[INFO] cloning repository https://github.com/mcpar-land/ultra-tournament [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcpar-land/ultra-tournament" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcpar-land%2Fultra-tournament", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcpar-land%2Fultra-tournament'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6c64d45887986efd2b7c9ac0780a1c8c6127326c [INFO] building mcpar-land/ultra-tournament against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcpar-land%2Fultra-tournament" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mcpar-land/ultra-tournament [INFO] finished tweaking git repo https://github.com/mcpar-land/ultra-tournament [INFO] tweaked toml for git repo https://github.com/mcpar-land/ultra-tournament written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mcpar-land/ultra-tournament on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mcpar-land/ultra-tournament 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... 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"-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c08159cf2c5759f8df666a30b4782f1958bbf5a42d508828b6f6a3164ee92681 [INFO] running `Command { std: "docker" "start" "-a" "c08159cf2c5759f8df666a30b4782f1958bbf5a42d508828b6f6a3164ee92681", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c08159cf2c5759f8df666a30b4782f1958bbf5a42d508828b6f6a3164ee92681", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c08159cf2c5759f8df666a30b4782f1958bbf5a42d508828b6f6a3164ee92681", kill_on_drop: false }` [INFO] [stdout] c08159cf2c5759f8df666a30b4782f1958bbf5a42d508828b6f6a3164ee92681 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de3290daaaa741c51aa8c935f8744737f8cbacd68502819f7d629e95f1780af9 [INFO] running `Command { std: "docker" "start" "-a" "de3290daaaa741c51aa8c935f8744737f8cbacd68502819f7d629e95f1780af9", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v0.8.23 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling hashbrown v0.7.2 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling linked-hash-map v0.5.3 [INFO] [stderr] Compiling ahash v0.3.8 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling yaml-rust v0.4.4 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling serde_test v0.8.23 [INFO] [stderr] Compiling ordered-float v1.1.0 [INFO] [stderr] Compiling linked-hash-map v0.3.0 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling rust-ini v0.13.0 [INFO] [stderr] Compiling atom v0.3.5 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling mopa v0.2.2 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling smallvec v1.4.1 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling tint v1.0.1 [INFO] [stderr] Compiling tynm v0.1.4 [INFO] [stderr] Compiling directories v1.0.2 [INFO] [stderr] Compiling enum-map-derive v0.4.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling isatty v0.1.9 [INFO] [stderr] Compiling array-macro v1.0.5 [INFO] [stderr] Compiling shrev v1.1.1 [INFO] [stderr] Compiling tuple_utils v0.3.0 [INFO] [stderr] Compiling enum-map v0.6.2 [INFO] [stderr] Compiling colored v2.0.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling hibitset v0.6.3 [INFO] [stderr] Compiling shred v0.10.2 [INFO] [stderr] Compiling serde-hjson v0.8.2 [INFO] [stderr] Compiling specs v0.16.1 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling serde-value v0.5.3 [INFO] [stderr] Compiling config v0.9.3 [INFO] [stderr] Compiling ptree v0.2.1 [INFO] [stderr] Compiling ultra_tournament v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tournament.rs:457:14 [INFO] [stdout] | [INFO] [stdout] 457 | fn children(&self) -> Cow<[Self::Child]> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 457 | fn children(&self) -> Cow<'_, [Self::Child]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.65s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, nom v5.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "de3290daaaa741c51aa8c935f8744737f8cbacd68502819f7d629e95f1780af9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de3290daaaa741c51aa8c935f8744737f8cbacd68502819f7d629e95f1780af9", kill_on_drop: false }` [INFO] [stdout] de3290daaaa741c51aa8c935f8744737f8cbacd68502819f7d629e95f1780af9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 833ed4ad06a50ac62abf1a3c5259c95dd00375f81dfce3dccea827c4a21aa407 [INFO] running `Command { std: "docker" "start" "-a" "833ed4ad06a50ac62abf1a3c5259c95dd00375f81dfce3dccea827c4a21aa407", kill_on_drop: false }` [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tournament.rs:457:14 [INFO] [stdout] | [INFO] [stdout] 457 | fn children(&self) -> Cow<[Self::Child]> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 457 | fn children(&self) -> Cow<'_, [Self::Child]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-format v0.4.0 [INFO] [stderr] Compiling ultra_tournament v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `MyMetadata` is never constructed [INFO] [stdout] --> src/test/test_docs.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct MyMetadata; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/test/test_docs.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | impl MyMetadata { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] 7 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `U32BattleSystem` is never constructed [INFO] [stdout] --> src/test/test_docs.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | struct U32BattleSystem; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tournament.rs:457:14 [INFO] [stdout] | [INFO] [stdout] 457 | fn children(&self) -> Cow<[Self::Child]> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 457 | fn children(&self) -> Cow<'_, [Self::Child]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.78s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, nom v5.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "833ed4ad06a50ac62abf1a3c5259c95dd00375f81dfce3dccea827c4a21aa407", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "833ed4ad06a50ac62abf1a3c5259c95dd00375f81dfce3dccea827c4a21aa407", kill_on_drop: false }` [INFO] [stdout] 833ed4ad06a50ac62abf1a3c5259c95dd00375f81dfce3dccea827c4a21aa407