[INFO] fetching crate vcfverifier 0.1.1...
[INFO] checking vcfverifier-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate vcfverifier 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate vcfverifier 0.1.1 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 crates.io crate vcfverifier 0.1.1
[INFO] finished tweaking crates.io crate vcfverifier 0.1.1
[INFO] tweaked toml for crates.io crate vcfverifier 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate vcfverifier 0.1.1 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] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fs-utils v1.1.4
[INFO] [stderr]   Downloaded ieee754 v0.2.6
[INFO] [stderr]   Downloaded bio-types v0.13.0
[INFO] [stderr]   Downloaded strum_macros v0.24.2
[INFO] [stderr]   Downloaded clap v3.2.15
[INFO] [stderr]   Downloaded rust-htslib v0.39.5
[INFO] [stderr]   Downloaded lzma-sys v0.1.19
[INFO] [stderr]   Downloaded curl-sys v0.4.56+curl-7.83.1
[INFO] [stderr]   Downloaded faimm v0.3.0
[INFO] [stderr]   Downloaded hts-sys v2.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b16b0200260964766f789097b78a01610dade491801f564b9a696726e7d5f751
[INFO] running `Command { std: "docker" "start" "-a" "b16b0200260964766f789097b78a01610dade491801f564b9a696726e7d5f751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b16b0200260964766f789097b78a01610dade491801f564b9a696726e7d5f751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b16b0200260964766f789097b78a01610dade491801f564b9a696726e7d5f751", kill_on_drop: false }`
[INFO] [stdout] b16b0200260964766f789097b78a01610dade491801f564b9a696726e7d5f751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1138307f85d9e8a5c4f3b7c497b9ffb33c45e983ea477d525377f6cbcd12b59e
[INFO] running `Command { std: "docker" "start" "-a" "1138307f85d9e8a5c4f3b7c497b9ffb33c45e983ea477d525377f6cbcd12b59e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling rustversion v1.0.8
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling fs-utils v1.1.4
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking ieee754 v0.2.6
[INFO] [stderr]     Checking linear-map v1.2.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking faimm v0.3.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling openssl-src v111.22.0+1.1.1q
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling lzma-sys v0.1.19
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling curl-sys v0.4.56+curl-7.83.1
[INFO] [stderr]    Compiling hts-sys v2.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling strum_macros v0.24.2
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking bio-types v0.13.0
[INFO] [stderr]     Checking clap v3.2.15
[INFO] [stderr]     Checking rust-htslib v0.39.5
[INFO] [stderr]     Checking vcfverifier v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:65:18
[INFO] [stdout]    |
[INFO] [stdout] 65 |           .unwrap()
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 66 | |         .clone();
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:65:18
[INFO] [stdout]    |
[INFO] [stdout] 65 |           .unwrap()
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 66 | |         .clone();
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` 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 1m 10s
[INFO] running `Command { std: "docker" "inspect" "1138307f85d9e8a5c4f3b7c497b9ffb33c45e983ea477d525377f6cbcd12b59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1138307f85d9e8a5c4f3b7c497b9ffb33c45e983ea477d525377f6cbcd12b59e", kill_on_drop: false }`
[INFO] [stdout] 1138307f85d9e8a5c4f3b7c497b9ffb33c45e983ea477d525377f6cbcd12b59e
[INFO] checking vcfverifier-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate vcfverifier 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate vcfverifier 0.1.1 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 crates.io crate vcfverifier 0.1.1
[INFO] finished tweaking crates.io crate vcfverifier 0.1.1
[INFO] tweaked toml for crates.io crate vcfverifier 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate vcfverifier 0.1.1 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0503c403042d6cd1e665f86d81243c7efb64ca3587e498fee84d80c440b6e023
[INFO] running `Command { std: "docker" "start" "-a" "0503c403042d6cd1e665f86d81243c7efb64ca3587e498fee84d80c440b6e023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0503c403042d6cd1e665f86d81243c7efb64ca3587e498fee84d80c440b6e023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0503c403042d6cd1e665f86d81243c7efb64ca3587e498fee84d80c440b6e023", kill_on_drop: false }`
[INFO] [stdout] 0503c403042d6cd1e665f86d81243c7efb64ca3587e498fee84d80c440b6e023
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b0cafb15e0c96d3d3e0b49a56a36dceb46b07ef462b9f81ff7dc9651a918a9fd
[INFO] running `Command { std: "docker" "start" "-a" "b0cafb15e0c96d3d3e0b49a56a36dceb46b07ef462b9f81ff7dc9651a918a9fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling rustversion v1.0.8
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling fs-utils v1.1.4
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking ieee754 v0.2.6
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking linear-map v1.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking faimm v0.3.0
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling openssl-src v111.22.0+1.1.1q
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling lzma-sys v0.1.19
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling curl-sys v0.4.56+curl-7.83.1
[INFO] [stderr]    Compiling hts-sys v2.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling strum_macros v0.24.2
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking clap v3.2.15
[INFO] [stderr]     Checking bio-types v0.13.0
[INFO] [stderr]     Checking rust-htslib v0.39.5
[INFO] [stderr]     Checking vcfverifier v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:65:18
[INFO] [stdout]    |
[INFO] [stdout] 65 |           .unwrap()
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 66 | |         .clone();
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:65:18
[INFO] [stdout]    |
[INFO] [stdout] 65 |           .unwrap()
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 66 | |         .clone();
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` 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 1m 16s
[INFO] running `Command { std: "docker" "inspect" "b0cafb15e0c96d3d3e0b49a56a36dceb46b07ef462b9f81ff7dc9651a918a9fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0cafb15e0c96d3d3e0b49a56a36dceb46b07ef462b9f81ff7dc9651a918a9fd", kill_on_drop: false }`
[INFO] [stdout] b0cafb15e0c96d3d3e0b49a56a36dceb46b07ef462b9f81ff7dc9651a918a9fd