[INFO] fetching crate popol 3.0.0...
[INFO] checking popol-3.0.0 against master#8424f8e8cdf07010967a57584fd647b30e930d4d for pr-120095
[INFO] extracting crate popol 3.0.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate popol 3.0.0 on toolchain 8424f8e8cdf07010967a57584fd647b30e930d4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate popol 3.0.0
[INFO] finished tweaking crates.io crate popol 3.0.0
[INFO] tweaked toml for crates.io crate popol 3.0.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate popol 3.0.0 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" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb843e84970c9b6577580df8fdf60c67f32fab85d7f7707512fcecaec144ea02
[INFO] running `Command { std: "docker" "start" "-a" "cb843e84970c9b6577580df8fdf60c67f32fab85d7f7707512fcecaec144ea02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb843e84970c9b6577580df8fdf60c67f32fab85d7f7707512fcecaec144ea02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb843e84970c9b6577580df8fdf60c67f32fab85d7f7707512fcecaec144ea02", kill_on_drop: false }`
[INFO] [stdout] cb843e84970c9b6577580df8fdf60c67f32fab85d7f7707512fcecaec144ea02
[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" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2b18b85a09c3445d583e88018dba8e6326893ffad384ebb02cc703873c38742
[INFO] running `Command { std: "docker" "start" "-a" "e2b18b85a09c3445d583e88018dba8e6326893ffad384ebb02cc703873c38742", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking popol v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "e2b18b85a09c3445d583e88018dba8e6326893ffad384ebb02cc703873c38742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2b18b85a09c3445d583e88018dba8e6326893ffad384ebb02cc703873c38742", kill_on_drop: false }`
[INFO] [stdout] e2b18b85a09c3445d583e88018dba8e6326893ffad384ebb02cc703873c38742
[INFO] checking popol-3.0.0 against try#047472f299946caf090d1b5608ae4bd9f0416256+rustflags=-Ddereferencing_mut_binding for pr-120095
[INFO] extracting crate popol 3.0.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate popol 3.0.0 on toolchain 047472f299946caf090d1b5608ae4bd9f0416256
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate popol 3.0.0
[INFO] finished tweaking crates.io crate popol 3.0.0
[INFO] tweaked toml for crates.io crate popol 3.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate popol 3.0.0 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" "+047472f299946caf090d1b5608ae4bd9f0416256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9513755bdf70930c2d62eeff1f4e03f3b89b84870e956b4a0e859d2a867918c5
[INFO] running `Command { std: "docker" "start" "-a" "9513755bdf70930c2d62eeff1f4e03f3b89b84870e956b4a0e859d2a867918c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9513755bdf70930c2d62eeff1f4e03f3b89b84870e956b4a0e859d2a867918c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9513755bdf70930c2d62eeff1f4e03f3b89b84870e956b4a0e859d2a867918c5", kill_on_drop: false }`
[INFO] [stdout] 9513755bdf70930c2d62eeff1f4e03f3b89b84870e956b4a0e859d2a867918c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Ddereferencing_mut_binding" "-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" "+047472f299946caf090d1b5608ae4bd9f0416256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caf791653dc1b95fb43258845f5c7cb4110f0ef70a7868a9553c1b7fd14a0c91
[INFO] running `Command { std: "docker" "start" "-a" "caf791653dc1b95fb43258845f5c7cb4110f0ef70a7868a9553c1b7fd14a0c91", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking popol v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: dereferencing `mut` binding
[INFO] [stdout]    --> src/lib.rs:632:14
[INFO] [stdout]     |
[INFO] [stdout] 632 |         for (mut writer, mut reader, key, byte) in tests.iter_mut() {
[INFO] [stdout]     |              ^^^^^^^^^^ `mut` dereferences the type of this binding
[INFO] [stdout]     |
[INFO] [stdout] help: this will change in edition 2024
[INFO] [stdout]    --> src/lib.rs:632:14
[INFO] [stdout]     |
[INFO] [stdout] 632 |         for (mut writer, mut reader, key, byte) in tests.iter_mut() {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout]     = note: requested on the command line with `-D dereferencing-mut-binding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: dereferencing `mut` binding
[INFO] [stdout]    --> src/lib.rs:632:26
[INFO] [stdout]     |
[INFO] [stdout] 632 |         for (mut writer, mut reader, key, byte) in tests.iter_mut() {
[INFO] [stdout]     |                          ^^^^^^^^^^ `mut` dereferences the type of this binding
[INFO] [stdout]     |
[INFO] [stdout] help: this will change in edition 2024
[INFO] [stdout]    --> src/lib.rs:632:26
[INFO] [stdout]     |
[INFO] [stdout] 632 |         for (mut writer, mut reader, key, byte) in tests.iter_mut() {
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `popol` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "caf791653dc1b95fb43258845f5c7cb4110f0ef70a7868a9553c1b7fd14a0c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf791653dc1b95fb43258845f5c7cb4110f0ef70a7868a9553c1b7fd14a0c91", kill_on_drop: false }`
[INFO] [stdout] caf791653dc1b95fb43258845f5c7cb4110f0ef70a7868a9553c1b7fd14a0c91