[INFO] cloning repository https://github.com/aidos9/archer-pm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aidos9/archer-pm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faidos9%2Farcher-pm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faidos9%2Farcher-pm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b60bd804144dd6aa3b251196d626c9c970ee1a51
[INFO] checking aidos9/archer-pm against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faidos9%2Farcher-pm" "/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/aidos9/archer-pm 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/aidos9/archer-pm
[INFO] finished tweaking git repo https://github.com/aidos9/archer-pm
[INFO] tweaked toml for git repo https://github.com/aidos9/archer-pm written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aidos9/archer-pm 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd-safe v4.1.4+zstd.1.5.2
[INFO] [stderr]   Downloaded zstd v0.10.0+zstd.1.5.2
[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] 1e03b93fe1c624a6127744a9c9f194a590d209dda73f135fad13c2c28855948a
[INFO] running `Command { std: "docker" "start" "-a" "1e03b93fe1c624a6127744a9c9f194a590d209dda73f135fad13c2c28855948a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e03b93fe1c624a6127744a9c9f194a590d209dda73f135fad13c2c28855948a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e03b93fe1c624a6127744a9c9f194a590d209dda73f135fad13c2c28855948a", kill_on_drop: false }`
[INFO] [stdout] 1e03b93fe1c624a6127744a9c9f194a590d209dda73f135fad13c2c28855948a
[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] fdf289303e45e741efb9e2fa0eeb26eea29a5b51e73525336ec2f2d4e2efc117
[INFO] running `Command { std: "docker" "start" "-a" "fdf289303e45e741efb9e2fa0eeb26eea29a5b51e73525336ec2f2d4e2efc117", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling zstd-safe v4.1.4+zstd.1.5.2
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking pbkdf2 v0.10.1
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking clap_lex v0.1.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]     Checking clap v3.1.12
[INFO] [stderr]     Checking zstd v0.10.0+zstd.1.5.2
[INFO] [stderr]     Checking zip v0.6.2
[INFO] [stderr]     Checking archer_package_manager v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/zip_manipulation.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut f = OpenOptions::new()
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `contents` and `source_path` are never read
[INFO] [stdout]   --> src/packages.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Package {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 12 |     contents: Option<PackageContents>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 13 |     source_path: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/zip_manipulation.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut f = OpenOptions::new()
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `contents` and `source_path` are never read
[INFO] [stdout]   --> src/packages.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Package {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 12 |     contents: Option<PackageContents>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 13 |     source_path: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "fdf289303e45e741efb9e2fa0eeb26eea29a5b51e73525336ec2f2d4e2efc117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdf289303e45e741efb9e2fa0eeb26eea29a5b51e73525336ec2f2d4e2efc117", kill_on_drop: false }`
[INFO] [stdout] fdf289303e45e741efb9e2fa0eeb26eea29a5b51e73525336ec2f2d4e2efc117