[INFO] cloning repository https://github.com/mah-shee/abc174
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mah-shee/abc174" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmah-shee%2Fabc174", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmah-shee%2Fabc174'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a4870a51a5f8dbbf30621fe358f2af2b072a899
[INFO] testing mah-shee/abc174 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmah-shee%2Fabc174" "/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/mah-shee/abc174
[INFO] finished tweaking git repo https://github.com/mah-shee/abc174
[INFO] tweaked toml for git repo https://github.com/mah-shee/abc174 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mah-shee/abc174 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mah-shee/abc174 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306
[INFO] running `Command { std: "docker" "start" "4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306", 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" "4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling proconio-derive v0.1.6
[INFO] [stderr]    Compiling proconio v0.3.6
[INFO] [stderr]    Compiling abc174 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]  --> src/bin/b.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         d: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `points`
[INFO] [stdout]  --> src/bin/b.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         points: [(isize, isize); n],
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_points`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proconio v0.3.6
[INFO] [stderr]    Compiling abc174 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]  --> src/bin/b.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         d: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `points`
[INFO] [stdout]  --> src/bin/b.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         points: [(isize, isize); n],
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_points`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 27.24s
[INFO] running `Command { std: "docker" "inspect" "4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]  --> src/bin/b.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         d: usize,
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `points`
[INFO] [stderr]  --> src/bin/b.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |         points: [(isize, isize); n],
[INFO] [stderr]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_points`
[INFO] [stderr] 
[INFO] [stderr] warning: `abc174` (bin "b" test) generated 2 warnings (run `cargo fix --bin "b" -p abc174 --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/bin/a.rs (/opt/rustwide/target/release/deps/a-dfe3a96afc7d4619)
[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] [stderr]      Running unittests src/bin/b.rs (/opt/rustwide/target/release/deps/b-df9bcbea2f626e7e)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/c.rs (/opt/rustwide/target/release/deps/c-342134cb90b3653f)
[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] [stderr]      Running unittests src/bin/d.rs (/opt/rustwide/target/release/deps/d-b588e44394546955)
[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] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/e.rs (/opt/rustwide/target/release/deps/e-8ff5369cad357987)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/f.rs (/opt/rustwide/target/release/deps/f-4821e3b5cbad549c)
[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] [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" "4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306", kill_on_drop: false }`
[INFO] [stdout] 4e35d466a5a7d2aea469420447221101e33cd2ad825ebeefcb5aa48fbf573306
