[INFO] fetching crate tuple-conv 1.0.1... [INFO] testing tuple-conv-1.0.1 against master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530 [INFO] extracting crate tuple-conv 1.0.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate tuple-conv 1.0.1 on toolchain 9e136a30a965bf4e63f03095c57df7257bf96fd6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 70 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.5.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0d23d5f5ddec9d55149d28cdf664d5b09c437fc27b0516a5a0e691c347789010 [INFO] running `Command { std: "docker" "start" "-a" "0d23d5f5ddec9d55149d28cdf664d5b09c437fc27b0516a5a0e691c347789010", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0d23d5f5ddec9d55149d28cdf664d5b09c437fc27b0516a5a0e691c347789010", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d23d5f5ddec9d55149d28cdf664d5b09c437fc27b0516a5a0e691c347789010", kill_on_drop: false }` [INFO] [stdout] 0d23d5f5ddec9d55149d28cdf664d5b09c437fc27b0516a5a0e691c347789010 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5dcfb2bd16315ed76c4ffda75910a5fe2e91b7341dddf893d0220ee975bd1881 [INFO] running `Command { std: "docker" "start" "-a" "5dcfb2bd16315ed76c4ffda75910a5fe2e91b7341dddf893d0220ee975bd1881", 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 0.28s [INFO] running `Command { std: "docker" "inspect" "5dcfb2bd16315ed76c4ffda75910a5fe2e91b7341dddf893d0220ee975bd1881", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dcfb2bd16315ed76c4ffda75910a5fe2e91b7341dddf893d0220ee975bd1881", kill_on_drop: false }` [INFO] [stdout] 5dcfb2bd16315ed76c4ffda75910a5fe2e91b7341dddf893d0220ee975bd1881 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93d3e058d223d1ab03b37c8f1ece4928d92d99e3f7a2e67bdefa5efe938d577b [INFO] running `Command { std: "docker" "start" "-a" "93d3e058d223d1ab03b37c8f1ece4928d92d99e3f7a2e67bdefa5efe938d577b", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling serde_json v1.0.133 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling csv-core v0.1.11 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling half v1.8.3 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling criterion-plot v0.4.5 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling csv v1.3.1 [INFO] [stderr] Compiling oorandom v11.1.4 [INFO] [stderr] Compiling regex v1.11.1 [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)]` 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 36.80s [INFO] running `Command { std: "docker" "inspect" "93d3e058d223d1ab03b37c8f1ece4928d92d99e3f7a2e67bdefa5efe938d577b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93d3e058d223d1ab03b37c8f1ece4928d92d99e3f7a2e67bdefa5efe938d577b", kill_on_drop: false }` [INFO] [stdout] 93d3e058d223d1ab03b37c8f1ece4928d92d99e3f7a2e67bdefa5efe938d577b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d6e9de55c8284b36aad12d6cdd198f2bf0e76b1d231f17efe71c6d25e4f6053e [INFO] running `Command { std: "docker" "start" "-a" "d6e9de55c8284b36aad12d6cdd198f2bf0e76b1d231f17efe71c6d25e4f6053e", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary allocation, use `&` instead [INFO] [stderr] --> src/lib.rs:338:22 [INFO] [stderr] | [INFO] [stderr] 338 | assert!(b == Box::new([1])); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_allocation)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary allocation, use `&` instead [INFO] [stderr] --> src/lib.rs:342:22 [INFO] [stderr] | [INFO] [stderr] 342 | assert!(b == Box::new([3, 2, 1])); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary allocation, use `&` instead [INFO] [stderr] --> src/lib.rs:346:22 [INFO] [stderr] | [INFO] [stderr] 346 | assert!(b == Box::new(long!(slice_reversed))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary allocation, use `&` instead [INFO] [stderr] --> src/lib.rs:353:22 [INFO] [stderr] | [INFO] [stderr] 353 | assert!(b == Box::new([1, 2, 3])); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `tuple-conv` (lib test) generated 4 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tuple_conv-1785c7f936a8fe1e) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::to_boxed_slice ... ok [INFO] [stdout] test tests::to_boxed_slice_reversed ... ok [INFO] [stdout] test tests::to_vec_reversed ... ok [INFO] [stderr] Doc-tests tuple_conv [INFO] [stdout] test tests::to_vec ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/lib.rs - (line 66) ... ok [INFO] [stdout] test src/lib.rs - (line 86) ... ok [INFO] [stdout] test src/lib.rs - (line 77) ... ok [INFO] [stdout] test src/lib.rs - (line 30) ... ok [INFO] [stdout] test src/lib.rs - (line 57) ... ok [INFO] [stdout] test src/lib.rs - (line 22) ... ok [INFO] [stdout] test src/lib.rs - (line 8) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d6e9de55c8284b36aad12d6cdd198f2bf0e76b1d231f17efe71c6d25e4f6053e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6e9de55c8284b36aad12d6cdd198f2bf0e76b1d231f17efe71c6d25e4f6053e", kill_on_drop: false }` [INFO] [stdout] d6e9de55c8284b36aad12d6cdd198f2bf0e76b1d231f17efe71c6d25e4f6053e