[INFO] fetching crate delog 0.1.7...
[INFO] checking delog-0.1.7 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate delog 0.1.7 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate delog 0.1.7 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 delog 0.1.7
[INFO] finished tweaking crates.io crate delog 0.1.7
[INFO] tweaked toml for crates.io crate delog 0.1.7 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate delog 0.1.7 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]  Downloading crates ...
[INFO] [stderr]   Downloaded similar v1.3.0
[INFO] [stderr]   Downloaded syn v1.0.69
[INFO] [stderr]   Downloaded serde_yaml v0.8.17
[INFO] [stderr]   Downloaded insta v1.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 621c457e51bb0491e196289c3443245dc0679af7a2cc07da2a88728035ae6ca8
[INFO] running `Command { std: "docker" "start" "-a" "621c457e51bb0491e196289c3443245dc0679af7a2cc07da2a88728035ae6ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "621c457e51bb0491e196289c3443245dc0679af7a2cc07da2a88728035ae6ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "621c457e51bb0491e196289c3443245dc0679af7a2cc07da2a88728035ae6ca8", kill_on_drop: false }`
[INFO] [stdout] 621c457e51bb0491e196289c3443245dc0679af7a2cc07da2a88728035ae6ca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 23e4e4d5b1f11138ebb80ffab8e4313ed8f685e0435f274579af748615812651
[INFO] running `Command { std: "docker" "start" "-a" "23e4e4d5b1f11138ebb80ffab8e4313ed8f685e0435f274579af748615812651", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling delog v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking similar v1.3.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]    --> src/lib.rs:144:14
[INFO] [stdout]     |
[INFO] [stdout] 144 |     unsafe { &mut LOGGER }
[INFO] [stdout]     |              ^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: this will be a hard error in the 2024 edition
[INFO] [stdout]     = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 144 |     unsafe { addr_of_mut!(LOGGER) }
[INFO] [stdout]     |              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking insta v1.7.1
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]    --> src/lib.rs:144:14
[INFO] [stdout]     |
[INFO] [stdout] 144 |     unsafe { &mut LOGGER }
[INFO] [stdout]     |              ^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: this will be a hard error in the 2024 edition
[INFO] [stdout]     = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 144 |     unsafe { addr_of_mut!(LOGGER) }
[INFO] [stdout]     |              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "23e4e4d5b1f11138ebb80ffab8e4313ed8f685e0435f274579af748615812651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23e4e4d5b1f11138ebb80ffab8e4313ed8f685e0435f274579af748615812651", kill_on_drop: false }`
[INFO] [stdout] 23e4e4d5b1f11138ebb80ffab8e4313ed8f685e0435f274579af748615812651