[INFO] cloning repository https://github.com/kazztac/dup_search
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kazztac/dup_search" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazztac%2Fdup_search", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazztac%2Fdup_search'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce1abaeba66dd6d1a5a8131a66d0a0de903320fc
[INFO] checking kazztac/dup_search against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazztac%2Fdup_search" "/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/kazztac/dup_search 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/kazztac/dup_search
[INFO] finished tweaking git repo https://github.com/kazztac/dup_search
[INFO] tweaked toml for git repo https://github.com/kazztac/dup_search written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kazztac/dup_search 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 multimap v0.8.2
[INFO] [stderr]   Downloaded async-io v1.2.0
[INFO] [stderr]   Downloaded serde_yaml v0.8.14
[INFO] [stderr]   Downloaded cc v1.0.63
[INFO] [stderr]   Downloaded async-recursion v0.3.1
[INFO] [stderr]   Downloaded apply_method v0.1.1
[INFO] [stderr]   Downloaded async-std v1.7.0
[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] 9cc88de681279c38729c5c61143557a77e7782b80dcfbc0fcd3f1c45771b7040
[INFO] running `Command { std: "docker" "start" "-a" "9cc88de681279c38729c5c61143557a77e7782b80dcfbc0fcd3f1c45771b7040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cc88de681279c38729c5c61143557a77e7782b80dcfbc0fcd3f1c45771b7040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc88de681279c38729c5c61143557a77e7782b80dcfbc0fcd3f1c45771b7040", kill_on_drop: false }`
[INFO] [stdout] 9cc88de681279c38729c5c61143557a77e7782b80dcfbc0fcd3f1c45771b7040
[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] 0162d8a526c85fd34a7c5798611962e52dfd38b42606e81d257f6b33242a78a3
[INFO] running `Command { std: "docker" "start" "-a" "0162d8a526c85fd34a7c5798611962e52dfd38b42606e81d257f6b33242a78a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling cc v1.0.63
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.35
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[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
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[INFO] [stderr]     Checking arrayref v0.3.6
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[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking apply_method v0.1.1
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking digest v0.9.0
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[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking async-io v1.2.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling async-recursion v0.3.1
[INFO] [stderr]     Checking async-std v1.7.0
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking multimap v0.8.2
[INFO] [stderr]     Checking dupsearch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `task` is imported redundantly
[INFO] [stdout]   --> src/util.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     use super::*;
[INFO] [stdout]    |         -------- the item `task` is already imported here
[INFO] [stdout] 59 |     use async_std::task;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[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 19.53s
[INFO] running `Command { std: "docker" "inspect" "0162d8a526c85fd34a7c5798611962e52dfd38b42606e81d257f6b33242a78a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0162d8a526c85fd34a7c5798611962e52dfd38b42606e81d257f6b33242a78a3", kill_on_drop: false }`
[INFO] [stdout] 0162d8a526c85fd34a7c5798611962e52dfd38b42606e81d257f6b33242a78a3