[INFO] fetching crate tanmatsu 0.6.4...
[INFO] checking tanmatsu-0.6.4 against master#8424f8e8cdf07010967a57584fd647b30e930d4d for pr-120095
[INFO] extracting crate tanmatsu 0.6.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate tanmatsu 0.6.4 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] started tweaking crates.io crate tanmatsu 0.6.4
[INFO] finished tweaking crates.io crate tanmatsu 0.6.4
[INFO] tweaked toml for crates.io crate tanmatsu 0.6.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate tanmatsu 0.6.4 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook v0.3.9
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 093ad4062f491b5a343aa64d37710713ee75bdee1cf8f2b747d9c0850cfa8ec9
[INFO] running `Command { std: "docker" "start" "-a" "093ad4062f491b5a343aa64d37710713ee75bdee1cf8f2b747d9c0850cfa8ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "093ad4062f491b5a343aa64d37710713ee75bdee1cf8f2b747d9c0850cfa8ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "093ad4062f491b5a343aa64d37710713ee75bdee1cf8f2b747d9c0850cfa8ec9", kill_on_drop: false }`
[INFO] [stdout] 093ad4062f491b5a343aa64d37710713ee75bdee1cf8f2b747d9c0850cfa8ec9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d4931d0dd4ffb8fd406fc7c20490540d968b293f535cb578ae9476dc77800509
[INFO] running `Command { std: "docker" "start" "-a" "d4931d0dd4ffb8fd406fc7c20490540d968b293f535cb578ae9476dc77800509", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking crossterm v0.20.0
[INFO] [stderr]     Checking tanmatsu v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "d4931d0dd4ffb8fd406fc7c20490540d968b293f535cb578ae9476dc77800509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4931d0dd4ffb8fd406fc7c20490540d968b293f535cb578ae9476dc77800509", kill_on_drop: false }`
[INFO] [stdout] d4931d0dd4ffb8fd406fc7c20490540d968b293f535cb578ae9476dc77800509
[INFO] checking tanmatsu-0.6.4 against try#047472f299946caf090d1b5608ae4bd9f0416256+rustflags=-Ddereferencing_mut_binding for pr-120095
[INFO] extracting crate tanmatsu 0.6.4 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate tanmatsu 0.6.4 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] started tweaking crates.io crate tanmatsu 0.6.4
[INFO] finished tweaking crates.io crate tanmatsu 0.6.4
[INFO] tweaked toml for crates.io crate tanmatsu 0.6.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate tanmatsu 0.6.4 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9cf713bcad944fb14d8793788eca14f46d029aa47115fcbb24b2cc5350845193
[INFO] running `Command { std: "docker" "start" "-a" "9cf713bcad944fb14d8793788eca14f46d029aa47115fcbb24b2cc5350845193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cf713bcad944fb14d8793788eca14f46d029aa47115fcbb24b2cc5350845193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf713bcad944fb14d8793788eca14f46d029aa47115fcbb24b2cc5350845193", kill_on_drop: false }`
[INFO] [stdout] 9cf713bcad944fb14d8793788eca14f46d029aa47115fcbb24b2cc5350845193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 30b51b971cb3a0413e6a926e4e4d351b963d1cb71004509b8cf63902e2476c53
[INFO] running `Command { std: "docker" "start" "-a" "30b51b971cb3a0413e6a926e4e4d351b963d1cb71004509b8cf63902e2476c53", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking crossterm v0.20.0
[INFO] [stderr]     Checking tanmatsu v0.6.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: dereferencing `mut` binding
[INFO] [stdout]   --> src/util.rs:83:18
[INFO] [stdout]    |
[INFO] [stdout] 83 |             Byte(mut byte) => {
[INFO] [stdout]    |                  ^^^^^^^^ `mut` dereferences the type of this binding
[INFO] [stdout]    |
[INFO] [stdout] help: this will change in edition 2024
[INFO] [stdout]   --> src/util.rs:83:18
[INFO] [stdout]    |
[INFO] [stdout] 83 |             Byte(mut byte) => {
[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/util.rs:83:18
[INFO] [stdout]    |
[INFO] [stdout] 83 |             Byte(mut byte) => {
[INFO] [stdout]    |                  ^^^^^^^^ `mut` dereferences the type of this binding
[INFO] [stdout]    |
[INFO] [stdout] help: this will change in edition 2024
[INFO] [stdout]   --> src/util.rs:83:18
[INFO] [stdout]    |
[INFO] [stdout] 83 |             Byte(mut byte) => {
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    = note: requested on the command line with `-D dereferencing-mut-binding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tanmatsu` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tanmatsu` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "30b51b971cb3a0413e6a926e4e4d351b963d1cb71004509b8cf63902e2476c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b51b971cb3a0413e6a926e4e4d351b963d1cb71004509b8cf63902e2476c53", kill_on_drop: false }`
[INFO] [stdout] 30b51b971cb3a0413e6a926e4e4d351b963d1cb71004509b8cf63902e2476c53