[INFO] cloning repository https://github.com/MaciekTalaska/rust_performance_test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MaciekTalaska/rust_performance_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaciekTalaska%2Frust_performance_test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaciekTalaska%2Frust_performance_test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 875939fdc54e37e9c5814f275b43b4b66b7aa3ad [INFO] checking MaciekTalaska/rust_performance_test/875939fdc54e37e9c5814f275b43b4b66b7aa3ad against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaciekTalaska%2Frust_performance_test" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MaciekTalaska/rust_performance_test on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MaciekTalaska/rust_performance_test [INFO] finished tweaking git repo https://github.com/MaciekTalaska/rust_performance_test [INFO] tweaked toml for git repo https://github.com/MaciekTalaska/rust_performance_test written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/MaciekTalaska/rust_performance_test already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustc-test v0.3.0 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b4c2dce6f41baa141706606aaafbc1bcd05698aea5ca4cb365baa38a768088c2 [INFO] running `Command { std: "docker" "start" "-a" "b4c2dce6f41baa141706606aaafbc1bcd05698aea5ca4cb365baa38a768088c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4c2dce6f41baa141706606aaafbc1bcd05698aea5ca4cb365baa38a768088c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4c2dce6f41baa141706606aaafbc1bcd05698aea5ca4cb365baa38a768088c2", kill_on_drop: false }` [INFO] [stdout] b4c2dce6f41baa141706606aaafbc1bcd05698aea5ca4cb365baa38a768088c2 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ec487a166315b78e72d8493fbe879206e627c794efa18c229b6af65c6144c0f [INFO] running `Command { std: "docker" "start" "-a" "8ec487a166315b78e72d8493fbe879206e627c794efa18c229b6af65c6144c0f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking getopts v0.2.18 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking rust_performance_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around `for` iterator expression [INFO] [stdout] --> src/vectors.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | for _i in { 0..size } { [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 5 - for _i in { 0..size } { [INFO] [stdout] 5 + for _i in 0..size { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around `for` iterator expression [INFO] [stdout] --> src/computation.rs:17:15 [INFO] [stdout] | [INFO] [stdout] 17 | for _i in { 0..count } { [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 17 - for _i in { 0..count } { [INFO] [stdout] 17 + for _i in 0..count { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around `for` iterator expression [INFO] [stdout] --> src/computation.rs:26:15 [INFO] [stdout] | [INFO] [stdout] 26 | for _i in { 0..count } { [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 26 - for _i in { 0..count } { [INFO] [stdout] 26 + for _i in 0..count { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/alloc/src/borrow.rs:179:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Compiling rustc-test v0.3.0 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "8ec487a166315b78e72d8493fbe879206e627c794efa18c229b6af65c6144c0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ec487a166315b78e72d8493fbe879206e627c794efa18c229b6af65c6144c0f", kill_on_drop: false }` [INFO] [stdout] 8ec487a166315b78e72d8493fbe879206e627c794efa18c229b6af65c6144c0f