[INFO] fetching crate libp2p-secio 0.23.0...
[INFO] checking libp2p-secio-0.23.0 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate libp2p-secio 0.23.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libp2p-secio 0.23.0 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-secio 0.23.0
[INFO] finished tweaking crates.io crate libp2p-secio 0.23.0
[INFO] tweaked toml for crates.io crate libp2p-secio 0.23.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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-mac v0.9.1
[INFO] [stderr]   Downloaded hmac v0.9.0
[INFO] [stderr]   Downloaded twofish v0.2.0
[INFO] [stderr]   Downloaded libp2p-core v0.23.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed994799c6fe5927976b4c029d4a3e4f05c14756bcae76dd2a4f7fa644ad8aec
[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" "ed994799c6fe5927976b4c029d4a3e4f05c14756bcae76dd2a4f7fa644ad8aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed994799c6fe5927976b4c029d4a3e4f05c14756bcae76dd2a4f7fa644ad8aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed994799c6fe5927976b4c029d4a3e4f05c14756bcae76dd2a4f7fa644ad8aec", kill_on_drop: false }`
[INFO] [stdout] ed994799c6fe5927976b4c029d4a3e4f05c14756bcae76dd2a4f7fa644ad8aec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77ad95814707eca477f960087842cf4f984928294fabd026f39bfe1c4e45f6bf
[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" "77ad95814707eca477f960087842cf4f984928294fabd026f39bfe1c4e45f6bf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking crypto-mac v0.9.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking hmac v0.9.0
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking multihash v0.11.4
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking parity-multiaddr v0.9.4
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking async-io v1.2.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling libp2p-core v0.23.1
[INFO] [stderr]    Compiling libp2p-secio v0.23.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking async-std v1.7.0
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking multistream-select v0.8.5
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "77ad95814707eca477f960087842cf4f984928294fabd026f39bfe1c4e45f6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ad95814707eca477f960087842cf4f984928294fabd026f39bfe1c4e45f6bf", kill_on_drop: false }`
[INFO] [stdout] 77ad95814707eca477f960087842cf4f984928294fabd026f39bfe1c4e45f6bf