[INFO] cloning repository https://github.com/sylk0s/encoding-supersets
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sylk0s/encoding-supersets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsylk0s%2Fencoding-supersets", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsylk0s%2Fencoding-supersets'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51e9ef7e176ae46007b26cbb9bee3a566bfefb89
[INFO] testing sylk0s/encoding-supersets/51e9ef7e176ae46007b26cbb9bee3a566bfefb89 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%2Fsylk0s%2Fencoding-supersets" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sylk0s/encoding-supersets
[INFO] finished tweaking git repo https://github.com/sylk0s/encoding-supersets
[INFO] tweaked toml for git repo https://github.com/sylk0s/encoding-supersets written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sylk0s/encoding-supersets 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/sylk0s/encoding-supersets 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ba5c2cd7add6667156e95322fae74971163d0b093ee1ac6a8d797181eb3bf965
[INFO] running `Command { std: "docker" "start" "-a" "ba5c2cd7add6667156e95322fae74971163d0b093ee1ac6a8d797181eb3bf965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba5c2cd7add6667156e95322fae74971163d0b093ee1ac6a8d797181eb3bf965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba5c2cd7add6667156e95322fae74971163d0b093ee1ac6a8d797181eb3bf965", kill_on_drop: false }`
[INFO] [stdout] ba5c2cd7add6667156e95322fae74971163d0b093ee1ac6a8d797181eb3bf965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ffb40e745c5a25d1bddddfc599785d98a4eae8215505207de2b8de937108c2ab
[INFO] running `Command { std: "docker" "start" "-a" "ffb40e745c5a25d1bddddfc599785d98a4eae8215505207de2b8de937108c2ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling encoding-supersets v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `test_data`
[INFO] [stdout]    --> src/main.rs:114:29
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn quick_solution_finder<T>(test_data: Vec<T>, f: &dyn Fn(T, T) -> T) {
[INFO] [stdout]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:114:48
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn quick_solution_finder<T>(test_data: Vec<T>, f: &dyn Fn(T, T) -> T) {
[INFO] [stdout]     |                                                ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "ffb40e745c5a25d1bddddfc599785d98a4eae8215505207de2b8de937108c2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb40e745c5a25d1bddddfc599785d98a4eae8215505207de2b8de937108c2ab", kill_on_drop: false }`
[INFO] [stdout] ffb40e745c5a25d1bddddfc599785d98a4eae8215505207de2b8de937108c2ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8619d247e9fb8a7cb77745eb6d2cd5f4dc84c639b5b4955318cd4e9320c0b34f
[INFO] running `Command { std: "docker" "start" "-a" "8619d247e9fb8a7cb77745eb6d2cd5f4dc84c639b5b4955318cd4e9320c0b34f", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding-supersets v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `test_data`
[INFO] [stdout]    --> src/main.rs:114:29
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn quick_solution_finder<T>(test_data: Vec<T>, f: &dyn Fn(T, T) -> T) {
[INFO] [stdout]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:114:48
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn quick_solution_finder<T>(test_data: Vec<T>, f: &dyn Fn(T, T) -> T) {
[INFO] [stdout]     |                                                ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "8619d247e9fb8a7cb77745eb6d2cd5f4dc84c639b5b4955318cd4e9320c0b34f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8619d247e9fb8a7cb77745eb6d2cd5f4dc84c639b5b4955318cd4e9320c0b34f", kill_on_drop: false }`
[INFO] [stdout] 8619d247e9fb8a7cb77745eb6d2cd5f4dc84c639b5b4955318cd4e9320c0b34f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 44df407029a67d93799459caea53abbb10caae62e3d1abbf72edb25b73228f94
[INFO] running `Command { std: "docker" "start" "-a" "44df407029a67d93799459caea53abbb10caae62e3d1abbf72edb25b73228f94", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `test_data`
[INFO] [stderr]    --> src/main.rs:114:29
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn quick_solution_finder<T>(test_data: Vec<T>, f: &dyn Fn(T, T) -> T) {
[INFO] [stderr]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_data`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/main.rs:114:48
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn quick_solution_finder<T>(test_data: Vec<T>, f: &dyn Fn(T, T) -> T) {
[INFO] [stderr]     |                                                ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: `encoding-supersets` (bin "encoding-supersets" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/encoding_supersets-8d83d0ae945bb463)
[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" "44df407029a67d93799459caea53abbb10caae62e3d1abbf72edb25b73228f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44df407029a67d93799459caea53abbb10caae62e3d1abbf72edb25b73228f94", kill_on_drop: false }`
[INFO] [stdout] 44df407029a67d93799459caea53abbb10caae62e3d1abbf72edb25b73228f94