[INFO] cloning repository https://github.com/xeome/Zmem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xeome/Zmem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeome%2FZmem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeome%2FZmem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b90986aa3207d44d8125fe150350a2b3b3d7c12c
[INFO] checking xeome/Zmem against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeome%2FZmem" "/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/xeome/Zmem 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/xeome/Zmem
[INFO] finished tweaking git repo https://github.com/xeome/Zmem
[INFO] tweaked toml for git repo https://github.com/xeome/Zmem written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xeome/Zmem 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] 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] 1bbf40d372db0551d7580df799b5756dc54f2cc38c70e45fc1503fdda762e572
[INFO] running `Command { std: "docker" "start" "-a" "1bbf40d372db0551d7580df799b5756dc54f2cc38c70e45fc1503fdda762e572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bbf40d372db0551d7580df799b5756dc54f2cc38c70e45fc1503fdda762e572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bbf40d372db0551d7580df799b5756dc54f2cc38c70e45fc1503fdda762e572", kill_on_drop: false }`
[INFO] [stdout] 1bbf40d372db0551d7580df799b5756dc54f2cc38c70e45fc1503fdda762e572
[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] 871fc46504a99fd01d1b23296dbeda24a9389e8492416de9ebad5bf73f4ab1ee
[INFO] running `Command { std: "docker" "start" "-a" "871fc46504a99fd01d1b23296dbeda24a9389e8492416de9ebad5bf73f4ab1ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking anstream v0.6.7
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking zmem v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `username` is never read
[INFO] [stdout]    --> src/memory.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub struct ProcessMemoryStats {
[INFO] [stdout]     |            ------------------ field in this struct
[INFO] [stdout] 204 |     pub pid: u32,
[INFO] [stdout] 205 |     pub username: String,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ProcessMemoryStats` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `username` is never read
[INFO] [stdout]    --> src/memory.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub struct ProcessMemoryStats {
[INFO] [stdout]     |            ------------------ field in this struct
[INFO] [stdout] 204 |     pub pid: u32,
[INFO] [stdout] 205 |     pub username: String,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ProcessMemoryStats` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 13.15s
[INFO] running `Command { std: "docker" "inspect" "871fc46504a99fd01d1b23296dbeda24a9389e8492416de9ebad5bf73f4ab1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "871fc46504a99fd01d1b23296dbeda24a9389e8492416de9ebad5bf73f4ab1ee", kill_on_drop: false }`
[INFO] [stdout] 871fc46504a99fd01d1b23296dbeda24a9389e8492416de9ebad5bf73f4ab1ee