[INFO] fetching crate zehn 0.1.1... [INFO] building zehn-0.1.1 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate zehn 0.1.1 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate zehn 0.1.1 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate zehn 0.1.1 [INFO] finished tweaking crates.io crate zehn 0.1.1 [INFO] tweaked toml for crates.io crate zehn 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 3 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6066e1c72f00c60bef69139761f4a82085167d1adf4e5ef9d00138eae41fb82f [INFO] running `Command { std: "docker" "start" "-a" "6066e1c72f00c60bef69139761f4a82085167d1adf4e5ef9d00138eae41fb82f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6066e1c72f00c60bef69139761f4a82085167d1adf4e5ef9d00138eae41fb82f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6066e1c72f00c60bef69139761f4a82085167d1adf4e5ef9d00138eae41fb82f", kill_on_drop: false }` [INFO] [stdout] 6066e1c72f00c60bef69139761f4a82085167d1adf4e5ef9d00138eae41fb82f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 096e8466ed5af83ab941e0b9dbabe7ed8c960bba2a4e842fe141e7769770a21d [INFO] running `Command { std: "docker" "start" "-a" "096e8466ed5af83ab941e0b9dbabe7ed8c960bba2a4e842fe141e7769770a21d", kill_on_drop: false }` [INFO] [stderr] Compiling hashbrown v0.15.2 [INFO] [stderr] Compiling indexmap v2.7.0 [INFO] [stderr] Compiling zehn v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/io.rs:200:17 [INFO] [stdout] | [INFO] [stdout] 200 | let name = &body.read_cstr()?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `align` is never used [INFO] [stdout] --> src/util.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub trait SeekExt { [INFO] [stdout] | ------- method in this trait [INFO] [stdout] 23 | fn align(&mut self, align: u64) -> Result<()>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "096e8466ed5af83ab941e0b9dbabe7ed8c960bba2a4e842fe141e7769770a21d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "096e8466ed5af83ab941e0b9dbabe7ed8c960bba2a4e842fe141e7769770a21d", kill_on_drop: false }` [INFO] [stdout] 096e8466ed5af83ab941e0b9dbabe7ed8c960bba2a4e842fe141e7769770a21d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21b7cc1ebf03f48f1a4c7a5f39c931c955e0ce123bfdb800c7071d157dec0468 [INFO] running `Command { std: "docker" "start" "-a" "21b7cc1ebf03f48f1a4c7a5f39c931c955e0ce123bfdb800c7071d157dec0468", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/io.rs:200:17 [INFO] [stdout] | [INFO] [stdout] 200 | let name = &body.read_cstr()?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `align` is never used [INFO] [stdout] --> src/util.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub trait SeekExt { [INFO] [stdout] | ------- method in this trait [INFO] [stdout] 23 | fn align(&mut self, align: u64) -> Result<()>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling zehn v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/io.rs:200:17 [INFO] [stdout] | [INFO] [stdout] 200 | let name = &body.read_cstr()?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `align` is never used [INFO] [stdout] --> src/util.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub trait SeekExt { [INFO] [stdout] | ------- method in this trait [INFO] [stdout] 23 | fn align(&mut self, align: u64) -> Result<()>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s [INFO] running `Command { std: "docker" "inspect" "21b7cc1ebf03f48f1a4c7a5f39c931c955e0ce123bfdb800c7071d157dec0468", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21b7cc1ebf03f48f1a4c7a5f39c931c955e0ce123bfdb800c7071d157dec0468", kill_on_drop: false }` [INFO] [stdout] 21b7cc1ebf03f48f1a4c7a5f39c931c955e0ce123bfdb800c7071d157dec0468