[INFO] fetching crate retread 0.1.1...
[INFO] checking retread-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate retread 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate retread 0.1.1 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 crates.io crate retread 0.1.1
[INFO] finished tweaking crates.io crate retread 0.1.1
[INFO] tweaked toml for crates.io crate retread 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate retread 0.1.1 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded triomphe v0.1.9
[INFO] [stderr]   Downloaded lcs v0.2.0
[INFO] [stderr]   Downloaded cargo-platform v0.1.3
[INFO] [stderr]   Downloaded mach2 v0.4.1
[INFO] [stderr]   Downloaded bytecount v0.6.3
[INFO] [stderr]   Downloaded dap v0.3.1-alpha1
[INFO] [stderr]   Downloaded quanta v0.11.1
[INFO] [stderr]   Downloaded moka v0.11.3
[INFO] [stderr]   Downloaded rustix v0.38.7
[INFO] [stderr]   Downloaded serde_derive v1.0.182
[INFO] [stderr]   Downloaded cc v1.0.81
[INFO] [stderr]   Downloaded serde v1.0.182
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6428863ab130989557cb0c418d3b38a149d1fe0fa643e657c59423e3a0d9abf4
[INFO] running `Command { std: "docker" "start" "-a" "6428863ab130989557cb0c418d3b38a149d1fe0fa643e657c59423e3a0d9abf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6428863ab130989557cb0c418d3b38a149d1fe0fa643e657c59423e3a0d9abf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6428863ab130989557cb0c418d3b38a149d1fe0fa643e657c59423e3a0d9abf4", kill_on_drop: false }`
[INFO] [stdout] 6428863ab130989557cb0c418d3b38a149d1fe0fa643e657c59423e3a0d9abf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f7bd0878f6f9822145e18c0551d1b3d7049f6bcabbf9efb6c48492ffb46effdc
[INFO] running `Command { std: "docker" "start" "-a" "f7bd0878f6f9822145e18c0551d1b3d7049f6bcabbf9efb6c48492ffb46effdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling serde v1.0.182
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]    Compiling serde_derive v1.0.182
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]    Compiling cc v1.0.81
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]    Compiling moka v0.11.3
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking quanta v0.11.1
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.7
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking triomphe v0.1.9
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking lcs v0.2.0
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking log-panics v2.1.0
[INFO] [stderr]     Checking dap v0.3.1-alpha1
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking retread v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/dap_logger.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{self, Level, LevelFilter, Metadata, Record};
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate log;
[INFO] [stdout]   | ----------------- the item `log` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crossbeam::channel::Sender`
[INFO] [stdout]  --> src/dap_server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crossbeam::channel::Sender;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dap::responses::*`
[INFO] [stdout]   --> src/dap_server.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use dap::responses::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/dap_logger.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{self, Level, LevelFilter, Metadata, Record};
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate log;
[INFO] [stdout]   | ----------------- the item `log` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crossbeam::channel::Sender`
[INFO] [stdout]  --> src/dap_server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crossbeam::channel::Sender;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dap::responses::*`
[INFO] [stdout]   --> src/dap_server.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use dap::responses::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.62s
[INFO] running `Command { std: "docker" "inspect" "f7bd0878f6f9822145e18c0551d1b3d7049f6bcabbf9efb6c48492ffb46effdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7bd0878f6f9822145e18c0551d1b3d7049f6bcabbf9efb6c48492ffb46effdc", kill_on_drop: false }`
[INFO] [stdout] f7bd0878f6f9822145e18c0551d1b3d7049f6bcabbf9efb6c48492ffb46effdc