[INFO] cloning repository https://github.com/iceymoss/learn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iceymoss/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficeymoss%2Flearn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficeymoss%2Flearn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55a10aa2e7d3846b4cfb7a5dd16a8cecd3989e50
[INFO] checking iceymoss/learn-rust against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficeymoss%2Flearn-rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/iceymoss/learn-rust
[INFO] finished tweaking git repo https://github.com/iceymoss/learn-rust
[INFO] tweaked toml for git repo https://github.com/iceymoss/learn-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iceymoss/learn-rust on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iceymoss/learn-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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e9a9d3255bc628977aff6d58bee5175b02b8bf72bd28f82989d37b1ca48793d
[INFO] running `Command { std: "docker" "start" "-a" "1e9a9d3255bc628977aff6d58bee5175b02b8bf72bd28f82989d37b1ca48793d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e9a9d3255bc628977aff6d58bee5175b02b8bf72bd28f82989d37b1ca48793d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e9a9d3255bc628977aff6d58bee5175b02b8bf72bd28f82989d37b1ca48793d", kill_on_drop: false }`
[INFO] [stdout] 1e9a9d3255bc628977aff6d58bee5175b02b8bf72bd28f82989d37b1ca48793d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 151387874ec5f01f6f7f095c20c0687bd4e2e7ba36013592faaddcd3894fb1cb
[INFO] running `Command { std: "docker" "start" "-a" "151387874ec5f01f6f7f095c20c0687bd4e2e7ba36013592faaddcd3894fb1cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]     Checking num-traits v0.2.19
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling rust_decimal v1.37.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]    Compiling base64ct v1.7.3
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling sqlformat v0.2.6
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling bigdecimal v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling pkcs1 v0.7.5
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling whoami v1.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking anstyle-query v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]     Checking anstream v0.6.19
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]     Checking pnet_base v0.34.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking ordered-float v3.9.2
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking pnet_macros_support v0.34.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[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/943e2200e35c3825486c4671b6cab0107a07f8c1/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.101/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=870cf6348d3779c0 -C extra-filename=-1547285a5c2cb0de --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.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] [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/943e2200e35c3825486c4671b6cab0107a07f8c1/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=8b4d3235fcc676e1 -C extra-filename=-0872d710fddeb717 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "151387874ec5f01f6f7f095c20c0687bd4e2e7ba36013592faaddcd3894fb1cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151387874ec5f01f6f7f095c20c0687bd4e2e7ba36013592faaddcd3894fb1cb", kill_on_drop: false }`
[INFO] [stdout] 151387874ec5f01f6f7f095c20c0687bd4e2e7ba36013592faaddcd3894fb1cb