[INFO] cloning repository https://github.com/yasu-n/vimscouter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yasu-n/vimscouter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyasu-n%2Fvimscouter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyasu-n%2Fvimscouter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b844a0ecfd803e932acecae44cf528d45c131102
[INFO] checking yasu-n/vimscouter against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyasu-n%2Fvimscouter" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yasu-n/vimscouter 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/yasu-n/vimscouter
[INFO] finished tweaking git repo https://github.com/yasu-n/vimscouter
[INFO] tweaked toml for git repo https://github.com/yasu-n/vimscouter written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yasu-n/vimscouter 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 tiny-keccak v1.5.0
[INFO] [stderr]   Downloaded tetsy-impl-serde v0.2.2
[INFO] [stderr]   Downloaded tetsy-rlp v0.4.5
[INFO] [stderr]   Downloaded tetsy-impl-rlp v0.2.0
[INFO] [stderr]   Downloaded tetsy-fixed-hash v0.5.0
[INFO] [stderr]   Downloaded dir v0.1.2
[INFO] [stderr]   Downloaded synstructure v0.12.5
[INFO] [stderr]   Downloaded fastmap v0.1.0
[INFO] [stderr]   Downloaded tetsy-kvdb v0.3.2
[INFO] [stderr]   Downloaded lru v0.4.3
[INFO] [stderr]   Downloaded ole32-sys v0.2.0
[INFO] [stderr]   Downloaded shell32-sys v0.1.2
[INFO] [stderr]   Downloaded app_dirs v1.2.1
[INFO] [stderr]   Downloaded home v0.3.4
[INFO] [stderr]   Downloaded tetsy-plain-hasher v0.2.1
[INFO] [stderr]   Downloaded tetsy-keccak-hasher v0.1.1
[INFO] [stderr]   Downloaded tetsy-hash-db v0.15.3
[INFO] [stderr]   Downloaded impl-trait-for-tuples v0.1.3
[INFO] [stderr]   Downloaded tetsy-memory-db v0.18.1
[INFO] [stderr]   Downloaded const-random v0.1.13
[INFO] [stderr]   Downloaded ahash v0.2.19
[INFO] [stderr]   Downloaded tetsy-util-mem-derive v0.1.1
[INFO] [stderr]   Downloaded tetsy-util-mem v0.3.0
[INFO] [stderr]   Downloaded journaldb v0.2.0
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded tetsy-scale-codec v1.3.0
[INFO] [stderr]   Downloaded uint-crate v0.8.1
[INFO] [stderr]   Downloaded tetsy-bytes v0.1.4
[INFO] [stderr]   Downloaded tetsy-util-mem v0.4.2
[INFO] [stderr]   Downloaded const-random-macro v0.1.13
[INFO] [stderr]   Downloaded tetsy-impl-codec v0.4.1
[INFO] [stderr]   Downloaded tetsy-primitive-types v0.6.0
[INFO] [stderr]   Downloaded vapbloom v0.8.0
[INFO] [stderr]   Downloaded vapory-types v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7cbfd9a3808d0184e7a802ad88a862cbcb75d3f750a6f149b0b93e687dae08ed
[INFO] running `Command { std: "docker" "start" "-a" "7cbfd9a3808d0184e7a802ad88a862cbcb75d3f750a6f149b0b93e687dae08ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cbfd9a3808d0184e7a802ad88a862cbcb75d3f750a6f149b0b93e687dae08ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cbfd9a3808d0184e7a802ad88a862cbcb75d3f750a6f149b0b93e687dae08ed", kill_on_drop: false }`
[INFO] [stdout] 7cbfd9a3808d0184e7a802ad88a862cbcb75d3f750a6f149b0b93e687dae08ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 92dcf938c51ff1132426509a85eaa547197ca5978fbbdcd927b50de5334fe198
[INFO] running `Command { std: "docker" "start" "-a" "92dcf938c51ff1132426509a85eaa547197ca5978fbbdcd927b50de5334fe198", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking tetsy-rlp v0.4.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking tetsy-impl-rlp v0.2.0
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking uint-crate v0.8.1
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking tetsy-plain-hasher v0.2.1
[INFO] [stderr]     Checking tetsy-fixed-hash v0.5.0
[INFO] [stderr]     Checking tetsy-hash-db v0.15.3
[INFO] [stderr]     Checking tetsy-bytes v0.1.4
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking home v0.3.4
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.2.19
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tetsy-impl-serde v0.2.2
[INFO] [stderr]     Checking tetsy-scale-codec v1.3.0
[INFO] [stderr]     Checking vapbloom v0.8.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling tetsy-util-mem-derive v0.1.1
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]     Checking tetsy-impl-codec v0.4.1
[INFO] [stderr]     Checking tetsy-primitive-types v0.6.0
[INFO] [stderr]     Checking vapory-types v0.8.0
[INFO] [stderr]     Checking tetsy-keccak-hasher v0.1.1
[INFO] [stderr]     Checking fastmap v0.1.0
[INFO] [stderr]     Checking tetsy-util-mem v0.3.0
[INFO] [stderr]     Checking tetsy-util-mem v0.4.2
[INFO] [stderr]     Checking tetsy-memory-db v0.18.1
[INFO] [stderr]     Checking tetsy-kvdb v0.3.2
[INFO] [stderr]     Checking journaldb v0.2.0
[INFO] [stderr]     Checking dir v0.1.2
[INFO] [stderr]     Checking vimscouter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `dir` is imported redundantly
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use dir;
[INFO] [stdout]   |     ^^^ the item `dir` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `dir` is imported redundantly
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use dir;
[INFO] [stdout]   |     ^^^ the item `dir` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 26.57s
[INFO] running `Command { std: "docker" "inspect" "92dcf938c51ff1132426509a85eaa547197ca5978fbbdcd927b50de5334fe198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92dcf938c51ff1132426509a85eaa547197ca5978fbbdcd927b50de5334fe198", kill_on_drop: false }`
[INFO] [stdout] 92dcf938c51ff1132426509a85eaa547197ca5978fbbdcd927b50de5334fe198