[INFO] fetching crate flat-tree 5.0.0... [INFO] building flat-tree-5.0.0 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3 [INFO] extracting crate flat-tree 5.0.0 into /workspace/builds/worker-59/source [INFO] validating manifest of crates.io crate flat-tree 5.0.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate flat-tree 5.0.0 [INFO] finished tweaking crates.io crate flat-tree 5.0.0 [INFO] tweaked toml for crates.io crate flat-tree 5.0.0 written to /workspace/builds/worker-59/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 114885c8711a6db71c2199c070961809d7ac825d3f72f9ac420344d31c7149ac [INFO] running `Command { std: "docker" "start" "-a" "114885c8711a6db71c2199c070961809d7ac825d3f72f9ac420344d31c7149ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "114885c8711a6db71c2199c070961809d7ac825d3f72f9ac420344d31c7149ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "114885c8711a6db71c2199c070961809d7ac825d3f72f9ac420344d31c7149ac", kill_on_drop: false }` [INFO] [stdout] 114885c8711a6db71c2199c070961809d7ac825d3f72f9ac420344d31c7149ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58ce399e927ce6c53e5004b7dc6141ba05688aa8abdd35280106bdcdf744181a [INFO] running `Command { std: "docker" "start" "-a" "58ce399e927ce6c53e5004b7dc6141ba05688aa8abdd35280106bdcdf744181a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling flat-tree v5.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/iterator.rs:262:5 [INFO] [stdout] | [INFO] [stdout] 262 | ((1 << 30) * (1 << (n - 30))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:287:5 [INFO] [stdout] | [INFO] [stdout] 287 | / format!( [INFO] [stdout] 288 | | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | | i [INFO] [stdout] 290 | | ) [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 287 ~ [INFO] [stdout] 288 | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | i [INFO] [stdout] 290 ~ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "58ce399e927ce6c53e5004b7dc6141ba05688aa8abdd35280106bdcdf744181a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58ce399e927ce6c53e5004b7dc6141ba05688aa8abdd35280106bdcdf744181a", kill_on_drop: false }` [INFO] [stdout] 58ce399e927ce6c53e5004b7dc6141ba05688aa8abdd35280106bdcdf744181a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 644bf62fc5da17394c97ed772173685af975de37c23b25192c1372b31ccaa847 [INFO] running `Command { std: "docker" "start" "-a" "644bf62fc5da17394c97ed772173685af975de37c23b25192c1372b31ccaa847", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/iterator.rs:262:5 [INFO] [stdout] | [INFO] [stdout] 262 | ((1 << 30) * (1 << (n - 30))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:287:5 [INFO] [stdout] | [INFO] [stdout] 287 | / format!( [INFO] [stdout] 288 | | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | | i [INFO] [stdout] 290 | | ) [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 287 ~ [INFO] [stdout] 288 | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | i [INFO] [stdout] 290 ~ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling flat-tree v5.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/iterator.rs:262:5 [INFO] [stdout] | [INFO] [stdout] 262 | ((1 << 30) * (1 << (n - 30))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:287:5 [INFO] [stdout] | [INFO] [stdout] 287 | / format!( [INFO] [stdout] 288 | | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | | i [INFO] [stdout] 290 | | ) [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 287 ~ [INFO] [stdout] 288 | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | i [INFO] [stdout] 290 ~ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 21.39s [INFO] running `Command { std: "docker" "inspect" "644bf62fc5da17394c97ed772173685af975de37c23b25192c1372b31ccaa847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "644bf62fc5da17394c97ed772173685af975de37c23b25192c1372b31ccaa847", kill_on_drop: false }` [INFO] [stdout] 644bf62fc5da17394c97ed772173685af975de37c23b25192c1372b31ccaa847