[INFO] fetching crate build-utils 0.1.0... [INFO] checking build-utils-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate build-utils 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate build-utils 0.1.0 [INFO] finished tweaking crates.io crate build-utils 0.1.0 [INFO] tweaked toml for crates.io crate build-utils 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate build-utils 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.13.1 (available: v0.22.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce640fecb172b92b0ff1a66404e1b38ff86777c7b89a2997f219af77057fe098 [INFO] running `Command { std: "docker" "start" "-a" "ce640fecb172b92b0ff1a66404e1b38ff86777c7b89a2997f219af77057fe098", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce640fecb172b92b0ff1a66404e1b38ff86777c7b89a2997f219af77057fe098", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce640fecb172b92b0ff1a66404e1b38ff86777c7b89a2997f219af77057fe098", kill_on_drop: false }` [INFO] [stdout] ce640fecb172b92b0ff1a66404e1b38ff86777c7b89a2997f219af77057fe098 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 20f9cf573251770dd5b2e1979fc31babac321e1f91f1a1f1250f950a27c69b7e [INFO] running `Command { std: "docker" "start" "-a" "20f9cf573251770dd5b2e1979fc31babac321e1f91f1a1f1250f950a27c69b7e", kill_on_drop: false }` [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking build-utils v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::util::create_temporary_path` [INFO] [stdout] --> src/build/meson.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | use crate::util::create_temporary_path; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_persistent` is never used [INFO] [stdout] --> src/util.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 84 | impl TemporaryPath { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 85 | pub fn from_persistent(path: PathBuf) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/util.rs:96:37 [INFO] [stdout] | [INFO] [stdout] 96 | let mut_released = unsafe { &mut *(&self.inner.released as *const bool as *mut bool) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[deny(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_persistent` is never used [INFO] [stdout] --> src/util.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 84 | impl TemporaryPath { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 85 | pub fn from_persistent(path: PathBuf) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/util.rs:96:37 [INFO] [stdout] | [INFO] [stdout] 96 | let mut_released = unsafe { &mut *(&self.inner.released as *const bool as *mut bool) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[deny(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `build-utils` (lib) due to 1 previous error; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `build-utils` (lib test) due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "20f9cf573251770dd5b2e1979fc31babac321e1f91f1a1f1250f950a27c69b7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20f9cf573251770dd5b2e1979fc31babac321e1f91f1a1f1250f950a27c69b7e", kill_on_drop: false }` [INFO] [stdout] 20f9cf573251770dd5b2e1979fc31babac321e1f91f1a1f1250f950a27c69b7e