[INFO] updating cached repository https://github.com/jonhoo/inferno [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] adc83b94a58bc4c397ad0ad72451ba19f823af81 [INFO] checking jonhoo/inferno against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonhoo%2Finferno" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jonhoo/inferno on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jonhoo/inferno [INFO] finished tweaking git repo https://github.com/jonhoo/inferno [INFO] tweaked toml for git repo https://github.com/jonhoo/inferno written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8f2f143f27f6d518e91845fe8ae96ba39717419b82b52d970d20e32db3cc5c72 [INFO] running `"docker" "start" "-a" "8f2f143f27f6d518e91845fe8ae96ba39717419b82b52d970d20e32db3cc5c72"` [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking rgb v0.8.16 [INFO] [stderr] Checking str_stack v0.1.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling escargot v0.5.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking rle-decode-fast v1.0.1 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Checking predicates v1.0.4 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking quick-xml v0.18.1 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking testing_logger v0.1.1 [INFO] [stderr] Checking num-format v0.4.0 [INFO] [stderr] Checking libflate v0.1.27 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking ahash v0.3.2 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking dashmap v3.11.0 [INFO] [stderr] Checking criterion-plot v0.4.1 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling structopt-derive v0.4.6 [INFO] [stderr] Checking structopt v0.3.13 [INFO] [stderr] Checking inferno v0.9.5 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> src/flamegraph/mod.rs:480:36 [INFO] [stderr] | [INFO] [stderr] 480 | let mut cache_g = Event::Start({ BytesStart::owned_name("g") }); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> src/flamegraph/mod.rs:481:36 [INFO] [stderr] | [INFO] [stderr] 481 | let mut cache_a = Event::Start({ BytesStart::owned_name("a") }); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] Checking serde v1.0.106 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Checking bstr v0.2.12 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.0.3 [INFO] [stderr] Checking criterion v0.3.1 [INFO] [stderr] Checking assert_cmd v0.12.2 [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> src/flamegraph/mod.rs:480:36 [INFO] [stderr] | [INFO] [stderr] 480 | let mut cache_g = Event::Start({ BytesStart::owned_name("g") }); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> src/flamegraph/mod.rs:481:36 [INFO] [stderr] | [INFO] [stderr] 481 | let mut cache_a = Event::Start({ BytesStart::owned_name("a") }); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 37s [INFO] running `"docker" "inspect" "8f2f143f27f6d518e91845fe8ae96ba39717419b82b52d970d20e32db3cc5c72"` [INFO] running `"docker" "rm" "-f" "8f2f143f27f6d518e91845fe8ae96ba39717419b82b52d970d20e32db3cc5c72"` [INFO] [stdout] 8f2f143f27f6d518e91845fe8ae96ba39717419b82b52d970d20e32db3cc5c72