[INFO] fetching crate varlen 0.1.2...
[INFO] testing varlen-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate varlen 0.1.2 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate varlen 0.1.2 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 varlen 0.1.2
[INFO] finished tweaking crates.io crate varlen 0.1.2
[INFO] tweaked toml for crates.io crate varlen 0.1.2 written to /workspace/builds/worker-26/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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] baee943d90ab2b86100338f1bf5f9e8061842467fa65805bd4d637c54135776f
[INFO] running `Command { std: "docker" "start" "-a" "baee943d90ab2b86100338f1bf5f9e8061842467fa65805bd4d637c54135776f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baee943d90ab2b86100338f1bf5f9e8061842467fa65805bd4d637c54135776f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baee943d90ab2b86100338f1bf5f9e8061842467fa65805bd4d637c54135776f", kill_on_drop: false }`
[INFO] [stdout] baee943d90ab2b86100338f1bf5f9e8061842467fa65805bd4d637c54135776f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 46703673a16ce88033318fd52d4b050ff79ff9fedcd9c84b9952db648eacefc4
[INFO] running `Command { std: "docker" "start" "-a" "46703673a16ce88033318fd52d4b050ff79ff9fedcd9c84b9952db648eacefc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling varlen v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "46703673a16ce88033318fd52d4b050ff79ff9fedcd9c84b9952db648eacefc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46703673a16ce88033318fd52d4b050ff79ff9fedcd9c84b9952db648eacefc4", kill_on_drop: false }`
[INFO] [stdout] 46703673a16ce88033318fd52d4b050ff79ff9fedcd9c84b9952db648eacefc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 54b5b28e59a6e37b594006213f4bbdc85b02b63f355f4604b693eec09c7364f5
[INFO] running `Command { std: "docker" "start" "-a" "54b5b28e59a6e37b594006213f4bbdc85b02b63f355f4604b693eec09c7364f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling varlen v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/varlen-2e7e5c71bce53b94)
[INFO] running `Command { std: "docker" "inspect" "54b5b28e59a6e37b594006213f4bbdc85b02b63f355f4604b693eec09c7364f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54b5b28e59a6e37b594006213f4bbdc85b02b63f355f4604b693eec09c7364f5", kill_on_drop: false }`
[INFO] [stdout] 54b5b28e59a6e37b594006213f4bbdc85b02b63f355f4604b693eec09c7364f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 046151d40f0be6b6d6df656c01cab72e7e684b4e4bf2f32be3f34c6c8eda1442
[INFO] running `Command { std: "docker" "start" "-a" "046151d40f0be6b6d6df656c01cab72e7e684b4e4bf2f32be3f34c6c8eda1442", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/varlen-2e7e5c71bce53b94)
[INFO] [stderr]    Doc-tests varlen
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test vbox::tests::vdrop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 149 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name varlen --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern varlen=/opt/rustwide/target/debug/deps/libvarlen-24e85b776a99d9b1.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "046151d40f0be6b6d6df656c01cab72e7e684b4e4bf2f32be3f34c6c8eda1442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046151d40f0be6b6d6df656c01cab72e7e684b4e4bf2f32be3f34c6c8eda1442", kill_on_drop: false }`
[INFO] [stdout] 046151d40f0be6b6d6df656c01cab72e7e684b4e4bf2f32be3f34c6c8eda1442