[INFO] fetching crate tuple-conv 1.0.1... [INFO] building tuple-conv-1.0.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] extracting crate tuple-conv 1.0.1 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate tuple-conv 1.0.1 [INFO] finished tweaking crates.io crate tuple-conv 1.0.1 [INFO] tweaked toml for crates.io crate tuple-conv 1.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tuple-conv 1.0.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 64 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14106f7438a667d07e7838a29697ee8e17045ad5ea02d3ffdda8e3f3e4b54a3e [INFO] running `Command { std: "docker" "start" "-a" "14106f7438a667d07e7838a29697ee8e17045ad5ea02d3ffdda8e3f3e4b54a3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14106f7438a667d07e7838a29697ee8e17045ad5ea02d3ffdda8e3f3e4b54a3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14106f7438a667d07e7838a29697ee8e17045ad5ea02d3ffdda8e3f3e4b54a3e", kill_on_drop: false }` [INFO] [stdout] 14106f7438a667d07e7838a29697ee8e17045ad5ea02d3ffdda8e3f3e4b54a3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6dc318527a9dad4ff8f6eec6ee3707b63db0fd36990131e76ee51b6adadc3f67 [INFO] running `Command { std: "docker" "start" "-a" "6dc318527a9dad4ff8f6eec6ee3707b63db0fd36990131e76ee51b6adadc3f67", kill_on_drop: false }` [INFO] [stderr] Compiling tuple-conv v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "6dc318527a9dad4ff8f6eec6ee3707b63db0fd36990131e76ee51b6adadc3f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dc318527a9dad4ff8f6eec6ee3707b63db0fd36990131e76ee51b6adadc3f67", kill_on_drop: false }` [INFO] [stdout] 6dc318527a9dad4ff8f6eec6ee3707b63db0fd36990131e76ee51b6adadc3f67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1b65a93740388c6abb02b8ca32d23500cb8dc0cea6ffe846b0ec2b6669b6e22d [INFO] running `Command { std: "docker" "start" "-a" "1b65a93740388c6abb02b8ca32d23500cb8dc0cea6ffe846b0ec2b6669b6e22d", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling csv-core v0.1.12 [INFO] [stderr] Compiling half v1.8.3 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling csv v1.3.1 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling criterion-plot v0.4.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling tuple-conv v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary allocation, use `&` instead [INFO] [stdout] --> src/lib.rs:338:22 [INFO] [stdout] | [INFO] [stdout] 338 | assert!(b == Box::new([1])); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_allocation)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary allocation, use `&` instead [INFO] [stdout] --> src/lib.rs:342:22 [INFO] [stdout] | [INFO] [stdout] 342 | assert!(b == Box::new([3, 2, 1])); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary allocation, use `&` instead [INFO] [stdout] --> src/lib.rs:346:22 [INFO] [stdout] | [INFO] [stdout] 346 | assert!(b == Box::new(long!(slice_reversed))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary allocation, use `&` instead [INFO] [stdout] --> src/lib.rs:353:22 [INFO] [stdout] | [INFO] [stdout] 353 | assert!(b == Box::new([1, 2, 3])); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 21.66s [INFO] running `Command { std: "docker" "inspect" "1b65a93740388c6abb02b8ca32d23500cb8dc0cea6ffe846b0ec2b6669b6e22d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b65a93740388c6abb02b8ca32d23500cb8dc0cea6ffe846b0ec2b6669b6e22d", kill_on_drop: false }` [INFO] [stdout] 1b65a93740388c6abb02b8ca32d23500cb8dc0cea6ffe846b0ec2b6669b6e22d