[INFO] fetching crate nclbk 0.0.1...
[INFO] testing nclbk-0.0.1 against 1.95.0 for beta-1.96-1
[INFO] extracting crate nclbk 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate nclbk 0.0.1
[INFO] finished tweaking crates.io crate nclbk 0.0.1
[INFO] tweaked toml for crates.io crate nclbk 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nclbk 0.0.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 268 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding httpmock v0.6.8 (available: v0.8.3)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hyper-tls v0.5.0
[INFO] [stderr]   Downloaded serde_regex v1.1.0
[INFO] [stderr]   Downloaded levenshtein v1.0.5
[INFO] [stderr]   Downloaded async-channel v1.9.0
[INFO] [stderr]   Downloaded async-global-executor v2.4.1
[INFO] [stderr]   Downloaded assert-json-diff v2.0.2
[INFO] [stderr]   Downloaded gloo-timers v0.3.0
[INFO] [stderr]   Downloaded async-object-pool v0.1.5
[INFO] [stderr]   Downloaded kv-log-macro v1.0.7
[INFO] [stderr]   Downloaded string_cache v0.8.9
[INFO] [stderr]   Downloaded basic-cookies v0.1.5
[INFO] [stderr]   Downloaded httpmock v0.6.8
[INFO] [stderr]   Downloaded sluice v0.6.0
[INFO] [stderr]   Downloaded tokio-util v0.7.18
[INFO] [stderr]   Downloaded isahc v1.8.1
[INFO] [stderr]   Downloaded h2 v0.3.27
[INFO] [stderr]   Downloaded waker-fn v1.2.0
[INFO] [stderr]   Downloaded curl v0.4.49
[INFO] [stderr]   Downloaded async-std v1.13.2
[INFO] [stderr]   Downloaded curl-sys v0.4.87+curl-8.19.0
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.13+1.68.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e036c7e7bb90580f99e240442b462c35c785568a31ddae3fb6c7df1cc1713753
[INFO] running `Command { std: "docker" "start" "-a" "e036c7e7bb90580f99e240442b462c35c785568a31ddae3fb6c7df1cc1713753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e036c7e7bb90580f99e240442b462c35c785568a31ddae3fb6c7df1cc1713753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e036c7e7bb90580f99e240442b462c35c785568a31ddae3fb6c7df1cc1713753", kill_on_drop: false }`
[INFO] [stdout] e036c7e7bb90580f99e240442b462c35c785568a31ddae3fb6c7df1cc1713753
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1189444a1ad096d80d2fb6d0d8e9cf3ba2dce68fe78da05a66265fad5d4a330
[INFO] running `Command { std: "docker" "start" "-a" "d1189444a1ad096d80d2fb6d0d8e9cf3ba2dce68fe78da05a66265fad5d4a330", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling nclbk v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling ipnet v2.12.0
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling openssl-sys v0.9.114
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling openssl v0.10.78
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stdout] warning: struct `TagsResponse` is never constructed
[INFO] [stdout]   --> src/libnclbk.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct TagsResponse {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `root_url` is never read
[INFO] [stdout]   --> src/libnclbk.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct BookmarkAPIClient {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 40 |     root_url: Url,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BookmarkAPIClient` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.28s
[INFO] running `Command { std: "docker" "inspect" "d1189444a1ad096d80d2fb6d0d8e9cf3ba2dce68fe78da05a66265fad5d4a330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1189444a1ad096d80d2fb6d0d8e9cf3ba2dce68fe78da05a66265fad5d4a330", kill_on_drop: false }`
[INFO] [stdout] d1189444a1ad096d80d2fb6d0d8e9cf3ba2dce68fe78da05a66265fad5d4a330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b07c0f7d1a3849ee0a5a01b28e2775c16be132a3cdf9206e764c89ea49a15eda
[INFO] running `Command { std: "docker" "start" "-a" "b07c0f7d1a3849ee0a5a01b28e2775c16be132a3cdf9206e764c89ea49a15eda", kill_on_drop: false }`
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling libz-sys v1.1.28
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.13+1.68.1
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling curl-sys v0.4.87+curl-8.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling openssl v0.10.78
[INFO] [stderr]    Compiling ena v0.14.4
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling async-executor v1.14.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling curl v0.4.49
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling isahc v1.8.1
[INFO] [stderr]    Compiling sluice v0.6.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling levenshtein v1.0.5
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling pin-project v1.1.11
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling lalrpop v0.20.2
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.95.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.52.1/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 --warn=unexpected_cfgs --check-cfg 'cfg(fuzzing)' --check-cfg 'cfg(loom)' --check-cfg 'cfg(mio_unsupported_force_poll_poll)' --check-cfg 'cfg(tokio_allow_from_blocking_fd)' --check-cfg 'cfg(tokio_internal_mt_counters)' --check-cfg 'cfg(tokio_no_parking_lot)' --check-cfg 'cfg(tokio_no_tuning_tests)' --check-cfg 'cfg(tokio_unstable)' --check-cfg 'cfg(target_os, values("cygwin"))' --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="full"' --cfg 'feature="io-std"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="parking_lot"' --cfg 'feature="process"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-uring", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "taskdump", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=b0719c30e20f9c3a -C extra-filename=-0288673db92307ae --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-2edb8796c3d48962.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-f7350b93790cd98e.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-5e410eee448af0c3.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-df2d6c3faddb7cbb.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-a495a978f0594be4.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-f9ac7a6ee13ab403.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-c4e8cccfa6433402.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-6c4d9e363b007b46.so --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b07c0f7d1a3849ee0a5a01b28e2775c16be132a3cdf9206e764c89ea49a15eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b07c0f7d1a3849ee0a5a01b28e2775c16be132a3cdf9206e764c89ea49a15eda", kill_on_drop: false }`
[INFO] [stdout] b07c0f7d1a3849ee0a5a01b28e2775c16be132a3cdf9206e764c89ea49a15eda