[INFO] fetching crate ergo 0.0.5...
[INFO] testing ergo-0.0.5 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate ergo 0.0.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ergo 0.0.5 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ergo 0.0.5
[INFO] finished tweaking crates.io crate ergo 0.0.5
[INFO] tweaked toml for crates.io crate ergo 0.0.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ergo_config v0.0.1
[INFO] [stderr]   Downloaded ergo_sys v0.0.1
[INFO] [stderr]   Downloaded ergo_sync v0.1.0
[INFO] [stderr]   Downloaded ergo_std v0.0.3
[INFO] [stderr]   Downloaded ergo_fs v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ab9a47f5d63521759c9dca9ac47a970aa46600af8bff6eed9e20869e7f88178
[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" "2ab9a47f5d63521759c9dca9ac47a970aa46600af8bff6eed9e20869e7f88178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ab9a47f5d63521759c9dca9ac47a970aa46600af8bff6eed9e20869e7f88178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ab9a47f5d63521759c9dca9ac47a970aa46600af8bff6eed9e20869e7f88178", kill_on_drop: false }`
[INFO] [stdout] 2ab9a47f5d63521759c9dca9ac47a970aa46600af8bff6eed9e20869e7f88178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f06543d791c9cd3154a3c6ac7a520ded5b91a4077e19145e071a4457e5cb392
[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" "1f06543d791c9cd3154a3c6ac7a520ded5b91a4077e19145e071a4457e5cb392", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling erased-serde v0.3.15
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling taken v0.1.1
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling tar v0.4.35
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling shellexpand v1.1.1
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling crossbeam-channel v0.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling ergo_sync v0.1.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling configure_derive v0.1.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling stfu8 v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling ctrlc v3.1.9
[INFO] [stderr]    Compiling ergo_sys v0.0.1
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling ron v0.1.7
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling path_abs v0.4.1
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling ergo_fs v0.2.0
[INFO] [stderr]    Compiling ergo_std v0.0.3
[INFO] [stderr]    Compiling configure v0.1.1
[INFO] [stderr]    Compiling ergo_config v0.0.1
[INFO] [stderr]    Compiling ergo v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.62s
[INFO] running `Command { std: "docker" "inspect" "1f06543d791c9cd3154a3c6ac7a520ded5b91a4077e19145e071a4457e5cb392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f06543d791c9cd3154a3c6ac7a520ded5b91a4077e19145e071a4457e5cb392", kill_on_drop: false }`
[INFO] [stdout] 1f06543d791c9cd3154a3c6ac7a520ded5b91a4077e19145e071a4457e5cb392
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d3c1eae33d31d4b197acfa1bf4d89e79ee83b67cc15ceb483c68346d7e03b23
[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" "5d3c1eae33d31d4b197acfa1bf4d89e79ee83b67cc15ceb483c68346d7e03b23", kill_on_drop: false }`
[INFO] [stderr]    Compiling ergo v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "5d3c1eae33d31d4b197acfa1bf4d89e79ee83b67cc15ceb483c68346d7e03b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d3c1eae33d31d4b197acfa1bf4d89e79ee83b67cc15ceb483c68346d7e03b23", kill_on_drop: false }`
[INFO] [stdout] 5d3c1eae33d31d4b197acfa1bf4d89e79ee83b67cc15ceb483c68346d7e03b23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", 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] 740ee1fedd1b26e3351958a312a2160012dcac315f7759660265556ea0c4ffb4
[INFO] running `Command { std: "docker" "start" "-a" "740ee1fedd1b26e3351958a312a2160012dcac315f7759660265556ea0c4ffb4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ergo-09f4e8ce6824244d)
[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]    Doc-tests ergo
[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" "740ee1fedd1b26e3351958a312a2160012dcac315f7759660265556ea0c4ffb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740ee1fedd1b26e3351958a312a2160012dcac315f7759660265556ea0c4ffb4", kill_on_drop: false }`
[INFO] [stdout] 740ee1fedd1b26e3351958a312a2160012dcac315f7759660265556ea0c4ffb4