[INFO] cloning repository https://github.com/valarauca/unfair-flips
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/valarauca/unfair-flips" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalarauca%2Funfair-flips", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalarauca%2Funfair-flips'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6350628a5e811905a8fa8c42737b7275b7e9209
[INFO] checking valarauca/unfair-flips against try#163937523761cc0def32f1ba9ed63fdf65ad3478 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalarauca%2Funfair-flips" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/valarauca/unfair-flips
[INFO] finished tweaking git repo https://github.com/valarauca/unfair-flips
[INFO] tweaked toml for git repo https://github.com/valarauca/unfair-flips written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/valarauca/unfair-flips on toolchain 163937523761cc0def32f1ba9ed63fdf65ad3478
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/valarauca/unfair-flips 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" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0b76337e1bfca00c14f899bfa06c24accbc782c0cda1afe0db5b76da1a69cd86
[INFO] running `Command { std: "docker" "start" "0b76337e1bfca00c14f899bfa06c24accbc782c0cda1afe0db5b76da1a69cd86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b76337e1bfca00c14f899bfa06c24accbc782c0cda1afe0db5b76da1a69cd86" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b76337e1bfca00c14f899bfa06c24accbc782c0cda1afe0db5b76da1a69cd86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b76337e1bfca00c14f899bfa06c24accbc782c0cda1afe0db5b76da1a69cd86" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling pest v2.8.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling pest_meta v2.8.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking colored v2.2.0
[INFO] [stderr]     Checking clap_builder v4.5.48
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking easy-error v1.0.0
[INFO] [stderr]     Checking svg v0.17.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking svg v0.18.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.8.3
[INFO] [stderr]     Checking statistical v1.0.0
[INFO] [stderr]     Checking regex-automata v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling pest_derive v2.8.3
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]     Checking clap v4.5.48
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking regex v1.11.3
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking json5 v0.4.1
[INFO] [stderr]     Checking box_plot_chart v2.1.0
[INFO] [stderr]     Checking coin-flip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::prelude`
[INFO] [stdout]  --> src/runner.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::prelude::*;
[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::prelude`
[INFO] [stdout]  --> src/runner.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.41s
[INFO] running `Command { std: "docker" "inspect" "0b76337e1bfca00c14f899bfa06c24accbc782c0cda1afe0db5b76da1a69cd86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b76337e1bfca00c14f899bfa06c24accbc782c0cda1afe0db5b76da1a69cd86", kill_on_drop: false }`
[INFO] [stdout] 0b76337e1bfca00c14f899bfa06c24accbc782c0cda1afe0db5b76da1a69cd86
