[INFO] cloning repository https://github.com/syynis/ismcts [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syynis/ismcts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyynis%2Fismcts", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyynis%2Fismcts'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8ca62912505721600e2cf2f8fc3f6bc7a333e55b [INFO] checking syynis/ismcts against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyynis%2Fismcts" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/syynis/ismcts [INFO] finished tweaking git repo https://github.com/syynis/ismcts [INFO] tweaked toml for git repo https://github.com/syynis/ismcts written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/syynis/ismcts on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/syynis/ismcts 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cb88250f18f0921ece098492df274379fbced11f645b61c88493d3e96313aa80 [INFO] running `Command { std: "docker" "start" "-a" "cb88250f18f0921ece098492df274379fbced11f645b61c88493d3e96313aa80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb88250f18f0921ece098492df274379fbced11f645b61c88493d3e96313aa80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb88250f18f0921ece098492df274379fbced11f645b61c88493d3e96313aa80", kill_on_drop: false }` [INFO] [stdout] cb88250f18f0921ece098492df274379fbced11f645b61c88493d3e96313aa80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8cdcb362b981a60c1b9d3ca9f389d7b242a5728adff8065f38917daa4d588590 [INFO] running `Command { std: "docker" "start" "-a" "8cdcb362b981a60c1b9d3ca9f389d7b242a5728adff8065f38917daa4d588590", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling zerocopy v0.8.25 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking smallvec v2.0.0-alpha.11 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling enum-map-derive v0.17.0 [INFO] [stderr] Checking enum-map v2.7.3 [INFO] [stderr] Checking ismcts v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/node.rs:90:18 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn child(&self) -> Option> { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 90 | pub fn child(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/search.rs:378:17 [INFO] [stdout] | [INFO] [stdout] 378 | pub fn root(&self) -> NodeHandle { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 378 | pub fn root(&self) -> NodeHandle<'_, M> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/node.rs:90:18 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn child(&self) -> Option> { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 90 | pub fn child(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/search.rs:378:17 [INFO] [stdout] | [INFO] [stdout] 378 | pub fn root(&self) -> NodeHandle { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 378 | pub fn root(&self) -> NodeHandle<'_, M> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [optimized + debuginfo] target(s) in 7.96s [INFO] running `Command { std: "docker" "inspect" "8cdcb362b981a60c1b9d3ca9f389d7b242a5728adff8065f38917daa4d588590", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cdcb362b981a60c1b9d3ca9f389d7b242a5728adff8065f38917daa4d588590", kill_on_drop: false }` [INFO] [stdout] 8cdcb362b981a60c1b9d3ca9f389d7b242a5728adff8065f38917daa4d588590