[INFO] cloning repository https://github.com/TuBieJun/vcf_stat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TuBieJun/vcf_stat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuBieJun%2Fvcf_stat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuBieJun%2Fvcf_stat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 684eed35febba57adba1092c63830edab046a50f
[INFO] checking TuBieJun/vcf_stat against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuBieJun%2Fvcf_stat" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TuBieJun/vcf_stat on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TuBieJun/vcf_stat
[INFO] finished tweaking git repo https://github.com/TuBieJun/vcf_stat
[INFO] tweaked toml for git repo https://github.com/TuBieJun/vcf_stat written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TuBieJun/vcf_stat 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a3fc08f318b54d8cda7f4f2f41c6fc52debe47736bf1742b9157e7005a58722
[INFO] running `Command { std: "docker" "start" "-a" "9a3fc08f318b54d8cda7f4f2f41c6fc52debe47736bf1742b9157e7005a58722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a3fc08f318b54d8cda7f4f2f41c6fc52debe47736bf1742b9157e7005a58722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a3fc08f318b54d8cda7f4f2f41c6fc52debe47736bf1742b9157e7005a58722", kill_on_drop: false }`
[INFO] [stdout] 9a3fc08f318b54d8cda7f4f2f41c6fc52debe47736bf1742b9157e7005a58722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed2b795bcc92503104a0cc7e439ee8fbb89f268041cf8d31e5cf0704d4a846ea
[INFO] running `Command { std: "docker" "start" "-a" "ed2b795bcc92503104a0cc7e439ee8fbb89f268041cf8d31e5cf0704d4a846ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking vcf_stats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `is_dbsnp` is never read
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut is_dbsnp:u32 = 0;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_dbsnp` is never read
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut is_dbsnp:u32 = 0;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "ed2b795bcc92503104a0cc7e439ee8fbb89f268041cf8d31e5cf0704d4a846ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed2b795bcc92503104a0cc7e439ee8fbb89f268041cf8d31e5cf0704d4a846ea", kill_on_drop: false }`
[INFO] [stdout] ed2b795bcc92503104a0cc7e439ee8fbb89f268041cf8d31e5cf0704d4a846ea
[INFO] checking TuBieJun/vcf_stat against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuBieJun%2Fvcf_stat" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TuBieJun/vcf_stat on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TuBieJun/vcf_stat
[INFO] finished tweaking git repo https://github.com/TuBieJun/vcf_stat
[INFO] tweaked toml for git repo https://github.com/TuBieJun/vcf_stat written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/TuBieJun/vcf_stat 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f4ea8f6c76869ab813c24489f4ea8b5fc24e303448b1f2a72e7e28fa8cd5b38
[INFO] running `Command { std: "docker" "start" "-a" "1f4ea8f6c76869ab813c24489f4ea8b5fc24e303448b1f2a72e7e28fa8cd5b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f4ea8f6c76869ab813c24489f4ea8b5fc24e303448b1f2a72e7e28fa8cd5b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f4ea8f6c76869ab813c24489f4ea8b5fc24e303448b1f2a72e7e28fa8cd5b38", kill_on_drop: false }`
[INFO] [stdout] 1f4ea8f6c76869ab813c24489f4ea8b5fc24e303448b1f2a72e7e28fa8cd5b38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0148c86af8e6e8550296780e4e1a5fa341bc55ea592e49e6d0ee2103b59cc80a
[INFO] running `Command { std: "docker" "start" "-a" "0148c86af8e6e8550296780e4e1a5fa341bc55ea592e49e6d0ee2103b59cc80a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking vcf_stats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `is_dbsnp` is never read
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut is_dbsnp:u32 = 0;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_dbsnp` is never read
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut is_dbsnp:u32 = 0;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.28s
[INFO] running `Command { std: "docker" "inspect" "0148c86af8e6e8550296780e4e1a5fa341bc55ea592e49e6d0ee2103b59cc80a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0148c86af8e6e8550296780e4e1a5fa341bc55ea592e49e6d0ee2103b59cc80a", kill_on_drop: false }`
[INFO] [stdout] 0148c86af8e6e8550296780e4e1a5fa341bc55ea592e49e6d0ee2103b59cc80a