[INFO] fetching crate oofs 0.2.3... [INFO] checking oofs-0.2.3 against master#8424f8e8cdf07010967a57584fd647b30e930d4d for pr-120095 [INFO] extracting crate oofs 0.2.3 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate oofs 0.2.3 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 oofs 0.2.3 [INFO] finished tweaking crates.io crate oofs 0.2.3 [INFO] tweaked toml for crates.io crate oofs 0.2.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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 oofs_derive v0.2.3 [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] c28071e3debb0b1c75406e45dabdc556da0e5b7e533a1f070e8e540432ae5e86 [INFO] running `Command { std: "docker" "start" "-a" "c28071e3debb0b1c75406e45dabdc556da0e5b7e533a1f070e8e540432ae5e86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c28071e3debb0b1c75406e45dabdc556da0e5b7e533a1f070e8e540432ae5e86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c28071e3debb0b1c75406e45dabdc556da0e5b7e533a1f070e8e540432ae5e86", kill_on_drop: false }` [INFO] [stdout] c28071e3debb0b1c75406e45dabdc556da0e5b7e533a1f070e8e540432ae5e86 [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] 3032db35ca969b6f00fc17c9517bf23655bb89fbbadd9a4b77eec76dd1a560c2 [INFO] running `Command { std: "docker" "start" "-a" "3032db35ca969b6f00fc17c9517bf23655bb89fbbadd9a4b77eec76dd1a560c2", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling oofs_derive v0.2.3 [INFO] [stderr] Checking oofs v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `is_custom` and `is_generated` are never used [INFO] [stdout] --> src/context.rs:37:19 [INFO] [stdout] | [INFO] [stdout] 32 | impl Context { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 37 | pub(crate) fn is_custom(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub(crate) fn is_generated(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_custom` and `is_generated` are never used [INFO] [stdout] --> src/context.rs:37:19 [INFO] [stdout] | [INFO] [stdout] 32 | impl Context { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 37 | pub(crate) fn is_custom(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub(crate) fn is_generated(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/var_check.rs:105:24 [INFO] [stdout] | [INFO] [stdout] 105 | pub struct NoDebug(String); [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 105 | pub struct NoDebug(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> tests/basic.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 50 | impl MyStruct { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 51 | fn new() -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.50s [INFO] running `Command { std: "docker" "inspect" "3032db35ca969b6f00fc17c9517bf23655bb89fbbadd9a4b77eec76dd1a560c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3032db35ca969b6f00fc17c9517bf23655bb89fbbadd9a4b77eec76dd1a560c2", kill_on_drop: false }` [INFO] [stdout] 3032db35ca969b6f00fc17c9517bf23655bb89fbbadd9a4b77eec76dd1a560c2 [INFO] checking oofs-0.2.3 against try#047472f299946caf090d1b5608ae4bd9f0416256+rustflags=-Ddereferencing_mut_binding for pr-120095 [INFO] extracting crate oofs 0.2.3 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate oofs 0.2.3 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 oofs 0.2.3 [INFO] finished tweaking crates.io crate oofs 0.2.3 [INFO] tweaked toml for crates.io crate oofs 0.2.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [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] [stderr] Blocking waiting for file lock on package cache [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] d3111bb46fec1d437276c193ea65ed17f3d96cecb97cfa0ae7cd6965b6b07566 [INFO] running `Command { std: "docker" "start" "-a" "d3111bb46fec1d437276c193ea65ed17f3d96cecb97cfa0ae7cd6965b6b07566", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3111bb46fec1d437276c193ea65ed17f3d96cecb97cfa0ae7cd6965b6b07566", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3111bb46fec1d437276c193ea65ed17f3d96cecb97cfa0ae7cd6965b6b07566", kill_on_drop: false }` [INFO] [stdout] d3111bb46fec1d437276c193ea65ed17f3d96cecb97cfa0ae7cd6965b6b07566 [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] edf99153d34f8ab8d1711a5d33d442e0e0553cc90181d9d7b788fd2b87d3db63 [INFO] running `Command { std: "docker" "start" "-a" "edf99153d34f8ab8d1711a5d33d442e0e0553cc90181d9d7b788fd2b87d3db63", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling oofs_derive v0.2.3 [INFO] [stderr] Checking oofs v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] error: dereferencing `mut` binding [INFO] [stdout] --> src/chain.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 51 | Linked { mut next } => { [INFO] [stdout] | ^^^^^^^^ `mut` dereferences the type of this binding [INFO] [stdout] | [INFO] [stdout] help: this will change in edition 2024 [INFO] [stdout] --> src/chain.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 51 | Linked { mut next } => { [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/chain.rs:70:22 [INFO] [stdout] | [INFO] [stdout] 70 | Linked { mut next } => { [INFO] [stdout] | ^^^^^^^^ `mut` dereferences the type of this binding [INFO] [stdout] | [INFO] [stdout] help: this will change in edition 2024 [INFO] [stdout] --> src/chain.rs:70:22 [INFO] [stdout] | [INFO] [stdout] 70 | Linked { mut next } => { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: dereferencing `mut` binding [INFO] [stdout] --> src/chain.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 51 | Linked { mut next } => { [INFO] [stdout] | ^^^^^^^^ `mut` dereferences the type of this binding [INFO] [stdout] | [INFO] [stdout] help: this will change in edition 2024 [INFO] [stdout] --> src/chain.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 51 | Linked { mut next } => { [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/chain.rs:70:22 [INFO] [stdout] | [INFO] [stdout] 70 | Linked { mut next } => { [INFO] [stdout] | ^^^^^^^^ `mut` dereferences the type of this binding [INFO] [stdout] | [INFO] [stdout] help: this will change in edition 2024 [INFO] [stdout] --> src/chain.rs:70:22 [INFO] [stdout] | [INFO] [stdout] 70 | Linked { mut next } => { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_custom` and `is_generated` are never used [INFO] [stdout] --> src/context.rs:37:19 [INFO] [stdout] | [INFO] [stdout] 32 | impl Context { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 37 | pub(crate) fn is_custom(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub(crate) fn is_generated(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_custom` and `is_generated` are never used [INFO] [stdout] --> src/context.rs:37:19 [INFO] [stdout] | [INFO] [stdout] 32 | impl Context { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 37 | pub(crate) fn is_custom(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub(crate) fn is_generated(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/var_check.rs:105:24 [INFO] [stdout] | [INFO] [stdout] 105 | pub struct NoDebug(String); [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 105 | pub struct NoDebug(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `oofs` (lib) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `oofs` (lib test) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "edf99153d34f8ab8d1711a5d33d442e0e0553cc90181d9d7b788fd2b87d3db63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "edf99153d34f8ab8d1711a5d33d442e0e0553cc90181d9d7b788fd2b87d3db63", kill_on_drop: false }` [INFO] [stdout] edf99153d34f8ab8d1711a5d33d442e0e0553cc90181d9d7b788fd2b87d3db63