[INFO] fetching crate did-web 0.1.0...
[INFO] testing did-web-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate did-web 0.1.0 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate did-web 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate did-web 0.1.0
[INFO] finished tweaking crates.io crate did-web 0.1.0
[INFO] tweaked toml for crates.io crate did-web 0.1.0 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5ba8778a3f100a3b168b95636ac8573ed0fe9bf6da5f178f05078a9f364ac7d
[INFO] running `Command { std: "docker" "start" "-a" "a5ba8778a3f100a3b168b95636ac8573ed0fe9bf6da5f178f05078a9f364ac7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5ba8778a3f100a3b168b95636ac8573ed0fe9bf6da5f178f05078a9f364ac7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ba8778a3f100a3b168b95636ac8573ed0fe9bf6da5f178f05078a9f364ac7d", kill_on_drop: false }`
[INFO] [stdout] a5ba8778a3f100a3b168b95636ac8573ed0fe9bf6da5f178f05078a9f364ac7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a772860adfd1833807fb3e337f0426facbbe422a018e2b8600c0ecce7fa99a48
[INFO] running `Command { std: "docker" "start" "-a" "a772860adfd1833807fb3e337f0426facbbe422a018e2b8600c0ecce7fa99a48", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling ryu-js v0.2.1
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling base-x v0.2.8
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling pct-str v1.1.0
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling ssi-contexts v0.1.0
[INFO] [stderr]    Compiling mown v0.2.1
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling combination v0.1.5
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling langtag v0.2.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling openssl-src v111.16.0+1.1.1l
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling socket2 v0.4.1
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.130/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' -C metadata=c36803fedfa1c329 -C extra-filename=-c36803fedfa1c329 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-574b670df38f0e05.so --cap-lints allow --cap-lints=warn --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg iterator_try_fold --cfg num_nonzero --cfg serde_derive --cfg core_try_from --cfg num_nonzero_signed --cfg systemtime_checked_add --cfg std_atomic64 --cfg std_atomic` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a772860adfd1833807fb3e337f0426facbbe422a018e2b8600c0ecce7fa99a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a772860adfd1833807fb3e337f0426facbbe422a018e2b8600c0ecce7fa99a48", kill_on_drop: false }`
[INFO] [stdout] a772860adfd1833807fb3e337f0426facbbe422a018e2b8600c0ecce7fa99a48