[INFO] cloning repository https://github.com/0xricksanchez/howto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xricksanchez/howto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xricksanchez%2Fhowto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xricksanchez%2Fhowto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ab003fb2ee481cbcc5b812dc02899634913e369
[INFO] building 0xricksanchez/howto against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xricksanchez%2Fhowto" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xricksanchez/howto
[INFO] finished tweaking git repo https://github.com/0xricksanchez/howto
[INFO] tweaked toml for git repo https://github.com/0xricksanchez/howto written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xricksanchez/howto on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xricksanchez/howto 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7220fb5d6d0e8bd49597ea48a41848b10411dea30fd36b94d9e32b562f72bf63
[INFO] running `Command { std: "docker" "start" "-a" "7220fb5d6d0e8bd49597ea48a41848b10411dea30fd36b94d9e32b562f72bf63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7220fb5d6d0e8bd49597ea48a41848b10411dea30fd36b94d9e32b562f72bf63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7220fb5d6d0e8bd49597ea48a41848b10411dea30fd36b94d9e32b562f72bf63", kill_on_drop: false }`
[INFO] [stdout] 7220fb5d6d0e8bd49597ea48a41848b10411dea30fd36b94d9e32b562f72bf63
[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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 444458149dcbda2b8494570c8374ce85a21ccfdd2b8990b574167d7d6bb1bd47
[INFO] running `Command { std: "docker" "start" "-a" "444458149dcbda2b8494570c8374ce85a21ccfdd2b8990b574167d7d6bb1bd47", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling pin-project-lite v0.2.11
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling rustix v0.38.7
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling openssl v0.10.56
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling try-lock v0.2.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.57
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr] error: could not compile `libc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name libc --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.147/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="extra_traits"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("align", "const-extern-fn", "default", "extra_traits", "rustc-dep-of-std", "rustc-std-workspace-core", "std", "use_std"))' -C metadata=aa04d610d6ad2bad -C extra-filename=-66bd796108c518fc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg freebsd11 --cfg libc_priv_mod_use --cfg libc_union --cfg libc_const_size_of --cfg libc_align --cfg libc_int128 --cfg libc_core_cvoid --cfg libc_packedN --cfg libc_cfg_target_vendor --cfg libc_non_exhaustive --cfg libc_long_array --cfg libc_ptr_addr_of --cfg libc_underscore_const_names --cfg libc_const_extern_fn` (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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/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"' --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=cfa332ac715451fa -C extra-filename=-f58a31ba19ee7a89 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-544f6200401c19e4.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-fe669fa389ea6508.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-35fb19b3987835f7.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "444458149dcbda2b8494570c8374ce85a21ccfdd2b8990b574167d7d6bb1bd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "444458149dcbda2b8494570c8374ce85a21ccfdd2b8990b574167d7d6bb1bd47", kill_on_drop: false }`
[INFO] [stdout] 444458149dcbda2b8494570c8374ce85a21ccfdd2b8990b574167d7d6bb1bd47