[INFO] fetching crate syntree 0.11.1...
[INFO] testing syntree-0.11.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate syntree 0.11.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate syntree 0.11.1 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 syntree 0.11.1
[INFO] finished tweaking crates.io crate syntree 0.11.1
[INFO] tweaked toml for crates.io crate syntree 0.11.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate syntree 0.11.1 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 159fba8b602aa1440e9f4ba9c9856c53869623cc84fc89080e2c6061c3745a41
[INFO] running `Command { std: "docker" "start" "-a" "159fba8b602aa1440e9f4ba9c9856c53869623cc84fc89080e2c6061c3745a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "159fba8b602aa1440e9f4ba9c9856c53869623cc84fc89080e2c6061c3745a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159fba8b602aa1440e9f4ba9c9856c53869623cc84fc89080e2c6061c3745a41", kill_on_drop: false }`
[INFO] [stdout] 159fba8b602aa1440e9f4ba9c9856c53869623cc84fc89080e2c6061c3745a41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ca9616cf3aef0eed3526f984a007ca50d0ba650642b82827a6d515608aa0316e
[INFO] running `Command { std: "docker" "start" "-a" "ca9616cf3aef0eed3526f984a007ca50d0ba650642b82827a6d515608aa0316e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syntree v0.11.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "ca9616cf3aef0eed3526f984a007ca50d0ba650642b82827a6d515608aa0316e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca9616cf3aef0eed3526f984a007ca50d0ba650642b82827a6d515608aa0316e", kill_on_drop: false }`
[INFO] [stdout] ca9616cf3aef0eed3526f984a007ca50d0ba650642b82827a6d515608aa0316e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c9c8a0ca189628221b2192cab58c38a961e37a2db68082e0c924c6770ce84fff
[INFO] running `Command { std: "docker" "start" "-a" "c9c8a0ca189628221b2192cab58c38a961e37a2db68082e0c924c6770ce84fff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling syntree v0.11.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.79s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/syntree-051a77ff7ca5e089)
[INFO] [stderr]   Executable tests/checkpoints.rs (/opt/rustwide/target/debug/deps/checkpoints-66e2f96026b10daf)
[INFO] running `Command { std: "docker" "inspect" "c9c8a0ca189628221b2192cab58c38a961e37a2db68082e0c924c6770ce84fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c8a0ca189628221b2192cab58c38a961e37a2db68082e0c924c6770ce84fff", kill_on_drop: false }`
[INFO] [stdout] c9c8a0ca189628221b2192cab58c38a961e37a2db68082e0c924c6770ce84fff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 1d1ef73c5dfd8a5782d5f3c209acc02003f3c302f06ce32cbace81bfbf1bf5bb
[INFO] running `Command { std: "docker" "start" "-a" "1d1ef73c5dfd8a5782d5f3c209acc02003f3c302f06ce32cbace81bfbf1bf5bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syntree-051a77ff7ca5e089)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/checkpoints.rs (/opt/rustwide/target/debug/deps/checkpoints-66e2f96026b10daf)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test balanced_checkpoint ... ok
[INFO] [stdout] test test_checkpoint_mutation ... ok
[INFO] [stdout] test test_nested_checkpoints2 ... ok
[INFO] [stdout] test test_nested_checkpoints ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syntree
[INFO] [stdout] 
[INFO] [stdout] running 67 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 syntree --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-47f04a0f0a36b87a.rlib --extern codespan_reporting=/opt/rustwide/target/debug/deps/libcodespan_reporting-f02255fcb4c677f0.rlib --extern syntree=/opt/rustwide/target/debug/deps/libsyntree-279eededd630df77.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-e13a6906b0ffeba7.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "1d1ef73c5dfd8a5782d5f3c209acc02003f3c302f06ce32cbace81bfbf1bf5bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d1ef73c5dfd8a5782d5f3c209acc02003f3c302f06ce32cbace81bfbf1bf5bb", kill_on_drop: false }`
[INFO] [stdout] 1d1ef73c5dfd8a5782d5f3c209acc02003f3c302f06ce32cbace81bfbf1bf5bb