[INFO] fetching crate wasm-smith 0.3.0...
[INFO] testing wasm-smith-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate wasm-smith 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate wasm-smith 0.3.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm-smith 0.3.0
[INFO] finished tweaking crates.io crate wasm-smith 0.3.0
[INFO] tweaked toml for crates.io crate wasm-smith 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate wasm-smith 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f2727171bc9b8ce51bb753be67bc5f5e4682c2e6705e976980ccb1563d845f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1f2727171bc9b8ce51bb753be67bc5f5e4682c2e6705e976980ccb1563d845f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f2727171bc9b8ce51bb753be67bc5f5e4682c2e6705e976980ccb1563d845f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f2727171bc9b8ce51bb753be67bc5f5e4682c2e6705e976980ccb1563d845f2", kill_on_drop: false }`
[INFO] [stdout] 1f2727171bc9b8ce51bb753be67bc5f5e4682c2e6705e976980ccb1563d845f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55dd9bc5f4a4eebaf5b446739b11f6e4fb3e976421ba667a06e6df98fd3ea720
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "55dd9bc5f4a4eebaf5b446739b11f6e4fb3e976421ba667a06e6df98fd3ea720", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling wasm-encoder v0.2.0
[INFO] [stderr]    Compiling derive_arbitrary v0.4.7
[INFO] [stderr]    Compiling arbitrary v0.4.7
[INFO] [stderr]    Compiling wasm-smith v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.15s
[INFO] running `Command { std: "docker" "inspect" "55dd9bc5f4a4eebaf5b446739b11f6e4fb3e976421ba667a06e6df98fd3ea720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55dd9bc5f4a4eebaf5b446739b11f6e4fb3e976421ba667a06e6df98fd3ea720", kill_on_drop: false }`
[INFO] [stdout] 55dd9bc5f4a4eebaf5b446739b11f6e4fb3e976421ba667a06e6df98fd3ea720
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddc7b993e377456090d1e9c8b7bba5121a37541c7fdfe0b2d9e1743c30b125f3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ddc7b993e377456090d1e9c8b7bba5121a37541c7fdfe0b2d9e1743c30b125f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libfuzzer-sys v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling wasm-smith v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `wasmparser`
[INFO] [stdout]  --> tests/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wasmparser::{Validator, WasmFeatures};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `wasmparser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-smith`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ddc7b993e377456090d1e9c8b7bba5121a37541c7fdfe0b2d9e1743c30b125f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc7b993e377456090d1e9c8b7bba5121a37541c7fdfe0b2d9e1743c30b125f3", kill_on_drop: false }`
[INFO] [stdout] ddc7b993e377456090d1e9c8b7bba5121a37541c7fdfe0b2d9e1743c30b125f3