[INFO] cloning repository https://github.com/asg0451/crakv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asg0451/crakv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasg0451%2Fcrakv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasg0451%2Fcrakv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ad1fdf18e71c6637e447f14c2ee0b5409a808b8
[INFO] checking asg0451/crakv against master#d14d202262d13df896b0c624b0cec6e4bfde631a for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasg0451%2Fcrakv" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/asg0451/crakv
[INFO] finished tweaking git repo https://github.com/asg0451/crakv
[INFO] tweaked toml for git repo https://github.com/asg0451/crakv written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/asg0451/crakv on toolchain d14d202262d13df896b0c624b0cec6e4bfde631a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/asg0451/crakv 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" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-maelstrom v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6a556c68ba12e5b1b71c7a1cbd86720ee99caa0d1e37cb5ff94bce56b4a413b
[INFO] running `Command { std: "docker" "start" "-a" "a6a556c68ba12e5b1b71c7a1cbd86720ee99caa0d1e37cb5ff94bce56b4a413b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6a556c68ba12e5b1b71c7a1cbd86720ee99caa0d1e37cb5ff94bce56b4a413b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a556c68ba12e5b1b71c7a1cbd86720ee99caa0d1e37cb5ff94bce56b4a413b", kill_on_drop: false }`
[INFO] [stdout] a6a556c68ba12e5b1b71c7a1cbd86720ee99caa0d1e37cb5ff94bce56b4a413b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cce7cff906e296e416627d6393c02efd526d4d5b4b7fcacc8d65622f07c0c6cd
[INFO] running `Command { std: "docker" "start" "-a" "cce7cff906e296e416627d6393c02efd526d4d5b4b7fcacc8d65622f07c0c6cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking value-bag v1.10.0
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking iana-time-zone v0.1.61
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
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[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking event-listener-strategy v0.5.3
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[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking async-executor v1.13.1
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking chrono v0.4.40
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling async-trait v0.1.87
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.44.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking polling v3.7.4
[INFO] [stderr]     Checking async-io v2.4.0
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.13.0
[INFO] [stderr]     Checking tracing-serde v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking async-maelstrom v0.1.2
[INFO] [stderr]     Checking tracing-error v0.2.1
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking color-eyre v0.6.3
[INFO] [stderr]     Checking crakv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `EchoServer` is never constructed
[INFO] [stdout]   --> src/echo.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct EchoServer {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_msg_id` is never used
[INFO] [stdout]   --> src/echo.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl EchoServer {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 28 |     fn next_msg_id(&self) -> MsgId {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EchoServer` is never constructed
[INFO] [stdout]   --> src/echo.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct EchoServer {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_msg_id` is never used
[INFO] [stdout]   --> src/echo.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl EchoServer {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 28 |     fn next_msg_id(&self) -> MsgId {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.46s
[INFO] running `Command { std: "docker" "inspect" "cce7cff906e296e416627d6393c02efd526d4d5b4b7fcacc8d65622f07c0c6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce7cff906e296e416627d6393c02efd526d4d5b4b7fcacc8d65622f07c0c6cd", kill_on_drop: false }`
[INFO] [stdout] cce7cff906e296e416627d6393c02efd526d4d5b4b7fcacc8d65622f07c0c6cd