[INFO] fetching crate tmq 0.4.0...
[INFO] checking tmq-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate tmq 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate tmq 0.4.0 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 tmq 0.4.0
[INFO] finished tweaking crates.io crate tmq 0.4.0
[INFO] tweaked toml for crates.io crate tmq 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate tmq 0.4.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.7.5
[INFO] [stderr]   Downloaded toml_edit v0.19.11
[INFO] [stderr]   Downloaded dircpy v0.3.14
[INFO] [stderr]   Downloaded itoa v1.0.7
[INFO] [stderr]   Downloaded ryu v1.0.13
[INFO] [stderr]   Downloaded serde_json v1.0.99
[INFO] [stderr]   Downloaded pretty_env_logger v0.5.0
[INFO] [stderr]   Downloaded target-lexicon v0.12.8
[INFO] [stderr]   Downloaded cfg-expr v0.15.3
[INFO] [stderr]   Downloaded zeromq-src v0.2.5+4.3.4
[INFO] [stderr]   Downloaded equivalent v1.0.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded serde_derive v1.0.164
[INFO] [stderr]   Downloaded serde v1.0.164
[INFO] [stderr]   Downloaded winnow v0.4.7
[INFO] [stderr]   Downloaded system-deps v6.1.1
[INFO] [stderr]   Downloaded jwalk v0.6.2
[INFO] [stderr]   Downloaded zmq v0.10.0
[INFO] [stderr]   Downloaded zmq-sys v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b399218cfe2f1d4d8726d555b257af84d503b4f83ab1df3d9aa4ddf5eccf8efe
[INFO] running `Command { std: "docker" "start" "-a" "b399218cfe2f1d4d8726d555b257af84d503b4f83ab1df3d9aa4ddf5eccf8efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b399218cfe2f1d4d8726d555b257af84d503b4f83ab1df3d9aa4ddf5eccf8efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b399218cfe2f1d4d8726d555b257af84d503b4f83ab1df3d9aa4ddf5eccf8efe", kill_on_drop: false }`
[INFO] [stdout] b399218cfe2f1d4d8726d555b257af84d503b4f83ab1df3d9aa4ddf5eccf8efe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 16bae65c4c14a1f55d2257d6ac3e30b4ca6930df7653a0f001f6d60e27af1ae5
[INFO] running `Command { std: "docker" "start" "-a" "16bae65c4c14a1f55d2257d6ac3e30b4ca6930df7653a0f001f6d60e27af1ae5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling equivalent v1.0.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling target-lexicon v0.12.8
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling winnow v0.4.7
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling rustix v0.38.2
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling cfg-expr v0.15.3
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]     Checking itoa v1.0.7
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling zmq v0.10.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking is-terminal v0.4.8
[INFO] [stderr]     Checking clap_builder v4.3.10
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking pretty_env_logger v0.5.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking clap v4.3.10
[INFO] [stderr]    Compiling jwalk v0.6.2
[INFO] [stderr]    Compiling dircpy v0.3.14
[INFO] [stderr]    Compiling zeromq-src v0.2.5+4.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling serde_spanned v0.6.3
[INFO] [stderr]    Compiling toml_edit v0.19.11
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]    Compiling toml v0.7.5
[INFO] [stderr]    Compiling system-deps v6.1.1
[INFO] [stderr]    Compiling zmq-sys v0.12.0
[INFO] [stderr]     Checking tmq v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/dealer.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/pair.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/publish.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/pull.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/dealer.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/push.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/request_reply.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/pair.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/publish.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/router.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/pull.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/subscribe.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/push.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/request_reply.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/router.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/socket_types/subscribe.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use zmq::{self, Context as ZmqContext};
[INFO] [stdout]   |           ^^^^ the item `zmq` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.11s
[INFO] running `Command { std: "docker" "inspect" "16bae65c4c14a1f55d2257d6ac3e30b4ca6930df7653a0f001f6d60e27af1ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16bae65c4c14a1f55d2257d6ac3e30b4ca6930df7653a0f001f6d60e27af1ae5", kill_on_drop: false }`
[INFO] [stdout] 16bae65c4c14a1f55d2257d6ac3e30b4ca6930df7653a0f001f6d60e27af1ae5