[INFO] fetching crate cargo_marker 0.4.3...
[INFO] checking cargo_marker-0.4.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate cargo_marker 0.4.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate cargo_marker 0.4.3 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo_marker 0.4.3
[INFO] finished tweaking crates.io crate cargo_marker 0.4.3
[INFO] tweaked toml for crates.io crate cargo_marker 0.4.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate cargo_marker 0.4.3 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sharded-slab v0.1.6
[INFO] [stderr]   Downloaded tracing-error v0.2.0
[INFO] [stderr]   Downloaded indexmap v2.0.1
[INFO] [stderr]   Downloaded smawk v0.3.2
[INFO] [stderr]   Downloaded yansi v1.0.0-rc.1
[INFO] [stderr]   Downloaded toml v0.8.1
[INFO] [stderr]   Downloaded toml_edit v0.20.1
[INFO] [stderr]   Downloaded clap v4.3.24
[INFO] [stderr]   Downloaded rustix v0.38.14
[INFO] [stderr]   Downloaded cargo_metadata v0.18.0
[INFO] [stderr]   Downloaded clap_builder v4.3.24
[INFO] [stderr]   Downloaded expect-test v1.4.1
[INFO] [stderr]   Downloaded supports-color v2.1.0
[INFO] [stderr]   Downloaded marker_error v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b461f5d761c81f3ed7473f4df204316d4123016cb93363f6fae6375e7d36b47
[INFO] running `Command { std: "docker" "start" "-a" "4b461f5d761c81f3ed7473f4df204316d4123016cb93363f6fae6375e7d36b47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b461f5d761c81f3ed7473f4df204316d4123016cb93363f6fae6375e7d36b47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b461f5d761c81f3ed7473f4df204316d4123016cb93363f6fae6375e7d36b47", kill_on_drop: false }`
[INFO] [stdout] 4b461f5d761c81f3ed7473f4df204316d4123016cb93363f6fae6375e7d36b47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5ff8d899fa2965f5d7d6fdaa7a90533e2d31b4f6074dfe566965e402b52728d
[INFO] running `Command { std: "docker" "start" "-a" "a5ff8d899fa2965f5d7d6fdaa7a90533e2d31b4f6074dfe566965e402b52728d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling rustix v0.38.14
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking sharded-slab v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking indexmap v2.0.1
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking supports-unicode v2.0.0
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking supports-color v2.1.0
[INFO] [stderr]     Checking clap_builder v4.3.24
[INFO] [stderr]     Checking yansi v1.0.0-rc.1
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]     Checking shlex v1.2.0
[INFO] [stderr]     Checking expect-test v1.4.1
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking thiserror v1.0.49
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking clap v4.3.24
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking serde v1.0.188
[INFO] [stderr]     Checking marker_error v0.4.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking cargo-platform v0.1.3
[INFO] [stderr]     Checking semver v1.0.19
[INFO] [stderr]     Checking camino v1.1.6
[INFO] [stderr]     Checking toml_edit v0.20.1
[INFO] [stderr]     Checking cargo_metadata v0.18.0
[INFO] [stderr]     Checking toml v0.8.1
[INFO] [stderr]     Checking cargo_marker v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/backend/driver.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::error::prelude::*;
[INFO] [stdout]   |     ------------------------ the item `Result` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | use crate::{utils::is_local_driver, Result};
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/backend/toolchain.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::error::prelude::*;
[INFO] [stdout]   |     ------------------------ the item `Result` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use crate::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/backend/driver.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::error::prelude::*;
[INFO] [stdout]   |     ------------------------ the item `Result` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | use crate::{utils::is_local_driver, Result};
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/backend/toolchain.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::error::prelude::*;
[INFO] [stdout]   |     ------------------------ the item `Result` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use crate::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.66s
[INFO] running `Command { std: "docker" "inspect" "a5ff8d899fa2965f5d7d6fdaa7a90533e2d31b4f6074dfe566965e402b52728d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ff8d899fa2965f5d7d6fdaa7a90533e2d31b4f6074dfe566965e402b52728d", kill_on_drop: false }`
[INFO] [stdout] a5ff8d899fa2965f5d7d6fdaa7a90533e2d31b4f6074dfe566965e402b52728d