[INFO] fetching crate chobitlibs 0.8.0...
[INFO] checking chobitlibs-0.8.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate chobitlibs 0.8.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate chobitlibs 0.8.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chobitlibs 0.8.0
[INFO] finished tweaking crates.io crate chobitlibs 0.8.0
[INFO] tweaked toml for crates.io crate chobitlibs 0.8.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate chobitlibs 0.8.0 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.158
[INFO] [stderr]   Downloaded serde v1.0.158
[INFO] [stderr]   Downloaded syn v2.0.10
[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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d07e5cdc1d5eddbf0e082764381681072fbc7fc5e183e8b062178bad83b71d84
[INFO] running `Command { std: "docker" "start" "-a" "d07e5cdc1d5eddbf0e082764381681072fbc7fc5e183e8b062178bad83b71d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d07e5cdc1d5eddbf0e082764381681072fbc7fc5e183e8b062178bad83b71d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d07e5cdc1d5eddbf0e082764381681072fbc7fc5e183e8b062178bad83b71d84", kill_on_drop: false }`
[INFO] [stdout] d07e5cdc1d5eddbf0e082764381681072fbc7fc5e183e8b062178bad83b71d84
[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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 450d5bf78d851e2b2c854e12346b3ce5187997306427d8523ce6896b9fa886ae
[INFO] running `Command { std: "docker" "start" "-a" "450d5bf78d851e2b2c854e12346b3ce5187997306427d8523ce6896b9fa886ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]     Checking ciborium-io v0.2.0
[INFO] [stderr]     Checking os_str_bytes v6.5.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.7
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking chobitlibs v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ciborium-ll v0.2.0
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> src/chobit_map.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 | use core::{fmt, iter::Iterator, slice::Iter as SIter};
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Iterator` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.54/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]    --> src/chobit_ai.rs:525:5
[INFO] [stdout]     |
[INFO] [stdout] 525 |     default::Default,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:38:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]    --> src/chobit_ai.rs:540:5
[INFO] [stdout]     |
[INFO] [stdout] 540 |     iter::Iterator
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:38:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `Iterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]   --> src/chobit_complex.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     default::Default,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]    --> src/chobit_playbook.rs:166:28
[INFO] [stdout]     |
[INFO] [stdout] 166 | use core::{slice::IterMut, iter::Iterator, ops::Deref};
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:38:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `Iterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking clap v3.2.23
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "450d5bf78d851e2b2c854e12346b3ce5187997306427d8523ce6896b9fa886ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450d5bf78d851e2b2c854e12346b3ce5187997306427d8523ce6896b9fa886ae", kill_on_drop: false }`
[INFO] [stdout] 450d5bf78d851e2b2c854e12346b3ce5187997306427d8523ce6896b9fa886ae
