[INFO] fetching crate patract-wasmi 0.6.2...
[INFO] testing patract-wasmi-0.6.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate patract-wasmi 0.6.2 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate patract-wasmi 0.6.2 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] removed /workspace/builds/worker-77/source/.cargo/config
[INFO] started tweaking crates.io crate patract-wasmi 0.6.2
[INFO] finished tweaking crates.io crate patract-wasmi 0.6.2
[INFO] tweaked toml for crates.io crate patract-wasmi 0.6.2 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] crate crates.io crate patract-wasmi 0.6.2 already has a lockfile, it will not be regenerated
[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-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 760857393d12df35aa3e99dd9714951f71918525c2456be71c61dee326864bec
[INFO] running `Command { std: "docker" "start" "-a" "760857393d12df35aa3e99dd9714951f71918525c2456be71c61dee326864bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "760857393d12df35aa3e99dd9714951f71918525c2456be71c61dee326864bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "760857393d12df35aa3e99dd9714951f71918525c2456be71c61dee326864bec", kill_on_drop: false }`
[INFO] [stdout] 760857393d12df35aa3e99dd9714951f71918525c2456be71c61dee326864bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 5fba781a41c175417384220b50e711eba33e4e17cfca5b082b4a631e7b673877
[INFO] running `Command { std: "docker" "start" "-a" "5fba781a41c175417384220b50e711eba33e4e17cfca5b082b4a631e7b673877", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling wasmi-validation v0.3.0
[INFO] [stderr]    Compiling patract-wasmi v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.00s
[INFO] running `Command { std: "docker" "inspect" "5fba781a41c175417384220b50e711eba33e4e17cfca5b082b4a631e7b673877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fba781a41c175417384220b50e711eba33e4e17cfca5b082b4a631e7b673877", kill_on_drop: false }`
[INFO] [stdout] 5fba781a41c175417384220b50e711eba33e4e17cfca5b082b4a631e7b673877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6cd62be520f3d1bb9d566db1fba595e0d2e410410a35b94534ed610f1b2b664
[INFO] running `Command { std: "docker" "start" "-a" "a6cd62be520f3d1bb9d566db1fba595e0d2e410410a35b94534ed610f1b2b664", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wabt-sys v0.6.1
[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-1.0.64/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=4c7ad4b82a643379 -C extra-filename=-4c7ad4b82a643379 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern itoa=/opt/rustwide/target/debug/deps/libitoa-7c14328d9548cc59.rmeta --extern ryu=/opt/rustwide/target/debug/deps/libryu-d12c73784c01ffe8.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-ce64ff9dad604362.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" "a6cd62be520f3d1bb9d566db1fba595e0d2e410410a35b94534ed610f1b2b664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6cd62be520f3d1bb9d566db1fba595e0d2e410410a35b94534ed610f1b2b664", kill_on_drop: false }`
[INFO] [stdout] a6cd62be520f3d1bb9d566db1fba595e0d2e410410a35b94534ed610f1b2b664