]    Compiling ethers v0.17.0
[INFO] [stderr]    Compiling spameth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `prelude::IteratorRandom`
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     rand::{prelude::IteratorRandom, thread_rng, Rng},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::seq::SliceRandom`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::seq::SliceRandom; // 0.7.2
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "ef00bceb31d15501faf513331cc8a681fd74d21507af21dd3c6ed2561da6d04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef00bceb31d15501faf513331cc8a681fd74d21507af21dd3c6ed2561da6d04b", kill_on_drop: false }`
[INFO] [stdout] ef00bceb31d15501faf513331cc8a681fd74d21507af21dd3c6ed2561da6d04b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6f8b86dc272b06674229516ed092ca3ad25c186416de33823583358494f043f
[INFO] running `Command { std: "docker" "start" "-a" "b6f8b86dc272b06674229516ed092ca3ad25c186416de33823583358494f043f", kill_on_drop: false }`
[INFO] [stderr]    Compiling spameth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `prelude::IteratorRandom`
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     rand::{prelude::IteratorRandom, thread_rng, Rng},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::seq::SliceRandom`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::seq::SliceRandom; // 0.7.2
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "b6f8b86dc272b06674229516ed092ca3ad25c186416de33823583358494f043f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6f8b86dc272b06674229516ed092ca3ad25c186416de33823583358494f043f", kill_on_drop: false }`
[INFO] [stdout] b6f8b86dc272b06674229516ed092ca3ad25c186416de33823583358494f043f
