[INFO] fetching crate web_stress_tools 0.6.1...
[INFO] building web_stress_tools-0.6.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate web_stress_tools 0.6.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate web_stress_tools 0.6.1
[INFO] finished tweaking crates.io crate web_stress_tools 0.6.1
[INFO] tweaked toml for crates.io crate web_stress_tools 0.6.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate web_stress_tools 0.6.1 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 crates.io crate web_stress_tools 0.6.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0f98a08f21acbf6b09f7dbc582adbd16db97cd85e2d9f9304f47babfc5f0ae62
[INFO] running `Command { std: "docker" "start" "-a" "0f98a08f21acbf6b09f7dbc582adbd16db97cd85e2d9f9304f47babfc5f0ae62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f98a08f21acbf6b09f7dbc582adbd16db97cd85e2d9f9304f47babfc5f0ae62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f98a08f21acbf6b09f7dbc582adbd16db97cd85e2d9f9304f47babfc5f0ae62", kill_on_drop: false }`
[INFO] [stdout] 0f98a08f21acbf6b09f7dbc582adbd16db97cd85e2d9f9304f47babfc5f0ae62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d8d2f16858368f0f8f2abcd5f16f520b7573e8d9e78387772a2f7d5b1520748e
[INFO] running `Command { std: "docker" "start" "-a" "d8d2f16858368f0f8f2abcd5f16f520b7573e8d9e78387772a2f7d5b1520748e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling pin-project-lite v0.2.10
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling rustix v0.38.3
[INFO] [stderr]    Compiling psl-types v2.0.11
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling rustls v0.21.2
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling time-macros v0.2.9
[INFO] [stderr]    Compiling serde_json v1.0.97
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling try-lock v0.2.4
[INFO] [stderr]    Compiling dtoa v1.0.8
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling dtoa-short v0.3.4
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr] error: could not compile `serde` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name serde --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-1.0.164/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="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "derive", "rc", "serde_derive", "std", "unstable"))' -C metadata=5ccae23c0b666e92 -C extra-filename=-406285461ef751ae --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] running `Command { std: "docker" "inspect" "d8d2f16858368f0f8f2abcd5f16f520b7573e8d9e78387772a2f7d5b1520748e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d2f16858368f0f8f2abcd5f16f520b7573e8d9e78387772a2f7d5b1520748e", kill_on_drop: false }`
[INFO] [stdout] d8d2f16858368f0f8f2abcd5f16f520b7573e8d9e78387772a2f7d5b1520748e