[INFO] cloning repository https://github.com/zowens/paxos-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zowens/paxos-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzowens%2Fpaxos-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzowens%2Fpaxos-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5b9f3d09117f90c8bcfc9c2e7f806932ce4c86ab [INFO] checking zowens/paxos-rs against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzowens%2Fpaxos-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zowens/paxos-rs on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zowens/paxos-rs [INFO] finished tweaking git repo https://github.com/zowens/paxos-rs [INFO] tweaked toml for git repo https://github.com/zowens/paxos-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zowens/paxos-rs 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded env_filter v0.1.0 [INFO] [stderr] Downloaded bincode v1.3.3 [INFO] [stderr] Downloaded env_logger v0.11.5 [INFO] [stderr] Downloaded cc v1.0.89 [INFO] [stderr] Downloaded hyper v0.14.30 [INFO] [stderr] Downloaded tokio v1.36.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d18a92e16a0982e6d12762570b06fc6f0f3e35e79672d297a8c4ef0426dc42d6 [INFO] running `Command { std: "docker" "start" "-a" "d18a92e16a0982e6d12762570b06fc6f0f3e35e79672d297a8c4ef0426dc42d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d18a92e16a0982e6d12762570b06fc6f0f3e35e79672d297a8c4ef0426dc42d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d18a92e16a0982e6d12762570b06fc6f0f3e35e79672d297a8c4ef0426dc42d6", kill_on_drop: false }` [INFO] [stdout] d18a92e16a0982e6d12762570b06fc6f0f3e35e79672d297a8c4ef0426dc42d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba710bd537d46fcb989effdce1470d36d0379a07c37780f33ae8747ffec1ec71 [INFO] running `Command { std: "docker" "start" "-a" "ba710bd537d46fcb989effdce1470d36d0379a07c37780f33ae8747ffec1ec71", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling serde v1.0.205 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking env_filter v0.1.0 [INFO] [stderr] Checking env_logger v0.11.5 [INFO] [stderr] Compiling serde_derive v1.0.205 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking bytes v1.7.1 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Checking paxos v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Checking hyper v0.14.30 [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> examples/http-paxos/kvstore.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | &inner.pending_get.insert(id, snd); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 63 | let _ = &inner.pending_get.insert(id, snd); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.14s [INFO] running `Command { std: "docker" "inspect" "ba710bd537d46fcb989effdce1470d36d0379a07c37780f33ae8747ffec1ec71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba710bd537d46fcb989effdce1470d36d0379a07c37780f33ae8747ffec1ec71", kill_on_drop: false }` [INFO] [stdout] ba710bd537d46fcb989effdce1470d36d0379a07c37780f33ae8747ffec1ec71 [INFO] checking zowens/paxos-rs against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzowens%2Fpaxos-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zowens/paxos-rs on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zowens/paxos-rs [INFO] finished tweaking git repo https://github.com/zowens/paxos-rs [INFO] tweaked toml for git repo https://github.com/zowens/paxos-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/zowens/paxos-rs 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73f860513750a83149da43d8ec8931ce27318c926c0f8bdf1d1967d9307c91db [INFO] running `Command { std: "docker" "start" "-a" "73f860513750a83149da43d8ec8931ce27318c926c0f8bdf1d1967d9307c91db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73f860513750a83149da43d8ec8931ce27318c926c0f8bdf1d1967d9307c91db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73f860513750a83149da43d8ec8931ce27318c926c0f8bdf1d1967d9307c91db", kill_on_drop: false }` [INFO] [stdout] 73f860513750a83149da43d8ec8931ce27318c926c0f8bdf1d1967d9307c91db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c389d9995f3eeb3e91a06a9145fcb284e3ede89b6c8986287d14fc2f8b19f5e [INFO] running `Command { std: "docker" "start" "-a" "6c389d9995f3eeb3e91a06a9145fcb284e3ede89b6c8986287d14fc2f8b19f5e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling serde v1.0.205 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking env_filter v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.205 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Checking env_logger v0.11.5 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking bytes v1.7.1 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Checking paxos v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Checking hyper v0.14.30 [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> examples/http-paxos/kvstore.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | &inner.pending_get.insert(id, snd); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 63 | let _ = &inner.pending_get.insert(id, snd); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.02s [INFO] running `Command { std: "docker" "inspect" "6c389d9995f3eeb3e91a06a9145fcb284e3ede89b6c8986287d14fc2f8b19f5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c389d9995f3eeb3e91a06a9145fcb284e3ede89b6c8986287d14fc2f8b19f5e", kill_on_drop: false }` [INFO] [stdout] 6c389d9995f3eeb3e91a06a9145fcb284e3ede89b6c8986287d14fc2f8b19f5e