[INFO] fetching crate greenwasm-spectest 0.3.3...
[INFO] testing greenwasm-spectest-0.3.3 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate greenwasm-spectest 0.3.3 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate greenwasm-spectest 0.3.3 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate greenwasm-spectest 0.3.3
[INFO] finished tweaking crates.io crate greenwasm-spectest 0.3.3
[INFO] tweaked toml for crates.io crate greenwasm-spectest 0.3.3 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wabt v0.5.0
[INFO] [stderr]   Downloaded wabt-sys v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cec5a58ba77f7913ab109f8a8dadc0818845be799e563a24e73b61ad5e52c95
[INFO] running `Command { std: "docker" "start" "-a" "2cec5a58ba77f7913ab109f8a8dadc0818845be799e563a24e73b61ad5e52c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cec5a58ba77f7913ab109f8a8dadc0818845be799e563a24e73b61ad5e52c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cec5a58ba77f7913ab109f8a8dadc0818845be799e563a24e73b61ad5e52c95", kill_on_drop: false }`
[INFO] [stdout] 2cec5a58ba77f7913ab109f8a8dadc0818845be799e563a24e73b61ad5e52c95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b79518e72306044241c7b618635f81ec29584b544e1891ff9d76ff176bb72dbf
[INFO] running `Command { std: "docker" "start" "-a" "b79518e72306044241c7b618635f81ec29584b544e1891ff9d76ff176bb72dbf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling wabt-sys v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr] error: could not compile `serde_json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_json --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.66/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="std"' -C metadata=18be2a2d5123b4b6 -C extra-filename=-18be2a2d5123b4b6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern itoa=/opt/rustwide/target/debug/deps/libitoa-3af14a1bb7e125c4.rmeta --extern ryu=/opt/rustwide/target/debug/deps/libryu-58d6bdbbdb00e196.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-7fdb8f204cf34bbe.rmeta --cap-lints allow --cap-lints=warn --cfg limb_width_64` (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" "b79518e72306044241c7b618635f81ec29584b544e1891ff9d76ff176bb72dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b79518e72306044241c7b618635f81ec29584b544e1891ff9d76ff176bb72dbf", kill_on_drop: false }`
[INFO] [stdout] b79518e72306044241c7b618635f81ec29584b544e1891ff9d76ff176bb72dbf
