[INFO] cloning repository https://github.com/johnharris85/ardan_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnharris85/ardan_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnharris85%2Fardan_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnharris85%2Fardan_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 581f83845c2bcb97fea6cf3f3c7a08bd479f51b1
[INFO] checking johnharris85/ardan_rust against try#8384de5d92dd9b1c0b67caa5c1c1b11bf606490f for pr-146300
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnharris85%2Fardan_rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/johnharris85/ardan_rust
[INFO] finished tweaking git repo https://github.com/johnharris85/ardan_rust
[INFO] tweaked toml for git repo https://github.com/johnharris85/ardan_rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/johnharris85/ardan_rust on toolchain 8384de5d92dd9b1c0b67caa5c1c1b11bf606490f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/johnharris85/ardan_rust 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" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9dfed6aa292a7a62c971aa21b077ec469a76baa80578afd8517c9be09400728
[INFO] running `Command { std: "docker" "start" "-a" "c9dfed6aa292a7a62c971aa21b077ec469a76baa80578afd8517c9be09400728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9dfed6aa292a7a62c971aa21b077ec469a76baa80578afd8517c9be09400728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9dfed6aa292a7a62c971aa21b077ec469a76baa80578afd8517c9be09400728", kill_on_drop: false }`
[INFO] [stdout] c9dfed6aa292a7a62c971aa21b077ec469a76baa80578afd8517c9be09400728
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20ed84ac7de30d9551c3740ff5383369371f5be3ad294bba49011afd9d411d14
[INFO] running `Command { std: "docker" "start" "-a" "20ed84ac7de30d9551c3740ff5383369371f5be3ad294bba49011afd9d411d14", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking getrandom v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling uuid v1.16.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling tempfile v3.19.1
[INFO] [stderr]    Compiling multer v3.1.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]     Checking sysinfo v0.34.2
[INFO] [stderr]     Checking heck v0.5.0
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling regress v0.10.3
[INFO] [stderr]     Checking flate2 v1.1.1
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking avif-serialize v0.8.3
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking bytemuck v1.22.0
[INFO] [stderr]     Checking clap_builder v4.5.36
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]     Checking image-webp v0.2.1
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking workqueue v0.1.0 (/opt/rustwide/workdir/workqueue)
[INFO] [stderr]     Checking exr v1.73.0
[INFO] [stderr]     Checking rwlocks v0.1.0 (/opt/rustwide/workdir/rwlocks)
[INFO] [stderr]     Checking channels v0.1.0 (/opt/rustwide/workdir/channels)
[INFO] [stderr]     Checking av1-grain v0.2.3
[INFO] [stderr]     Checking footgun v0.1.0 (/opt/rustwide/workdir/footgun)
[INFO] [stderr]     Checking thread_builder v0.1.0 (/opt/rustwide/workdir/thread_builder)
[INFO] [stderr]     Checking threads v0.1.0 (/opt/rustwide/workdir/threads)
[INFO] [stderr]     Checking scoped_threads v0.1.0 (/opt/rustwide/workdir/scoped_threads)
[INFO] [stderr]     Checking divide_work v0.1.0 (/opt/rustwide/workdir/divide_work)
[INFO] [stdout] warning: function `from_thread` is never used
[INFO] [stdout]  --> threads/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn from_thread(n: u32) {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking variables v0.1.0 (/opt/rustwide/workdir/variables)
[INFO] [stderr]     Checking mutexes v0.1.0 (/opt/rustwide/workdir/mutexes)
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stdout] warning: function `double` is never used
[INFO] [stdout]  --> variables/src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn double(n: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `double` is never used
[INFO] [stdout]  --> variables/src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn double(n: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking workers v0.1.0 (/opt/rustwide/workdir/workers)
[INFO] [stdout] warning: function `from_thread` is never used
[INFO] [stdout]  --> threads/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn from_thread(n: u32) {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking deadlocks v0.1.0 (/opt/rustwide/workdir/deadlocks)
[INFO] [stdout] warning: unused variable: `lock`
[INFO] [stdout]  --> deadlocks/src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let lock = my_shared.lock().unwrap();
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_lock`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lock`
[INFO] [stdout]  --> deadlocks/src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let lock = my_shared.lock().unwrap();
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_lock`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/8384de5d92dd9b1c0b67caa5c1c1b11bf606490f/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.100/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=6e7a9ea1fcc47685 -C extra-filename=-c1bbb806780b7047 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e1ca03a1b3a84044.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-014e7ee44daf81ef.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "20ed84ac7de30d9551c3740ff5383369371f5be3ad294bba49011afd9d411d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ed84ac7de30d9551c3740ff5383369371f5be3ad294bba49011afd9d411d14", kill_on_drop: false }`
[INFO] [stdout] 20ed84ac7de30d9551c3740ff5383369371f5be3ad294bba49011afd9d411d14