[INFO] cloning repository https://github.com/SlNPacifist/hashcode-2020-qual
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SlNPacifist/hashcode-2020-qual" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSlNPacifist%2Fhashcode-2020-qual", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSlNPacifist%2Fhashcode-2020-qual'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50be186c1c473f5b759bf2d9e55345e3a242acac
[INFO] testing SlNPacifist/hashcode-2020-qual against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSlNPacifist%2Fhashcode-2020-qual" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SlNPacifist/hashcode-2020-qual on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SlNPacifist/hashcode-2020-qual
[INFO] finished tweaking git repo https://github.com/SlNPacifist/hashcode-2020-qual
[INFO] tweaked toml for git repo https://github.com/SlNPacifist/hashcode-2020-qual written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/SlNPacifist/hashcode-2020-qual already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06f0ce0354176fcd8457f9666c075b2c413d16d74aef27da3b7e4b0973595e64
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "06f0ce0354176fcd8457f9666c075b2c413d16d74aef27da3b7e4b0973595e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06f0ce0354176fcd8457f9666c075b2c413d16d74aef27da3b7e4b0973595e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f0ce0354176fcd8457f9666c075b2c413d16d74aef27da3b7e4b0973595e64", kill_on_drop: false }`
[INFO] [stdout] 06f0ce0354176fcd8457f9666c075b2c413d16d74aef27da3b7e4b0973595e64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 152aa8a619607c6fda4deb52f6b8dab1b8510fb319994bd791c925811652890d
[INFO] running `Command { std: "docker" "start" "-a" "152aa8a619607c6fda4deb52f6b8dab1b8510fb319994bd791c925811652890d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling crossbeam-utils v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling ordered-float v2.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling books v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `solve_b`
[INFO] [stdout]    --> src/main.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn solve_b(problem: &Problem) -> Solution {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `use_norm` should have an upper case name
[INFO] [stdout]    --> src/main.rs:244:11
[INFO] [stdout]     |
[INFO] [stdout] 244 |     const use_norm: bool = true;
[INFO] [stdout]     |           ^^^^^^^^ help: convert the identifier to upper case: `USE_NORM`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` 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 45.06s
[INFO] running `Command { std: "docker" "inspect" "152aa8a619607c6fda4deb52f6b8dab1b8510fb319994bd791c925811652890d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "152aa8a619607c6fda4deb52f6b8dab1b8510fb319994bd791c925811652890d", kill_on_drop: false }`
[INFO] [stdout] 152aa8a619607c6fda4deb52f6b8dab1b8510fb319994bd791c925811652890d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d3899ad3cd541a61e6b54013da106825ed279c71c0e11f532ce53de9a269bb5
[INFO] running `Command { std: "docker" "start" "-a" "2d3899ad3cd541a61e6b54013da106825ed279c71c0e11f532ce53de9a269bb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling books v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `solve_b`
[INFO] [stdout]    --> src/main.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn solve_b(problem: &Problem) -> Solution {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `use_norm` should have an upper case name
[INFO] [stdout]    --> src/main.rs:244:11
[INFO] [stdout]     |
[INFO] [stdout] 244 |     const use_norm: bool = true;
[INFO] [stdout]     |           ^^^^^^^^ help: convert the identifier to upper case: `USE_NORM`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "2d3899ad3cd541a61e6b54013da106825ed279c71c0e11f532ce53de9a269bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d3899ad3cd541a61e6b54013da106825ed279c71c0e11f532ce53de9a269bb5", kill_on_drop: false }`
[INFO] [stdout] 2d3899ad3cd541a61e6b54013da106825ed279c71c0e11f532ce53de9a269bb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3134a2c27d252f3306fdafe17965d2eded2cdad63487dbc90fb10a6a9af3d154
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3134a2c27d252f3306fdafe17965d2eded2cdad63487dbc90fb10a6a9af3d154", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `solve_b`
[INFO] [stderr]    --> src/main.rs:165:4
[INFO] [stderr]     |
[INFO] [stderr] 165 | fn solve_b(problem: &Problem) -> Solution {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `use_norm` should have an upper case name
[INFO] [stderr]    --> src/main.rs:244:11
[INFO] [stderr]     |
[INFO] [stderr] 244 |     const use_norm: bool = true;
[INFO] [stderr]     |           ^^^^^^^^ help: convert the identifier to upper case: `USE_NORM`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `books` (bin "books" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/books-c36916c4ad1bc7bf)
[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" "3134a2c27d252f3306fdafe17965d2eded2cdad63487dbc90fb10a6a9af3d154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3134a2c27d252f3306fdafe17965d2eded2cdad63487dbc90fb10a6a9af3d154", kill_on_drop: false }`
[INFO] [stdout] 3134a2c27d252f3306fdafe17965d2eded2cdad63487dbc90fb10a6a9af3d154