[INFO] fetching crate sloggers 2.1.2...
[INFO] checking sloggers-2.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate sloggers 2.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate sloggers 2.1.2 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 sloggers 2.1.2
[INFO] finished tweaking crates.io crate sloggers 2.1.2
[INFO] tweaked toml for crates.io crate sloggers 2.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate sloggers 2.1.2 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 windows-targets v0.48.3
[INFO] [stderr]   Downloaded slog-stdlog v4.1.1
[INFO] [stderr]   Downloaded clap v4.3.22
[INFO] [stderr]   Downloaded clap_builder v4.3.22
[INFO] [stderr]   Downloaded winnow v0.5.14
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.48.3
[INFO] [stderr]   Downloaded windows-acl v0.3.0
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.48.3
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.48.3
[INFO] [stderr]   Downloaded windows_i686_gnu v0.48.3
[INFO] [stderr]   Downloaded windows_i686_msvc v0.48.3
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.48.3
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.48.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 54dd9bedc8b919e5eb7e978359f68d6c3cb4b49312f8aea2d23896ddd1530e1c
[INFO] running `Command { std: "docker" "start" "-a" "54dd9bedc8b919e5eb7e978359f68d6c3cb4b49312f8aea2d23896ddd1530e1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54dd9bedc8b919e5eb7e978359f68d6c3cb4b49312f8aea2d23896ddd1530e1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54dd9bedc8b919e5eb7e978359f68d6c3cb4b49312f8aea2d23896ddd1530e1c", kill_on_drop: false }`
[INFO] [stdout] 54dd9bedc8b919e5eb7e978359f68d6c3cb4b49312f8aea2d23896ddd1530e1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c595904d1c7831562a60780be88601d701ad468087b0cb06e6aa3fa3c2f8fd07
[INFO] running `Command { std: "docker" "start" "-a" "c595904d1c7831562a60780be88601d701ad468087b0cb06e6aa3fa3c2f8fd07", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling slog-async v2.7.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking winnow v0.5.14
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking deranged v0.3.7
[INFO] [stderr]    Compiling time-macros v0.2.11
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking libflate_lz77 v1.2.0
[INFO] [stderr]     Checking slog-scope v4.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking slog-stdlog v4.1.1
[INFO] [stderr]     Checking libflate v1.4.0
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking time v0.3.25
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking slog-term v2.9.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking tempfile v3.7.1
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.22
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking rmp-serde v1.1.2
[INFO] [stderr]     Checking toml_edit v0.19.14
[INFO] [stderr]     Checking trackable v1.3.0
[INFO] [stderr]     Checking slog-kvfilter v0.7.0
[INFO] [stderr]     Checking sloggers v2.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `slog_term` is imported redundantly
[INFO] [stdout]   --> src/terminal.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | use slog_term::{self, CompactFormat, FullFormat, PlainDecorator, TermDecorator};
[INFO] [stdout]    |                 ^^^^ the item `slog_term` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap v4.3.22
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]     Checking serdeconv v0.4.1
[INFO] [stdout] warning: the item `Build` is imported redundantly
[INFO] [stdout]    --> src/file.rs:624:17
[INFO] [stdout]     |
[INFO] [stdout] 623 |     use super::*;
[INFO] [stdout]     |         -------- the item `Build` is already imported here
[INFO] [stdout] 624 |     use crate::{Build, ErrorKind};
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ErrorKind` is imported redundantly
[INFO] [stdout]    --> src/file.rs:624:24
[INFO] [stdout]     |
[INFO] [stdout] 623 |     use super::*;
[INFO] [stdout]     |         -------- the item `ErrorKind` is already imported here
[INFO] [stdout] 624 |     use crate::{Build, ErrorKind};
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fs` is imported redundantly
[INFO] [stdout]    --> src/file.rs:626:9
[INFO] [stdout]     |
[INFO] [stdout] 623 |     use super::*;
[INFO] [stdout]     |         -------- the item `fs` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 626 |     use std::fs;
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `thread` is imported redundantly
[INFO] [stdout]    --> src/file.rs:627:9
[INFO] [stdout]     |
[INFO] [stdout] 623 |     use super::*;
[INFO] [stdout]     |         -------- the item `thread` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 627 |     use std::thread;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Duration` is imported redundantly
[INFO] [stdout]    --> src/file.rs:628:9
[INFO] [stdout]     |
[INFO] [stdout] 623 |     use super::*;
[INFO] [stdout]     |         -------- the item `Duration` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 628 |     use std::time::Duration;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog_term` is imported redundantly
[INFO] [stdout]   --> src/terminal.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | use slog_term::{self, CompactFormat, FullFormat, PlainDecorator, TermDecorator};
[INFO] [stdout]    |                 ^^^^ the item `slog_term` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.86s
[INFO] running `Command { std: "docker" "inspect" "c595904d1c7831562a60780be88601d701ad468087b0cb06e6aa3fa3c2f8fd07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c595904d1c7831562a60780be88601d701ad468087b0cb06e6aa3fa3c2f8fd07", kill_on_drop: false }`
[INFO] [stdout] c595904d1c7831562a60780be88601d701ad468087b0cb06e6aa3fa3c2f8fd07