[INFO] fetching crate courses 0.9.4...
[INFO] testing courses-0.9.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate courses 0.9.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate courses 0.9.4
[INFO] finished tweaking crates.io crate courses 0.9.4
[INFO] tweaked toml for crates.io crate courses 0.9.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate courses 0.9.4 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate courses 0.9.4 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 128f72a6a0f29062ec7c527beee7a0f24bc348db9f1be76d74661704331b5d3e
[INFO] running `Command { std: "docker" "start" "-a" "128f72a6a0f29062ec7c527beee7a0f24bc348db9f1be76d74661704331b5d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "128f72a6a0f29062ec7c527beee7a0f24bc348db9f1be76d74661704331b5d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "128f72a6a0f29062ec7c527beee7a0f24bc348db9f1be76d74661704331b5d3e", kill_on_drop: false }`
[INFO] [stdout] 128f72a6a0f29062ec7c527beee7a0f24bc348db9f1be76d74661704331b5d3e
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ca93fc80471a9ad8190e45d1158b7755aeff5378648bba84393919a12acbd76
[INFO] running `Command { std: "docker" "start" "-a" "4ca93fc80471a9ad8190e45d1158b7755aeff5378648bba84393919a12acbd76", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling http v1.1.0
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[INFO] [stderr]    Compiling syn v2.0.60
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[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling either v1.11.0
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[INFO] [stderr]    Compiling cc v1.0.96
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
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[INFO] [stderr]    Compiling num-rational v0.4.1
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[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling code-product-lib v0.3.0
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[INFO] [stderr]    Compiling bstr v1.9.1
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[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling aligned-vec v0.5.0
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[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
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[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling sha-1 v0.10.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling bytemuck v1.15.0
[INFO] [stderr]    Compiling anstyle-query v1.0.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling chrono-tz v0.8.6
[INFO] [stderr]    Compiling colorchoice v1.0.1
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling anstyle v1.0.7
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling libz-ng-sys v1.1.15
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]    Compiling onig_sys v69.8.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling code-product v0.3.0
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling globset v0.4.14
[INFO] [stderr]    Compiling av1-grain v0.2.3
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling ignore v0.4.22
[INFO] [stderr]    Compiling http-body-util v0.1.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling uuid v1.8.0
[INFO] [stderr]    Compiling deunicode v1.4.4
[INFO] [stderr]    Compiling mutants v0.0.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling imgref v1.10.1
[INFO] [stderr]    Compiling constptr v0.2.0
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling bitstream-io v2.2.0
[INFO] [stderr]    Compiling rustls-pki-types v1.5.0
[INFO] [stderr]    Compiling winnow v0.6.7
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling rustls-pemfile v2.1.2
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling slug v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.200
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling profiling-procmacros v1.0.15
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling rhai_codegen v2.1.0
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling profiling v1.0.15
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling serde_with_macros v3.8.1
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling typetag-impl v0.2.16
[INFO] [stderr]    Compiling pest v2.7.10
[INFO] [stderr]    Compiling tungstenite v0.17.3
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling cfb v0.7.3
[INFO] [stderr]    Compiling globwalk v0.8.1
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling inotify v0.9.6
[INFO] [stderr]    Compiling unic-segment v0.9.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling rust-embed-utils v8.3.0
[INFO] [stderr]    Compiling brotli-decompressor v2.5.1
[INFO] [stderr]    Compiling pest_meta v2.7.10
[INFO] [stderr]    Compiling blake3 v1.5.1
[INFO] [stderr]    Compiling rgb v0.8.37
[INFO] [stderr]    Compiling nanoid v0.4.0
[INFO] [stderr]    Compiling avif-serialize v0.8.1
[INFO] [stderr]    Compiling include_dir_macros v0.7.3
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr] error: could not compile `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/b83b707f97d809763b7861afa7638871f3339a33/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.30/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="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=62aafa40a8377012 -C extra-filename=-91340d120efefe64 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-a814b7bed2279676.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-2da63d8c7891ede1.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-1e8dd8eeffe2c5f5.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-a7e758a76b4ee1b4.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-ba628c80fbee78b4.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-a34acde6ee26d4ab.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-659d2f3239d1b4b2.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-e0c50e8704e39276.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-9a5791cba021167a.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-43d976c9737ff31a.rmeta --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" "4ca93fc80471a9ad8190e45d1158b7755aeff5378648bba84393919a12acbd76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ca93fc80471a9ad8190e45d1158b7755aeff5378648bba84393919a12acbd76", kill_on_drop: false }`
[INFO] [stdout] 4ca93fc80471a9ad8190e45d1158b7755aeff5378648bba84393919a12acbd76