[INFO] cloning repository https://github.com/marcaddeo/cl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marcaddeo/cl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcaddeo%2Fcl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcaddeo%2Fcl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23e10f982decf2ed6aedc893eb513367a22e94df
[INFO] checking marcaddeo/cl against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcaddeo%2Fcl" "/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/marcaddeo/cl 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/marcaddeo/cl
[INFO] finished tweaking git repo https://github.com/marcaddeo/cl
[INFO] tweaked toml for git repo https://github.com/marcaddeo/cl written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/marcaddeo/cl 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 remove_empty_subdirs v0.1.1
[INFO] [stderr]   Downloaded openssl-probe v0.1.2
[INFO] [stderr]   Downloaded pkg-config v0.3.16
[INFO] [stderr]   Downloaded vcpkg v0.2.7
[INFO] [stderr]   Downloaded openssl-sys v0.9.50
[INFO] [stderr]   Downloaded scan_dir v0.3.3
[INFO] [stderr]   Downloaded darling_macro v0.9.0
[INFO] [stderr]   Downloaded proc-macro-error v0.2.6
[INFO] [stderr]   Downloaded err-derive v0.1.6
[INFO] [stderr]   Downloaded derive_builder v0.8.0
[INFO] [stderr]   Downloaded anyhow v1.0.31
[INFO] [stderr]   Downloaded darling v0.9.0
[INFO] [stderr]   Downloaded derive_builder_core v0.5.0
[INFO] [stderr]   Downloaded libssh2-sys v0.2.12
[INFO] [stderr]   Downloaded libz-sys v1.0.25
[INFO] [stderr]   Downloaded pulldown-cmark v0.5.3
[INFO] [stderr]   Downloaded clparse v0.8.0
[INFO] [stderr]   Downloaded strsim v0.9.2
[INFO] [stderr]   Downloaded darling_core v0.10.1
[INFO] [stderr]   Downloaded darling v0.10.1
[INFO] [stderr]   Downloaded libgit2-sys v0.9.1
[INFO] [stderr]   Downloaded derive_builder_core v0.8.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.5
[INFO] [stderr]   Downloaded git2 v0.10.1
[INFO] [stderr]   Downloaded derive-getters v0.1.0
[INFO] [stderr]   Downloaded darling_core v0.9.0
[INFO] [stderr]   Downloaded derive_builder v0.7.2
[INFO] [stderr]   Downloaded darling_macro v0.10.1
[INFO] [stderr]   Downloaded gag v0.1.10
[INFO] [stderr]   Downloaded openssl-src v111.6.0+1.1.1d
[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] 4e65458f057c6a3792fa0413239b7fba64d91f31dbce9df22212d9eccbebe043
[INFO] running `Command { std: "docker" "start" "-a" "4e65458f057c6a3792fa0413239b7fba64d91f31dbce9df22212d9eccbebe043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e65458f057c6a3792fa0413239b7fba64d91f31dbce9df22212d9eccbebe043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e65458f057c6a3792fa0413239b7fba64d91f31dbce9df22212d9eccbebe043", kill_on_drop: false }`
[INFO] [stdout] 4e65458f057c6a3792fa0413239b7fba64d91f31dbce9df22212d9eccbebe043
[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] 312fe0c3c3e773d69ab78d45a255fb3d2dcf5f6f130b9f7435a8b6b6544591a4
[INFO] running `Command { std: "docker" "start" "-a" "312fe0c3c3e773d69ab78d45a255fb3d2dcf5f6f130b9f7435a8b6b6544591a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling err-derive v0.1.6
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling openssl-src v111.6.0+1.1.1d
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling pulldown-cmark v0.5.3
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling openssl-sys v0.9.50
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.12
[INFO] [stderr]    Compiling libgit2-sys v0.9.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]    Compiling derive_builder v0.8.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking indexmap v1.2.0
[INFO] [stderr]     Checking scan_dir v0.3.3
[INFO] [stderr]     Checking gag v0.1.10
[INFO] [stderr]     Checking remove_empty_subdirs v0.1.1
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling_core v0.10.1
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling derive-getters v0.1.0
[INFO] [stderr]    Compiling darling_macro v0.10.1
[INFO] [stderr]    Compiling darling v0.10.1
[INFO] [stderr]    Compiling derive_builder_core v0.8.0
[INFO] [stderr]     Checking clparse v0.8.0
[INFO] [stderr]     Checking git2 v0.10.1
[INFO] [stderr]     Checking cl v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Write` is imported redundantly
[INFO] [stdout]   --> src/main.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::{self, Write};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 16 | use std::io::prelude::*;
[INFO] [stdout]    |     ------------------- the item `Write` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Write` is imported redundantly
[INFO] [stdout]   --> src/main.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::{self, Write};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 16 | use std::io::prelude::*;
[INFO] [stdout]    |     ------------------- the item `Write` is already imported here
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 39s
[INFO] running `Command { std: "docker" "inspect" "312fe0c3c3e773d69ab78d45a255fb3d2dcf5f6f130b9f7435a8b6b6544591a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312fe0c3c3e773d69ab78d45a255fb3d2dcf5f6f130b9f7435a8b6b6544591a4", kill_on_drop: false }`
[INFO] [stdout] 312fe0c3c3e773d69ab78d45a255fb3d2dcf5f6f130b9f7435a8b6b6544591a4