[INFO] cloning repository https://github.com/bwhetherington/roll-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bwhetherington/roll-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwhetherington%2Froll-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwhetherington%2Froll-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc166222d14b1c15e54059b145f818508baea293
[INFO] testing bwhetherington/roll-rs against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwhetherington%2Froll-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bwhetherington/roll-rs
[INFO] finished tweaking git repo https://github.com/bwhetherington/roll-rs
[INFO] tweaked toml for git repo https://github.com/bwhetherington/roll-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bwhetherington/roll-rs on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bwhetherington/roll-rs 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex v1.4.5
[INFO] [stderr]   Downloaded libc v0.2.91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 007cd5b872e01d5b89cb9c42e30dabfb13b118cb61c3eebc675c052f7aaf0af1
[INFO] running `Command { std: "docker" "start" "-a" "007cd5b872e01d5b89cb9c42e30dabfb13b118cb61c3eebc675c052f7aaf0af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "007cd5b872e01d5b89cb9c42e30dabfb13b118cb61c3eebc675c052f7aaf0af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "007cd5b872e01d5b89cb9c42e30dabfb13b118cb61c3eebc675c052f7aaf0af1", kill_on_drop: false }`
[INFO] [stdout] 007cd5b872e01d5b89cb9c42e30dabfb13b118cb61c3eebc675c052f7aaf0af1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 797feada5be67205967819886670ffbddc4f46117eb5d299c3eaed27fa19b5ab
[INFO] running `Command { std: "docker" "start" "-a" "797feada5be67205967819886670ffbddc4f46117eb5d299c3eaed27fa19b5ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling roll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufReader`, `fs::File`, and `self`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fs::File,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 8 |     io::{self, BufRead, BufReader},
[INFO] [stdout]   |          ^^^^           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/main.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     io::{self, BufRead, BufReader},
[INFO] [stdout]   |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.04s
[INFO] running `Command { std: "docker" "inspect" "797feada5be67205967819886670ffbddc4f46117eb5d299c3eaed27fa19b5ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "797feada5be67205967819886670ffbddc4f46117eb5d299c3eaed27fa19b5ab", kill_on_drop: false }`
[INFO] [stdout] 797feada5be67205967819886670ffbddc4f46117eb5d299c3eaed27fa19b5ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 50745e1e066c9d2b2a3c20164c74304ed30e30a1e0d4364deb280f2471a71d8c
[INFO] running `Command { std: "docker" "start" "-a" "50745e1e066c9d2b2a3c20164c74304ed30e30a1e0d4364deb280f2471a71d8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling roll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufReader`, `fs::File`, and `self`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fs::File,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 8 |     io::{self, BufRead, BufReader},
[INFO] [stdout]   |          ^^^^           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/main.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     io::{self, BufRead, BufReader},
[INFO] [stdout]   |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "50745e1e066c9d2b2a3c20164c74304ed30e30a1e0d4364deb280f2471a71d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50745e1e066c9d2b2a3c20164c74304ed30e30a1e0d4364deb280f2471a71d8c", kill_on_drop: false }`
[INFO] [stdout] 50745e1e066c9d2b2a3c20164c74304ed30e30a1e0d4364deb280f2471a71d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 249e6cacf57b55302b889f08487083761d8d24e8fc7f9379e9fd142646d89393
[INFO] running `Command { std: "docker" "start" "-a" "249e6cacf57b55302b889f08487083761d8d24e8fc7f9379e9fd142646d89393", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `BufReader`, `fs::File`, and `self`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fs::File,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 8 |     io::{self, BufRead, BufReader},
[INFO] [stderr]   |          ^^^^           ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/main.rs:8:16
[INFO] [stderr]   |
[INFO] [stderr] 8 |     io::{self, BufRead, BufReader},
[INFO] [stderr]   |                ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `roll` (bin "roll" test) generated 2 warnings (run `cargo fix --bin "roll" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/roll-8e8958aa0d12f336)
[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" "249e6cacf57b55302b889f08487083761d8d24e8fc7f9379e9fd142646d89393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249e6cacf57b55302b889f08487083761d8d24e8fc7f9379e9fd142646d89393", kill_on_drop: false }`
[INFO] [stdout] 249e6cacf57b55302b889f08487083761d8d24e8fc7f9379e9fd142646d89393