[INFO] cloning repository https://github.com/Jiichiro/learning-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jiichiro/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiichiro%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiichiro%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ce3559244d5b1f9ac8e2e1ce2a79e6eee793c91
[INFO] checking Jiichiro/learning-rust against try#3fada14ee01d755dc8076e611f11bf65b28ffd21 for pr-154971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiichiro%2Flearning-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Jiichiro/learning-rust
[INFO] finished tweaking git repo https://github.com/Jiichiro/learning-rust
[INFO] tweaked toml for git repo https://github.com/Jiichiro/learning-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jiichiro/learning-rust on toolchain 3fada14ee01d755dc8076e611f11bf65b28ffd21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Jiichiro/learning-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" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] help: build is a valid .cargo/config.toml key
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd405e8dff53f09e78f877b785cb97c77dc50de2501bd2919a786365dc826a3c
[INFO] running `Command { std: "docker" "start" "-a" "cd405e8dff53f09e78f877b785cb97c77dc50de2501bd2919a786365dc826a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd405e8dff53f09e78f877b785cb97c77dc50de2501bd2919a786365dc826a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd405e8dff53f09e78f877b785cb97c77dc50de2501bd2919a786365dc826a3c", kill_on_drop: false }`
[INFO] [stdout] cd405e8dff53f09e78f877b785cb97c77dc50de2501bd2919a786365dc826a3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da2756b7b8354bda24de19e9d77686dcd82ca1172074286a901dfe79557dc364
[INFO] running `Command { std: "docker" "start" "-a" "da2756b7b8354bda24de19e9d77686dcd82ca1172074286a901dfe79557dc364", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] help: build is a valid .cargo/config.toml key
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling uuid v1.18.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling pkcs1 v0.7.5
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling sqlformat v0.2.6
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling bytestring v1.4.0
[INFO] [stderr]    Compiling thiserror v2.0.14
[INFO] [stderr]     Checking brotli v8.0.1
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking rsa v0.9.8
[INFO] [stderr]     Checking cookie v0.16.2
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]     Checking pem v3.0.5
[INFO] [stderr]     Checking blowfish v0.9.1
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking humantime v2.2.0
[INFO] [stderr]     Checking bcrypt v0.14.0
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling synstructure v0.13.2
[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/3fada14ee01d755dc8076e611f11bf65b28ffd21/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.104/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=2c6308732ecebcaa -C extra-filename=-c843f771cff04725 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-221dbb7ac402f591.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f5cdb8c679b0cf0f.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-63696b82ec5b5f94.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" "da2756b7b8354bda24de19e9d77686dcd82ca1172074286a901dfe79557dc364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da2756b7b8354bda24de19e9d77686dcd82ca1172074286a901dfe79557dc364", kill_on_drop: false }`
[INFO] [stdout] da2756b7b8354bda24de19e9d77686dcd82ca1172074286a901dfe79557dc364
