[INFO] fetching crate watc 0.0.1...
[INFO] testing watc-0.0.1 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate watc 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate watc 0.0.1
[INFO] finished tweaking crates.io crate watc 0.0.1
[INFO] tweaked toml for crates.io crate watc 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate watc 0.0.1 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28e9781679129528ef41dacd91f6dfbeb234202590a87787136f0fba3af49c97
[INFO] running `Command { std: "docker" "start" "-a" "28e9781679129528ef41dacd91f6dfbeb234202590a87787136f0fba3af49c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28e9781679129528ef41dacd91f6dfbeb234202590a87787136f0fba3af49c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e9781679129528ef41dacd91f6dfbeb234202590a87787136f0fba3af49c97", kill_on_drop: false }`
[INFO] [stdout] 28e9781679129528ef41dacd91f6dfbeb234202590a87787136f0fba3af49c97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc3cc5782301044968a9238a8aa5eb297a3668192a09b27edfe4628da5a7a7d1
[INFO] running `Command { std: "docker" "start" "-a" "cc3cc5782301044968a9238a8aa5eb297a3668192a09b27edfe4628da5a7a7d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling leb128fmt v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]    Compiling cstring v0.1.1
[INFO] [stderr]    Compiling wasm-encoder v0.244.0
[INFO] [stderr]    Compiling wasm-compiler v0.0.0
[INFO] [stderr]    Compiling wast v244.0.0
[INFO] [stderr]    Compiling wat v1.244.0
[INFO] [stderr]    Compiling watc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/lib.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wasm_compiler::{log, process};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.33s
[INFO] running `Command { std: "docker" "inspect" "cc3cc5782301044968a9238a8aa5eb297a3668192a09b27edfe4628da5a7a7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc3cc5782301044968a9238a8aa5eb297a3668192a09b27edfe4628da5a7a7d1", kill_on_drop: false }`
[INFO] [stdout] cc3cc5782301044968a9238a8aa5eb297a3668192a09b27edfe4628da5a7a7d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 350b1f49a25c54debd19ca02270d02e8736d41efbbae50e8ef60fe33f52a05c0
[INFO] running `Command { std: "docker" "start" "-a" "350b1f49a25c54debd19ca02270d02e8736d41efbbae50e8ef60fe33f52a05c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling watc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/lib.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wasm_compiler::{log, process};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "350b1f49a25c54debd19ca02270d02e8736d41efbbae50e8ef60fe33f52a05c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "350b1f49a25c54debd19ca02270d02e8736d41efbbae50e8ef60fe33f52a05c0", kill_on_drop: false }`
[INFO] [stdout] 350b1f49a25c54debd19ca02270d02e8736d41efbbae50e8ef60fe33f52a05c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec8d5943130e9d458c9257b563794d039f47345fade5c0f3760305657c57ba9f
[INFO] running `Command { std: "docker" "start" "-a" "ec8d5943130e9d458c9257b563794d039f47345fade5c0f3760305657c57ba9f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/lib.rs:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | use wasm_compiler::{log, process};
[INFO] [stderr]   |                     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `watc` (lib test) generated 1 warning (run `cargo fix --lib -p watc --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/watc-af721033519af617)
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/watc-af721033519af617` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "ec8d5943130e9d458c9257b563794d039f47345fade5c0f3760305657c57ba9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec8d5943130e9d458c9257b563794d039f47345fade5c0f3760305657c57ba9f", kill_on_drop: false }`
[INFO] [stdout] ec8d5943130e9d458c9257b563794d039f47345fade5c0f3760305657c57ba9f
