[INFO] cloning repository https://github.com/qyuzh/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qyuzh/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqyuzh%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqyuzh%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da3f282f49d556f644c2547c3a52a06801dc7c51
[INFO] checking qyuzh/rust-practice against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqyuzh%2Frust-practice" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/qyuzh/rust-practice
[INFO] finished tweaking git repo https://github.com/qyuzh/rust-practice
[INFO] tweaked toml for git repo https://github.com/qyuzh/rust-practice written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qyuzh/rust-practice on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qyuzh/rust-practice 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thrift v0.15.0
[INFO] [stderr]   Downloaded socket2 v0.5.4
[INFO] [stderr]   Downloaded anstyle-parse v0.2.2
[INFO] [stderr]   Downloaded ordered-float v1.1.1
[INFO] [stderr]   Downloaded anstream v0.6.4
[INFO] [stderr]   Downloaded concurrent-queue v2.3.0
[INFO] [stderr]   Downloaded rand_core v0.9.2
[INFO] [stderr]   Downloaded futures v0.3.29
[INFO] [stderr]   Downloaded openssl-sys v0.9.95
[INFO] [stderr]   Downloaded clap v4.4.6
[INFO] [stderr]   Downloaded opentelemetry-jaeger v0.16.0
[INFO] [stderr]   Downloaded clap_builder v4.4.6
[INFO] [stderr]   Downloaded nix v0.23.2
[INFO] [stderr]   Downloaded openssl v0.10.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 228ebd6b1a57c28b15eeffa89eef238d3f3b7e274718cdb29eebae2a6cc3abff
[INFO] running `Command { std: "docker" "start" "-a" "228ebd6b1a57c28b15eeffa89eef238d3f3b7e274718cdb29eebae2a6cc3abff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "228ebd6b1a57c28b15eeffa89eef238d3f3b7e274718cdb29eebae2a6cc3abff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "228ebd6b1a57c28b15eeffa89eef238d3f3b7e274718cdb29eebae2a6cc3abff", kill_on_drop: false }`
[INFO] [stdout] 228ebd6b1a57c28b15eeffa89eef238d3f3b7e274718cdb29eebae2a6cc3abff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df8394d31c5b24dccbf5eee7766bf94a3313302390708b6019932cc767b52dd5
[INFO] running `Command { std: "docker" "start" "-a" "df8394d31c5b24dccbf5eee7766bf94a3313302390708b6019932cc767b52dd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling openssl v0.10.59
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking integer-encoding v3.0.4
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling zerocopy v0.8.20
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking whoami v1.4.1
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]     Checking mtp v0.1.0 (/opt/rustwide/workdir/05_my-thread-pool)
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]    Compiling openssl-sys v0.9.95
[INFO] [stderr]    Compiling rust-lang-learning v0.1.0 (/opt/rustwide/workdir/03_rust-lang-learning)
[INFO] [stderr]     Checking monkey-in-rust v0.1.0 (/opt/rustwide/workdir/04_monkey-in-rust)
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]     Checking thrift v0.15.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] error[E0282]: type annotations needed for `Box<_>`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/time-0.3.30/src/format_description/parse/mod.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let items = format_items
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     Ok(items.into())
[INFO] [stdout]    |        ----- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `items` an explicit type, where the placeholders `_` are specified
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let items: Box<_> = format_items
[INFO] [stdout]    |              ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `time` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "df8394d31c5b24dccbf5eee7766bf94a3313302390708b6019932cc767b52dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df8394d31c5b24dccbf5eee7766bf94a3313302390708b6019932cc767b52dd5", kill_on_drop: false }`
[INFO] [stdout] df8394d31c5b24dccbf5eee7766bf94a3313302390708b6019932cc767b52dd5