[INFO] cloning repository https://github.com/igor-tk/test-serf-issue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/igor-tk/test-serf-issue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figor-tk%2Ftest-serf-issue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figor-tk%2Ftest-serf-issue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e06824104305043a757bd0f5fec29096fb79a418
[INFO] checking igor-tk/test-serf-issue against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figor-tk%2Ftest-serf-issue" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/igor-tk/test-serf-issue on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/igor-tk/test-serf-issue
[INFO] finished tweaking git repo https://github.com/igor-tk/test-serf-issue
[INFO] tweaked toml for git repo https://github.com/igor-tk/test-serf-issue written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/igor-tk/test-serf-issue already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f183ffc9811fa3b66e927b1d304ff0e155d010465c67b7f471f446d8b0721926
[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" "f183ffc9811fa3b66e927b1d304ff0e155d010465c67b7f471f446d8b0721926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f183ffc9811fa3b66e927b1d304ff0e155d010465c67b7f471f446d8b0721926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f183ffc9811fa3b66e927b1d304ff0e155d010465c67b7f471f446d8b0721926", kill_on_drop: false }`
[INFO] [stdout] f183ffc9811fa3b66e927b1d304ff0e155d010465c67b7f471f446d8b0721926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a757fc6a6e83f7f0805db8c651c5770896afc53ad913cb9c08de04ca12bc32a
[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" "8a757fc6a6e83f7f0805db8c651c5770896afc53ad913cb9c08de04ca12bc32a", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures-core v0.3.9
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[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking futures-sink v0.3.9
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking httpdate v0.3.2
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[INFO] [stderr]    Compiling isahc v0.9.14
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[INFO] [stderr]     Checking infer v0.2.3
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[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.5+1.42.0
[INFO] [stderr]    Compiling curl-sys v0.4.39+curl-7.74.0
[INFO] [stderr]    Compiling indexmap v1.6.1
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[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking crypto-mac v0.10.0
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[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking hmac v0.10.1
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[INFO] [stderr]     Checking ctr v0.6.0
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[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking async-std v1.8.0
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling futures-macro v0.3.9
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking time v0.2.23
[INFO] [stderr]     Checking futures-util v0.3.9
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking pin-project v1.0.3
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking serde_qs v0.7.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking http-client v6.2.0
[INFO] [stderr]     Checking surf v2.1.0
[INFO] [stderr]     Checking surf-issue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 14s
[INFO] running `Command { std: "docker" "inspect" "8a757fc6a6e83f7f0805db8c651c5770896afc53ad913cb9c08de04ca12bc32a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a757fc6a6e83f7f0805db8c651c5770896afc53ad913cb9c08de04ca12bc32a", kill_on_drop: false }`
[INFO] [stdout] 8a757fc6a6e83f7f0805db8c651c5770896afc53ad913cb9c08de04ca12bc32a