[INFO] fetching crate tyractorsaur 0.1.1...
[INFO] testing tyractorsaur-0.1.1 against 1.52.1 for beta-1.52-2
[INFO] extracting crate tyractorsaur 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tyractorsaur 0.1.1 on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tyractorsaur 0.1.1
[INFO] finished tweaking crates.io crate tyractorsaur 0.1.1
[INFO] tweaked toml for crates.io crate tyractorsaur 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate tyractorsaur 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7aea153950d608c95387a1e83fa20c49974522874a3270e96541e245146aa430
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7aea153950d608c95387a1e83fa20c49974522874a3270e96541e245146aa430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aea153950d608c95387a1e83fa20c49974522874a3270e96541e245146aa430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aea153950d608c95387a1e83fa20c49974522874a3270e96541e245146aa430", kill_on_drop: false }`
[INFO] [stdout] 7aea153950d608c95387a1e83fa20c49974522874a3270e96541e245146aa430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b86c9d99960b1d6923e562e2f8914508db5da86a85532c477dd8c6b6aefdd3ac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b86c9d99960b1d6923e562e2f8914508db5da86a85532c477dd8c6b6aefdd3ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling config v0.10.1
[INFO] [stderr]    Compiling tyractorsaur v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "b86c9d99960b1d6923e562e2f8914508db5da86a85532c477dd8c6b6aefdd3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b86c9d99960b1d6923e562e2f8914508db5da86a85532c477dd8c6b6aefdd3ac", kill_on_drop: false }`
[INFO] [stdout] b86c9d99960b1d6923e562e2f8914508db5da86a85532c477dd8c6b6aefdd3ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 358462d245275d9db1080d0172c7e67eaeb7d7f31c6dddf2e1cd404efb0ac4ec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "358462d245275d9db1080d0172c7e67eaeb7d7f31c6dddf2e1cd404efb0ac4ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling tyractorsaur v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.05s
[INFO] running `Command { std: "docker" "inspect" "358462d245275d9db1080d0172c7e67eaeb7d7f31c6dddf2e1cd404efb0ac4ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "358462d245275d9db1080d0172c7e67eaeb7d7f31c6dddf2e1cd404efb0ac4ec", kill_on_drop: false }`
[INFO] [stdout] 358462d245275d9db1080d0172c7e67eaeb7d7f31c6dddf2e1cd404efb0ac4ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f3907876948a3327f32eb88c09642aacbc23258dc9c0836e47946060e4db88c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1f3907876948a3327f32eb88c09642aacbc23258dc9c0836e47946060e4db88c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tyractorsaur-fb1284921b4b6e24)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests tyractorsaur
[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] [stdout] 
[INFO] [stdout] running 17 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=2018 --crate-type lib --crate-name tyractorsaur --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern config=/opt/rustwide/target/debug/deps/libconfig-e1292f9aa4a07f73.rlib --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-1e10eaf8c5e59a4c.rlib --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-79e70d79262048b7.rlib --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-fc82d7d3689d3f01.rlib --extern hostname=/opt/rustwide/target/debug/deps/libhostname-f5e5de9dd4d51370.rlib --extern lexical_core=/opt/rustwide/target/debug/deps/liblexical_core-30f4703ff64e84b6.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-ad3de19b56a3363f.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-c369af4bdef15de7.rlib --extern threadpool=/opt/rustwide/target/debug/deps/libthreadpool-43d492c9a08781f8.rlib --extern tyractorsaur=/opt/rustwide/target/debug/deps/libtyractorsaur-6f75e40265117a89.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "1f3907876948a3327f32eb88c09642aacbc23258dc9c0836e47946060e4db88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f3907876948a3327f32eb88c09642aacbc23258dc9c0836e47946060e4db88c", kill_on_drop: false }`
[INFO] [stdout] 1f3907876948a3327f32eb88c09642aacbc23258dc9c0836e47946060e4db88c