[INFO] fetching crate lesscode 0.1.4...
[INFO] checking lesscode-0.1.4 against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] extracting crate lesscode 0.1.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate lesscode 0.1.4
[INFO] finished tweaking crates.io crate lesscode 0.1.4
[INFO] tweaked toml for crates.io crate lesscode 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lesscode 0.1.4 on toolchain 416264364aa47959f5827723e1d7dabc95d0744b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "generate-lockfile" "--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]      Locking 352 packages to highest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding mongodb v2.8.2 (available: v3.9.1)
[INFO] [stderr]       Adding mysql v24.0.0 (available: v28.0.2)
[INFO] [stderr]       Adding neo4rs v0.6.2 (available: v0.8.0)
[INFO] [stderr]       Adding redis v0.23.5 (available: v1.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `lesscode` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b7a13ab56b4db0987a65de9928ffff1cfebcc068289b44069a62165ce3c246c0
[INFO] running `Command { std: "docker" "start" "b7a13ab56b4db0987a65de9928ffff1cfebcc068289b44069a62165ce3c246c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7a13ab56b4db0987a65de9928ffff1cfebcc068289b44069a62165ce3c246c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b7a13ab56b4db0987a65de9928ffff1cfebcc068289b44069a62165ce3c246c0" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7a13ab56b4db0987a65de9928ffff1cfebcc068289b44069a62165ce3c246c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b7a13ab56b4db0987a65de9928ffff1cfebcc068289b44069a62165ce3c246c0" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `lesscode` (manifest) generated 1 warning
[INFO] [stderr]     Checking smallvec v1.16.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling clang-sys v1.9.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking digest v0.11.3
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling bindgen v0.73.2
[INFO] [stderr]    Compiling frunk_core v0.5.0
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling time-macros v0.2.32
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]     Checking rand v0.8.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libz-sys v1.1.29
[INFO] [stderr]    Compiling rustc-hash v2.1.3
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking time-core v0.1.9
[INFO] [stderr]    Compiling crc32fast v1.5.1
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking bitvec v1.1.1
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]     Checking serde_json v1.0.151
[INFO] [stderr]     Checking hmac v0.13.0
[INFO] [stderr]     Checking md-5 v0.11.0
[INFO] [stderr]     Checking sha2 v0.11.0
[INFO] [stderr]    Compiling subprocess v0.2.15
[INFO] [stderr]     Checking uuid v1.26.1
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling rust_decimal v1.43.0
[INFO] [stderr]     Checking time v0.3.55
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking postgres-protocol v0.6.12
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.4.8
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking arrayvec v0.7.8
[INFO] [stderr]     Checking data-encoding v2.11.1
[INFO] [stderr]     Checking frunk_core v0.4.4
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking ipnet v2.12.2
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking openssl v0.10.81
[INFO] [stderr]     Checking flate2 v1.1.10
[INFO] [stderr]     Checking lexical v6.1.1
[INFO] [stderr]     Checking rand v0.9.5
[INFO] [stderr]     Checking postgres-types v0.2.14
[INFO] [stderr]     Checking phf v0.13.1
[INFO] [stderr]     Checking rustc_version v0.2.3
[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/416264364aa47959f5827723e1d7dabc95d0744b/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,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -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=a10470d530d55f1e -C extra-filename=-6587438261da4486 --out-dir /opt/rustwide/target/debug/build/syn/6587438261da4486/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/ee684499ef27f3b8/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/ee684499ef27f3b8/out/libproc_macro2-ee684499ef27f3b8.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/97307b84563a2c10/out/libquote-97307b84563a2c10.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out/libunicode_ident-8c98a1a0e58216a9.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (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/416264364aa47959f5827723e1d7dabc95d0744b/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-3.0.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -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="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=4bd272b470938772 -C extra-filename=-745f2b25f4d5a608 --out-dir /opt/rustwide/target/debug/build/syn/745f2b25f4d5a608/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/ee684499ef27f3b8/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/ee684499ef27f3b8/out/libproc_macro2-ee684499ef27f3b8.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/97307b84563a2c10/out/libquote-97307b84563a2c10.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out/libunicode_ident-8c98a1a0e58216a9.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b7a13ab56b4db0987a65de9928ffff1cfebcc068289b44069a62165ce3c246c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7a13ab56b4db0987a65de9928ffff1cfebcc068289b44069a62165ce3c246c0", kill_on_drop: false }`
[INFO] [stdout] b7a13ab56b4db0987a65de9928ffff1cfebcc068289b44069a62165ce3c246c0
