[INFO] cloning repository https://github.com/polyglotppp/crustaquicksort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/polyglotppp/crustaquicksort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolyglotppp%2Fcrustaquicksort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolyglotppp%2Fcrustaquicksort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe43ee5f3ddbab7f0756f096e6230e91f4b0d1e2
[INFO] testing polyglotppp/crustaquicksort against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolyglotppp%2Fcrustaquicksort" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/polyglotppp/crustaquicksort on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/polyglotppp/crustaquicksort
[INFO] finished tweaking git repo https://github.com/polyglotppp/crustaquicksort
[INFO] tweaked toml for git repo https://github.com/polyglotppp/crustaquicksort written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/polyglotppp/crustaquicksort already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a671313829930e84493c9f2f7cf4b2c87bcfb2f4c3f8feb2c03893b4bf4ce3b
[INFO] running `Command { std: "docker" "start" "-a" "8a671313829930e84493c9f2f7cf4b2c87bcfb2f4c3f8feb2c03893b4bf4ce3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a671313829930e84493c9f2f7cf4b2c87bcfb2f4c3f8feb2c03893b4bf4ce3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a671313829930e84493c9f2f7cf4b2c87bcfb2f4c3f8feb2c03893b4bf4ce3b", kill_on_drop: false }`
[INFO] [stdout] 8a671313829930e84493c9f2f7cf4b2c87bcfb2f4c3f8feb2c03893b4bf4ce3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a10e80115b43feab0e9c341e933d3ccd2ecb2054f4244b87d18e41d43dd4177
[INFO] running `Command { std: "docker" "start" "-a" "5a10e80115b43feab0e9c341e933d3ccd2ecb2054f4244b87d18e41d43dd4177", kill_on_drop: false }`
[INFO] [stderr]    Compiling philipppair v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let output = match fs::read_to_string("./bla") {
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `quicksort`
[INFO] [stdout]   --> src/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn quicksort(a: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "5a10e80115b43feab0e9c341e933d3ccd2ecb2054f4244b87d18e41d43dd4177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a10e80115b43feab0e9c341e933d3ccd2ecb2054f4244b87d18e41d43dd4177", kill_on_drop: false }`
[INFO] [stdout] 5a10e80115b43feab0e9c341e933d3ccd2ecb2054f4244b87d18e41d43dd4177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26ac71e380e363dfafc7502b32cd253ded15bc0cbb70882a2748fbe8abd5693c
[INFO] running `Command { std: "docker" "start" "-a" "26ac71e380e363dfafc7502b32cd253ded15bc0cbb70882a2748fbe8abd5693c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling philipppair v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let output = match fs::read_to_string("./bla") {
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `quicksort`
[INFO] [stdout]   --> src/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn quicksort(a: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "26ac71e380e363dfafc7502b32cd253ded15bc0cbb70882a2748fbe8abd5693c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ac71e380e363dfafc7502b32cd253ded15bc0cbb70882a2748fbe8abd5693c", kill_on_drop: false }`
[INFO] [stdout] 26ac71e380e363dfafc7502b32cd253ded15bc0cbb70882a2748fbe8abd5693c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02998e8614503f73d34dcc23ecf190c3e747239676f9d4076074f33cbac39b90
[INFO] running `Command { std: "docker" "start" "-a" "02998e8614503f73d34dcc23ecf190c3e747239676f9d4076074f33cbac39b90", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 4 |     let output = match fs::read_to_string("./bla") {
[INFO] [stdout] 
[INFO] [stderr]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quicksort`
[INFO] [stderr]   --> src/main.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn quicksort(a: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `philipppair` (bin "philipppair" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/philipppair-154318e12f77fe4b)
[INFO] running `Command { std: "docker" "inspect" "02998e8614503f73d34dcc23ecf190c3e747239676f9d4076074f33cbac39b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02998e8614503f73d34dcc23ecf190c3e747239676f9d4076074f33cbac39b90", kill_on_drop: false }`
[INFO] [stdout] 02998e8614503f73d34dcc23ecf190c3e747239676f9d4076074f33cbac39b90