[INFO] fetching crate watc 0.0.1...
[INFO] testing watc-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate watc 0.0.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate watc 0.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-compiler v0.0.0
[INFO] [stderr]   Downloaded cstring v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1235a64a35bd7c1b956d83e4042174c91bee657a501422850c6324c8c1b53275
[INFO] running `Command { std: "docker" "start" "-a" "1235a64a35bd7c1b956d83e4042174c91bee657a501422850c6324c8c1b53275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1235a64a35bd7c1b956d83e4042174c91bee657a501422850c6324c8c1b53275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1235a64a35bd7c1b956d83e4042174c91bee657a501422850c6324c8c1b53275", kill_on_drop: false }`
[INFO] [stdout] 1235a64a35bd7c1b956d83e4042174c91bee657a501422850c6324c8c1b53275
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a00a1826d89368acea1b560e6e2b3131d87c39056fcfde839688507f8cf9564b
[INFO] running `Command { std: "docker" "start" "-a" "a00a1826d89368acea1b560e6e2b3131d87c39056fcfde839688507f8cf9564b", kill_on_drop: false }`
[INFO] [stderr]    Compiling wast v38.0.0
[INFO] [stderr]    Compiling cstring v0.1.1
[INFO] [stderr]    Compiling wasm-compiler v0.0.0
[INFO] [stderr]    Compiling wat v1.0.40
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.72s
[INFO] running `Command { std: "docker" "inspect" "a00a1826d89368acea1b560e6e2b3131d87c39056fcfde839688507f8cf9564b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a00a1826d89368acea1b560e6e2b3131d87c39056fcfde839688507f8cf9564b", kill_on_drop: false }`
[INFO] [stdout] a00a1826d89368acea1b560e6e2b3131d87c39056fcfde839688507f8cf9564b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d00093379e9350f4e79932cd00a20a60fdf2f19ef043c81ac08ff7c6fb214c38
[INFO] running `Command { std: "docker" "start" "-a" "d00093379e9350f4e79932cd00a20a60fdf2f19ef043c81ac08ff7c6fb214c38", 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "d00093379e9350f4e79932cd00a20a60fdf2f19ef043c81ac08ff7c6fb214c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d00093379e9350f4e79932cd00a20a60fdf2f19ef043c81ac08ff7c6fb214c38", kill_on_drop: false }`
[INFO] [stdout] d00093379e9350f4e79932cd00a20a60fdf2f19ef043c81ac08ff7c6fb214c38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e40d4aed58c75da92aa3aeb7b12d1a45713bdd52fccf844533b7f5c6da42356f
[INFO] running `Command { std: "docker" "start" "-a" "e40d4aed58c75da92aa3aeb7b12d1a45713bdd52fccf844533b7f5c6da42356f", 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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `watc` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/watc-8c79d91d1d2196fb)
[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-8c79d91d1d2196fb` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "e40d4aed58c75da92aa3aeb7b12d1a45713bdd52fccf844533b7f5c6da42356f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e40d4aed58c75da92aa3aeb7b12d1a45713bdd52fccf844533b7f5c6da42356f", kill_on_drop: false }`
[INFO] [stdout] e40d4aed58c75da92aa3aeb7b12d1a45713bdd52fccf844533b7f5c6da42356f