[INFO] fetching crate pre 0.2.1...
[INFO] testing pre-0.2.1 against try#ddc023471205c186b40f4bf8ffb598008dbf4885 for pr-87041-1
[INFO] extracting crate pre 0.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate pre 0.2.1 on toolchain ddc023471205c186b40f4bf8ffb598008dbf4885
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pre 0.2.1
[INFO] finished tweaking crates.io crate pre 0.2.1
[INFO] tweaked toml for crates.io crate pre 0.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pre-proc-macro v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 42b98c3022f41ec4f15bffb3dc0c8e72d0deec4ea0bed24611342bfe5585db9a
[INFO] running `Command { std: "docker" "start" "-a" "42b98c3022f41ec4f15bffb3dc0c8e72d0deec4ea0bed24611342bfe5585db9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42b98c3022f41ec4f15bffb3dc0c8e72d0deec4ea0bed24611342bfe5585db9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42b98c3022f41ec4f15bffb3dc0c8e72d0deec4ea0bed24611342bfe5585db9a", kill_on_drop: false }`
[INFO] [stdout] 42b98c3022f41ec4f15bffb3dc0c8e72d0deec4ea0bed24611342bfe5585db9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 622f40d8dcbfbf8fab107ce1d81130d94e0bf009500d7413110634800a14aab4
[INFO] running `Command { std: "docker" "start" "-a" "622f40d8dcbfbf8fab107ce1d81130d94e0bf009500d7413110634800a14aab4", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling pre-proc-macro v0.2.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling pre v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.94s
[INFO] running `Command { std: "docker" "inspect" "622f40d8dcbfbf8fab107ce1d81130d94e0bf009500d7413110634800a14aab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "622f40d8dcbfbf8fab107ce1d81130d94e0bf009500d7413110634800a14aab4", kill_on_drop: false }`
[INFO] [stdout] 622f40d8dcbfbf8fab107ce1d81130d94e0bf009500d7413110634800a14aab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6a943bb89a0de7f57645de91e18faee73a27d9da2fa242fc9ab8c0ddce4c30d
[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" "d6a943bb89a0de7f57645de91e18faee73a27d9da2fa242fc9ab8c0ddce4c30d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pre v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "d6a943bb89a0de7f57645de91e18faee73a27d9da2fa242fc9ab8c0ddce4c30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6a943bb89a0de7f57645de91e18faee73a27d9da2fa242fc9ab8c0ddce4c30d", kill_on_drop: false }`
[INFO] [stdout] d6a943bb89a0de7f57645de91e18faee73a27d9da2fa242fc9ab8c0ddce4c30d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b0b50e4e81e474fe3f583945f9fcd3d0793624cef892e3df0b724ba1b8fd9ce7
[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" "b0b50e4e81e474fe3f583945f9fcd3d0793624cef892e3df0b724ba1b8fd9ce7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pre-7dc5032c9ca39bea)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests pre
[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 217 tests
[INFO] [stdout] test src/lib.rs - assure (line 786) ... ignored
[INFO] [stdout] test src/lib.rs - forward (line 936) ... ignored
[INFO] [stdout] test src/lib.rs - forward (line 943) ... ignored
[INFO] [stdout] test src/lib.rs - forward (line 957) ... ignored
[INFO] [stdout] test src/lib.rs - forward (line 964) ... ignored
[INFO] [stdout] test src/lib.rs - forward (line 981) ... ignored
[INFO] [stdout] test src/lib.rs - forward (line 994) ... ignored
[INFO] [stdout] test src/lib.rs - (line 155) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - pre (line 671) ... ignored
[INFO] [stdout] test src/lib.rs - (line 84) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - forward (line 877) ... ok
[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 pre --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-81c3651d70dd4895.rlib --extern pre=/opt/rustwide/target/debug/deps/libpre-544a4c811ad4b061.rlib --extern pre_proc_macro=/opt/rustwide/target/debug/deps/libpre_proc_macro-a2d2f459b37fc726.so -C embed-bitcode=no --cfg 'feature="alloc"' --cfg 'feature="core"' --cfg 'feature="default"' --cfg 'feature="std"' --cfg nightly --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b0b50e4e81e474fe3f583945f9fcd3d0793624cef892e3df0b724ba1b8fd9ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b50e4e81e474fe3f583945f9fcd3d0793624cef892e3df0b724ba1b8fd9ce7", kill_on_drop: false }`
[INFO] [stdout] b0b50e4e81e474fe3f583945f9fcd3d0793624cef892e3df0b724ba1b8fd9ce7