[INFO] fetching crate wadi 0.0.4...
[INFO] testing wadi-0.0.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate wadi 0.0.4 into /workspace/builds/worker-105/source
[INFO] validating manifest of crates.io crate wadi 0.0.4 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 wadi 0.0.4
[INFO] finished tweaking crates.io crate wadi 0.0.4
[INFO] tweaked toml for crates.io crate wadi 0.0.4 written to /workspace/builds/worker-105/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] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cstring v0.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] c32f4723de875d421deaf97fbf89650707a77568da6eac5f15c7189f424ac84d
[INFO] running `Command { std: "docker" "start" "-a" "c32f4723de875d421deaf97fbf89650707a77568da6eac5f15c7189f424ac84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c32f4723de875d421deaf97fbf89650707a77568da6eac5f15c7189f424ac84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c32f4723de875d421deaf97fbf89650707a77568da6eac5f15c7189f424ac84d", kill_on_drop: false }`
[INFO] [stdout] c32f4723de875d421deaf97fbf89650707a77568da6eac5f15c7189f424ac84d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 58b50a02c21d05a84292880d173eb847549a7d05881e8f2a375a25cf8413cb11
[INFO] running `Command { std: "docker" "start" "-a" "58b50a02c21d05a84292880d173eb847549a7d05881e8f2a375a25cf8413cb11", kill_on_drop: false }`
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling cstring v0.0.5
[INFO] [stderr]    Compiling wadi v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.43s
[INFO] running `Command { std: "docker" "inspect" "58b50a02c21d05a84292880d173eb847549a7d05881e8f2a375a25cf8413cb11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b50a02c21d05a84292880d173eb847549a7d05881e8f2a375a25cf8413cb11", kill_on_drop: false }`
[INFO] [stdout] 58b50a02c21d05a84292880d173eb847549a7d05881e8f2a375a25cf8413cb11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] f93d62f213ebedad8a4f9467689bcf6fa09dda97ca158ba5da0c6ae7f2b73412
[INFO] running `Command { std: "docker" "start" "-a" "f93d62f213ebedad8a4f9467689bcf6fa09dda97ca158ba5da0c6ae7f2b73412", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wadi v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "f93d62f213ebedad8a4f9467689bcf6fa09dda97ca158ba5da0c6ae7f2b73412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93d62f213ebedad8a4f9467689bcf6fa09dda97ca158ba5da0c6ae7f2b73412", kill_on_drop: false }`
[INFO] [stdout] f93d62f213ebedad8a4f9467689bcf6fa09dda97ca158ba5da0c6ae7f2b73412
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 240b7ecedcd020960d0a6e882fcade262881503512d631ebb4bb623224eaa385
[INFO] running `Command { std: "docker" "start" "-a" "240b7ecedcd020960d0a6e882fcade262881503512d631ebb4bb623224eaa385", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wadi-7160b4bb4b8ec808)
[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/wadi-7160b4bb4b8ec808` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "240b7ecedcd020960d0a6e882fcade262881503512d631ebb4bb623224eaa385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "240b7ecedcd020960d0a6e882fcade262881503512d631ebb4bb623224eaa385", kill_on_drop: false }`
[INFO] [stdout] 240b7ecedcd020960d0a6e882fcade262881503512d631ebb4bb623224eaa385