[INFO] fetching crate vented 0.11.7...
[INFO] checking vented-0.11.7 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate vented 0.11.7 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate vented 0.11.7 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vented 0.11.7
[INFO] finished tweaking crates.io crate vented 0.11.7
[INFO] tweaked toml for crates.io crate vented 0.11.7 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crypto_box v0.5.0
[INFO] [stderr]   Downloaded async-listen v0.2.1
[INFO] [stderr]   Downloaded xsalsa20poly1305 v0.6.0
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e42cd423ec46bbba1b0167428548f6f01ba0e7036198aa4f33e69527a6d0c074
[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" "e42cd423ec46bbba1b0167428548f6f01ba0e7036198aa4f33e69527a6d0c074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e42cd423ec46bbba1b0167428548f6f01ba0e7036198aa4f33e69527a6d0c074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e42cd423ec46bbba1b0167428548f6f01ba0e7036198aa4f33e69527a6d0c074", kill_on_drop: false }`
[INFO] [stdout] e42cd423ec46bbba1b0167428548f6f01ba0e7036198aa4f33e69527a6d0c074
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 152fe5392a94550794df0cb3f80c54b2eaf96812b92c5ae64f7a0182a10dcb66
[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" "152fe5392a94550794df0cb3f80c54b2eaf96812b92c5ae64f7a0182a10dcb66", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking nb-connect v1.0.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking poly1305 v0.6.2
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking chacha20 v0.6.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.2
[INFO] [stderr]     Checking salsa20 v0.7.2
[INFO] [stderr]     Checking chacha20poly1305 v0.7.1
[INFO] [stderr]     Checking xsalsa20poly1305 v0.6.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking x25519-dalek v1.1.0
[INFO] [stderr]     Checking crypto_box v0.5.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking async-listen v0.2.1
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking vented v0.11.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "152fe5392a94550794df0cb3f80c54b2eaf96812b92c5ae64f7a0182a10dcb66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "152fe5392a94550794df0cb3f80c54b2eaf96812b92c5ae64f7a0182a10dcb66", kill_on_drop: false }`
[INFO] [stdout] 152fe5392a94550794df0cb3f80c54b2eaf96812b92c5ae64f7a0182a10dcb66