[INFO] cloning repository https://github.com/blacksph3re/midilatcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blacksph3re/midilatcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblacksph3re%2Fmidilatcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblacksph3re%2Fmidilatcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d006a6ae237aa8d5d4f8e55c0722d934d9a951cf
[INFO] checking blacksph3re/midilatcher against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblacksph3re%2Fmidilatcher" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blacksph3re/midilatcher 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/blacksph3re/midilatcher
[INFO] finished tweaking git repo https://github.com/blacksph3re/midilatcher
[INFO] tweaked toml for git repo https://github.com/blacksph3re/midilatcher written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/blacksph3re/midilatcher 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]  Downloading crates ...
[INFO] [stderr]   Downloaded urid v0.1.0
[INFO] [stderr]   Downloaded urid-derive v0.1.0
[INFO] [stderr]   Downloaded wmidi v3.1.0
[INFO] [stderr]   Downloaded lv2-urid v2.0.0
[INFO] [stderr]   Downloaded lv2-units v0.1.2
[INFO] [stderr]   Downloaded lv2-core v2.0.0
[INFO] [stderr]   Downloaded lv2 v0.5.1
[INFO] [stderr]   Downloaded lv2-atom v1.1.0
[INFO] [stderr]   Downloaded lv2-sys v1.1.0
[INFO] [stderr]   Downloaded lv2-midi v1.1.0
[INFO] [stderr]   Downloaded lv2-core-derive v2.0.0
[INFO] [stderr]   Downloaded syn v1.0.28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3c463ebc46f7470a1bd09b2b8b3511de0f7156e75cdae670b5b50e0298f5049e
[INFO] running `Command { std: "docker" "start" "-a" "3c463ebc46f7470a1bd09b2b8b3511de0f7156e75cdae670b5b50e0298f5049e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c463ebc46f7470a1bd09b2b8b3511de0f7156e75cdae670b5b50e0298f5049e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c463ebc46f7470a1bd09b2b8b3511de0f7156e75cdae670b5b50e0298f5049e", kill_on_drop: false }`
[INFO] [stdout] 3c463ebc46f7470a1bd09b2b8b3511de0f7156e75cdae670b5b50e0298f5049e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5f3adc761a7b778dae4610234ec6f9b472fd3a64996c8db4115f1c48b1408eea
[INFO] running `Command { std: "docker" "start" "-a" "5f3adc761a7b778dae4610234ec6f9b472fd3a64996c8db4115f1c48b1408eea", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling syn v1.0.28
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]     Checking wmidi v3.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling urid-derive v0.1.0
[INFO] [stderr]    Compiling lv2-core-derive v2.0.0
[INFO] [stderr]     Checking urid v0.1.0
[INFO] [stderr]    Compiling lv2-sys v1.1.0
[INFO] [stderr]     Checking lv2-core v2.0.0
[INFO] [stderr]     Checking lv2-units v0.1.2
[INFO] [stderr]     Checking lv2-atom v1.1.0
[INFO] [stderr]     Checking lv2-urid v2.0.0
[INFO] [stderr]     Checking lv2-midi v1.1.0
[INFO] [stderr]     Checking lv2 v0.5.1
[INFO] [stderr]     Checking midilatch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.53s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] running `Command { std: "docker" "inspect" "5f3adc761a7b778dae4610234ec6f9b472fd3a64996c8db4115f1c48b1408eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f3adc761a7b778dae4610234ec6f9b472fd3a64996c8db4115f1c48b1408eea", kill_on_drop: false }`
[INFO] [stdout] 5f3adc761a7b778dae4610234ec6f9b472fd3a64996c8db4115f1c48b1408eea
[INFO] checking blacksph3re/midilatcher against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblacksph3re%2Fmidilatcher" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blacksph3re/midilatcher 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/blacksph3re/midilatcher
[INFO] finished tweaking git repo https://github.com/blacksph3re/midilatcher
[INFO] tweaked toml for git repo https://github.com/blacksph3re/midilatcher written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/blacksph3re/midilatcher 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] [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 93eb3df861dd35097fd83d5b85f248bc78f7956b6483180404e818d8872fee41
[INFO] running `Command { std: "docker" "start" "-a" "93eb3df861dd35097fd83d5b85f248bc78f7956b6483180404e818d8872fee41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93eb3df861dd35097fd83d5b85f248bc78f7956b6483180404e818d8872fee41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93eb3df861dd35097fd83d5b85f248bc78f7956b6483180404e818d8872fee41", kill_on_drop: false }`
[INFO] [stdout] 93eb3df861dd35097fd83d5b85f248bc78f7956b6483180404e818d8872fee41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4484bf2ab7c279080ee8de9fde140d20fd37c4edd7ff0f9c72b0b26879689fff
[INFO] running `Command { std: "docker" "start" "-a" "4484bf2ab7c279080ee8de9fde140d20fd37c4edd7ff0f9c72b0b26879689fff", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.28
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking wmidi v3.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling urid-derive v0.1.0
[INFO] [stderr]    Compiling lv2-core-derive v2.0.0
[INFO] [stderr]     Checking urid v0.1.0
[INFO] [stderr]    Compiling lv2-sys v1.1.0
[INFO] [stderr]     Checking lv2-core v2.0.0
[INFO] [stderr]     Checking lv2-units v0.1.2
[INFO] [stderr]     Checking lv2-atom v1.1.0
[INFO] [stderr]     Checking lv2-urid v2.0.0
[INFO] [stderr]     Checking lv2-midi v1.1.0
[INFO] [stderr]     Checking lv2 v0.5.1
[INFO] [stderr]     Checking midilatch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "4484bf2ab7c279080ee8de9fde140d20fd37c4edd7ff0f9c72b0b26879689fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4484bf2ab7c279080ee8de9fde140d20fd37c4edd7ff0f9c72b0b26879689fff", kill_on_drop: false }`
[INFO] [stdout] 4484bf2ab7c279080ee8de9fde140d20fd37c4edd7ff0f9c72b0b26879689fff