[INFO] fetching crate monotone-crescendo 1.0.4...
[INFO] testing monotone-crescendo-1.0.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate monotone-crescendo 1.0.4 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate monotone-crescendo 1.0.4 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate monotone-crescendo 1.0.4
[INFO] finished tweaking crates.io crate monotone-crescendo 1.0.4
[INFO] tweaked toml for crates.io crate monotone-crescendo 1.0.4 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4f3b0f52da4ec2f093a42880b53de33c878192c48e4386f41274e5077f87542
[INFO] running `Command { std: "docker" "start" "-a" "d4f3b0f52da4ec2f093a42880b53de33c878192c48e4386f41274e5077f87542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4f3b0f52da4ec2f093a42880b53de33c878192c48e4386f41274e5077f87542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4f3b0f52da4ec2f093a42880b53de33c878192c48e4386f41274e5077f87542", kill_on_drop: false }`
[INFO] [stdout] d4f3b0f52da4ec2f093a42880b53de33c878192c48e4386f41274e5077f87542
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bef0417c9bbd3d383d1e10d9c85dd3f61c63050e2bf88785be1ca7fda9dd7fca
[INFO] running `Command { std: "docker" "start" "-a" "bef0417c9bbd3d383d1e10d9c85dd3f61c63050e2bf88785be1ca7fda9dd7fca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling monotone-crescendo v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "bef0417c9bbd3d383d1e10d9c85dd3f61c63050e2bf88785be1ca7fda9dd7fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bef0417c9bbd3d383d1e10d9c85dd3f61c63050e2bf88785be1ca7fda9dd7fca", kill_on_drop: false }`
[INFO] [stdout] bef0417c9bbd3d383d1e10d9c85dd3f61c63050e2bf88785be1ca7fda9dd7fca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 634504c220725cb8668cd640353d1eb73cce35693f73bce7e9e23d02cbbc84b1
[INFO] running `Command { std: "docker" "start" "-a" "634504c220725cb8668cd640353d1eb73cce35693f73bce7e9e23d02cbbc84b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling monotone-crescendo v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.10s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/monotone_crescendo-0d6cc2eec9060bda)
[INFO] running `Command { std: "docker" "inspect" "634504c220725cb8668cd640353d1eb73cce35693f73bce7e9e23d02cbbc84b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "634504c220725cb8668cd640353d1eb73cce35693f73bce7e9e23d02cbbc84b1", kill_on_drop: false }`
[INFO] [stdout] 634504c220725cb8668cd640353d1eb73cce35693f73bce7e9e23d02cbbc84b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0179a020050e6dd3103dbb3f5b7653416b34f2f7c3991c6ab7ef46e0cd207a5a
[INFO] running `Command { std: "docker" "start" "-a" "0179a020050e6dd3103dbb3f5b7653416b34f2f7c3991c6ab7ef46e0cd207a5a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/monotone_crescendo-0d6cc2eec9060bda)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr] free(): invalid size
[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/monotone_crescendo-0d6cc2eec9060bda` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "0179a020050e6dd3103dbb3f5b7653416b34f2f7c3991c6ab7ef46e0cd207a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0179a020050e6dd3103dbb3f5b7653416b34f2f7c3991c6ab7ef46e0cd207a5a", kill_on_drop: false }`
[INFO] [stdout] 0179a020050e6dd3103dbb3f5b7653416b34f2f7c3991c6ab7ef46e0cd207a5a