[INFO] fetching crate ttcore 0.2.35...
[INFO] testing ttcore-0.2.35 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate ttcore 0.2.35 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ttcore 0.2.35 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ttcore 0.2.35
[INFO] finished tweaking crates.io crate ttcore 0.2.35
[INFO] tweaked toml for crates.io crate ttcore 0.2.35 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded myutil v0.2.652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c31677c449405c8bd90475e01062fa7c3fe25d2732a17213f361ae839957047f
[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" "c31677c449405c8bd90475e01062fa7c3fe25d2732a17213f361ae839957047f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c31677c449405c8bd90475e01062fa7c3fe25d2732a17213f361ae839957047f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31677c449405c8bd90475e01062fa7c3fe25d2732a17213f361ae839957047f", kill_on_drop: false }`
[INFO] [stdout] c31677c449405c8bd90475e01062fa7c3fe25d2732a17213f361ae839957047f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 928ac99dc186d34be3bcd4dca047c7dbc0b85ef8ab1f8420a2de517959e9db3f
[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" "928ac99dc186d34be3bcd4dca047c7dbc0b85ef8ab1f8420a2de517959e9db3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling myutil v0.2.652
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling ttcore_def v0.2.35
[INFO] [stderr]    Compiling ttcore v0.2.35 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.64s
[INFO] running `Command { std: "docker" "inspect" "928ac99dc186d34be3bcd4dca047c7dbc0b85ef8ab1f8420a2de517959e9db3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "928ac99dc186d34be3bcd4dca047c7dbc0b85ef8ab1f8420a2de517959e9db3f", kill_on_drop: false }`
[INFO] [stdout] 928ac99dc186d34be3bcd4dca047c7dbc0b85ef8ab1f8420a2de517959e9db3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13136d1921bec0588aceaccf8964bfb7c5360f367d27608e8fbf0039e3908440
[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" "13136d1921bec0588aceaccf8964bfb7c5360f367d27608e8fbf0039e3908440", kill_on_drop: false }`
[INFO] [stderr]    Compiling ttcore v0.2.35 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "13136d1921bec0588aceaccf8964bfb7c5360f367d27608e8fbf0039e3908440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13136d1921bec0588aceaccf8964bfb7c5360f367d27608e8fbf0039e3908440", kill_on_drop: false }`
[INFO] [stdout] 13136d1921bec0588aceaccf8964bfb7c5360f367d27608e8fbf0039e3908440
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c79c4910cddc0e9c8f4d77fa048e13e12b7978e763949d82a12a9e89c23cc143
[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" "c79c4910cddc0e9c8f4d77fa048e13e12b7978e763949d82a12a9e89c23cc143", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ttcore-aa609a6cfcd42ef6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ttcore
[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 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] running `Command { std: "docker" "inspect" "c79c4910cddc0e9c8f4d77fa048e13e12b7978e763949d82a12a9e89c23cc143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c79c4910cddc0e9c8f4d77fa048e13e12b7978e763949d82a12a9e89c23cc143", kill_on_drop: false }`
[INFO] [stdout] c79c4910cddc0e9c8f4d77fa048e13e12b7978e763949d82a12a9e89c23cc143