[INFO] fetching crate lethe 0.8.0...
[INFO] building lethe-0.8.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate lethe 0.8.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate lethe 0.8.0
[INFO] finished tweaking crates.io crate lethe 0.8.0
[INFO] tweaked toml for crates.io crate lethe 0.8.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lethe 0.8.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lethe 0.8.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e968c975d8a65d2510445a86d6916d4a47cfd784ed74b285cdff055c3daaffc
[INFO] running `Command { std: "docker" "start" "-a" "7e968c975d8a65d2510445a86d6916d4a47cfd784ed74b285cdff055c3daaffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e968c975d8a65d2510445a86d6916d4a47cfd784ed74b285cdff055c3daaffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e968c975d8a65d2510445a86d6916d4a47cfd784ed74b285cdff055c3daaffc", kill_on_drop: false }`
[INFO] [stdout] 7e968c975d8a65d2510445a86d6916d4a47cfd784ed74b285cdff055c3daaffc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ff6db016122c4ab0013fda3f98e643ba3e6497eb2f09b4048525290cfcbe74b
[INFO] running `Command { std: "docker" "start" "-a" "8ff6db016122c4ab0013fda3f98e643ba3e6497eb2f09b4048525290cfcbe74b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling anyhow v1.0.65
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling thiserror v1.0.35
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling textwrap v0.15.1
[INFO] [stderr]    Compiling numtoa v0.2.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling encode_unicode v1.0.0
[INFO] [stderr]    Compiling bytemuck v1.12.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling retain_mut v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling sysfs-class v0.1.3
[INFO] [stderr]    Compiling streaming-iterator v0.1.7
[INFO] [stderr]    Compiling roaring v0.10.1
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling console v0.15.1
[INFO] [stderr]    Compiling time v0.3.14
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling clap v3.2.22
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling nix v0.25.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.6.27/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 -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=6325ac360e5eb6cd -C extra-filename=-381dced7ee5f9437 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.100/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="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --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=53e82b4021f0ca0e -C extra-filename=-0ead2ccd7aac80c6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-46882fdfceeb73c5.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e8f51882cbad805a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-04ce5545b0413897.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `object` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/object-0.29.0/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 -C debuginfo=2 --cfg 'feature="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read_core"' --cfg 'feature="unaligned"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all", "alloc", "archive", "cargo-all", "coff", "compiler_builtins", "compression", "core", "crc32fast", "default", "doc", "elf", "flate2", "hashbrown", "indexmap", "macho", "pe", "read", "read_core", "rustc-dep-of-std", "std", "unaligned", "wasm", "wasmparser", "write", "write_core", "write_std"))' -C metadata=7b10d2dab2084a0f -C extra-filename=-9a13c1b70bc933b9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-be88c6e3454fbdea.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8ff6db016122c4ab0013fda3f98e643ba3e6497eb2f09b4048525290cfcbe74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff6db016122c4ab0013fda3f98e643ba3e6497eb2f09b4048525290cfcbe74b", kill_on_drop: false }`
[INFO] [stdout] 8ff6db016122c4ab0013fda3f98e643ba3e6497eb2f09b4048525290cfcbe74b